Camera and/or projector drive mechanisms > With film engaging claws reciprocally driven to engage film > Crank pin actuated > Patents

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Class Information
Number: 352/192
Name: Optics: motion pictures > Camera and/or projector drive mechanisms > With film engaging claws reciprocally driven to engage film > Crank pin actuated
Description: Subject matter where the reciprocating member with the film engaging projection is actuated by an eccentric crank pin which is journaled in the reciprocating member.

Sub-classes under this class:

Class Number	Class Name	Patents
352/193	With pivoted link or arcuate slot guide	3

Patents under this class:

Patent Number	Title Of Patent	Date Issued
5225860	Film transport for a motion picture camera	Jul. 6, 1993
4892404	Film transport mechanism for a motion picture camera	Jan. 9, 1990
4402581	Claw feed mechanism	Sep. 6, 1983
4235534	Device for driving the claw shaft of a motion picture camera	Nov. 25, 1980
4040730	Film advancing mechanism with film threading facility	Aug. 9, 1977
4037954	Film registering advancing mechanism	Jul. 26, 1977