Pneumatic jack

Description

FIG. 1 is a front elevational view of a penumatic jack showing my new design;

FIG. 2 is a left side elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a right side elevational view; and

FIG. 5 is a rear elevational view thereof, showing the jack in retracted condition.

Referenced Cited
U.S. Patent Documents
D97562 November 1935 Pfauser
D120868 June 1940 Marra
D193520 September 1962 Matson
D227394 June 1973 Hey-Shipton
4641815 February 10, 1987 Yu
Foreign Patent Documents
2746610 April 1978 DEX
586158 March 1977 CHX
Patent History
Patent number: D294189
Type: Grant
Filed: May 10, 1985
Date of Patent: Feb 9, 1988
Inventor: Eric J. Commins (Reunion Island)
Primary Examiner: James M. Gandy
Assistant Examiner: Kay H. Chin
Attorney: John C. Smith, Jr.
Application Number: 6/732,546
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)