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Class Information
Number: 254/93R
Name: Implements or apparatus for applying pushing or pulling force > Fluid pressure
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6305667 |
Lifting device for lifting heavy loads, in particular derailed rail vehicles |
Oct. 23, 2001 |
| 6305668 |
Compact lifter |
Oct. 23, 2001 |
| 6299137 |
Hydraulic grain storage bin lifting system |
Oct. 9, 2001 |
| 6267354 |
Separating device |
Jul. 31, 2001 |
| 6244568 |
Rescue spreading tool |
Jun. 12, 2001 |
| 6155536 |
Hydraulic staging jack |
Dec. 5, 2000 |
| 6105934 |
Transportable service lift assembly |
Aug. 22, 2000 |
| 6068066 |
Hydraulic drilling rig |
May. 30, 2000 |
| 6027102 |
Hydraulic jack stand |
Feb. 22, 2000 |
| 6000680 |
Fluid operated machine for prying and other purposes |
Dec. 14, 1999 |
| 5992825 |
Portable expansion device |
Nov. 30, 1999 |
| 5937683 |
Automobile repair tool |
Aug. 17, 1999 |
| 5934650 |
Fluid operated jack mounting arrangement |
Aug. 10, 1999 |
| 5911408 |
Transportable lift |
Jun. 15, 1999 |
| 5906523 |
Intermediate marine bearing with itegrated alignment system |
May. 25, 1999 |
| 5904340 |
Hydraulic device for automobile accidents |
May. 18, 1999 |
| 5860763 |
Sidewalk leveling method and device |
Jan. 19, 1999 |
| 5839239 |
Apparatus and method for building construction |
Nov. 24, 1998 |
| 5821416 |
Device for weight independent support of objects |
Oct. 13, 1998 |
| 5810333 |
Ram device |
Sep. 22, 1998 |
| 5791033 |
Railroad car truck spring jack |
Aug. 11, 1998 |
| 5769394 |
Method and apparatus for force-opening doors |
Jun. 23, 1998 |
| 5732932 |
Hydraulic ram attachment for a rescue tool |
Mar. 31, 1998 |
| 5711512 |
Lifting jack |
Jan. 27, 1998 |
| 5701618 |
Hydraulic system for hydraulically actuating an ambulance lifting table |
Dec. 30, 1997 |
| 5690315 |
Compact lifter assembly |
Nov. 25, 1997 |
| 5673898 |
Hydraulic ram attachment for a rescue tool |
Oct. 7, 1997 |
| 5646969 |
Apparatus for installing tie rod assembly in space between jet pump assemblies with limited vertical access |
Jul. 8, 1997 |
| 5622353 |
High powered rescue tool |
Apr. 22, 1997 |
| 5602887 |
Tool for pushing tie rod assembly suspended in downcomer annulus of boiling water reactor |
Feb. 11, 1997 |
| 5601284 |
Adjustable basketball goal |
Feb. 11, 1997 |
| 5600687 |
Steam dam slide with cable manipulator for radially positioning hoisted load in annulus |
Feb. 4, 1997 |
| 5542646 |
Hydraulically operated forcing tool |
Aug. 6, 1996 |
| 5516070 |
Camera pedestal drive column |
May. 14, 1996 |
| 5505431 |
Forcible entry tool |
Apr. 9, 1996 |
| 5471686 |
Lifting hose with ends sealed by a clamping strip |
Dec. 5, 1995 |
| 5461736 |
Portable hydraulic lift step stool for raising handicapped patients to an elevated location |
Oct. 31, 1995 |
| 5443243 |
Support for a device for inspecting a set of wheels |
Aug. 22, 1995 |
| 5388808 |
Hydraulic jack system |
Feb. 14, 1995 |
| 5380056 |
Vertical hydraulic hoist device |
Jan. 10, 1995 |
| 5345985 |
Tree stump removal method and apparatus |
Sep. 13, 1994 |
| 5284224 |
Low clearance vehicle lift |
Feb. 8, 1994 |
| 5228650 |
Prestressing apparatus |
Jul. 20, 1993 |
| 5219150 |
Fluid jack for a heat exchanger |
Jun. 15, 1993 |
| 5181693 |
Extensible lifting tower with hydraulic cylinders in series |
Jan. 26, 1993 |
| 5177337 |
Welding gun assembly and fluid actuated cylinder |
Jan. 5, 1993 |
| 5174148 |
Brace |
Dec. 29, 1992 |
| 5160238 |
Shaft travel devices such as vertical lift arm devices |
Nov. 3, 1992 |
| 5139102 |
Trailer maneuvering dolly |
Aug. 18, 1992 |
| 5119907 |
Vertically adjustable work station assembly |
Jun. 9, 1992 |
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