Hydraulic tractor hoist

Description

FIG. 1 is a front elevational view of the hydraulic tractor hoist showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is an enlarged left side elevational view thereof;

FIG. 4 is an enlarged right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof.

The cables disclosed in FIGS. 1-5 and 7 are shown broken away to indicate indeterminate length.

Referenced Cited
U.S. Patent Documents
D143168 December 1945 Rockwell
D158695 May 1950 Siedenburg
D191319 December 1961 Singletary
D204944 May 1966 Bair
Other references
  • Picture Book of Symbols, 1956, p. 18, Gemini Zodiac Sign, circled on left of page.
Patent History
Patent number: D330790
Type: Grant
Filed: Aug 9, 1990
Date of Patent: Nov 3, 1992
Inventor: Bradley W. Winings (Watkins, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: H. Baynham
Attorney: Leon Gilden
Application Number: 7/564,952
Classifications
Current U.S. Class: Crane Or Hoist (5) (D34/33)