Driving assembly of a screwdriver

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Description

FIG. 1 is a perspective view of a driving assembly of a screwdriver showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
4657125 April 14, 1987 Heesch
5642794 July 1, 1997 Chuang et al.
Patent History
Patent number: D392532
Type: Grant
Filed: Nov 27, 1996
Date of Patent: Mar 24, 1998
Inventor: Hsuan-Sen Shiao (Taichung City)
Primary Examiner: Antoine Duval Davis
Law Firm: Foley & Lardner
Application Number: 0/62,832
Classifications
Current U.S. Class: D 8/70
International Classification: 0803;