Keyless drill chuck

- Ryobi North America, Inc.
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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 elevational view a mirror image thereof;

FIG. 4 is a front end view; and,

FIG. 5 is a rear end view.

Referenced Cited
U.S. Patent Documents
D346541 May 3, 1994 Somers
D400418 November 3, 1998 Lui
D403222 December 29, 1998 Lui
D404629 January 26, 1999 Cooper
D404630 January 26, 1999 Cooper
D405812 February 16, 1999 Miles
D409067 May 4, 1999 Sakamaki
D416461 November 16, 1999 Long
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5407215 April 18, 1995 Yang
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5411275 May 2, 1995 Huff et al.
5431419 July 11, 1995 Mack
5465983 November 14, 1995 Owens et al.
5501473 March 26, 1996 Barton et al.
5503409 April 2, 1996 Rohm
5580197 December 3, 1996 Rohm
5590985 January 7, 1997 Mack
5624125 April 29, 1997 Rohm
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Patent History
Patent number: D434629
Type: Grant
Filed: Dec 23, 1999
Date of Patent: Dec 5, 2000
Assignee: Ryobi North America, Inc. (Anderson, SC)
Inventor: Charles Keith Long (Seneca, SC)
Primary Examiner: Antoine Duval Davis
Law Firm: Brooks & Kushman P.C.
Application Number: 0/116,027
Classifications
Current U.S. Class: D 8/70; Tool Or Work Holder (D15/140)
International Classification: 1509;