# US 10,245,910 B2 · Auxiliary fixture for a tire pressure monitoring device

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 10,245,910 B2
- Document ID: US10245910B2
- Status: Granted
- Kind: B2
- Application number: 15/597,317
- Filed: 2017-05-17
- Published: 2018-07-05
- Granted: 2019-04-02
- Earliest claimed: 2016-12-29
- Assignees: Orange Electronic Co., Ltd.
- Applicants: Orange Electronic Co., Ltd.
- Inventors: Hsi-Hsing Hsu; Sheng-Ji Cheng
- Web page: https://patentgrep.com/patent/US10245910B2

## CPC

- B60C 25/18: Tools for mounting or demounting air valves
- B25B 27/0035: {for motor-vehicles (wrenches for mounting or dismounting wheels B60B29/003)}
- B25B 27/24: mounting or demounting valves (for tyre valves B60C25/18)
- B60C 23/0494: {Valve stem attachments positioned inside the tyre chamber}
- B60C: VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B25B: TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING

## Abstract

An auxiliary fixture for a tire pressure monitoring device has a handle, a positioning base, and a holding lever. The positioning base is connected to the handle and has a pivot segment and a clamping segment. The pivot segment is deposited on a rear side of the positioning base and is pivotally connected to the handle. The clamping segment is deposited on a front side of the positioning base, is connected to the pivot segment, and has two adjusting elements and a pushing pin. The adjusting elements are deposited on a front side of the clamping segment, and the pushing pin is deposited between the adjusting elements to press against the tire pressure monitoring device. A distance between the adjusting elements can be adjusted to enable the adjusting elements to clamp the tire pressure monitoring device. The holding lever is connected to the handle.

## Claims

### Claim 1

An auxiliary fixture for a tire pressure monitoring device comprising:
a handle;
a positioning base connected to the handle and having
a rear side;
a front side;
a pivot segment deposited on the rear side of the positioning base and connected to the handle;
a clamping segment deposited on the front side of the positioning base, and having a pushing pin deposited on the clamping segment to press against the tire pressure monitoring device to enable a valve stem of the tire pressure monitoring device to insert into a valve hole of a tire rim; and
a quick release structure mounted between the pivot segment and the clamping segment to connect the clamping segment with the pivot segment; and
a holding lever connected to the handle.

### Claim 2 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein the quick release structure has
a mounting head formed on and protruding from a rear side of the clamping segment, and having an engaging recess formed in the mounting head;
a mounting recess formed in a front side of the pivot segment and selectively disposed around the mounting head;
a receiving recess formed in an inner surface of the pivot segment, communicating with the mounting recess, and facing the engaging recess; and
an engaging mechanism mounted between the pivot segment and the clamping segment to enable the clamping segment to connect with the pivot segment via the engaging mechanism.

### Claim 3 (depends on 2)

The auxiliary fixture as claimed in claim 2, wherein the engaging mechanism has
an engaging ball movably mounted in the receiving recess via the mounting recess;
a third elastic element mounted in the receiving recess and pressing against the engaging ball; and
a positioning ring mounted on the inner surface of the pivot segment at the receiving recess to hold the engaging ball and the third elastic element in the receiving recess and to enable the engaging ball to partially extend in the mounting recess via the positioning ring by the third elastic element pressing against the engaging ball.

### Claim 4 (depends on 3)

The auxiliary fixture as claimed in claim 3, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 5 (depends on 4)

The auxiliary fixture as claimed in claim 4, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 6 (depends on 5)

The auxiliary fixture as claimed in claim 5, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 7 (depends on 3)

The auxiliary fixture as claimed in claim 3, wherein the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim;
a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 8 (depends on 2)

The auxiliary fixture as claimed in claim 2, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 9 (depends on 8)

The auxiliary fixture as claimed in claim 8, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 10 (depends on 9)

The auxiliary fixture as claimed in claim 9, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 11 (depends on 2)

The auxiliary fixture as claimed in claim 2, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim; a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 12 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein the quick release structure has
a mounting head formed on and protruding from a rear side of the clamping segment;
a mounting recess formed in a front side of the pivot segment and selectively disposed around the mounting head;
a receiving recess formed in the mounting head;
an engaging recess formed in an inner surface of the pivot segment and communicating with the mounting recess; and
an engaging mechanism mounted between the pivot segment and the clamping segment to enable the clamping segment to connect with the pivot segment via the engaging mechanism.

### Claim 13 (depends on 12)

The auxiliary fixture as claimed in claim 12, wherein the engaging mechanism has
an engaging ball movably mounted in the receiving recess;
a third elastic element mounted in the receiving recess and pressing against the engaging ball; and
a positioning ring mounted on the inner surface of the pivot segment at the receiving recess to hold the engaging ball and the third elastic element in the receiving recess and to enable the engaging ball to partially extend out of the mounting head via the positioning ring by the third elastic element pressing against the engaging ball.

### Claim 14 (depends on 13)

The auxiliary fixture as claimed in claim 13, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 15 (depends on 14)

The auxiliary fixture as claimed in claim 14, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 16 (depends on 15)

The auxiliary fixture as claimed in claim 15, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 17 (depends on 13)

The auxiliary fixture as claimed in claim 13, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim;
a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 18 (depends on 12)

The auxiliary fixture as claimed in claim 12, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 19 (depends on 18)

The auxiliary fixture as claimed in claim 18, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 20 (depends on 19)

The auxiliary fixture as claimed in claim 19, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 21 (depends on 12)

The auxiliary fixture as claimed in claim 12, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim;
a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 22 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein the quick release structure has
a mounting head disposed between the pivot segment and the clamping segment;
a mounting recess disposed between the pivot segment and the clamping segment; and
an engaging mechanism disposed between the mounting head and the mounting recess, and having a pair of threads that are screwed with each other and respectively disposed between the mounting head and the mounting recess.

### Claim 23 (depends on 22)

The auxiliary fixture as claimed in claim 22, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 24 (depends on 23)

The auxiliary fixture as claimed in claim 23, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 25 (depends on 24)

The auxiliary fixture as claimed in claim 24, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 26 (depends on 22)

The auxiliary fixture as claimed in claim 22, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim;
a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 27 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein the quick release structure has
a mounting head disposed between the pivot segment and the clamping segment;
a mounting recess disposed between the pivot segment and the clamping segment; and
an engaging mechanism disposed between the mounting head and the mounting recess, and having at least one pair of magnetic elements that are magnetically attracted with each other;
wherein one of the at least one pair of magnetic elements is mounted on an exterior surface of the mounting head, and the other one of the at least one pair of magnetic elements is mounted on an internal surface of the mounting recess, and the clamping segment is connected with the pivot segment by a magnetic means between the at least one pair of magnetic elements.

### Claim 28 (depends on 27)

The auxiliary fixture as claimed in claim 27, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 29 (depends on 28)

The auxiliary fixture as claimed in claim 28, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 30 (depends on 29)

The auxiliary fixture as claimed in claim 29, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 31 (depends on 27)

The auxiliary fixture as claimed in claim 27, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim;
a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 32 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein the quick release structure has
a mounting head formed on and protruding from a rear side of the clamping segment;
a mounting recess formed in a front side of the pivot segment; and
an engaging mechanism disposed between the mounting head 261G and the mounting recess, and having
a neck portion formed on an external surface of the mounting head adjacent the rear side of the clamping segment; and
an engaging mouth formed in the front side of the pivot segment, communicating with the mounting recess, and selectively mounted around the neck portion.

### Claim 33 (depends on 32)

The auxiliary fixture as claimed in claim 32, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 34 (depends on 33)

The auxiliary fixture as claimed in claim 33, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 35 (depends on 34)

The auxiliary fixture as claimed in claim 34, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 36 (depends on 32)

The auxiliary fixture as claimed in claim 32, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim; a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 37 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein the quick release structure has
a mounting head formed on and protruding from a front side of the pivot segment;
a mounting recess formed in a rear side of the clamping segment; and
an engaging mechanism disposed between the mounting head and the mounting recess, and having
a neck portion formed on an external surface of the mounting head adjacent the front side of the pivot segment; and
an engaging mouth formed in the rear side of the clamping segment, communicating with the mounting recess, and selectively mounted around the neck portion.

### Claim 38 (depends on 37)

The auxiliary fixture as claimed in claim 37, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 39 (depends on 38)

The auxiliary fixture as claimed in claim 38, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 40 (depends on 39)

The auxiliary fixture as claimed in claim 39, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 41 (depends on 37)

The auxiliary fixture as claimed in claim 37, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim;
a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.

### Claim 42 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein
the clamping segment has
a front side; and
two adjusting elements deposited on the front side of the clamping segment; and
the pushing pin is deposited on the clamping segment between the two adjusting elements;
wherein a distance between the two adjusting elements is adjustable to enable the two adjusting elements to clamp the tire pressure monitoring device.

### Claim 43 (depends on 42)

The auxiliary fixture as claimed in claim 42, wherein
the clamping segment has
a positioning recess deposited between the two adjusting elements to receive the tire pressure monitoring device and to enable the tire pressure monitoring device to press against the pushing pin; and
two positioning arms deposited on the front side of the clamping segment; and
the two adjusting elements are respectively deposited on the positioning arms to deposit the positioning recess between the positioning arms.

### Claim 44 (depends on 43)

The auxiliary fixture as claimed in claim 43, wherein
the clamping segment has
two limiting recesses, and each one of the limiting recesses formed in an inner side of one of the positioning arms to enable the limiting recesses to face each other; and
two communicating holes, and each one of the communicating holes formed in an outer side of one of the positioning arms and communicating with the limiting recess that is deposited on the same positioning arm; and
each one of the two adjusting elements has
a limiting ring securely mounted in one of the limiting recesses;
an adjusting rod having
a clamping end extending through the corresponding limiting recess via the corresponding communicating hole, connected to the limiting ring, and extending into the positioning recess of the clamping segment; and
a rotating end extending out of the outer side of the corresponding positioning arm; and
a connecting ring deposited on the adjusting rod and abutting the outer side of the corresponding positioning arm.

### Claim 45 (depends on 1)

The auxiliary fixture as claimed in claim 1, wherein
the positioning base of the auxiliary fixture is connected to a sensor of the tire pressure monitoring device;
the pushing pin is pressed against the sensor;
the positioning base is moved and closes to the tire rim to enable the valve stem of the tire pressure monitoring device to be inserted into the valve hole of the tire rim;
a front end of the handle abuts against an inner surface of the tire rim;
a front end of the holding lever engages an outer flange of the tire rim; and
the handle is pressed to move downwardly by using a fulcrum that is formed at a connecting position between the holding lever and the handle to enable the valve stem to move along an axle direction of the valve hole of the tire rim by a guiding effect that is provided by the pushing pin to stably deposit in the valve hole of the tire rim via the positioning base.