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Class Information
Number: 226/150
Name: Advancing material of indeterminate length > By intermittent (interrupted) material-mover > With retrograde movement preventer > Positively actuated to grip > By hydraulic or electrical means
Description: Device wherein the preventing means is driven by means which derives its proximate actuating force from fluid-pressure or electricity.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8322017 Coverlay processing system Dec. 4, 2012
7175367 Cable pulling machine Feb. 13, 2007
6662988 Apparatus for a stepwise feeding of a strip-shaped article Dec. 16, 2003
6450385 Clamping ring in particular for oil duct Sep. 17, 2002
6182880 Feeding device for strips Feb. 6, 2001
6092709 Machine for advancing a sheet metal strip in measured increments Jul. 25, 2000
6053387 Strap driving device for looping machines Apr. 25, 2000
5913469 Method of and apparatus for ensuring a wire feed amount in manufacturing of wire harnesses Jun. 22, 1999
5794664 Weft feeding device for fluid weaving machine Aug. 18, 1998
5724847 Integrated wire feed and draw apparatus Mar. 10, 1998
5697540 Feed mechanism for advancing elongated strip material Dec. 16, 1997
5622329 Terminal band feeding device having efficient partitioning tape disposal which limits tension in the terminal band Apr. 22, 1997
5513790 Face sealing air actuated valve in an intermittent feed device May. 7, 1996
5505360 Movable gripping jaw with conveyor support for a web Apr. 9, 1996
5320039 Web engagement system for an off-reel printing press Jun. 14, 1994
5125550 Pneumatically operated feeder for strip stock Jun. 30, 1992
4753381 Stock feed apparatus Jun. 28, 1988
4669645 Stock feed apparatus Jun. 2, 1987
4619390 Pneumatic feeder for punch presses Oct. 28, 1986
4590779 Program-controlled frame bending method and apparatus May. 27, 1986
4580710 Stock feeder with hydraulic shock absorber Apr. 8, 1986
4577791 Gripper feed advance mechanism for a press or the like Mar. 25, 1986
4558809 Gripper feed system for blanking presses or the like Dec. 17, 1985
4513899 Stock feeder with adjustable width feed path Apr. 30, 1985
4504004 Sheet forming machine Mar. 12, 1985
4493447 High speed article feeding apparatus Jan. 15, 1985
4489873 Intermittent feed mechanism Dec. 25, 1984
4444346 Pneumatic feeder for punch presses Apr. 24, 1984
4351462 Pneumatic feeder for punch presses and the like Sep. 28, 1982
4342240 Method and apparatus for feeding rod-like workpieces to a severing machine Aug. 3, 1982
4329897 Control system for pneumatic punch press feeders May. 18, 1982
4326658 Band-feeding device Apr. 27, 1982
4312469 Feeding apparatus Jan. 26, 1982
4304347 Apparatus for feeding material to a metalworking machine Dec. 8, 1981
4290541 Control system for pneumatic punch press feeders Sep. 22, 1981
4277997 Capacitance control system for pneumatic punch press feeders Jul. 14, 1981
4265385 Manual stock feeder May. 5, 1981
4261238 Pneumatic stock feeder for punch presses and the like Apr. 14, 1981
4223821 Press-feed units Sep. 23, 1980
4207999 Stock feeder for punch presses and the like Jun. 17, 1980
4167239 Feeding apparatus for stepwise feeding of continuous elongated material Sep. 11, 1979
4114791 Feeding mechanism Sep. 19, 1978
4082261 Machine for the manufacture of objects of sheet shape Apr. 4, 1978
4059212 Stock feeder for punched stock Nov. 22, 1977
4003278 Tube cutting apparatus Jan. 18, 1977
3999610 Pipe snubbing method and apparatus Dec. 28, 1976
3998370 Feed apparatus Dec. 21, 1976
3992255 Control rod drive mechanism for a nuclear reactor Nov. 16, 1976
3967768 Sealing device for hot fluid curing units Jul. 6, 1976
3964644 Adhesive dispensing apparatus Jun. 22, 1976

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