Portable combined reaming and seat counterboring tool holder

- Tri Tool, Inc.
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Description

FIG. 1 is a side elevational view of a portable combined reaming and seat counterboring tool holder showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view opposite that shown in FIG. 1;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear end elevational view thereof;

FIG. 6 is a front end elevational view thereof;

FIG. 7 is a perspective view, the broken lines are shown for illustrative purposes only.

Referenced Cited
U.S. Patent Documents
3712174 January 1973 Cranfield
4180358 December 25, 1979 Uribe
4364250 December 21, 1982 Astle
4411178 October 25, 1983 Wachs et al.
Patent History
Patent number: D275761
Type: Grant
Filed: Mar 16, 1982
Date of Patent: Oct 2, 1984
Assignee: Tri Tool, Inc. (Rancho Cordova, CA)
Inventor: William H. Astle (Rancho Cordova, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Suzanne N. Gitlin
Law Firm: Bacon & Thomas
Application Number: 6/358,709
Classifications
Current U.S. Class: Tool Or Work Holder (D15/140)