Ratcheting screwdriver handle

- Snap-on Tools Company

FIG. 1 is a perspective view of the ratcheting screwdriver ratcheting screwdriver handle constituting our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view of one side thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view of the other side thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D307236 April 17, 1990 Cascio et al.
D310011 August 21, 1990 Holland-Letz
D372411 August 6, 1996 Ho
D382188 August 12, 1997 Lin
D383660 September 16, 1997 Anderson
D384565 October 7, 1997 Lin
D386382 November 18, 1997 Shiao
4227430 October 14, 1980 Jansson et al.
5228363 July 20, 1993 Corona et al.
Other references
  • Photographs of Vessel handle. Photographs of Palmera handle. Photographs of Hazet handle. Photographs of Mirror KTC handle. Photographs of Wera handle. Photographs of BNT Products handle. Photographs of Stanley black/gray handle. Photographs of Stanley red/gray handle. Photographs of Irazola handle. Photographs of Facom handle. Photographs of "old" Snap-on handle. Photographs of Stanley yellow handle. Photographs of Witte handle.
Patent History
Patent number: D421888
Type: Grant
Filed: May 20, 1999
Date of Patent: Mar 28, 2000
Assignee: Snap-on Tools Company (Kenosha, WI)
Inventors: Christopher D. Thompson (Milwaukee, WI), Joseph R. Hoepfl (Greenfield, WI), Mark J. Knapp (Kenosha, WI)
Primary Examiner: Philip S. Hyder
Law Firm: Emrich & Dithmar
Application Number: 0/105,217
Current U.S. Class: D 8/85; D8/83
International Classification: 0804;