Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Industrial
Class Information
Number: 92/101
Name: Expansible chamber devices > Collapsible chamber wall portion (e.g., hinged or flexible wall) > Wall portion formed of flexible material > Diaphragm type > Entire periphery secured to rigid working chamber forming wall > Abutment connection between diaphragm and power transmission element
Description: Apparatus comprising a rigid power transmission element positioned within the working chamber, said element being unsecured to the diaphragm (i.e., capable of movement with respect thereto) and adapted to be abutted thereby.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8678349 Pressure-operated control valve Mar. 25, 2014
8256341 Air brake diaphragms Sep. 4, 2012
8197233 Diaphragm pump Jun. 12, 2012
7647861 Apparatus to seal a shaft to a diaphragm for use in diaphragm actuators Jan. 19, 2010
7373872 Diaphragm pump May. 20, 2008
7137332 Actuator Nov. 21, 2006
7090474 Diaphragm pump with overfill limiter Aug. 15, 2006
6953323 Medical fluid pump Oct. 11, 2005
6899015 Safety device for spring brakes May. 31, 2005
6662708 Pneumatic actuator canister Dec. 16, 2003
6647860 Thin-walled brake diaphragm Nov. 18, 2003
6289786 Brake actuator having an improved piston and method of making same Sep. 18, 2001
6286413 Diaphragm actuator Sep. 11, 2001
6212996 Thin-walled brake diaphragm Apr. 10, 2001
6105904 Deployable flow control device Aug. 22, 2000
6095757 Liquid drug infusion pump Aug. 1, 2000
5638737 Spline pumping assembly Jun. 17, 1997
5417144 Power transmission device for linear movements May. 23, 1995
5363743 Fluid pressure servomotor Nov. 15, 1994
5293808 Vacuum brake power booster Mar. 15, 1994
5257572 Vacuum brake power booster with piston retainer element and ventilation duct Nov. 2, 1993
5178055 Vacuum booster Jan. 12, 1993
RE33928 Fire-safe valve actuator May. 19, 1992
4896753 Bicycle brake Jan. 30, 1990
4845322 Plunger type fluid pressure switch Jul. 4, 1989
4830232 Fluid dispenser valve with rolling diaphragm May. 16, 1989
4806079 Apparatus for simultaneously pumping a plurality of liquids Feb. 21, 1989
4757763 Automatic blanket cylinder cleaner Jul. 19, 1988
4679582 Gas pressure reducing regulator Jul. 14, 1987
4657490 Infusion pump with disposable cassette Apr. 14, 1987
4638721 Pressure responsive device Jan. 27, 1987
4620562 High pressure regulator valve Nov. 4, 1986
4607737 Hydraulically operating release arrangement, especially for a vehicle clutch Aug. 26, 1986
4573398 Pressure control device and method of making the same Mar. 4, 1986
4565501 Two-stage volumetric pump for liquefied petroleum gases in liquid phase Jan. 21, 1986
4524855 Hydraulic release arrangement, especially for vehicle clutches Jun. 25, 1985
4523902 Diaphragm pump for use in an explosive atmosphere Jun. 18, 1985
4508118 Diaphragm assembly for scuba diving regulator Apr. 2, 1985
4506592 Brake power servo booster Mar. 26, 1985
4458576 Stroking mechanism Jul. 10, 1984
4426915 Fluid-operated servomotor for actuation of clutches or the like Jan. 24, 1984
4385217 Flushable manifold for diaphragm protected components May. 24, 1983
4286539 Dual buoyancy device Sep. 1, 1981
4279573 High pressure pump Jul. 21, 1981
4240335 Floating seal for fluidic devices Dec. 23, 1980
4224860 Diaphragm assembly Sep. 30, 1980
4070946 Fluid actuator Jan. 31, 1978
4058223 Article handling device Nov. 15, 1977
4044728 Internal combustion engine Aug. 30, 1977
3946983 Valve with a closing member actuated by way of a diaphragm Mar. 30, 1976

1 2










 
 
  Recently Added Patents
Liquid crystal display device
Pull through coronary sinus pacing lead
Human renal disease marker substance
Sample holder and method for treating sample material
Information-provision control method, information reproduction system, information-provision apparatus, information reproduction apparatus and information-presentation control program
Wide viewing angle indicators for network devices
Method for using a super-slippery thin layer characterized by the method for making same
  Randomly Featured Patents
Organic electroluminescence pixel circuit
Rear-view mirror and interior lighting system
Process and device for carrying away printing plates from a printing machine
Device for carrying out field supported ion exchange in plane-parallel plates
Sheet metal corner for duct flanges
Rechargeable dynamo spotlight
Golf club head
Vehicle gas pedal
19-nor-cholane steroids as neurochemical initiators of change in human hypothalamic function
Electronic device with grounding mechanism