Ratchet wrench
Latest Lea Way Hand Tool Corporation Patents:
Description
FIG. 1 is a perspective view of a ratchet wrench showing the new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a left side elevational view thereof; and,
FIG. 8 is a right side elevational view thereof.
Broken lines depicting switches of the wrench are for illustrative purposes only and form no part of the claimed design.
Claims
I claim the ornamental design for a ratchet wrench, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D257319 | October 14, 1980 | Cremer |
D340175 | October 12, 1993 | Mann |
5995097 | November 30, 1999 | Tokumine et al. |
5996453 | December 7, 1999 | Blacklock |
D459960 | July 9, 2002 | Wei |
D474381 | May 13, 2003 | Lee et al. |
D486366 | February 10, 2004 | Tuanmu |
D486708 | February 17, 2004 | Tuanmu |
D504057 | April 19, 2005 | Tuanmu |
20020088314 | July 11, 2002 | Wambem |
- Snap-on tool catalog dated 1990 p. 109.
- The Catalogue of the World Top Brand Tools (1993) (Best available copy).
Patent History
Patent number: D550527
Type: Grant
Filed: Mar 7, 2006
Date of Patent: Sep 11, 2007
Assignee: Lea Way Hand Tool Corporation (Taichung)
Inventor: Hsien-Chung TuanMu (Taichung)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H. Gholson
Application Number: 29/255,279
Type: Grant
Filed: Mar 7, 2006
Date of Patent: Sep 11, 2007
Assignee: Lea Way Hand Tool Corporation (Taichung)
Inventor: Hsien-Chung TuanMu (Taichung)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H. Gholson
Application Number: 29/255,279
Classifications
Current U.S. Class:
D8/25