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Pumps > Motor Driven > Fluid Motor > Common Pumping And Motor Working Member

Common Pumping And Motor Working Member

Common Pumping And Motor Working Member patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

03/20/14 - 20140079571 - Microfluidic oscillator pump
Microfluidic oscillator circuits and pumps for microfluidic devices are provided. The microfluidic pump may include a plurality of fluid valves and a microfluidic oscillator circuit having an oscillation frequency. The fluid valves may be configured to move fluids. Each fluid valve may be connected to a node of the microfluidic...

05/23/13 - 20130129534 - Pumping unit for a machine to distribute concrete
A pumping unit for a machine to distribute concrete includes a pair of cylinders provided with a relative pumping piston movable linearly for a determinate travel to feed the concrete to a determinate circuit to distribute the concrete; and a hydraulic command circuit operatively connected to both the cylinders, to...

03/08/12 - 20120057997 - Systems and methods for optimizing thermal efficiencey of a compressed air energy storage system
Systems, methods and devices for optimizing thermal efficiency within a gas compression system are described herein. In some embodiments, a device can include a first hydraulic cylinder, a second hydraulic cylinder, and a hydraulic actuator. The first hydraulic cylinder has a first working piston disposed therein for reciprocating movement in...

12/22/11 - 20110311378 - Diaphragm installation tool
An air-driven dual diaphragm pump comprises a pump body with a first air passage leading to a first air cavity with a first diaphragm, a second air passage leading to a second air cavity with a second diaphragm, and a reciprocating shaft which connects the first and second diaphragms. A...

12/01/11 - 20110293447 - Hydraulically actuated reciprocating pump
A hydraulically driven reciprocating pump. In some embodiments, the pump includes a housing including a hydraulic chamber, a cylinder coupled to the housing, a piston assembly adapted for reciprocal motion within the housing and the cylinder, the piston assembly separating the hydraulic chamber into three subchambers, and a hydraulic system...

11/10/11 - 20110274567 - Lubricant pump and machine with such a lubricant pump
The invention pertains to a lubricant pump for conveying lubricant to at least one lubricating point, wherein said lubricant pump features a first pump unit and a drive assigned thereto. According to the invention, another pump unit is also provided and coupled to the first pump unit, wherein the other...

08/18/11 - 20110200464 - Method and disposable low-cost pump in container for liquid color dispensing
A pump has a PVC “T” shaped member having an inlet, an outlet and an interior pumping chamber positioned between the inlet and outlet; a piston displaceable into the chamber; an air cylinder for driving the piston into the chamber; a spring for biasing the piston outwardly from the chamber...