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Class Information
Number: 294/95
Name: Handling: hand and hoist-line implements > Grapple > Expanding > Cam-spread jaws > Pivoted
Description: Grapples , the cam action being upon pivoted load-engaging elements.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8651540 Lifting apparatus and method of use Feb. 18, 2014
8303009 Gripping element for gripping plastic containers Nov. 6, 2012
8282143 Positioning device Oct. 9, 2012
8251418 Gripping device Aug. 28, 2012
8201865 Pipe gripper device for pulling pipe and methods of use Jun. 19, 2012
7959119 Protection device stem design Jun. 14, 2011
7959118 Protection device stem design Jun. 14, 2011
7743943 Devices useful in system and method for dispensing prescriptions Jun. 29, 2010
7384085 Releasable coupling device for lifting objects Jun. 10, 2008
7278618 Active camming device Oct. 9, 2007
7275726 Active camming device surface Oct. 2, 2007
7232167 Cam-action pipe puller Jun. 19, 2007
6732822 Method and apparatus for handling tubular goods May. 11, 2004
6511113 Self-adjusting connector and related methods of connecting Jan. 28, 2003
6273670 Universal tire stacking and palletizing end effector assembly and system and method of using same Aug. 14, 2001
6241299 Apparatus for moving ice block Jun. 5, 2001
6186569 Heater sling Feb. 13, 2001
6145904 Fluid operated gripper device Nov. 14, 2000
6006422 Connector mechanical assist system Dec. 28, 1999
6003917 Clamping apparatus Dec. 21, 1999
5897153 Apparatus for removing and/or returning a disk shaped object to and from a disk holder Apr. 27, 1999
5879121 Substrate transporting apparatus Mar. 9, 1999
5876082 Device for gripping and holding substrates Mar. 2, 1999
5865493 Anchoring device for use with a hoisting machine Feb. 2, 1999
5704675 Block lift Jan. 6, 1998
5642912 Pulling attachment for plastic pipe and slip lining head Jul. 1, 1997
5540697 Prosthetic socket installation apparatus and method Jul. 30, 1996
5527078 Core lift Jun. 18, 1996
5419427 Finger chuck assembly and method for processing a hollow article May. 30, 1995
5082268 Credit card dispensing and positioning apparatus Jan. 21, 1992
4997225 Pipe retriever Mar. 5, 1991
4948187 Crane operated lifting apparatus Aug. 14, 1990
4944081 Packing removal tool Jul. 31, 1990
4885123 Apparatus for handling constituent elements of reactor core Dec. 5, 1989
4830568 Apparatus for handling spools May. 16, 1989
4762187 Internal wrench for a top head drive assembly Aug. 9, 1988
4708574 Apparatus for handling objects Nov. 24, 1987
4673545 Remotely controlled apparatus for removing clips from irradiated nuclear fuel assemblies Jun. 16, 1987
4666200 Safety grapple May. 19, 1987
4630344 Apparatus and method for assembling parts Dec. 23, 1986
4583275 Transmission direct clutch drum removing and installing tool Apr. 22, 1986
4577899 Liner cup remover Mar. 25, 1986
4557515 Coil handling device Dec. 10, 1985
4482520 Fuel pin transfer tool Nov. 13, 1984
4456417 Method and apparatus for aligning, supporting, and transporting hollow cylinders Jun. 26, 1984
4411576 Pick and place mechanism Oct. 25, 1983
4377956 Pipe extractor tool Mar. 29, 1983
RE31131 Concrete slab hoisting apparatus Jan. 25, 1983
4362692 Reactor component automatic grapple Dec. 7, 1982
4351097 Hydraulic pliers for snap rings Sep. 28, 1982

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