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Class Information
Number: 352/157
Name: Optics: motion pictures > With threading structure
Description: Subject matter including means to facilitate the insertion of a film strip in a motion picture device in a normal drive position.

Sub-classes under this class:

Class Number Class Name Patents
352/158 Self-feeding type 9

Patents under this class:

Patent Number Title Of Patent Date Issued
5146264 Recording system Sep. 8, 1992
5121982 Film transport device Jun. 16, 1992
4767079 Roll film carrier for reader or reader printer Aug. 30, 1988
4523725 Apparatus for driving tapes Jun. 18, 1985
4285480 Cassette loading system and self-threading cassette for use therewith Aug. 25, 1981
4196873 Two tape-cartridge type magnetic-tape recording/reproducing apparatus Apr. 8, 1980
4168886 Film threading assembly for a motion picture film projector Sep. 25, 1979
4148567 Sound motion picture projection apparatus Apr. 10, 1979
4146313 Slot load movie projector mechanism Mar. 27, 1979
4087165 Film tension absorbing system May. 2, 1978
4054253 Cinematic projector with integral take-up reel Oct. 18, 1977
3993404 Self-threading motion picture projector Nov. 23, 1976
3991955 Automatic film threading device Nov. 16, 1976
3990789 Projecting system for automatically loading, threading projecting and rewinding a plurality of films in casettes Nov. 9, 1976
3979036 Paper guide for tape perforators with an automatic pitch-adapted threading mechanism for the feed element zone Sep. 7, 1976
3958873 Stationary sprocket guard assembly May. 25, 1976

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