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| Number | Title | Issue Date |
| 6524076 | Variable displacement pump including a control valve A pump including a pump chamber 18, formed in a pump body 11, between a cam ring 17 and a rotor 15. The cam ring is formed so as to move in a direction whereby the pump capacity of the pump chamber increases and decreases. First and second fluid pressure ... | 02/25/2003 |
| 6431844 | High pressure pump having integral start valve A high pressure pump suitable for use in devices such as pressure washers or the like is disclosed wherein the pump's head assembly includes an integral start valve for allowing the fluid through the head assembly so the engine may be more easily started.... | 08/13/2002 |
| 6266952 | Process for controlling compressors A process for controlling a system for generating electricity which contains at least two compressors and two microturbines. Compressed gas from a pressure vessel is supplied to the first microturbine, and thereafter the pressure within the pressure vesse... | 07/31/2001 |
| 6241463 | Method for determining the operating level of a fan and fan Fore many applications it is desirable to determine the operating level, i.e. the current flow rate V and the total pressure difference Ɗpt of a fan in the installed state without external measuring points and calibration. The invention should... | 06/05/2001 |
| 4474013 | Overspeed anticipation circuit for steam turbine speed control An overspeed detection circuit for producing an overspeed trip signal for shutting off a supply of motive fluid to a prime mover upon the prime mover exceeding an overspeed trip limit includes a differentiating circuit effective to differentiate a speed s... | 10/02/1984 |
