# US 12,114,054 B2 · Driving apparatus

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- Number: US 12,114,054 B2
- Document ID: US12114054B2
- Status: Granted
- Kind: B2
- Application number: 18/157,931
- Filed: 2023-01-23
- Published: 2023-08-03
- Granted: 2024-10-08
- Earliest claimed: 2022-02-01
- Assignees: Canon Kabushiki Kaisha
- Applicants: Canon Kabushiki Kaisha
- Inventors: Shunsuke Ninomiya; Ryo Yamasaki; Makoto Oikawa; Kyouhei Suzuki
- Web page: https://patentgrep.com/patent/US12114054B2

## CPC

- G03B 17/561: {Support related camera accessories}
- H04N 23/50: Constructional details
- G03B 30/00: Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
- H04N 23/695: Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
- G03B: APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR (optical parts of such apparatus G02B; photosensitive materials or processes for photographic purposes G03C; apparatus for processing exposed photographic materials G03D)
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION

## Abstract

A driving apparatus includes a fixed unit, a first movable unit held rotatably about a first axis relative to the fixed unit, a second movable unit held rotatably about a second axis different from the first axis relative to the first movable unit, a bearing configured to support the first movable unit rotatably about the first axis relative to the fixed unit, a first wiring having one end connected to the fixed unit and another end connected to the first movable unit, and a second wiring having one end connected to the fixed unit and another end connected to one of the first movable unit and the second movable unit. The first wiring includes a wound portion wound around the first axis and provided outside the bearing in a radial direction of the bearing. The second wiring is inserted inside the bearing.

## Claims

### Claim 1

A driving apparatus comprising:
a fixed unit;
a first movable unit held rotatably about a first axis relative to the fixed unit;
a second movable unit held rotatably about a second axis different from the first axis relative to the first movable unit;
a bearing configured to support the first movable unit rotatably about the first axis relative to the fixed unit;
a first wiring having one end connected to the fixed unit and another end connected to the first movable unit; and
a second wiring having one end connected to the fixed unit and another end connected to one of the first movable unit and the second movable unit,
wherein the first wiring includes a wound portion wound around the first axis,
wherein the wound portion is provided outside the bearing in a radial direction of the bearing, and
wherein the second wiring is inserted inside the bearing.

### Claim 2 (depends on 1)

The driving apparatus according to claim 1, wherein the first wiring includes a flexible wiring board.

### Claim 3 (depends on 1)

The driving apparatus according to claim 1, wherein the second wiring includes a wiring group in which a plurality of wire cables are bundled.

### Claim 4 (depends on 1)

The driving apparatus according to claim 1, wherein the wound portion is spirally wound.

### Claim 5 (depends on 1)

The driving apparatus according to claim 1, wherein the first movable unit includes a cylindrical portion,
wherein the cylindrical portion is engaged with the bearing, and
wherein the second wiring is inserted through a hollow portion of the cylindrical portion.

### Claim 6 (depends on 1)

The driving apparatus according to claim 1, further comprising a first driving unit configured to drive the first movable unit,
wherein the first driving unit is a vibration wave motor that includes a vibrator and a friction member, and
wherein the wound portion is provided between the bearing and the first driving unit in the radial direction of the bearing.

### Claim 7 (depends on 1)

The driving apparatus according to claim 1, further comprising a first driving unit configured to drive the first movable unit,
wherein the first driving unit is an electromagnetic motor that includes a coil and a magnet, and
wherein the wound portion is provided outside the first driving unit in the radial direction of the bearing.

### Claim 8 (depends on 6)

The driving apparatus according to claim 6, wherein the first driving unit and the wound portion are provided so as to at least partially overlap each other in a direction of the first axis.

### Claim 9 (depends on 1)

The driving apparatus according to claim 1, further comprising a second driving unit configured to drive the second movable unit,
wherein the first wiring transmits a driving signal for driving the second driving unit.

### Claim 10 (depends on 1)

The driving apparatus according to claim 1, further comprising a position detecting unit configured to detect a position of the second movable unit,
wherein the first wiring transmits a position detecting signal of the position detecting unit.

### Claim 11 (depends on 1)

The driving apparatus according to claim 1, wherein the driving apparatus is an image pickup apparatus that includes an image sensor,
wherein the image sensor is provided on the second movable unit, and
wherein the second wiring transmits a video signal from the image sensor.

### Claim 12 (depends on 1)

The driving apparatus according to claim 1, wherein the bearing includes an inner ring having a first rolling surface, an outer ring having a second rolling surface, and balls provided between the first rolling surface and the second rolling surface,
wherein the inner ring is fixed relative to the first movable unit, and
wherein the outer ring is fixed relative to the fixed unit.
