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Class Information
Number: 92/165PR
Name: Expansible chamber devices > With guide or seal on cylinder end portion for piston or member moved by piston > Prevent rotation
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7520191 |
Actuator |
Apr. 21, 2009 |
| 7430956 |
Single-piece air cylinder for a fluid coupling device |
Oct. 7, 2008 |
| 7219495 |
Hydraulic cylinder |
May. 22, 2007 |
| 7207262 |
Linear drive |
Apr. 24, 2007 |
| 7137333 |
Single-piece electro-polished air cylinder for a fluid coupling device |
Nov. 21, 2006 |
| 7127982 |
Linear drive with non-rotating piston |
Oct. 31, 2006 |
| 7127981 |
Spherical coupling structure between a piston and a connecting rod |
Oct. 31, 2006 |
| 7089848 |
Non-rotating double acting piston and cylinder assembly |
Aug. 15, 2006 |
| 7004059 |
Hydraulic master cylinder switch |
Feb. 28, 2006 |
| 6931982 |
Linear actuator |
Aug. 23, 2005 |
| 6931980 |
Pneumatic device with cushioning mechanism |
Aug. 23, 2005 |
| 6918851 |
Concentric shift system for engaging an interaxle differential lock |
Jul. 19, 2005 |
| 6792845 |
Linear drive unit |
Sep. 21, 2004 |
| 6758127 |
Pressurized medium activated working cylinder |
Jul. 6, 2004 |
| 6732517 |
Retainer for brake master cylinder travel sensor |
May. 11, 2004 |
| 6672199 |
Cylinder block of an axial piston compressor with elongated cylinder face |
Jan. 6, 2004 |
| 6637316 |
Pressure fluid cylinder with optional anti-rotation feature |
Oct. 28, 2003 |
| 6546841 |
Swash plate compressor and piston therefor |
Apr. 15, 2003 |
| 6526870 |
Fluid pressure cylinder |
Mar. 4, 2003 |
| 6526865 |
Weld cylinder |
Mar. 4, 2003 |
| 6502880 |
Pin part locator |
Jan. 7, 2003 |
| 6422128 |
Piston-rotation preventing structure for variable displacement swash plate type compressor |
Jul. 23, 2002 |
| 6367368 |
Variable displacement compressor having piston anti-rotation structure |
Apr. 9, 2002 |
| RE37483 |
Cylinder liner securing apparatus |
Dec. 25, 2001 |
| 6325599 |
Piston having anti-rotation for swashplate compressor |
Dec. 4, 2001 |
| 6220146 |
Single-headed-piston type refrigerant compressor with means for preventing rotation of the piston about its own axis within the cylinder bore |
Apr. 24, 2001 |
| 6205906 |
Rodless cylinder |
Mar. 27, 2001 |
| 6189437 |
Brake booster having means for mounting on a wall |
Feb. 20, 2001 |
| 6129003 |
Fluid-pressure cylinder apparatus |
Oct. 10, 2000 |
| 6038959 |
Cylinder device for displacing workpiece |
Mar. 21, 2000 |
| 6029561 |
Fluid pressure cylinder |
Feb. 29, 2000 |
| 5988041 |
Piston for compressors |
Nov. 23, 1999 |
| 5974948 |
Linear actuator |
Nov. 2, 1999 |
| 5961556 |
Prosthetic suspension unit having elastomeric energy storage units |
Oct. 5, 1999 |
| 5957029 |
Linear thruster |
Sep. 28, 1999 |
| 5934172 |
Swash plate type compressor having an improved piston rotation regulating-structure |
Aug. 10, 1999 |
| 5884549 |
Linear actuator |
Mar. 23, 1999 |
| 5865089 |
Linear thruster |
Feb. 2, 1999 |
| 5842406 |
Piston for compressors including a restrictor to prevent the piston from rotating |
Dec. 1, 1998 |
| 5839348 |
Moving cylinder apparatus |
Nov. 24, 1998 |
| 5826490 |
Compressor, in particular for air-conditioning systems in vehicles |
Oct. 27, 1998 |
| 5791233 |
Lifting column with telescoping guides |
Aug. 11, 1998 |
| 5771775 |
Device for guiding a piston |
Jun. 30, 1998 |
| 5761985 |
Fluid power cylinder |
Jun. 9, 1998 |
| 5752413 |
Reciprocating piston machine with a wobble plate gear |
May. 19, 1998 |
| 5750952 |
Welding gun with anti-rotation cylinder and internal proximity switch |
May. 12, 1998 |
| 5706716 |
Variable displacement swash plate type compressor |
Jan. 13, 1998 |
| 5676038 |
Actuator with slide table |
Oct. 14, 1997 |
| 5669283 |
Cylinder apparatus |
Sep. 23, 1997 |
| 5664536 |
Self-locating piston ring for a two-stroke engine |
Sep. 9, 1997 |
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