Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › F04B 27 - Multi-cylinder pumpsspecially adapted for elastic fluids and characterised by number or arrangement of cylinders
Patents for F04B 27 - Multi-cylinder pumpsspecially adapted for elastic fluids and characterised by number or arrangement of cylinders (7,781)
01/1999
01/06/1999CN2303090Y 6FY refrigerator compressor
12/1998
12/30/1998EP0887550A1 Structure for recovering leakage oil in compressor
12/24/1998DE19826730A1 Air-conditioning system for motor vehicle
12/24/1998DE19822615A1 Cooling and heating system for vehicle with cooling circuit and condenser
12/22/1998US5851320 Wear-resistant aluminum alloy and compressor piston formed therefrom
12/22/1998US5850775 Pump piston
12/16/1998EP0883747A1 Two-rotor sliding vane compressor
12/15/1998US5848882 Valved discharge mechanism of a fluid displacement apparatus
12/09/1998CN1201502A Capacity-vairable compressor
12/09/1998CN1201111A Refrigerating compressor
12/08/1998US5846059 Scotch yoke mechanism for multistage compressor having a spring-biased liner plate
12/08/1998US5845560 Swash-plate type compressor with an abrasion resistant projecting portion on the cylinder block
12/02/1998EP0881387A2 Clutchless variable capacity swash plate compressor
12/02/1998EP0881386A2 Swash plate compressor
12/02/1998EP0881385A2 Refrigerant compressor
12/01/1998US5842836 Reciprocating piston type refrigerant compressor having a housing with enhanced sealing function
12/01/1998US5842835 Variable displacement compressor and its assembling method
12/01/1998US5842834 Swash plate type compressor employing single-headed pistons
12/01/1998US5842580 Method of producing socket plate for wobble plate compressors
12/01/1998US5842406 Piston for compressors including a restrictor to prevent the piston from rotating
12/01/1998US5842354 Climate controller for automobiles
11/1998
11/26/1998WO1998053203A1 Compressor
11/26/1998DE19821988A1 Power transmission system for air compressor
11/26/1998DE19703216C2 Verdrängungsvariabler Kompressor Variable displacement compressor
11/24/1998US5839347 Wobble plate compressor with swash plate guide member
11/19/1998DE19821995A1 Transmission system transferring power from engine to a compressor
11/19/1998DE19821915A1 Piston fluid displacement unit esp. for use in the piston compressor assembly for a vehicle air conditioning system.
11/19/1998DE19821498A1 Control valve
11/19/1998DE19813046A1 Reciprocation compressor for vehicle air conditioners
11/18/1998CN1199144A Wobble plate compressor
11/18/1998CN1199143A Variable capacity wobble plate compressor
11/17/1998US5836748 Swash plate type variable displacement compressor utilizing a spool for controlling the inclination
11/12/1998DE19807923A1 Compressor for vehicle air conditioning unit
11/11/1998CN1198512A Variable refrigeration compressor with aluminium cam disc device
11/11/1998CN1040682C Thrust bearing structure for swash plate compressor
11/10/1998CA2105346C Variable displacement piston type compressor
11/05/1998DE19807947A1 Compressor for air conditioning system
11/04/1998CN1198200A Variable displacement swash plate compressor
10/1998
10/29/1998DE19814144A1 Gas compressor gas
10/28/1998EP0874156A2 Reciprocating compressor
10/28/1998EP0874155A2 Reciprocating compressor
10/28/1998EP0874154A2 Compressor with lubrication mechanism in which a lubricating oil is sprayed into a crank chamber together with a refrigerant gas
10/28/1998CN1197164A Control valve in variable displacement compressor and its assembling method
10/28/1998CN1197163A Reciprocating compressor
10/28/1998CN1197162A Reciprocating compressor
10/27/1998US5826490 Compressor, in particular for air-conditioning systems in vehicles
10/20/1998US5823294 Lubrication mechanism in compressor
10/20/1998US5823000 Of a vehicle
10/15/1998DE19807691A1 Compressor for air conditioning system in motor vehicles
10/15/1998DE19715291A1 Two-stage compressor
10/14/1998CN1195742A 可变排量的压缩机 The variable displacement compressor
10/13/1998US5820355 Swash plate type compressor
10/07/1998EP0869282A2 Variable-displacement compressor of a swash plate type, in which displacement of a drive shaft is suppressed
10/07/1998EP0869281A2 Fluid displacement apparatus with variable displacement mechanism
10/07/1998CN1194898A Method for machining compressor piston
10/06/1998US5816134 Compressor piston and piston type compressor
10/01/1998DE19814116A1 Swashplate compressor for motor vehicle air conditioner
10/01/1998DE19812312A1 Torque limiter incorporates a number of frangible linkages between power-in
09/1998
09/30/1998EP0867617A2 Variable capacity swash plate compressor
09/30/1998EP0867616A2 Swash plate compressor
09/30/1998EP0867614A1 Rotary type hydraulic transformer
09/30/1998CN1194336A Piston of compressor
09/30/1998CN1194334A Series pump with auxiliary pump
09/30/1998CN1194333A Compressor with variable volume
09/29/1998US5813314 Double-headed swash-plate operated reciprocating piston type compressor with improved thrust bearing assemblies for the swash plate
09/24/1998DE19755661A1 Tandem pump
09/23/1998EP0742871B1 A hermetic compressor for refrigeration systems
09/23/1998CN1193697A Piston for compressor
09/23/1998CN1193696A Variable displacement compressor
09/23/1998CN1193695A Variable displacement compressor
09/17/1998DE19810789A1 Motor vehicle air conditioning cooling circuit with compressor and expansion valve connected to the evaporator and condenser
09/17/1998DE19807728A1 Compressor
09/16/1998EP0864787A2 Shaft seal construction for a compressor for use in a transcritical refrigeration cycle system
09/16/1998EP0864751A2 Compressor for use in a transcritical refrigeration cycle system
09/16/1998EP0864749A2 Electromagnetic control valve
09/16/1998CN1193078A Integrated motor-driven-connection hydraulic pump
09/15/1998US5807076 Lubrication method and lubrication controlling apparatus for clutchless compressor
09/08/1998US5802954 Reciprocating piston compressor
09/03/1998DE19808323A1 Variable output compressor for vehicle air conditioning
09/03/1998DE19808256A1 Variable output compressor for vehicle air conditioning
09/03/1998DE19803863A1 Variable capacity compressor for vehicle air-conditioner
09/02/1998EP0861993A2 Overload coupling
09/02/1998CN1191936A Variable-capacity type compressor
09/01/1998US5800147 Swash plate compressor
09/01/1998US5800137 Refrigerating compressor with breakaway pulley portion
09/01/1998US5800133 For compressing gas
08/1998
08/26/1998EP0860607A2 Suction and discharge valve mechanism for a compressor
08/26/1998CN1191272A Variable displacement type compressor
08/26/1998CN1191271A 压缩机 Compressor
08/25/1998USRE35878 Variable capacity swash plate type refrigerant compressor having a double fulcrum hinge mechanism
08/25/1998US5797730 Swash plate type compressor
08/20/1998WO1998036173A1 Swash plate compressor
08/19/1998EP0859151A2 Compressors, especially for compressed-air provision in a motor vehicle
08/18/1998US5795139 Swash plate type refrigerant compressor with improved internal lubricating system
08/18/1998CA2077979C Reciprocatory piston type compressor with a rotary valve
08/13/1998DE19805126A1 Variable displacement compressor for air conditioning systems
08/13/1998DE19804084A1 Swash plate compressor with variable capacity
08/13/1998DE19800556A1 Compressor for motor vehicle air conditioning system
08/12/1998EP0857874A1 Compressor
08/12/1998EP0857872A2 Variable-displacement swash-plate compressor
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