US PATENT SUBCLASS 396 / 403
.~ Having mechanically actuated circuit

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

387  DF  WITH FILM DRIVE {7}
403.~ Having mechanically actuated circuit {2}
404  DF  .~.~> Film feed error detection or end of film detection
405  DF  .~.~> Rewind

DEFINITION

Classification: 396/403

Having mechanically actuated circuit:

(under subclass 387) Subject matter wherein a film drive circuit is triggered by the motion of a physical element.

(1) Note. This would include, for example, a cam-actuated circuit.

(2) Note. A significant electronic film drive circuit not mechanically actuated is classified in subclasses 406+.