Hydraulic trailer swing-away jack

Description

FIG. 1 is a front elevational view of the hydraulic trailer swing-away jack showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a 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.

Referenced Cited
U.S. Patent Documents
192472 June 1877 Weaver et al.
D204944 May 1966 Bair
D278753 May 7, 1985 Honour
2608431 August 1952 Quarnstrom
2650055 August 1953 Perkins
3841663 October 1974 Proffit
3934852 January 27, 1976 Weber et al.
4623125 November 18, 1986 Ebey
5067692 November 26, 1991 Nudd et al.
5087063 February 11, 1992 Merrill, Jr.
5217209 June 8, 1993 Anders
Patent History
Patent number: D368568
Type: Grant
Filed: May 20, 1994
Date of Patent: Apr 2, 1996
Inventor: Richard D. Hartley (Nashville, TN)
Primary Examiner: A. Hugo Word
Assistant Examiner: Robin V. Taylor
Application Number: 0/23,242
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)