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Class Information
Number: 294/88
Name: Handling: hand and hoist-line implements > Grapple > Magnet- or piston-controlled
Description: Devices in which the operation of the grapple is caused by magnetic means or fluid-operated pistons.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4697838 |
Robot gripping jaw operator |
Oct. 6, 1987 |
| 4697839 |
Flexible part-centering pneumatic gripper |
Oct. 6, 1987 |
| 4697509 |
Auto body crushing device |
Oct. 6, 1987 |
| 4697837 |
Gripper for textile layer or the like |
Oct. 6, 1987 |
| 4696503 |
Pneumatic actuated cam driven parallel gripper |
Sep. 29, 1987 |
| 4695086 |
Two-sided grab bucket with plural operating cylinders |
Sep. 22, 1987 |
| 4687401 |
Pipe positioner |
Aug. 18, 1987 |
| 4684128 |
Grab for slot machines |
Aug. 4, 1987 |
| 4682806 |
Quadruple gripper |
Jul. 28, 1987 |
| 4682931 |
Lift truck clamp for handling stacked loads of different sizes |
Jul. 28, 1987 |
| 4681521 |
Feeding and positioning apparatus for a heating press |
Jul. 21, 1987 |
| 4676541 |
Robot hand |
Jun. 30, 1987 |
| 4673325 |
Gripper apparatus for stacking a batch of sheets |
Jun. 16, 1987 |
| 4671553 |
Gripper device |
Jun. 9, 1987 |
| 4669161 |
Clamping system |
Jun. 2, 1987 |
| 4667998 |
Electromagnetic gripper assembly |
May. 26, 1987 |
| 4660877 |
Power operated gripper |
Apr. 28, 1987 |
| 4659277 |
Unstable load stabilizing and handling attachment |
Apr. 21, 1987 |
| 4654987 |
Grab bucket and actuating mechanism therefor |
Apr. 7, 1987 |
| 4653793 |
Multiple point contact gripper |
Mar. 31, 1987 |
| 4653794 |
Universal adjustable gripper with center push |
Mar. 31, 1987 |
| 4652195 |
Casing stabbing and positioning apparatus |
Mar. 24, 1987 |
| 4650237 |
Automatic centering and gripper apparatus |
Mar. 17, 1987 |
| 4650235 |
Well tubing handling apparatus |
Mar. 17, 1987 |
| 4650236 |
Automatic pipe elevator |
Mar. 17, 1987 |
| 4648771 |
Robot hand for stacking boxes |
Mar. 10, 1987 |
| 4647097 |
I.D. or O.D. parallel gripper |
Mar. 3, 1987 |
| 4647099 |
Lifting head |
Mar. 3, 1987 |
| 4647100 |
Parallel gripper with roller supported gripper arms |
Mar. 3, 1987 |
| 4632444 |
Robot hand |
Dec. 30, 1986 |
| 4629237 |
Parallel type robot chuck |
Dec. 16, 1986 |
| 4627779 |
Device for withdrawing and unloading crop-ends of metal bars from a bar pusher |
Dec. 9, 1986 |
| 4627654 |
Articulated parallelogram gripper |
Dec. 9, 1986 |
| 4626014 |
Gripper having gripper arms supported in a rotatable sliding guide |
Dec. 2, 1986 |
| 4626013 |
Dual axis gripper |
Dec. 2, 1986 |
| 4621854 |
Device for changing tools in industrial robots |
Nov. 11, 1986 |
| 4621853 |
Universal gripper apparatus for robotic device |
Nov. 11, 1986 |
| 4616971 |
Robotic hand and method for manipulating printed circuit boards |
Oct. 14, 1986 |
| 4615374 |
Foundry plant and a manoeuvering apparatus for use in it |
Oct. 7, 1986 |
| 4611846 |
Gripper head |
Sep. 16, 1986 |
| 4609081 |
Hydraulic snubber |
Sep. 2, 1986 |
| 4609326 |
Gripping arrangement |
Sep. 2, 1986 |
| 4607873 |
Gripper apparatus |
Aug. 26, 1986 |
| 4607998 |
Electromechanical manipulator assembly |
Aug. 26, 1986 |
| 4603896 |
Method and gripping head for gripping a layer of containers arranged on a plane |
Aug. 5, 1986 |
| 4600350 |
Method and apparatus for handling container chassis |
Jul. 15, 1986 |
| 4596415 |
Quick disconnect device for actuating unit and gripper head |
Jun. 24, 1986 |
| 4595333 |
Hand apparatus of a robot |
Jun. 17, 1986 |
| 4595225 |
Method and apparatus for lifting ingot molds and like objects |
Jun. 17, 1986 |
| 4594041 |
Truck bed bale lift |
Jun. 10, 1986 |
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