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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 |
| 5190333 |
Gripper deploying and inverting linkage |
Mar. 2, 1993 |
| 5184513 |
Automatic ultrasonic testing apparatus for detecting flaws of structural balls |
Feb. 9, 1993 |
| 5178428 |
Armature gripping machine |
Jan. 12, 1993 |
| 5163804 |
Attachment for loading and unloading constructional material |
Nov. 17, 1992 |
| 5163729 |
Parallel gripper assembly |
Nov. 17, 1992 |
| 5152568 |
Extendible gripper |
Oct. 6, 1992 |
| 5150936 |
Grapple assembly for attachment to workhead |
Sep. 29, 1992 |
| 5141387 |
Apparatus for handling drums |
Aug. 25, 1992 |
| 5139383 |
Device for positioning objects within a sealed chamber |
Aug. 18, 1992 |
| 5125708 |
Wedge gripper |
Jun. 30, 1992 |
| 5125324 |
Portable hydraulically operated device incorporating automatic drain valve |
Jun. 30, 1992 |
| 5118248 |
Quick-action coupling for forge and conveyor manipulators |
Jun. 2, 1992 |
| 5100285 |
Supporting and transport apparatus |
Mar. 31, 1992 |
| 5092731 |
Container handling apparatus for a refuse collection vehicle |
Mar. 3, 1992 |
| 5090757 |
Arrangement for the handling of components with a gripping device |
Feb. 25, 1992 |
| 5088783 |
Load handling apparatus |
Feb. 18, 1992 |
| 5085480 |
Cam operated workpiece engaging apparatus |
Feb. 4, 1992 |
| 5074608 |
Tongs-like cargo-hook device with automatic loading features |
Dec. 24, 1991 |
| 5072652 |
Gripping device having impact cushioning means |
Dec. 17, 1991 |
| 5073080 |
Grapple device for auger sections |
Dec. 17, 1991 |
| 5066189 |
Method and apparatus for handling discrete cargo units |
Nov. 19, 1991 |
| 5062855 |
Artifical limb with movement controlled by reversing electromagnet polarity |
Nov. 5, 1991 |
| 5062756 |
Device for positioning and stabbing casing from a remote selectively variable location |
Nov. 5, 1991 |
| 5061150 |
Single-handed skidding apparatus for logs and the like |
Oct. 29, 1991 |
| 5054834 |
Gripper for the advantageously robotized handling of one or more silicon wafers and/or of a support for such wafers |
Oct. 8, 1991 |
| 5049020 |
Device for positioning and stabbing casing from a remote selectively variable location |
Sep. 17, 1991 |
| 5046773 |
Micro-gripper assembly |
Sep. 10, 1991 |
| 5040836 |
Electrically operated pincers with magnetic retention |
Aug. 20, 1991 |
| 5029925 |
Pickup device for bottles |
Jul. 9, 1991 |
| 5028085 |
Bale handling implement |
Jul. 2, 1991 |
| 5026245 |
Clamping arrangement for a lift mast |
Jun. 25, 1991 |
| 5024478 |
Box blank holding device in a box-making machine |
Jun. 18, 1991 |
| 5022695 |
Semiconductor slice holder |
Jun. 11, 1991 |
| 5011207 |
Robotic end effector for grasping objects |
Apr. 30, 1991 |
| 5009565 |
Fork lift attachment |
Apr. 23, 1991 |
| 5004391 |
Portable dextrous force feedback master for robot telemanipulation |
Apr. 2, 1991 |
| 4988259 |
Modular manipulation arm |
Jan. 29, 1991 |
| 4988252 |
Apparatus for supplying packages to a warper creel |
Jan. 29, 1991 |
| 4982988 |
Side panel clamp mechanism |
Jan. 8, 1991 |
| 4968081 |
Non-contact actuator |
Nov. 6, 1990 |
| RE33317 |
Robotic gripper |
Aug. 28, 1990 |
| 4944542 |
Support device |
Jul. 31, 1990 |
| 4943099 |
Tongs-like cargo hook device with automatic loading and unloading capability |
Jul. 24, 1990 |
| 4936734 |
Chuck for transporting a wafer carrier |
Jun. 26, 1990 |
| 4936743 |
Hydraulically controlled gripper tool |
Jun. 26, 1990 |
| 4930830 |
Box blank holding device in box-making machine |
Jun. 5, 1990 |
| 4913481 |
Clean room gripper |
Apr. 3, 1990 |
| 4911490 |
Gripper assembly |
Mar. 27, 1990 |
| 4907834 |
Multi-finger hydraulic end effector |
Mar. 13, 1990 |
| 4896914 |
Robotic hand with shape determination capabilities |
Jan. 30, 1990 |
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