CAMERA DEVICE

• US 20080138061A1
• Filed: 12/07/2007
• Published: 06/12/2008
• Est. Priority Date: 12/11/2006
• Status: Active Grant

• Current Assignee: Panasonic Corporation (Panasonic Holdings Corporation)
• Original Assignee: Matsushita Electric Industrial Company Limited (Panasonic Holdings Corporation)
• Inventors: SAIKI, Jun
• Granted Patent: US 7,929,859 B2
• Time in Patent Office: Days
• US Class Current: 396/543
• CPC Class Codes: G03B 17/00 Details of cameras or camera bodies; Accessories therefor lens hoods or caps G03B11/04

Abstract

In a camera device 1a with a shutter button 2 for transmitting an externally-applied pressing force to a switch 7, a boss 24 has a first end attached to the shutter button 2, and a second end opposed to the switch 7, a coil spring 6a has a first winding portion 61a and a second winding portion 62a, which are respectively wound into first and second shapes about a common central axis As, the second shape includes the first winding portion 61a, and the second end of the boss 24 is inserted into the first winding portion 61a.

Claims

1. A camera device with a shutter button for transmitting an externally-applied pressing force to a switch, the device comprising:

a coil spring with a first winding portion and a second winding portion, the first winding portion being wound into a first shape about a central axis, the second winding portion being wound into a second shape about the central axis so as to include the first winding portion, wherein,

the shutter button has a boss portion opposed to the switch and inserted into the first winding portion.

2. The camera device according to claim 1, wherein the first and second shapes are circular.

3. The camera device according to claim 1, wherein the first shape is polygonal, and the second shape is circular.

4. The camera device according to claim 2, wherein the first winding portion is provided so as to continue from one end of the second winding portion.

5. The camera device according to claim 4, wherein the first winding portion is positioned proximal to the shutter button.

6. The camera device according to claim 4, wherein the second winding portion continuing from the first winding portion is in contact with the shutter button.

7. The camera device according to claim 3, wherein the first winding portion is provided so as to continue from one end of the second winding portion.

8. The camera device according to claim 7, wherein the first winding portion is positioned proximal to the shutter button.

9. The camera device according to claim 8, wherein the second winding portion continuing from the first winding portion is in contact with the shutter button.

10. The camera device according to claim 1, wherein the coil spring further includes a third winding portion wound into a third shape about the central axis, the third shape being included in the second winding portion.

11. The camera device according to claim 10, wherein the first and third winding portions are provided so as to continue respectively from two ends of the second winding portion.

12. The camera device according to claim 11, wherein the first, second, and third shapes are circular.

13. The camera device according to claim 11, wherein the first and third shapes are polygonal, and the second shape is circular.

14. The camera device according to claim 11, wherein the first shape is polygonal, and the second and third shapes are circular.

15. A switch pressing device for transmitting an externally-applied pressing force to a switch, the device comprising:

a button for receiving external pressure, the button having a boss portion opposed to the switch; and

a coil spring with a first winding portion and a second winding portion, the first winding portion being wound into a first shape about a central axis, the second winding portion being wound into a second shape about the central axis so as to include the first winding portion, wherein,

the boss portion is inserted into the first winding portion.

16. An electronic device comprising a switch pressing device of claim 15.