Shutters

Full Title

Exposure-making shutters; Diaphragms > Shutters

Classification Context

Section:

PHYSICS

Class:

PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY

Subclass:

APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR

Child Classifications

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• G03B 9/1 Blade or disc rotating or pivoting about axis normal to its plane
• G03B 9/28 Roller blind or flexible plate
• G03B 9/36 Sliding rigid plate
• G03B 9/46 Flap shutters pivoting about axis in plane of flap
• G03B 9/52 Barrel shutters
• G03B 9/54 Conical shutters; Rotating plate with axis of rotation inclined to optical axis of shutter