# US 4,400,076 A · Finger abutment device for camera

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- Number: US 4,400,076 A
- Document ID: US4400076A
- Status: Granted
- Kind: A
- Application number: 06/348,340
- Filed: 1982-02-12
- Granted: 1983-08-23
- Earliest claimed: 1981-02-20
- Assignees: Canon Kabushiki Kaisha
- Inventors: Yuzo Miura; Makoto Katsuma; Masayuki Suzuki
- Web page: https://patentgrep.com/patent/US4400076A

## CPC

- G03B 17/38: Releasing-devices separate from shutter (integral with shutter G03B9/08)
- G03B 17/00: Details of cameras or camera bodies; Accessories therefor (lens hoods or caps G03B11/04)
- 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)

## Abstract

In a camera having a shutter-release button and a rapid-winding lever positioned adjacent each other, a finger abutment member is provided as extending from the casing of the shutter-release button to cover the axis portion of the rapid-winding lever.

## Claims

### Claim 1

A finger abutment device for a camera having a shutter-release button and a rapid-winding lever positioned adjacent to each other, comprising a finger abutment member extending from the mount position of said shutter-release button to cover the axis portion of the rapid-winding lever.

### Claim 2 (depends on 1)

A device according to claim 1, wherein said finger abutment member has an elastic member fixedly mounted on that part thereof on which the inner part of a finger touching the shutter-release button rests.

### Claim 3 (depends on 1)

A device according to claim 1, wherein said finger abutment member is provided with an actuating member for a switch controlling the operation of the camera in that part thereof on which the inner part of a finger touching the shutter-release button rests.

### Claim 4 (depends on 1)

A device according to claim 1, wherein said finger abutment member is in the form of a covering surrounding the shutter-release button.

### Claim 5 (depends on 1)

A device according to claim 1, wherein said finger abutment is arranged to be rotatable about the shutter-release button, and wherein this rotative movement of the finger abutment member changes over a switch for controlling the camera operation.