US PATENT SUBCLASS 352 / 174
.~ With starting and/or stopping means

Current as of: June, 1999
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352 /   HD   OPTICS: MOTION PICTURES

166  DF  CAMERA AND/OR PROJECTOR DRIVE MECHANISMS {14}
174.~ With starting and/or stopping means {3}
175  DF  .~.~> Having timed run
176  DF  .~.~> Responsive to camera or projector elements {1}
178  DF  .~.~> Having manual controls {1}

DEFINITION

Classification: 352/174

(under subclass 166) Subject matter including means to start and stop the operation of the drive mechanism as by starting or stopping the motive power source, connecting or disconnecting a coupling means, or engaging or disengaging a driven element.

SEE OR SEARCH CLASS

242, Winding, Tensioning, or Guiding,

324+, for means for unwinding and rewinding a machine convertible information carrier, particularly subclasses 333+ for a particular automated stop or reversal device and subclass 357 for a detector or indicator.