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Class Information
Number: 226/81
Name: Advancing material of indeterminate length > Means to engage longitudinally spaced modifications in material > Rotating sprocket (e.g., pin-wheel) > With means to disengage material from prong(s) > By supplementary movement of prong(s)
Description: Device wherein said means imparts a motion of the prong(s) additional to the feed movement thereof, the additional motion serving to disengage the prong(s) from the material.

Patents under this class:

Patent Number Title Of Patent Date Issued
5847739 Cloth feeding drum for ink-jet printing Dec. 8, 1998
5593078 Motion picture film advancement apparatus with vibration reduction Jan. 14, 1997
5188270 Sheet conveyor having retractable pins held in a wheel for openings in a sheet Feb. 23, 1993
4605209 Longitudinal folding apparatus for traveling webs, particularly paper webs received from a rotary printing machine Aug. 12, 1986
4417680 Lumber feeder Nov. 29, 1983
4162032 Pinwheel assembly having improved pins Jul. 24, 1979
4136809 Paper transport device Jan. 30, 1979
4087165 Film tension absorbing system May. 2, 1978
4036420 Pinwheel for paper feeding Jul. 19, 1977
4033493 Pin wheel feeding device Jul. 5, 1977
4022365 Pin feed platen for document transport mechanism May. 10, 1977

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