Combined system analyzer for brakes and lights

Description

FIG. 1 is a top, front and left side perspective view of a combined system analyzer for brakes and lights showing our new design;

FIG. 2 is a front elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a rear elevational view;

FIG. 6 is a left side elevational view; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D110727 August 1938 MacMillan
D186221 September 1959 Lemmenes
D195260 May 1963 Armbruster
D260085 August 4, 1981 Mitchell
3690165 September 1972 Sturmo et al.
4307604 December 29, 1981 Domitter
4476721 October 16, 1984 Hochreuther et al.
4771387 September 13, 1988 Hexal et al.
4824182 April 25, 1989 Steffes et al.
Patent History
Patent number: D309583
Type: Grant
Filed: Apr 2, 1987
Date of Patent: Jul 31, 1990
Inventors: Don H. Little (Methuen, MA), David A. Little (Methuen, MA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Pearson & Pearson
Application Number: 7/34,053
Classifications