Brake device for shutter

Details Brake device for shutter Brake device for shutter

1988-07-21

1989-07-11

Mathews, A. A.

354246, G03B 940

Patent

active

048476498

ABSTRACT:
A brake device for a shutter includes a movable member which moves in association with run of shutter blades, the movable member being capable of being braked to brake run of the shutter blades, and a brake member which is moved in a followed manner by the movable member and which conducts braking. This brake member has a first contact portion which is elastically brought into contact with the movable member, and a second contact portion which is rigidly brought into contact with the movable member after the elastic contact of the first contact portion has started.

REFERENCES:
patent: 4110773 (1978-08-01), Scholz
patent: 4302091 (1981-11-01), Harase et al.
patent: 4316662 (1982-02-01), Tosaka et al.
patent: 4657366 (1987-04-01), Tanabe et al.
patent: 4692009 (1987-09-01), Toyoda et al.

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