142705 ⎘
Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
Power transmission device for a water pump
#302Pump system
#303Pumping devices, systems including multiple pistons and methods for use with medical fluids
#304Hydraulic motor or pump with tangential pistons with annular or sectional shape on ordinary or planetary gear for high torque, and power performance and hydraulic and mechanical efficiency
#305Medical fluid delivery sets and related systems and methods
#306Medical fluid delivery sets and related systems and methods
#307Method and device for assembling swash plate-type fluid machine
#308Lubricating pump and method for supplying lubricant
#309High-pressure homogenizer with an epicyclic reduction gear unit
#310COMPRESSOR PUMP FOR A SPRAYER
#311Variable Volume, Shape Memory Actuated Insulin Dispensing Pump
#312Self-Aligning Rod Seal
#313System and method for a pump with reduced form factor
#314Geared boiler feed pump drive
#315PIEZO-CONTROLLED AND-OR PRESSURE RIPPLE COMPENSATING FLUID SEPARATION PUMP
#316Pump device for the hydraulic actuation of a valve
#317Compression system having seal with magnetic coupling of pistons
#318SCOTCH YOKE ENGINE OR PUMP
#319Variable displacement reciprocating pump
#320Ultra high pressure pump with an alternating rotation to linear displacement mechanism
#321Gear pump
#322Volumetric Pump With Reciprocated and Rotated Piston
#323Floating pinion bearing for a reciprocating pump
#324Method and device for assembling swash plate-type fluid machine
#325Pumping device
#326Positive displacement pump apparatus
#327MULTI-STAGE PISTON COMPRESSOR
#328Cartridge based fluid dispensing apparatus
#329Hybrid drive for hydraulic power
#330Variable volume, shape memory actuated insulin dispensing pump
#331Geared boiler feed pump drive
#332Apparatus and method for handling fluids at nano-scale rates
#333Chemical liquid supplying apparatus
#334Coupling system for use with fluid displacement apparatus
#335Variable volume, shape memory actuated insulin dispensing pump
#336Variable volume, shape memory actuated insulin dispensing pump
#337Prime mover with integral oil reservoir
#338Variable volume, shape memory actuated insulin dispensing pump
#339Variable volume, shape memory actuated insulin dispensing pump
#340Compressed fluid motor
#341Volumetric pump with reciprocated and rotated piston
#342Pumping system
#343Syringe infusion pump
#344Drive assembly for a reciprocating pump utilizing a linear actuator
#345Drill rig apparatuses with directly driven shaft & drilling fluid pump systems
#346Reciprocating pump
#347Transmission system for pump drive
#348FLUID PUMP DRIVE
#349Coupling system for use with fluid displacement apparatus
#350Fluid pump and motor unit
#351Metering pump assembly
#352Dosing pump unit
#353ELECTRICAL SUBMERSIBLE PUMP
#354Pump system and method using planetary gear assembly
#355Self-energizing pump for overrunning clutch
#356Method and apparatus for measuring pressure drop of magneto-rheological suspensions in microchannels
#357Valve assembly for pressure washer pump
#358Feeding pump device of volume tube continually metering type
#359Highly efficient durable fluid pump and method
#360System and method for a pump with reduced form factor
#361Variable displacement reciprocating pump
#362Pump for fluid supply and method for supplying fluid
#363Membrane piston pump or piston pump, respectively
#364Fluid pump
#365Crossover switching and pump system
#366Pump device for the hydraulic actuation of a valve
#367Manual liquid metering device and cartridge
#368Sealing structure of an up-down type piston assembly for exhausting a content
#369Syringe-pump driving apparatus
#370Simplified piston slidable in a cylinder
#371Dual drive pump with dual chain and roller clutch and method
#372Metering Pump with proportional output
#373Precision dispense pump
#374Multi-piston pump/compressor
#375Bench top pump
#376Pressurizing pump device, liquid ejection apparatus and method of controlling pressurizing pump
#377Pump drive
#378Apparatus for fluid storage and delivery at a substantially constant pressure
#379Variable volume, shape memory actuated insulin dispensing pump
#380Portable electric-driven compressed air gun
#381Pressurisation system
#382Multidimensional pump apparatus and method for fully automated complex mixtures separation, identification, and quantification
#383Portable electric driven compressed air gun
#384Drive technology for peristaltic and rotary pumps
#385Highly accurate pumping device
#386Pump, pump for liquid chromatography, and liquid chromatography apparatus
#387Fluid pump
#388Syringe pump
#389Internal screw positive rod displacement metering pump
#390Systems and methods for providing a dynamically adjustable reciprocating fluid dispenser
#391Portable, surface-mounted well pump
#392Portable electric driven compressed air gun
#393Linear drive assembly
#394Debris exclusion seal guard for a pump
#395Impulse pump
#396Fluid delivery device for killing weeds