Patents
Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236)
05/1987
05/06/1987CN86202009U Universal manual diaphragm pump
05/06/1987CN85204990U Single-pile multi-cylinder wind pump
04/1987
04/30/1987DE3538004A1 Hydraulic device for intensifying the pressure of an outlet flow by means of an inlet flow
04/29/1987EP0219635A1 Hand-operated pump for feed pumps of fuel injection systems for internal-combustion engines
04/23/1987WO1987002422A1 Liquid metering device
04/23/1987WO1987002421A1 A pump
04/22/1987CN86106837A Apparatus for precisely measuring and supplying liquid
04/21/1987US4659344 Driven by pressurized glycol
04/21/1987US4659294 Hydrualic pressure amplifier
04/21/1987US4659292 Hydraulic power booster apparatus
04/21/1987US4658760 Pressure transfer fluid heater
04/14/1987CA1220378A1 Constant flow positive displacement pump
04/09/1987DE3535175A1 Method of controlling hydrostatically driven duplex plunger pumps and hydrostatically driven duplex plunger pump
04/08/1987EP0217400A2 Apparatus for precisely measuring and supplying liquid
04/07/1987US4655691 Temperature-difference-actuated pump employing nonelectrical valves
03/1987
03/31/1987US4653986 Hydraulically powered compressor and hydraulic control and power system therefor
03/25/1987EP0215659A2 Improvements in and relating to systems which use an absorption refrigeration cycle
03/10/1987US4648807 Compact piezoelectric fluidic air supply pump
03/04/1987EP0212728A1 Pump device
03/04/1987EP0212369A2 Pneumatically operated lubrication pump
03/04/1987CN86206246U Pedal pump
03/03/1987US4646969 Double acting mechanical pump liquid atomizer
02/1987
02/24/1987US4645431 Hydraulic pumping apparatus and method of operation
02/19/1987DE3529278A1 Hydraulic pump
02/18/1987CN85106208A Pumps
02/17/1987US4643651 Constant flow rate liquid pumping system
02/11/1987CN86104193A Fluid pressure intensifier
02/10/1987CA1217696A Hydraulic intensifier
02/04/1987CN85203646U Semi-automatic oil suction device
02/03/1987US4640443 Manually operated dispensing pump
01/1987
01/29/1987DE3526882A1 Gas pump or compressor
01/21/1987EP0208864A2 Centrifugal force actuated reciprocating pump
01/21/1987EP0208770A1 Fluid means for data transmission.
01/21/1987EP0208683A1 Hydraulic pump
01/21/1987CN85105369A 往复式液压泵 Reciprocating pumps
01/20/1987US4637783 Fluid motor-pumping apparatus and method for energy recovery
01/14/1987CN85205106U Animal power or wind-driven water pump with multiple cylinders
01/13/1987CA1216556A1 Sold out device for syrup pump
01/08/1987DE3525003A1 Method and device for conveying concrete from a container into a delivery pipe
01/08/1987DE3523484A1 High-pressure press for injecting liquid plastics in the construction field
01/06/1987US4634350 Double acting diaphragm pump and reversing mechanism therefor
12/1986
12/31/1986WO1986007626A1 Pressure transfer fluid heater
12/30/1986US4632144 Combined fluid pressure actuated fuel and oil pump
12/30/1986EP0205569A1 Mud pump.
12/24/1986CN85202086U Manual double volume pump
12/23/1986CA1215582A1 Vapor pressure pump
12/17/1986EP0204727A1 A drive mechanism for axial movement of a rod, in particular an infusion pump.
12/17/1986CN86201315U Pneumatically (or hydraulically) driven plunger type metering pump
12/10/1986EP0204263A2 Piston pump with rotating piston
12/09/1986US4627798 Apparatus for circulating cleaning fluid through a cooling system
12/09/1986US4627794 Fluid pressure intensifier
12/04/1986WO1986007118A1 Fluid pressure intensifier
12/02/1986US4626177 Hydraulic arrangement
11/1986
11/26/1986EP0202836A1 Air supply pump
11/26/1986EP0109417B1 Hydropneumatic pressure converter
11/26/1986CN85103417A Nonlinear electromagnetic vibration fluid compression device
11/25/1986US4624628 Double-diaphragm pumps
11/25/1986CA1214358A1 Drilling fluid pump providing a uniform controlled pressure and flow rate
11/18/1986US4623303 Pump for slurries
11/18/1986CA1214070A1 Piezo activated pump in an ink liquid supply system
11/12/1986EP0200722A1 Metering device
11/11/1986US4621566 Electric pump
11/05/1986EP0199798A1 Method and piston pump for operation of a hydraulic system
10/1986
10/29/1986EP0199142A2 Manual spray distributor
10/29/1986CN86202227U Liquid diversion device
10/29/1986CN85202385U Two cylinder pedal water pump
10/21/1986US4618077 Liquid dispensing pump
10/15/1986EP0197632A2 Actuator for a reciprocating slurry pump
10/15/1986CN85106694A Single-acting, gas-operated pump
09/1986
09/16/1986US4611982 Injection-molding system for the processing of casting resin
09/16/1986US4611578 Redundant piston pump for the operation of single or multiple chambered pneumatic blood pumps
09/12/1986WO1986004383A3 Fluid means for data transmission
09/03/1986EP0193498A2 Positive displacement hydraulic-drive reciprocating compressor
09/03/1986EP0092560B1 Pulse driven hydraulic pump
09/03/1986CN86100929A Positive displacement hydraulic-drive reciprocating compressor
08/1986
08/27/1986EP0192580A1 Intensifier of liquid pressure
08/27/1986EP0192246A2 Single-acting,gas operated pump
08/27/1986CN85100395A Superhigh pressure liquid booster
08/20/1986EP0191150A1 Device for disengaging a clutch connecting a motor to a compressor
08/19/1986US4606709 Liquid pump with sequential operating fluid pistons
08/12/1986CA1209405A1 Hydraulically actuated reciprocating piston pump
08/06/1986EP0189549A2 Delivery device for free-flowing media
07/1986
07/31/1986WO1986004383A2 Fluid means for data transmission
07/30/1986EP0188611A1 Duplex plunger pump
07/29/1986CA1208508A1 Fluid pressure actuated motor with pneumatically- coupled pistons
07/23/1986EP0187885A1 Liquid pump with a hydromotor
07/22/1986CA1208105A1 Flow rate control and metering means for shear- sensitive liquids
07/22/1986CA1208074A1 Fluid-operated reciprocating pump
07/15/1986US4600365 Displacement pump for low-pulsation delivery of a liquid
07/09/1986CN85108837A Apparatus for releasing clutch which connects the motor driving device with the compressor
07/08/1986US4598630 Double acting self-flushing pump
07/08/1986CA1207296A1 Miniature solid-state gas compressor
07/01/1986US4597717 Two-stage fluid pump
06/1986
06/24/1986US4596344 Manually actuated dispenser
06/19/1986WO1986003560A1 Mud pump
06/18/1986EP0184686A1 Piston pump for an active-substance dispenser
06/17/1986US4595495 Programmable solvent delivery system and process
06/11/1986CN85201587U Low frequency, big amplitude, automatic, reciprocating, hydraulic pressure mortar pump
05/1986
05/28/1986CN85202656U Manual pump with a suction tube
05/27/1986US4591077 Continuous discharge dispenser
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