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Class Information
Number: 173/130
Name: Tool driving or impacting > Impacting devices (e.g., hammers) > Impact transmitting anvil > Adapted to fit tool noncircular in cross section
Description: Apparatus in which the impact transmitting mass of material is specifically adapted to engage a tool or tool shaft of a specific shape, other than circular in cross-section, at the location of engagement.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7284622 |
Tool holder for hammer |
Oct. 23, 2007 |
| 7207393 |
Stepped drive shaft for a power tool |
Apr. 24, 2007 |
| 7121357 |
Method of inserting a grounding rod |
Oct. 17, 2006 |
| 6857482 |
Percussive implement of the rock breaker type |
Feb. 22, 2005 |
| 6745850 |
Tool holder for hammer |
Jun. 8, 2004 |
| 6073704 |
Machine support including means for angular control of a supported device |
Jun. 13, 2000 |
| 5722471 |
Tool for rock breaking and log splitting |
Mar. 3, 1998 |
| 5256006 |
Driving cap for stakes and posts |
Oct. 26, 1993 |
| 5107935 |
Stake setting accessory for jack hammer |
Apr. 28, 1992 |
| 5097912 |
Staking system for concrete forms |
Mar. 24, 1992 |
| 4971479 |
Post driver |
Nov. 20, 1990 |
| 4669552 |
Power driving apparatus |
Jun. 2, 1987 |
| 4565251 |
Post driving device |
Jan. 21, 1986 |
| 4534421 |
Tool assembly |
Aug. 13, 1985 |
| 4494612 |
Manually operable post driver |
Jan. 22, 1985 |
| 4365675 |
Pile driving assembly |
Dec. 28, 1982 |
| D261098 |
Fence post setting chuck |
Oct. 6, 1981 |
| 4248550 |
Pile extraction apparatus |
Feb. 3, 1981 |
| 4190118 |
Drive cap |
Feb. 26, 1980 |
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