Semi-trailer lift

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of the semi-trailer lift showing my new design;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is a right end elevational view thereof;

FIG. 4 is a front elevational view thereof, the rear elevational view being a mirror image of the view shown in this Figure;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D368568 April 2, 1996 Hartley
2646957 July 1953 Lovik
2786590 March 1957 Edwards et al.
2864627 December 1958 Kleinknecht
3161418 December 1964 Brennan et al.
3486652 December 1969 Seward
4482130 November 13, 1984 Paredes
4886243 December 12, 1989 Trumbull
5140923 August 25, 1992 Wood
Patent History
Patent number: D379018
Type: Grant
Filed: Nov 7, 1995
Date of Patent: Apr 29, 1997
Inventor: Bert Miller (Golden, British Columbia)
Primary Examiner: A. Hugo Word
Assistant Examiner: Robin V. Taylor
Attorney: James A. Hudak
Application Number: 0/46,081