Safety jack for mobile homes and trailers
Description
FIG. 1 is a front elevational view of a safety jack for mobile homes and trailers showing my new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a front elevational view of a second embodiment of the safety jack for mobile homes and trailers;
FIG. 7 is a right side elevational view of FIG. 6;
FIG. 8 is a left side elevational view of FIG. 6;
FIG. 9 is a top plan view of FIG. 6; and
FIG. 10 is a bottom plan view of FIG. 6.
The rear views of FIGS. 1 and 6 are mirror images of the front views.
The broken lines showing an I-beam and pier is for illustrative purposes only and forms no part of the claimed invention.
Referenced Cited
Patent History
Patent number: D313300
Type: Grant
Filed: Jun 28, 1988
Date of Patent: Dec 25, 1990
Inventor: Johnie C. Robertson (Palm Desert, CA)
Primary Examiner: Kay H. Chin
Attorney: John E. Benoit
Application Number: 7/212,753
Type: Grant
Filed: Jun 28, 1988
Date of Patent: Dec 25, 1990
Inventor: Johnie C. Robertson (Palm Desert, CA)
Primary Examiner: Kay H. Chin
Attorney: John E. Benoit
Application Number: 7/212,753
Classifications
Current U.S. Class:
Jack Or Jackstand (D34/31)