Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Industrial
Class Information
Number: 92/151
Name: Expansible chamber devices > Plural unitarily mounted cylinders or frame therefor (161) > Coaxial cylinders (150)
Description: Apparatus in which the cylinders are positioned end to end and have a common longitudinal axis.










Sub-classes under this class:

Class Number Class Name Patents
92/152 With different cross-sectional areas 42


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8201490 Ballistically tolerant linear hydraulic actuator Jun. 19, 2012
7252032 Fluid actuator Aug. 7, 2007
7114429 Power steering assist apparatus and method of retrofitting Oct. 3, 2006
7095482 Multiple system vibration isolator Aug. 22, 2006
7036423 Released control release mechanism in particular for use in the space industry May. 2, 2006
6779343 Air to oil intensifier Aug. 24, 2004
6731372 Multiple chamber fluid mount May. 4, 2004
6688211 Dual linear actuator Feb. 10, 2004
6397892 Multi-stage unloader Jun. 4, 2002
6338359 Dual automatic insertion device Jan. 15, 2002
6272862 Retention of a gland within an actuator Aug. 14, 2001
6244560 Blowout preventer ram actuating mechanism Jun. 12, 2001
6244563 Automatic two-stage switching valve Jun. 12, 2001
6113367 Oil-less/oil-free air brake compressor with a dual piston arrangement Sep. 5, 2000
6073886 Constant pressure area telescoping piston and method of using same Jun. 13, 2000
6047788 Hydraulic power steering system with dual, double-acting piston-cylinder units Apr. 11, 2000
5924353 Durable oil well pump of fitting ceramics cylinder Jul. 20, 1999
5890364 Master cylinder having a single service piston with compensation and damping sections Apr. 6, 1999
5865029 Air/oil intensifier having multiple sensors Feb. 2, 1999
5806314 Pressurized cylinder and booster in a low volume pressure circuit Sep. 15, 1998
5778760 End cap for intermediate use in cylinder assembly and method Jul. 14, 1998
5727931 Pump for electrically conductive coating materials Mar. 17, 1998
5705241 Fibre-composite rod Jan. 6, 1998
5701976 Hydraulic brake for transmission Dec. 30, 1997
5662020 Inchworm type of actuator Sep. 2, 1997
5606902 Linear actuator Mar. 4, 1997
5568761 Pneumatic Jack Oct. 29, 1996
5522302 Cylinder and piston assembly and method of porting Jun. 4, 1996
5492311 Active positioning element Feb. 20, 1996
5468128 Sealed piston pump Nov. 21, 1995
5361680 Pressure-intensifying type fluid pressure cylinder Nov. 8, 1994
5341725 Twin piston power cylinder Aug. 30, 1994
5317954 Pressure switch assembly Jun. 7, 1994
5265423 Air-oil pressure intensifier with isolation system for prohibiting leakage between and intermixing of the air and oil Nov. 30, 1993
5263402 Lift/slider apparatus Nov. 23, 1993
5249502 Double action, dual speed and force hydraulic actuators Oct. 5, 1993
5228543 Sealed wet disc brake for vehicles Jul. 20, 1993
5209651 Multiple engine deep well pump May. 11, 1993
5191825 Low-impact air cylinder Mar. 9, 1993
5098119 Semi-active suspension system with energy saving Mar. 24, 1992
5079998 Pneumatic driver Jan. 14, 1992
5072811 Telescopic brake piston Dec. 17, 1991
5067390 Double-acting flexible wall actuator Nov. 26, 1991
5067323 Three position actuator arrangement Nov. 26, 1991
5064355 Multiple engine deep well pump Nov. 12, 1991
5062268 Fluid actuator Nov. 5, 1991
5058384 Digital actuator Oct. 22, 1991
5016522 Multi-stage air pressure cylinder May. 21, 1991
5012725 Three position actuator for shifting a two speed transfer case May. 7, 1991
5007328 Linear actuator Apr. 16, 1991

1 2










 
 
  Recently Added Patents
Methods of preventing and treating viral infections by inhibiting the deISGylation activity of OTU domain-containing viral proteins
Wireless subscriber managing storage of HARQ packets
Representing polarized light in computer models
Method and apparatus for re-routing calls in a packet network during failures
Cordless hand blender
Semiconductor integrated circuit
Pyridyldiamido transition metal complexes, production and use thereof
  Randomly Featured Patents
Wearable display device frame
Composition for dyeing of cellulosic fabric
Telephone index or the like
Semiconductor device, display panel and electronic apparatus
Process for the preparation of chiral 8-(3-aminopiperidin-1yl)-xanthines
Skull fixation device
Foot pedal
Recovery system
Illumination instrument for an infusion pump
Coding technique for correcting media defect-related errors and random errors