Pantagraph-form jack
Description
FIG. 1 is a front and left side perspective view of a pantagraph-form jack showing my new design, the opposite side being a mirror image of that shown;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof.
FIG. 4 is a cross-sectional view thereof taken along lines IV--IV of FIG. 3;
FIG. 5 is a rear elevational view thereof.
FIG. 6 is a bottom plan view thereof.
Referenced Cited
Patent History
Patent number: D309819
Type: Grant
Filed: Mar 30, 1988
Date of Patent: Aug 7, 1990
Inventor: Sinnosuke Oshima (Shin-Machi, Tano-Gun, Gunma-Ken)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Attorney: Michael J. Striker
Application Number: 7/176,027
Type: Grant
Filed: Mar 30, 1988
Date of Patent: Aug 7, 1990
Inventor: Sinnosuke Oshima (Shin-Machi, Tano-Gun, Gunma-Ken)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Attorney: Michael J. Striker
Application Number: 7/176,027
Classifications
Current U.S. Class:
Jack Or Jackstand (D34/31)