Screwdriver bit with combination Phillips and blade tip

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Description

FIG. 1 is a top, front, left side perspective view of a screwdriver bit with combination Phillips and blade tip, showing my new design;

FIG. 2 is a left side elevational view thereof, the right side being a mirror image thereof;

FIG. 3 is an, top plan view thereof, the bottom plan view being a mirror image thereof;

FIG. 4 is an, front elevational view thereof; and,

FIG. 5 is a rear elevational view thereof.

The characteristic ornamental feature of my new design resides in the pyramidal point protruding from the end of the blade.

Referenced Cited
U.S. Patent Documents
D297909 October 4, 1988 Wilbanks
D311483 October 23, 1990 Espin
D312034 November 13, 1990 Espin
D312954 December 18, 1990 Wilbanks
3175593 March 1965 Launay
4434687 March 6, 1984 Vickio
4590825 May 27, 1986 Vaughn
Other references
  • J.C. Whitney Catalog, p. 147, Hex shank screwdriver bit, located at bottom of page, 1993. Snap On Tools Catalog, p. 180, Screwdriver Hex Shank Bits, 1990.
Patent History
Patent number: D405672
Type: Grant
Filed: Mar 21, 1997
Date of Patent: Feb 16, 1999
Inventor: John E. Wirths (Tipton, MO)
Primary Examiner: Philip S. Hyder
Law Firm: Litman, McMahon & Brown, L.L.C.
Application Number: 0/69,267
Classifications
Current U.S. Class: D 8/86
International Classification: 0804;