Opening and closing means for electrically controlled shutters

Details Opening and closing means for electrically controlled shutters Opening and closing means for electrically controlled shutters

1974-07-08

1976-06-01

Peters, Jr., Joseph F.

354 50, 354247, G03B 940, G03B 958

Patent

active

039613453

ABSTRACT:
An opening and closing means for electric shutters comprising a single actuating member capable of controlling, during its movement in one direction, both of opening and closing of shutter blades for the purpose of providing a shutter of simple construction and low cost. Said electric shutter comprises a release member capable of keeping a power switch in closed state during operation of the shutter, said release member being locked in the position where it is released by said actuating member.

REFERENCES:
patent: 3645186 (1972-02-01), Kitai
patent: 3705536 (1972-12-01), Termann
patent: 3722291 (1973-03-01), Kitai
patent: 3722392 (1973-03-01), Kitai
patent: 3820131 (1974-06-01), Tanako

Affiliated with

Also associated with

Rating

Opening and closing means for electrically controlled shutters does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Opening and closing means for electrically controlled shutters, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Opening and closing means for electrically controlled shutters will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2405708