Impact wrench

Latest Chicago Pneumatic Tool Company Patents:

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a left side perspective view showing our design for an impact wrench;

FIG. 2 is a back right side perspective view thereof;

FIG. 3 is a left side view, which is a mirror image of the right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a bottom view.

The broken line showing of portions of the impact wrench is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for an impact wrench, as shown and described.

Referenced Cited
U.S. Patent Documents
D324802 March 24, 1992 Caskey et al.
D341761 November 30, 1993 Weimann
D376969 December 31, 1996 Kazamaki et al.
D385767 November 4, 1997 Sorensen et al.
D393580 April 21, 1998 Bantly et al.
D403564 January 5, 1999 Izumisawa
6062323 May 16, 2000 Pusateri et al.
D434959 December 12, 2000 McCallops et al.
D436818 January 30, 2001 Izumisawa
D437760 February 20, 2001 Izumisawa
D446434 August 14, 2001 Ashbaugh et al.
D447033 August 28, 2001 Izumisawa
D458824 June 18, 2002 Chen
D462179 September 3, 2002 Lai et al.
D465982 November 26, 2002 Taga
D468618 January 14, 2003 Ho
D476542 July 1, 2003 Chunn et al.
D479456 September 9, 2003 Murray et al.
D489240 May 4, 2004 Bartfeld et al.
D497787 November 2, 2004 Liao
D500600 January 11, 2005 Hay et al.
D504299 April 26, 2005 Leasure et al.
D519353 April 25, 2006 Chen
D521339 May 23, 2006 Chen
20020152848 October 24, 2002 Johnson
Patent History
Patent number: D540640
Type: Grant
Filed: Jun 22, 2006
Date of Patent: Apr 17, 2007
Assignee: Chicago Pneumatic Tool Company (Rock Hill, SC)
Inventor: John D. Clay (Charlotte, NC)
Primary Examiner: T. Chase Nelson
Attorney: Schmeiser, Olsen & Watts
Application Number: 29/247,495
Classifications
Current U.S. Class: D8/68; D8/70