Screw driver with a cross-head end tip for locking insertion into a screw head

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Description

FIG. 1 is a perspective view of a screw driver with a cross-head end tip for locking insertion into a screw head, showing my design;

FIG. 2 is a front elevation view of the end portion thereof, the rear, right side and left side elevation views being the mirror image of the front elevation view;

FIG. 3 is a top plan view thereof;

FIG. 4 is a perspective view of FIG. 2;

FIG. 5 is a second embodiment of the invention showing a perspective view of a screw driver with a cross-head end tip for locking insertion into a screw head;

FIG. 6 is a front elevation view of the end portion of FIG. 5, the rear, right side and left side views being the mirror image of the front elevation view:

FIG. 7 is a top plan view of FIG. 5; and,

FIG. 8 is a perspective view of FIG. 6.

The broken line showing of the handle in FIGS. 1 and 5 is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a screw driver with a cross-head end tip for locking insertion into a screw head, as shown and described.

Referenced Cited
U.S. Patent Documents
3831648 August 1974 Hill et al.
D311483 October 23, 1990 Espin
5309798 May 10, 1994 Markwart et al.
5868047 February 9, 1999 Faust et al.
5953969 September 21, 1999 Rosehan
D431768 October 10, 2000 Feik
6164171 December 26, 2000 Kaneko et al.
6193242 February 27, 2001 Robinson
6223634 May 1, 2001 Hughes et al.
Patent History
Patent number: D455943
Type: Grant
Filed: Mar 2, 2001
Date of Patent: Apr 23, 2002
Inventor: Eddy Lin (Brea, CA)
Primary Examiner: Philip S. Hyder
Attorney, Agent or Law Firm: Willie Krawitz
Application Number: 29/138,013
Classifications
Current U.S. Class: D8/86
International Classification: 0804;