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Class Information
Number: 226/86
Name: Advancing material of indeterminate length > Means to engage longitudinally spaced modifications in material > Rotating sprocket (e.g., pin-wheel) > With additional means to support material
Description: Device provided with means other than the sprocket periphery to hold material against the force of gravity.

Patents under this class:

Patent Number Title Of Patent Date Issued
8079396 Adjustable micro device feeder Dec. 20, 2011
7472737 Adjustable micro device feeder Jan. 6, 2009
6834787 Feeding devices for taped electric components Dec. 28, 2004
6533262 System for feeding a continuous medium including multi-ply media to a processing station with selectable reduction in jamming, wrinkling, or pealing of the media surface Mar. 18, 2003
5551786 Apparatus for making a graphic product Sep. 3, 1996
5345293 Feeder of continuous documents for a copy machine Sep. 6, 1994
5139190 Document feed tractor with height adjustable web support surface Aug. 18, 1992
5080272 Device for improved control in the transport of edge-perforated paper webs in printers Jan. 14, 1992
4822190 Combination of a printer and continuous feeder Apr. 18, 1989
4779781 Method and an arrangement for the feeding of a material web Oct. 25, 1988
4780013 Web feed tractor for printer Oct. 25, 1988
4758107 Web feed tractor for printer Jul. 19, 1988
4650358 Feeder for a printer Mar. 17, 1987
4538516 Torque-assist system for printing belts Sep. 3, 1985
4411393 Web tension control apparatus Oct. 25, 1983
4155646 Printing head assembly May. 22, 1979
4018153 Tape handling apparatus utilizing tangential web contact for postage meter Apr. 19, 1977
3942788 Sheet material transport equipment Mar. 9, 1976

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