- S-B Power Tool Company
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FIG. 1 is a perspective view of a chuck showing my new design;

FIG. 2 is a left side plan elevation view with the chuck shown rotated from the position shown in FIG. 1 thereof;

FIG. 3 is a right side plan elevation view thereof;

FIG. 4 is a front plan elevation thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The tool outlined by the dashed lines in FIGS. 1-6 is included to illustrate an associated use and forms no part of the claimed invention.


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

Referenced Cited
U.S. Patent Documents
1979652 November 1934 Taylor
2784976 March 1957 Ondeck
D340845 November 2, 1993 Holmgren
D404629 January 26, 1999 Cooper
D405812 February 16, 1999 Miles
D417228 November 30, 1999 Miles
D426760 June 20, 2000 Schultz
Other references
  • Impact wrench chuck, p. 7, Rigid, Supreme Chucks and Power Tool Equipment catalogue, Ridge Tool Co.
Patent History
Patent number: D473440
Type: Grant
Filed: Feb 13, 2002
Date of Patent: Apr 22, 2003
Assignee: S-B Power Tool Company (Chicago, IL)
Inventors: Jason Lind (Simsbury, CT), Bob Pjevach (Lindenhurst, IL), Marcus Burzynski (Glendale Heights, IL), Brady Groth (Evanston, IL)
Primary Examiner: Doris V. Coles
Assistant Examiner: T. Chase Nelson
Application Number: 29/155,673
Current U.S. Class: D8/70
International Classification: 0805;