Title:
LIGHT SHIELD COVER ROTATING DEVICE
Document Type and Number:
Japanese Patent JP3664191
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To prevent oscillation and vibration of a drive shaft of a light shield cover rotating device for rotating a light shield cover for a film cartridge between open and close positions.
SOLUTION: A pin 23 which is provided to the front end of a drive shaft 22 journalled to an opening 55 in the upper surface of a cartridge chamber for storing a film cartrige, is inserted in an engaging part 12 along a spring part 19, and is set in a hole 20 formed inward of the engaging part, and the drive shaft 22 is journalled at two positions so as to prevent the drive shaft from oscillating and vibrating. The pin 23 and the hole 20 are formed therein with flat parts 23a, 20a, respectively, which are mated together upon firring of the pin 23 in the hole 20. Thus, the drive force of the pin 22 is transmitted to the hole 20 so as to surely prevent rotation of a light shield cover 11.
Inventors:
Osamu Noguchi
Application Number:
JP873996A
Publication Date:
June 22, 2005
Filing Date:
January 22, 1996
Export Citation:
Assignee:
Fuji Photo Film Co., Ltd.
International Classes:
G03B17/28; G03B17/04; G03C3/00; (IPC1-7): G03C3/00; G03B17/04; G03B17/28
Domestic Patent References:
| JP7306465A | ||||
| JP7005535A |
Attorney, Agent or Firm:
Kazunori Kobayashi