Air impact wrench

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Description

FIG. 1 is a front and left side perspective view of an air impact wrench, showing my new design.

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear and right side perspective view thereof.

Claims

The ornamental design for an air impact wrench, as shown.

Referenced Cited
U.S. Patent Documents
D205091 June 1966 Averitt
3352368 November 1967 Maffey, Jr.
D223134 March 1972 Bunyea
3759336 September 1973 Marcovitz et al.
D256980 September 23, 1980 Adams et al.
D261222 October 13, 1981 Bunyea
D339726 September 28, 1993 Bruno et al.
D388678 January 6, 1998 Bantly et al.
D393580 April 21, 1998 Bantly et al.
D403564 January 5, 1999 Izumisawa
5918686 July 6, 1999 Izumisawa
5924497 July 20, 1999 Spooner et al.
5992539 November 30, 1999 Lin
6062323 May 16, 2000 Pusateri et al.
D434297 November 28, 2000 Iritani et al.
D434298 November 28, 2000 Izumisawa
D434958 December 12, 2000 Izumisawa
D436818 January 30, 2001 Izumisawa
D437760 February 20, 2001 Izumisawa
D441628 May 8, 2001 Bass et al.
D460335 July 16, 2002 Morgan
D461110 August 6, 2002 Izumisawa
D467782 December 31, 2002 Morgan
D469673 February 4, 2003 Sliker et al.
D472782 April 8, 2003 Pusateri et al.
D476210 June 24, 2003 Chen
D477512 July 22, 2003 Liu et al.
D477761 July 29, 2003 Liu et al.
D477977 August 5, 2003 Liu
D482947 December 2, 2003 Lin
D489240 May 4, 2004 Bartfeld et al.
20020125021 September 12, 2002 Tseng
20020152848 October 24, 2002 Johnson
Patent History
Patent number: D497787
Type: Grant
Filed: Mar 9, 2004
Date of Patent: Nov 2, 2004
Inventor: Chi-Shen Liao (Da-Li City, Taichung Hsien)
Primary Examiner: Joel Sincavage
Assistant Examiner: T. Chase Nelson
Attorney, Agent or Law Firm: Varndell & Varndell, PLLC
Application Number: 29/200,950
Classifications
Current U.S. Class: D8/68
International Classification: 0805;