# US 5,345,681 A · Tool for stripping a conductor

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- Number: US 5,345,681 A
- Document ID: US5345681A
- Status: Granted
- Kind: A
- Application number: 08/010,835
- Filed: 1993-01-29
- Granted: 1994-09-13
- Earliest claimed: 1992-02-12
- Assignees: Weidmüller Interface GmbH & Co. KG
- Inventors: Hans Undin
- Web page: https://patentgrep.com/patent/US5345681A

## CPC

- H02G 1/1231: {using a swivelling cutting element}
- H02G: INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES

## Abstract

A tool according to the invention for stripping a conductor contains a handle element, a cutter piece, which is in the form of a rod, is supported on the handle element side and has a tip, in the form of a blade, which can be moved around a rotation axis at a distance, and an opposing bearing, which is arranged on the handle element, for holding the conductor. A supporting body is supported on the handle element, which supporting body can rotate about the rotation axis and in which the cutter piece extends with its longitudinal direction inclined with respect to the rotation axis.

## Claims

### Claim 1

A tool for stripping a conductor comprising:
a handle element;
a cutter piece supported on a first end of said handle element, said cutter piece having a tip in the form of a blade, the blade being movable around a rotation axis at a predetermined distance therefrom;
an opposing bearing arranged on the handle element for holding the conductor; and
a supporting body supported on the first end of the handle element, said supporting body being rotatably mounted about the rotation axis for rotation during stripping of a conductor, wherein said cutter piece is positioned within said supporting body with its longitudinal axis inclined with respect to the rotation axis, wherein an end of the cutter piece opposing the tip includes radial attachments for engaging an inner wall of the supporting body.

### Claim 2 (depends on 1)

The tool according to claim 1, wherein the supporting body is a cylinder having a cylinder axis for defining the rotation axis.

### Claim 3 (depends on 2)

The tool according to claim 2, wherein the supporting body has a circumferential groove for holding a clamping ring.

### Claim 4 (depends on 3)

The tool according to claim 3, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 5 (depends on 4)

The tool according to claim 4, wherein the sleeve is sealed by a screw cap through which a head of the supporting body projects, and wherein a compression spring which surrounds the supporting body and presses the clamping ring against an inner circumferential step on the sleeve is arranged between the screw cap and the clamping ring.

### Claim 6 (depends on 3)

The tool according to claim 3, wherein the sleeve is constructed of plastic.

### Claim 7 (depends on 5)

The tool according to claim 5, wherein a further compression spring for pressing the opposing bearing over a flange to the handle element is supported on the underneath of a base of the sleeve.

### Claim 8 (depends on 2)

The tool according to claim 2, wherein the cutter piece projects through end surfaces of the cylinder.

### Claim 9 (depends on 8)

The tool according to claim 8, wherein the end, averted from the tip in the form of a blade, of the cutter piece is constructed as a bearing head.

### Claim 10 (depends on 9)

The tool according to claim 9, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 11 (depends on 10)

The tool according to claim 10, wherein the sleeve is constructed of plastic.

### Claim 12 (depends on 10)

The tool according to claim 10, wherein a wear-resistant plate for holding the bearing head of the cutter piece is located on an internal base of the sleeve.

### Claim 13 (depends on 8)

The tool according to claim 8, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 14 (depends on 1)

The tool according to claim 1, wherein the supporting body is constructed of plastic.

### Claim 15 (depends on 14)

The tool according to claim 14, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 16 (depends on 1)

The tool according to claim 1, wherein the end, averted from the tip in the form of a blade, of the cutter piece is constructed as a bearing head.

### Claim 17 (depends on 1)

The tool according to claim 1, wherein the supporting body has a circumferential groove for holding a clamping ring.

### Claim 18 (depends on 1)

The tool according to claim 1, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 19

A tool for stripping a conductor comprising:
a handle element;
a cutter piece supported on a first end of said handle element, said cutter piece having a tip in the form of a blade, the blade being movable around a rotation axis at a predetermined distance therefrom;
an opposing bearing arranged on the handle element for holding the conductor; and
a supporting body supported on the first end of the handle element, said supporting body being rotatably mounted about the rotation axis for rotation during stripping of a conductor, wherein said cutter piece is positioned within said supporting body and with its longitudinal axis inclined with respect to the rotation axis.

### Claim 20 (depends on 1)

The tool according to claim 1, wherein the supporting body is a cylinder having a cylinder axis for defining the rotation axis.

### Claim 21 (depends on 20)

The tool according to claim 20, wherein the cutter piece projects through end surfaces of the cylinder.

### Claim 22 (depends on 21)

The tool according to claim 21, wherein the end, averted from the tip in the form of a blade, of the cutter piece is constructed as a bearing head.

### Claim 23 (depends on 22)

The tool according to claim 22, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 24 (depends on 21)

The tool according to claim 21, wherein the end, averted from the tip in the form of a blade, of the cutter piece has radial attachments for engaging in the wall of the supporting body.

### Claim 25 (depends on 21)

The tool according to claim 21, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 26 (depends on 19)

The tool according to claim 19, wherein an end of the cutter piece opposing the tip includes radial attachments for engaging an inner wall of the supporting body.

### Claim 27 (depends on 26)

The tool according to claim 26, wherein the end, averted from the tip in the form of a blade, of the cutter piece is constructed as a bearing head.

### Claim 28 (depends on 26)

The tool according to claim 26, wherein the supporting body has a circumferential groove for holding a clamping ring.

### Claim 29 (depends on 26)

The tool according to claim 26, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 30 (depends on 20)

The tool according to claim 20, wherein the supporting body has a circumferential groove for holding a clamping ring.

### Claim 31 (depends on 30)

The tool according to claim 30, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 32 (depends on 20)

The tool according to claim 20, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.

### Claim 33 (depends on 32)

The tool according to claim 32, wherein the sleeve is sealed by a screw cap through which a head of the supporting body projects, and in that a compression spring which surrounds the supporting body and presses the clamping ring against an inner circumferential step on the sleeve is arranged between the screw cap and the clamping ring.

### Claim 34 (depends on 33)

The tool according to claim 33, wherein the sleeve is constructed of plastic.

### Claim 35 (depends on 33)

The tool according to claim 33, wherein a further compression spring for pressing the opposing bearing over a flange to the handle element, is supported on the underneath of a base of the sleeve.

### Claim 36 (depends on 32)

The tool according to claim 32, wherein the sleeve is constructed of plastic.

### Claim 37 (depends on 36)

The tool according to claim 36, wherein a wear-resistant plate for holding the bearing head of the cutter piece is located on an internal base of the sleeve.

### Claim 38 (depends on 37)

The tool according to claim 37, wherein a further compression spring for pressing the opposing bearing over a flange to the handle element, is supported on the underneath of a base of the sleeve.

### Claim 39 (depends on 36)

The tool according to claim 36, wherein a further compression spring for pressing the opposing bearing over a flange to the handle element, is supported on the underneath of a base of the sleeve.

### Claim 40 (depends on 32)

The tool according to claim 32, wherein a further compression spring for pressing the opposing bearing over a flange to the handle element, is supported on the underneath of a base of the sleeve.

### Claim 41 (depends on 20)

The tool according to claim 20, wherein the cutter piece projects through end surfaces of the cylinder.

### Claim 42 (depends on 20)

The tool according to claim 20, wherein the end, averted from the tip in the form of a blade, of the cutter piece has radial attachments for engaging in the wall of the supporting body.

### Claim 43 (depends on 19)

The tool according to claim 19, wherein the supporting body is constructed of plastic.

### Claim 44 (depends on 43)

The tool according to claim 43, wherein the supporting body is supported in a sleeve which is rigidly connected to the handle element.
