Drive tool

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a view showing one of four like sides of the drive tool;

FIG. 2 is an end view taken as indicated by line 2--2 on FIG. 1;

FIG. 3 is an end view taken as indicated by line 3--3 on FIG. 1;

FIG. 4 is a view showing one of four like sides of a modified form of the instant design; and

FIG. 5 is an end view taken as indicated by line 5--5 on FIG. 4.

Invention resides in the fluted spherical head in the tools shown in the drawings.

Referenced Cited
U.S. Patent Documents
D239430 April 1976 Niconchuk
3213719 October 1965 Kloack
Foreign Patent Documents
548,615 October 1942 GB
876,781 September 1961 GB
Patent History
Patent number: D248615
Type: Grant
Filed: Aug 25, 1976
Date of Patent: Jul 25, 1978
Assignee: Consolidated Devices, Inc. (City of Industry, CA)
Inventor: Bosko Grabovac (Mission Viejo, CA)
Primary Examiner: Alan P. Douglas
Attorney: Georges A. Maxwell
Application Number: 5/717,865
Classifications
Current U.S. Class: D 8/82; D 8/14; D 8/29
International Classification: D0804;