Balance arm for supporting working tools

Description

FIG. 1 is a side elevational view of a balance arm for supporting working tools showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side end elevational view taken from the left of FIG. 1;

FIG. 4 is a side end elevational view taken from the right of FIG. 1;

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
4259876 April 7, 1981 Belyanin et al.
4437635 March 20, 1984 Pham
4451196 May 29, 1984 Harada et al.
4455120 June 19, 1984 Richter
Patent History
Patent number: D281980
Type: Grant
Filed: Dec 6, 1982
Date of Patent: Dec 31, 1985
Assignee: S & L Maskin Aktiebolag (Goteborg-Bohus Lan)
Inventor: Bertil Larsson (Odsm.ang.l)
Primary Examiner: B. J. Bullock
Assistant Examiner: Suzanne N. Gitlin
Law Firm: Holman & Stern
Application Number: 6/447,265
Classifications
Current U.S. Class: Element Or Attachment (D15/138)