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Class Information
Number: 254/DIG.4
Name: Implements or apparatus for applying pushing or pulling force > Object engaging heads for jacks
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7472889 |
Vehicle lift system |
Jan. 6, 2009 |
| 6860470 |
Pneumatic monopod hoist |
Mar. 1, 2005 |
| 6756547 |
Method and apparatus for loading and unloading equipment |
Jun. 29, 2004 |
| 6705596 |
Lifting apparatus and fastener for motorcycle |
Mar. 16, 2004 |
| 6685169 |
Motor operated jack for vehicles |
Feb. 3, 2004 |
| 6684577 |
SUPPORT SYSTEM FOR LIFTING AND LEVELING EXISTING BUILDINGS THAT UTILIZES NON-CYLINDRICAL SUPPORT SECTIONS AND A VERTICALLY-ADJUSTABLE CAP THAT ENABLES THE BUILDING TO BE EASILY RAISED OR LOWER |
Feb. 3, 2004 |
| 6659428 |
Jack for automobile |
Dec. 9, 2003 |
| 6435477 |
Jack apparatus |
Aug. 20, 2002 |
| 6409151 |
Mechanical jack |
Jun. 25, 2002 |
| 6375160 |
Jack board assembly for the jack lift of a garage jack |
Apr. 23, 2002 |
| 6234451 |
Leveling of leg supported devices |
May. 22, 2001 |
| 6199826 |
Jack dolly |
Mar. 13, 2001 |
| 6109593 |
Jack adapter |
Aug. 29, 2000 |
| 6101702 |
Windshield lift and method of use |
Aug. 15, 2000 |
| 6062545 |
Trailer jacking device |
May. 16, 2000 |
| 6000681 |
Saddle structure for an extendable jack |
Dec. 14, 1999 |
| 5878995 |
Lifting device for concrete mixer vehicle drum |
Mar. 9, 1999 |
| 5863035 |
Pipe jack clamp |
Jan. 26, 1999 |
| 5732932 |
Hydraulic ram attachment for a rescue tool |
Mar. 31, 1998 |
| 5713559 |
Method and apparatus for installing and removing posts and for lifting heavy objects |
Feb. 3, 1998 |
| 5673898 |
Hydraulic ram attachment for a rescue tool |
Oct. 7, 1997 |
| 5588639 |
One man lift for motorcycles |
Dec. 31, 1996 |
| 5560160 |
Flying form table truss and screw jack leg therefor |
Oct. 1, 1996 |
| 5516066 |
Load rest for pantograph jack |
May. 14, 1996 |
| 5386969 |
Plastic load rest for a jack |
Feb. 7, 1995 |
| 5379987 |
Adapter for a jacking device |
Jan. 10, 1995 |
| 5299779 |
Floor covering installation method |
Apr. 5, 1994 |
| 5217206 |
Vehicle jack |
Jun. 8, 1993 |
| 5215287 |
Vehicle lifter |
Jun. 1, 1993 |
| 5181694 |
Floor covering installation tool |
Jan. 26, 1993 |
| 5158266 |
Vehicle lift |
Oct. 27, 1992 |
| 5123629 |
Screw-type jack |
Jun. 23, 1992 |
| 5098066 |
Clamp for hanging jack |
Mar. 24, 1992 |
| 5011118 |
Jack |
Apr. 30, 1991 |
| 5000416 |
Alignment positioning mechanism |
Mar. 19, 1991 |
| 4944633 |
Boat support means |
Jul. 31, 1990 |
| 4882887 |
Mobile home anchor |
Nov. 28, 1989 |
| 4776569 |
Twin column hoist |
Oct. 11, 1988 |
| 4749169 |
Portable powered screw jack actuator unit |
Jun. 7, 1988 |
| 4706938 |
Offset wheel bracket assembly |
Nov. 17, 1987 |
| 4583712 |
Evaporator lift |
Apr. 22, 1986 |
| 4437187 |
Electric furnace arrangement |
Mar. 13, 1984 |
| 4432531 |
Vehicle jack |
Feb. 21, 1984 |
| 4432432 |
Automotive anti-theft device |
Feb. 21, 1984 |
| 4402487 |
Jack for lifting unbalanced loads |
Sep. 6, 1983 |
| 4330104 |
Hydraulic jack and stand combination with key and hinged handle |
May. 18, 1982 |
| 4251055 |
Jack construction |
Feb. 17, 1981 |
| 4218043 |
Manual automobile pusher |
Aug. 19, 1980 |
| 4025053 |
Screw actuated scissor jack with a self adjusting bearing surface |
May. 24, 1977 |
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