Lift for raising and lowering an object

Description

FIG. 1 is a perspective view of a lift for raising and lowering an object of my new design;

FIG. 2 is an enlarged side elevational view of the right side of FIG. 1;

FIG. 3 is an enlarged elevational view of the left side of FIG. 1;

FIG. 4 is an enlarged rear elevational view of FIG. 1;

FIG. 5 is an enlarged top view of FIG. 1; and

FIG. 6 is an enlarged bottom view of FIG. 1.

Referenced Cited
U.S. Patent Documents
2898066 August 1959 Ouellette
2997242 August 1961 Grosholz
3391890 July 1968 Perbal
3436046 April 1969 Valeska
3749342 July 1973 Perrine
4166602 September 4, 1979 Nilsen et al.
4403760 September 13, 1983 Alvermann
Patent History
Patent number: D274275
Type: Grant
Filed: Jan 18, 1982
Date of Patent: Jun 12, 1984
Inventor: Palmer C. Alvermann (Clear Lake, WI)
Primary Examiner: James M. Gandy
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 6/340,348
Classifications