US Patent: 4,936,701
|
| Universal Joint with Rotating Holder Sleeve
|
|
Patentees:
|
| Kenneth D. Allen (exact or similar names) - Spring Valley, OH |
| James S. Amtmann (exact or similar names) - Dublin, OH |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Aug. 30, 1989 |
| Granted: |
Jun. 26, 1990 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
Mac Tools History
|
|
Description: |
| Biebel, French & Nauman - patent attorneys
Abstract
A universal joint for use with impact wrenches and the like comprising a coupling having a bore at one end for engaging the drive shaft of a wrench and a ball receiving cavity at its other end; a socket engaging part having a ball member disposed in the ball receiving cavity; and a guide sleeve concentrically and slidably mounted for free rotation to the coupling, the guide sleeve having a substantially smooth uninterrupted outer cylindrical surface which may be held between the fingers of an operator while the joint is rotating.
|
|
