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Browse by Category: Main > Optical & Optics
Class Information
Number: 352/166
Name: Optics: motion pictures > Camera and/or projector drive mechanisms
Description: Subject matter including a source of motive power and/or means to couple the source to the driven elements such as the shutter or picture strip in the motion picture device.


Sub-classes under this class:

Class Number Class Name Patents
352/168 Having plural or interchangeable drives 12
352/184 With continuous feed and intermittent film arresting means 28
352/183 With feeding belt film engagement 6
352/185 With film beater 4
352/191 With film engaging claws reciprocally driven to engage film 16
352/167 With illumination control responsive to drive speed 2
352/170 With indicating means 19
352/187 With intermittently driven carrier-engaging sprocket 26
352/186 With reciprocating continuously driven carrier engaging sprocket 1
352/173 With reverse feed 13
352/169 With single frame operation 37
352/180 With speed regulation or selection 52
352/174 With starting and/or stopping means 34
352/197 With supporting structure 9


Patents under this class:

Patent Number Title Of Patent Date Issued
7367676 Film feed mechanism in a motion-picture camera May. 6, 2008
6874889 Differential rate double shutter for cinematographic digital image capture cameras Apr. 5, 2005
6795158 Real time answerprint timing system and method Sep. 21, 2004
6523956 Multiplexed motion picture camera Feb. 25, 2003
6478426 Rectilinear film transport system Nov. 12, 2002
6457827 Film guide for a movie camera Oct. 1, 2002
6354706 Free wheeling sprocket rotary gate for motion picture film Mar. 12, 2002
6341010 Film scanner Jan. 22, 2002
6318861 Film positioning system and method thereof Nov. 20, 2001
6317194 Image reading apparatus, image processing system, image reading method, and image processing method Nov. 13, 2001
6257725 Shutter assembly for a motion film projection Jul. 10, 2001
6142632 Film position detection apparatus and method and image film projection apparatus Nov. 7, 2000
6048066 Film processing apparatus and film processing method Apr. 11, 2000
5870171 Method, apparatus and device for the reduction of the image steadiness error in the production of films Feb. 9, 1999
5691801 Hand-held viewer for motion picture cassettes Nov. 25, 1997
5673098 Feed device for motion picture film and device for detecting abnormalities in perforations Sep. 30, 1997
5608474 Image displaying device Mar. 4, 1997
5546143 Recording device and projecting device for motion picture film Aug. 13, 1996
5333020 Sprocket wheel for advancing film and device for advancing film using said sprocket wheel Jul. 26, 1994
4877200 Cine camera employing interchangeable film magazines with displacement of the spindles of the film take-off and take-up reels Oct. 31, 1989
4421395 Movie camera sprocket drive mechanism Dec. 20, 1983
4367020 Projection device and loop box therefor Jan. 4, 1983
4360254 Camera having stepper motor driven film transport/registration sprocket Nov. 23, 1982
4327983 Motor-driven camera with stepping image-recordation control May. 4, 1982
4316655 Adjustable automatic surveillance camera Feb. 23, 1982
4171881 Hand held motion picture viewer Oct. 23, 1979
4162829 Photographic film drive system employing inertia dumper/energy dissipater Jul. 31, 1979
4157570 TV-Cine conversion projector Jun. 5, 1979
4150886 Motion picture projector system Apr. 24, 1979
4141630 Bicycle Feb. 27, 1979
4131344 Motor control system for automatic processing of photographic film strips Dec. 26, 1978
4118737 Automatic system for handling and processing photographic film strips Oct. 3, 1978
4105311 Film transport system Aug. 8, 1978
4096500 Still- or motion-picture camera or reproducing apparatus Jun. 20, 1978
4089490 Film transport mechanism May. 16, 1978
4049340 Film wind-up arrangement for motion-picture cameras Sep. 20, 1977
4009950 Motion picture projection apparatus with film feeding speed changing apparatus Mar. 1, 1977
3955887 Motion picture camera May. 11, 1976
3942883 Cinematograph film transport mechanisms Mar. 9, 1976



 
 
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