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Class Information
Number: 81/57.26
Name: Tools > Wrench, screwdriver, or driver therefor > Machine > Gear-operated > Adjustable angle drive
Description: Wrench or screwdriver having means to change the angle between the handle or drive means and the work engaging part.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7207233 |
Mechanism for use in a power tool and a power tool including such a mechanism |
Apr. 24, 2007 |
| 7191677 |
Adjustable angle drive for a rotary power tool |
Mar. 20, 2007 |
| 7171872 |
Adjustable mechanical screwdriver |
Feb. 6, 2007 |
| 7024966 |
Positionable power screwdriver |
Apr. 11, 2006 |
| 7000503 |
Support system for power tong assembly |
Feb. 21, 2006 |
| 6928902 |
Air powered wrench device with pivotable head and method of using |
Aug. 16, 2005 |
| 6923093 |
Tool drive system |
Aug. 2, 2005 |
| 6923094 |
Advanced tool systems |
Aug. 2, 2005 |
| 6651532 |
Drivable socket wrench |
Nov. 25, 2003 |
| 6435060 |
Ratchet wrench |
Aug. 20, 2002 |
| 6311583 |
Ratchet wrench with pivotable head |
Nov. 6, 2001 |
| 6050989 |
Angularly adjustable powered surgical handpiece |
Apr. 18, 2000 |
| 5784934 |
Ratchet wrench with pivotable head |
Jul. 28, 1998 |
| 5522286 |
Mechanism for coupling and selectively positioning a socket drive transfer assembly and a driver |
Jun. 4, 1996 |
| 5372420 |
Device having rotatable head |
Dec. 13, 1994 |
| 5251706 |
Ratchet drive tool with manual and non-manual power actuation |
Oct. 12, 1993 |
| 5072633 |
Drive extension |
Dec. 17, 1991 |
| 5058463 |
Ratchet wrench with dual-rotating constant drive handle |
Oct. 22, 1991 |
| 4765209 |
Wrenches |
Aug. 23, 1988 |
| 4762031 |
Ratchet wrenches |
Aug. 9, 1988 |
| 4748872 |
Flexible power tools |
Jun. 7, 1988 |
| 4455896 |
Wrench structure |
Jun. 26, 1984 |
| 4296654 |
Adjustable angled socket wrench extension |
Oct. 27, 1981 |
| 4287795 |
Adjustable blade wrench |
Sep. 8, 1981 |
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