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) |
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02/10/1998 | US5716200 Blower apparatus having a casing and motor flange having noise reducing configuration |
01/29/1998 | WO1998003793A1 Internal combustion engine driven oil-free compressor with sound attenuating structure |
01/29/1998 | DE19708191A1 Transportation securing and protection device for portable and mobile compressor |
01/28/1998 | CN1171492A Valve structure in compressor |
01/27/1998 | US5712249 Use of insulin-like growth factors I and II for inhibition of inflammatory response |
01/21/1998 | EP0819333A1 Linear motor compressor and its application in cooling system |
01/21/1998 | CN1170859A Linear compressor |
01/21/1998 | CN1170827A Piston type compressor |
01/15/1998 | WO1998001675A1 Linear compressor |
01/15/1998 | WO1998001674A1 Linear compressor motor |
01/14/1998 | CN1170105A Piston support apparatus for linear compressor |
01/13/1998 | US5707220 Centrifugal oil pump for a variable speed hermetic compressor |
01/13/1998 | US5707215 Tuned resonant oscillating mass inflation pump and method of extracting electrical energy therefrom |
01/08/1998 | WO1998000633A1 Machine such as an internal combustion engine, pump or compressor |
01/08/1998 | DE19727246A1 Two=stage pumping system used in vehicle brake gear |
01/07/1998 | EP0734609B1 Electric motor, pump and an electric motor/pump unit |
01/06/1998 | US5704771 Vibrating compressor |
12/31/1997 | CN1168965A Driving apparatus for linear compressor |
12/30/1997 | US5702238 Direct drive gas compressor with vented distance piece |
12/10/1997 | CN1167361A Operation device for linear compressor |
12/04/1997 | DE19722688A1 Compressor, e.g. for use in automobile air conditioning |
12/04/1997 | DE19722336A1 Auxiliary unit connected to motor vehicle engine via belt and pulley drive |
12/03/1997 | EP0689645B1 Portable, battery operated air pump |
12/02/1997 | US5693991 Synchronous twin reciprocating piston apparatus |
11/13/1997 | WO1997042413A1 Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method |
11/12/1997 | EP0806568A2 Dual drive compressor |
10/30/1997 | DE19711272A1 Integrated valve for compressor used in motor vehicle air conditioning |
10/29/1997 | CN1163656A Axial flow valve system for linear compressor |
10/23/1997 | WO1997039514A1 Electric motor-pump assembly |
10/23/1997 | DE19615053A1 Elektromotor-/Pumpenaggregat Electric motor / pump unit |
10/22/1997 | CN2265441Y Boosting type pneumatic plunger pump |
10/15/1997 | EP0801228A2 Double diaphragm pump |
10/08/1997 | CN1161414A Vibrating compressor |
09/24/1997 | EP0796995A2 Compressor |
09/24/1997 | EP0796395A2 Compressor |
09/24/1997 | CN1160436A Motor-driven compressor with reduced laternal dimensions |
09/17/1997 | CN2262614Y Multifunctional electric jack inflator |
09/04/1997 | CA2247054A1 Vapor recovery pump |
09/03/1997 | EP0793019A2 Improvements in vacuum pumps |
09/03/1997 | CN1158386A Oil supply and discharge apparatus for compressor |
08/28/1997 | WO1997031188A1 Inverter-controlled sealed compressor |
08/27/1997 | EP0706613B1 Compressor |
08/20/1997 | CN1157375A Enclosed type rotary compressor |
08/20/1997 | CN1157374A Hermetic reciprocating compressor |
08/13/1997 | CN1157028A Oil supply apparatus for friction portion of linear compressor |
08/13/1997 | CN1157027A Cooling supply apparatus for linear compressor |
08/13/1997 | CN1156814A Apparatus for controlling refrigerator equipped with linear compressor |
08/12/1997 | US5656896 Power supply for vibrating compressors |
08/12/1997 | US5655889 Combined variable volume air pump and peristalic pump |
08/12/1997 | US5655887 Valved Piston arrangement for an electric motor driven air compressor |
08/06/1997 | CN2258921Y Magnetic valve type high-efficiency air pump |
08/06/1997 | CA2196234A1 Direct drive gas compressor |
07/23/1997 | EP0784753A1 Axial flow valve system for linear compressor |
07/23/1997 | EP0767865A4 Free piston end position limiter |
07/16/1997 | EP0783631A1 A motor-driven compressor with reduced lateral dimensions |
06/25/1997 | EP0779816A1 Use of insulin-like growth factors (i) and (ii) for inhibition of inflammatory response |
06/19/1997 | DE19651624A1 Piston support for linear compressor |
06/18/1997 | EP0630515A4 Electromagnetically actuated compressor valve. |
06/18/1997 | CN1152079A Vibrating compressor |
06/18/1997 | CN1152077A Linear compressor having minimal vibrations |
06/17/1997 | US5639226 Portable, battery operated air pump |
06/11/1997 | EP0777827A1 Coolant supply apparatus for linear compressor |
06/11/1997 | EP0777826A1 Oil supply apparatus for friction portion of linear compressor |
05/28/1997 | EP0693160B1 Method and apparatus for measuring piston position in a free piston compressor |
05/22/1997 | DE19647861A1 Compressor with housing and drive shaft |
05/21/1997 | EP0774630A1 Stirling refrigerator |
05/21/1997 | EP0774580A2 Vibrating compressor |
05/13/1997 | US5628202 Cooling power controller for compressor |
05/07/1997 | DE19643951A1 Linear gas compressor |
05/07/1997 | CA2162242A1 Engine and power output |
05/06/1997 | US5626468 Skid for compressor |
05/02/1997 | EP0770779A2 Compressor |
05/01/1997 | WO1997015759A1 Transmission including a two-part clutch arrangement |
04/16/1997 | EP0767865A1 Free piston end position limiter |
04/15/1997 | US5620311 Piston pump having a pump casing to which a pump motor is attached |
04/09/1997 | CN2251633Y Air pressure electromagnetic pump |
04/03/1997 | DE19536491A1 Electrically-operated gas or fluid feed valveless pump |
04/02/1997 | EP0766005A2 Method of driving vibrating compressors |
04/02/1997 | CN1146533A Noise-reducing device for linear compressor |
04/01/1997 | US5616012 Ammonia pump |
03/11/1997 | US5609027 Refueling device with constant-speed auxiliary drive |
03/06/1997 | WO1997008460A1 Crankshaft driven expansible chamber pump |
03/05/1997 | CN2248785Y Water floating pump type aerator for increasing D O |
02/27/1997 | WO1997007334A1 Axial flow valve system for linear compressor |
02/20/1997 | WO1997006368A1 A pumping apparatus including a quick connect interface |
02/19/1997 | CN1143405A Hermetic compressor for refrigeration systems |
02/18/1997 | US5603612 Electromagnetic reciprocating compressor |
02/04/1997 | US5599175 Micro flow controlling pump |
01/30/1997 | WO1997002961A1 Tire pressurizing and regulating apparatus |
01/30/1997 | CA2226493A1 Tire pressurizing and regulating apparatus |
01/28/1997 | US5597294 Electromagnetic linear compressor with rotational bearing between springs |
01/22/1997 | EP0754364A1 Fluid bearing with compliant linkage for centering reciprocating bodies |
01/22/1997 | CN2245677Y Air pump with double-inlet |
01/09/1997 | WO1997001033A1 Coolant supply apparatus for linear compressor |
01/09/1997 | WO1997001032A1 Oil supply apparatus for friction portion of linear compressor |
01/07/1997 | US5591281 Flywheel tire inflation device |
01/07/1997 | US5591019 Vapor recovery pump |
12/31/1996 | US5588821 Vacuum pump with planetary gear accelerator |
12/25/1996 | CN1138890A Seal for a piston-cylinder unit |
12/25/1996 | CN1138889A Device for guiding and centering a machine component |