Patents
Patents for F04B 35 - Piston pumpsspecially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for (9,373)
02/1998
02/10/1998US5716200 Blower apparatus having a casing and motor flange having noise reducing configuration
01/1998
01/29/1998WO1998003793A1 Internal combustion engine driven oil-free compressor with sound attenuating structure
01/29/1998DE19708191A1 Transportation securing and protection device for portable and mobile compressor
01/28/1998CN1171492A Valve structure in compressor
01/27/1998US5712249 Use of insulin-like growth factors I and II for inhibition of inflammatory response
01/21/1998EP0819333A1 Linear motor compressor and its application in cooling system
01/21/1998CN1170859A Linear compressor
01/21/1998CN1170827A Piston type compressor
01/15/1998WO1998001675A1 Linear compressor
01/15/1998WO1998001674A1 Linear compressor motor
01/14/1998CN1170105A Piston support apparatus for linear compressor
01/13/1998US5707220 Centrifugal oil pump for a variable speed hermetic compressor
01/13/1998US5707215 Tuned resonant oscillating mass inflation pump and method of extracting electrical energy therefrom
01/08/1998WO1998000633A1 Machine such as an internal combustion engine, pump or compressor
01/08/1998DE19727246A1 Two=stage pumping system used in vehicle brake gear
01/07/1998EP0734609B1 Electric motor, pump and an electric motor/pump unit
01/06/1998US5704771 Vibrating compressor
12/1997
12/31/1997CN1168965A Driving apparatus for linear compressor
12/30/1997US5702238 Direct drive gas compressor with vented distance piece
12/10/1997CN1167361A Operation device for linear compressor
12/04/1997DE19722688A1 Compressor, e.g. for use in automobile air conditioning
12/04/1997DE19722336A1 Auxiliary unit connected to motor vehicle engine via belt and pulley drive
12/03/1997EP0689645B1 Portable, battery operated air pump
12/02/1997US5693991 Synchronous twin reciprocating piston apparatus
11/1997
11/13/1997WO1997042413A1 Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method
11/12/1997EP0806568A2 Dual drive compressor
10/1997
10/30/1997DE19711272A1 Integrated valve for compressor used in motor vehicle air conditioning
10/29/1997CN1163656A Axial flow valve system for linear compressor
10/23/1997WO1997039514A1 Electric motor-pump assembly
10/23/1997DE19615053A1 Elektromotor-/Pumpenaggregat Electric motor / pump unit
10/22/1997CN2265441Y Boosting type pneumatic plunger pump
10/15/1997EP0801228A2 Double diaphragm pump
10/08/1997CN1161414A Vibrating compressor
09/1997
09/24/1997EP0796995A2 Compressor
09/24/1997EP0796395A2 Compressor
09/24/1997CN1160436A Motor-driven compressor with reduced laternal dimensions
09/17/1997CN2262614Y Multifunctional electric jack inflator
09/04/1997CA2247054A1 Vapor recovery pump
09/03/1997EP0793019A2 Improvements in vacuum pumps
09/03/1997CN1158386A Oil supply and discharge apparatus for compressor
08/1997
08/28/1997WO1997031188A1 Inverter-controlled sealed compressor
08/27/1997EP0706613B1 Compressor
08/20/1997CN1157375A Enclosed type rotary compressor
08/20/1997CN1157374A Hermetic reciprocating compressor
08/13/1997CN1157028A Oil supply apparatus for friction portion of linear compressor
08/13/1997CN1157027A Cooling supply apparatus for linear compressor
08/13/1997CN1156814A Apparatus for controlling refrigerator equipped with linear compressor
08/12/1997US5656896 Power supply for vibrating compressors
08/12/1997US5655889 Combined variable volume air pump and peristalic pump
08/12/1997US5655887 Valved Piston arrangement for an electric motor driven air compressor
08/06/1997CN2258921Y Magnetic valve type high-efficiency air pump
08/06/1997CA2196234A1 Direct drive gas compressor
07/1997
07/23/1997EP0784753A1 Axial flow valve system for linear compressor
07/23/1997EP0767865A4 Free piston end position limiter
07/16/1997EP0783631A1 A motor-driven compressor with reduced lateral dimensions
06/1997
06/25/1997EP0779816A1 Use of insulin-like growth factors (i) and (ii) for inhibition of inflammatory response
06/19/1997DE19651624A1 Piston support for linear compressor
06/18/1997EP0630515A4 Electromagnetically actuated compressor valve.
06/18/1997CN1152079A Vibrating compressor
06/18/1997CN1152077A Linear compressor having minimal vibrations
06/17/1997US5639226 Portable, battery operated air pump
06/11/1997EP0777827A1 Coolant supply apparatus for linear compressor
06/11/1997EP0777826A1 Oil supply apparatus for friction portion of linear compressor
05/1997
05/28/1997EP0693160B1 Method and apparatus for measuring piston position in a free piston compressor
05/22/1997DE19647861A1 Compressor with housing and drive shaft
05/21/1997EP0774630A1 Stirling refrigerator
05/21/1997EP0774580A2 Vibrating compressor
05/13/1997US5628202 Cooling power controller for compressor
05/07/1997DE19643951A1 Linear gas compressor
05/07/1997CA2162242A1 Engine and power output
05/06/1997US5626468 Skid for compressor
05/02/1997EP0770779A2 Compressor
05/01/1997WO1997015759A1 Transmission including a two-part clutch arrangement
04/1997
04/16/1997EP0767865A1 Free piston end position limiter
04/15/1997US5620311 Piston pump having a pump casing to which a pump motor is attached
04/09/1997CN2251633Y Air pressure electromagnetic pump
04/03/1997DE19536491A1 Electrically-operated gas or fluid feed valveless pump
04/02/1997EP0766005A2 Method of driving vibrating compressors
04/02/1997CN1146533A Noise-reducing device for linear compressor
04/01/1997US5616012 Ammonia pump
03/1997
03/11/1997US5609027 Refueling device with constant-speed auxiliary drive
03/06/1997WO1997008460A1 Crankshaft driven expansible chamber pump
03/05/1997CN2248785Y Water floating pump type aerator for increasing D O
02/1997
02/27/1997WO1997007334A1 Axial flow valve system for linear compressor
02/20/1997WO1997006368A1 A pumping apparatus including a quick connect interface
02/19/1997CN1143405A Hermetic compressor for refrigeration systems
02/18/1997US5603612 Electromagnetic reciprocating compressor
02/04/1997US5599175 Micro flow controlling pump
01/1997
01/30/1997WO1997002961A1 Tire pressurizing and regulating apparatus
01/30/1997CA2226493A1 Tire pressurizing and regulating apparatus
01/28/1997US5597294 Electromagnetic linear compressor with rotational bearing between springs
01/22/1997EP0754364A1 Fluid bearing with compliant linkage for centering reciprocating bodies
01/22/1997CN2245677Y Air pump with double-inlet
01/09/1997WO1997001033A1 Coolant supply apparatus for linear compressor
01/09/1997WO1997001032A1 Oil supply apparatus for friction portion of linear compressor
01/07/1997US5591281 Flywheel tire inflation device
01/07/1997US5591019 Vapor recovery pump
12/1996
12/31/1996US5588821 Vacuum pump with planetary gear accelerator
12/25/1996CN1138890A Seal for a piston-cylinder unit
12/25/1996CN1138889A Device for guiding and centering a machine component
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