US PATENT SUBCLASS 226 / 74
.~ Pins on flexible belt or chain


Current as of: June, 1999
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226 /   HD   ADVANCING MATERIAL OF INDETERMINATE LENGTH

52  DF  MEANS TO ENGAGE LONGITUDINALLY SPACED MODIFICATIONS IN MATERIAL {8}
74.~ Pins on flexible belt or chain {1}
75  DF  .~.~> With means to effect supplementary pin movement


DEFINITION

Classification: 226/74

(under subclass 52) Device including a continuous (i.e., closed-loop) member, which may comprise a concatenation of elemental parts which form or make up such a continuous (i.e., closed-loop) member, which member, in either case, is trained about a plurality of separated, noncoaxial pulleys or sprockets, and on which member one or more prongs is mounted for feeding movement therewith.

(1) Note. See (1) Note to subclass 62 for the differences between the structures of this subclass (74) and subclasses 62+ and 76+.

SEE OR SEARCH THIS CLASS, SUBCLASS:

170, for other endless-belt material-advancer.

SEE OR SEARCH CLASS

352, Optics: Motion Pictures,

183, for motion picture apparatus with film feeding apparatus employing an endless belt.