they provide high flow rates. Principal types of positive-displacement vacuum pumps include piston, diaphragm, rocking-piston, rotary-vane, lobed-rotor, rotary-screw, and liquid-ring designs.

German pump manufacturer KNF has expanded its range of swing piston pumps with the introduction of its new NPK 02 for a wide ...

Wobble-piston pumps may be designed for anywhere ... deadhead pressure can lose virtually all flow at high altitude. Effects on vacuum applications are even more pronounced. As the pump approaches ...

U-M's high-vacuum pump was a microplasma sputter-ion ... It is essentially a piston-type pump, with active inlet and outlet valves. This pump was actuated and powered by pneumatic actuators ...

The new block-mounted billet-piston pumps represent the first completely ... or E85. The design is a high-pressure, variable-displacement one. It utilizes a pressure regulator but does not require ...

such as hydraulic systems and high-pressure cleaning. Unlike piston pumps, which can handle these demanding jobs without compromising performance, peristaltic pump designs have a maximum flow rate ...