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
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)