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Class Information
Number: 92/92
Name: Expansible chamber devices > Collapsible chamber wall portion (e.g., hinged or flexible wall) > Wall portion formed of flexible material > Envelope having restricted fluid opening > Non-metallic
Description: Apparatus in which the box, bag or bulb member is formed of nonmetallic material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7617874 |
Flexible matrix composite actuator for use in subsurface wellbores |
Nov. 17, 2009 |
| 7600376 |
Energy storage |
Oct. 13, 2009 |
| 7526918 |
Hydraulic energy storage with reinforced layer |
May. 5, 2009 |
| 7353747 |
Electroactive polymer-based pump |
Apr. 8, 2008 |
| 7331273 |
Pneumatic actuator |
Feb. 19, 2008 |
| 7302959 |
Low-power wireless inflatable bladder damper for forced air heating, ventilation, and air conditioning systems |
Dec. 4, 2007 |
| 7299741 |
Hydraulic pressure actuator and continuous manual athletic device using the same |
Nov. 27, 2007 |
| 7213503 |
Compressible fluid pressure actuator |
May. 8, 2007 |
| 7201097 |
Diaphragm pump |
Apr. 10, 2007 |
| 7185580 |
Fluid-actuated contraction drive and associated contraction tube |
Mar. 6, 2007 |
| 7100491 |
Fluid-powered mechanical actuator and method for controlling |
Sep. 5, 2006 |
| 7028600 |
Hydraulic radial piston engine |
Apr. 18, 2006 |
| 7021195 |
Priming pump |
Apr. 4, 2006 |
| 7017468 |
Pneumatic pivoting device |
Mar. 28, 2006 |
| 7001322 |
Multiple processing chamber set and use thereof |
Feb. 21, 2006 |
| 6868773 |
Fluidic actuator |
Mar. 22, 2005 |
| 6860189 |
Rotary actuator with cartridge and chain or cable |
Mar. 1, 2005 |
| 6840152 |
Actuating means |
Jan. 11, 2005 |
| 6830019 |
Valve actuation in combustion engines with artificial muscles |
Dec. 14, 2004 |
| 6811168 |
Wheel suspension of a motor vehicle |
Nov. 2, 2004 |
| 6807894 |
Contraction unit with position sensor device |
Oct. 26, 2004 |
| 6805606 |
Inflatable expanding doll |
Oct. 19, 2004 |
| 6796918 |
Pneumatic displacement system |
Sep. 28, 2004 |
| 6772673 |
Flexible actuator |
Aug. 10, 2004 |
| 6684754 |
Pneumatic muscle analogs for exoskeletal robotic limbs and associated control mechanisms |
Feb. 3, 2004 |
| 6513418 |
Air actuator |
Feb. 4, 2003 |
| 6487959 |
Fluid actuating drive for smooth adjusting movements |
Dec. 3, 2002 |
| 6453545 |
Compact inflatable device for applying localized pressure to turbine generator armature bars |
Sep. 24, 2002 |
| 6431052 |
Power generating apparatus using compressed air |
Aug. 13, 2002 |
| 6360648 |
Fluid operated rotary drive |
Mar. 26, 2002 |
| 6305913 |
Pressure processing a pumpable substance with a flexible membrane |
Oct. 23, 2001 |
| 6299686 |
Drywall taping and texture system using pump |
Oct. 9, 2001 |
| 6223648 |
Artificial muscle actuator assembly |
May. 1, 2001 |
| 6178872 |
Operating mechanism |
Jan. 30, 2001 |
| 6148713 |
Elastomeric surface actuation system |
Nov. 21, 2000 |
| 6067892 |
Artificial muscle actuator assembly |
May. 30, 2000 |
| 5964580 |
Positive displacement pump having a ratchet drive guide for dispersing cyclic compression stresses over the circumference of an internal flexible member |
Oct. 12, 1999 |
| 5937732 |
Actuator for converting fluid energy into a mechanical force |
Aug. 17, 1999 |
| 5846354 |
Tire pressure maintenance system |
Dec. 8, 1998 |
| 5686674 |
System for characterizing surfaces of pipes, ducts or similar structures |
Nov. 11, 1997 |
| 5657682 |
Hose piston for transporting external objects along a flexible hose |
Aug. 19, 1997 |
| 5626016 |
Water hammer driven vibrator having deformable vibrating elements |
May. 6, 1997 |
| 5577346 |
Multi-zone molten-metal hydrogen and fuel gas generation process |
Nov. 26, 1996 |
| 5529293 |
Arrangement of pulling means |
Jun. 25, 1996 |
| 5506012 |
Multiple chambered lift bag |
Apr. 9, 1996 |
| 5471686 |
Lifting hose with ends sealed by a clamping strip |
Dec. 5, 1995 |
| 5322468 |
Animation method and device |
Jun. 21, 1994 |
| 5317956 |
Pivoting actuator and a pop-up target incorporating same |
Jun. 7, 1994 |
| 5297470 |
Pneumatic rotary drive |
Mar. 29, 1994 |
| 5280829 |
Split tube having retainable ends |
Jan. 25, 1994 |
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