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Class Information
Number: 294/97
Name: Handling: hand and hoist-line implements > Grapple > Expanding > Pivoted
Description: Grapples in which the grasping element or elements are pivoted.


Sub-classes under this class:

Class Number Class Name Patents
294/98 Hayfork type 1


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7198311 Elevator for pipe Apr. 3, 2007
7066512 Hole engaging multiple block lifting device Jun. 27, 2006
7007992 Internal tube gripping device Mar. 7, 2006
6935665 Apparatus and method for spooling of wire cores Aug. 30, 2005
6817826 Coil handling device Nov. 16, 2004
6729825 Storage medium cartridge for use with a storage medium cartridge gripping assembly May. 4, 2004
6688663 Retrieval equipment for deployed bungy Feb. 10, 2004
6619711 Device to automatically attach a bobbin-bearing shaft to a mandrel of a machine Sep. 16, 2003
6604770 Device for clamping a crate Aug. 12, 2003
6523784 Arrangement for recovering spacecraft Feb. 25, 2003
6511113 Self-adjusting connector and related methods of connecting Jan. 28, 2003
6499932 Coil handling device Dec. 31, 2002
6494822 Tool retention mechanism Dec. 17, 2002
6439632 Pallet lifting hook Aug. 27, 2002
6402213 Device to automatically attach a bobbin-bearing shaft to a mandrel of a machine Jun. 11, 2002
6273670 Universal tire stacking and palletizing end effector assembly and system and method of using same Aug. 14, 2001
6267424 Compact grappling hook particularly adapted for military/tactical entry/exit operations in urban terrain Jul. 31, 2001
6254157 Load clamping and lifting apparatus Jul. 3, 2001
6254158 Device for carrying a stack of trays Jul. 3, 2001
6199873 Device for centering and gripping, particularly of automobile bodywork parts Mar. 13, 2001
6186517 Pilot tool for centering and clamping Feb. 13, 2001
6176469 Manhole cover engaging tools Jan. 23, 2001
6131976 Lock and lift tool Oct. 17, 2000
6116669 Device to automatically attach a bobbin-bearing shaft to a mandrel of a machine Sep. 12, 2000
6111847 Picker device and method for handling planar objects having an aperture therein Aug. 29, 2000
6089637 Device for carrying a stack of trays Jul. 18, 2000
6079761 Retractable grappling hook Jun. 27, 2000
6042165 Pick-up box lift Mar. 28, 2000
5971457 Boxer-utility vault box lifter Oct. 26, 1999
5945798 System for determining part presence and grip pressure for a robotic gripping device Aug. 31, 1999
5879121 Substrate transporting apparatus Mar. 9, 1999
5873692 CD picker Feb. 23, 1999
5833290 Semiconductor process chamber exhaust port quartz removal tool Nov. 10, 1998
5820186 Apparatus for lifting pipes and other objects Oct. 13, 1998
5816774 Setup apparatus for storing and transporting long workpieces Oct. 6, 1998
5803521 Apparatus for gripping a flat substrate Sep. 8, 1998
5797638 Hoist apparatus for annular member Aug. 25, 1998
5782515 Rotatable arm mechanism for assembling and disassembling samples Jul. 21, 1998
5743581 Semiconductor process chamber exhaust port quartz removal tool Apr. 28, 1998
5669652 Apparatus for gripping a flat substrate Sep. 23, 1997
5642979 Roll handling apparatus for fork lift trucks Jul. 1, 1997
5529361 Hand-held spool transport tool Jun. 25, 1996
5513944 Roll handling apparatus for fork lift trucks May. 7, 1996
5513889 Filter tongs May. 7, 1996
5490702 Fastening tool for engaging in a channel of a concrete block Feb. 13, 1996
5486083 Process and apparatus for handling a vehicle frame Jan. 23, 1996
5484181 Gripper mechanism Jan. 16, 1996
5482341 Apparatus for lifting storage tanks and the like Jan. 9, 1996
5400499 Internal bushing removal tool Mar. 28, 1995
5371658 Broken light bulb base removal tool Dec. 6, 1994

1 2 3


 
 
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