Title:
ROTATION BRAKING DEVICE
Document Type and Number:
Japanese Patent JP3910284
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To satisfactorily maintain the rotation braking performance of the eyepiece of a view finder(VF).
SOLUTION: Concerning this device, an end cap 33 covers a flange part 12 of a casing 1 through a backup ring 31 and an O ring 32, plural male screws 34 are passed through the end cap 33 and screwed into female screws 22 formed at a terminal part 21 of an eyepiece 2, and not only the compressing amount of the O ring 32 but also the rotation braking force of the eyepiece 2 to the casing 1 are controlled.
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Inventors:
Susumu Maezuru
Kaoru Murakami
Kaoru Murakami
Application Number:
JP309998A
Publication Date:
April 25, 2007
Filing Date:
January 09, 1998
Export Citation:
Assignee:
Ikegami Tsushinki Co., Ltd.
International Classes:
G03B13/02; H04N5/225; F16D7/02; (IPC1-7): H04N5/225; F16D7/02; G03B13/02
Domestic Patent References:
| JP5083609A | ||||
| JP4326258A | ||||
| JP3032774U | ||||
| JP63072970U | ||||
| JP49017772B1 | ||||
| JP3123371U |
Attorney, Agent or Firm:
Tomijio Sasashima