Keyless drill chuck

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Description

FIG. 1 is a front perspective view of the keyless drill chuck of the present invention;

FIG. 2 is a rear perspective view;

FIG. 3 is a side elevational view, the top and bottom views being identical and the rear side elevation view a mirror image thereof;

FIG. 4 is a front end view; and,

FIG. 5 is a rear end view.

Claims

The ornamental design for a keyless drill chuck, as shown and described.

Referenced Cited
U.S. Patent Documents
D346541 May 3, 1994 Somers
D361076 August 8, 1995 Shadeck et al.
D363295 October 17, 1995 Barton
5503409 April 2, 1996 Rohm
D386193 November 11, 1997 Steadings
D400418 November 3, 1998 Lui
D403222 December 29, 1998 Lui
D404988 February 2, 1999 Long
D409067 May 4, 1999 Sakamaki
D413340 August 31, 1999 Gaddis
5934690 August 10, 1999 Lin
D423527 April 25, 2000 Sakamaki
6068266 May 30, 2000 Barton et al.
D426442 June 13, 2000 Long
6102411 August 15, 2000 Wilson
6186516 February 13, 2001 Miles et al.
6279918 August 28, 2001 Barton et al.
6354605 March 12, 2002 Aultman
D461696 August 20, 2002 Chunn et al.
D461697 August 20, 2002 Chunn et al.
6428018 August 6, 2002 Aultman et al.
D462249 September 3, 2002 Chunn et al.
Patent History
Patent number: D474387
Type: Grant
Filed: Nov 5, 2001
Date of Patent: May 13, 2003
Assignee: TechTronic Industries Co., LTD
Inventors: Daniel A. Chunn (Hong Kong), Meily Siu Mei Chan (Hong Kong), Felix Hei Shun Leung (Hong Kong)
Primary Examiner: Doris V. Coles
Assistant Examiner: T. Chase Nelson
Attorney, Agent or Law Firms: Andrew Y. Pang, Nexsen Pruet Jacobs & Pollard, LLC
Application Number: 29/150,510
Classifications
Current U.S. Class: D8/70; Tool Or Work Holder (D15/140)
International Classification: 0805;