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
Foreign Patent Documents
D97562 | November 1935 | Pfauser |
D120868 | June 1940 | Marra |
D193520 | September 1962 | Matson |
D227394 | June 1973 | Hey-Shipton |
4641815 | February 10, 1987 | Yu |
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
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)