Patent
   D577270
Priority
Mar 11 2008
Filed
Mar 11 2008
Issued
Sep 23 2008
Expiry
Sep 23 2022
Assg.orig
Entity
unknown
2
14
n/a
The ornamental design for a ratchet head extension apparatus, as shown and described.

FIG. 1 is a top perspective view of a ratchet head extension apparatus showing my new design;

FIG. 2 is a top view of the ratchet head extension apparatus and which is a mirror image of a bottom view of the same; and,

FIG. 3 is a side elevated view of the ratchet head extension apparatus.

The broken lines shown in FIG. 3 are for illustrative purposes only and form no part of the claimed design.

Roose, Danny T.

Patent Priority Assignee Title
D741958, Mar 15 2012 Paintball gun ratchet
D982402, Dec 19 2019 Atlas Copco Industrial Technique AB Angle head
Patent Priority Assignee Title
2691316,
4279314, May 05 1980 Ratchet wrench attachment
4506567, Mar 07 1983 Maximum capability wrench
4688454, Jul 26 1985 The Boeing Company; BOEING COMPANY THE SEATTLE, WA A CORP OF WA Open-ended, high torque wrench for use on nuts to which there is limited access
5107729, Feb 22 1991 Master tool
5339710, Jun 21 1993 Offset line socket
5544553, Feb 24 1994 Off-set geared nutrunner attachment
6799492, Nov 27 2002 Ratchet wrench
7062992, Oct 29 2004 Norwolf Tool Works Constant rotation rotary torque multiplier
7168345, Sep 21 2005 Palm type spanner
7278338, Dec 28 2004 Control device for ratchet wrench
20060288821,
D268805, Sep 08 1980 ROCKWELL HEAVY VEHICLE SYSTEM, INC Wrench
D332039, Aug 30 1990 Air ratchet wrench
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