Speed governor and distributing valve for hydraulic turbines

Details Speed governor and distributing valve for hydraulic turbines Speed governor and distributing valve for hydraulic turbines

2007-06-05

2007-06-05

Leslie, Michael (Department: 3745)

Motors: expansible chamber type

Working member position feedback to motive fluid control

Speed governor controlled input signal

C091S466000, C060S453000, C137S625660

Reexamination Certificate

active

11134295

ABSTRACT:
A distributing valve for a speed governor of a turbine is provided, the distributing valve having a structure to reliably vent air therefrom. The distributing valve is disposed such that the direction of movement of a plunger is horizontal, with air vent valves being provided at the highest portion of each of ports of the distributing valve, to facilitate reliable venting of air out of a pressure oil system. Also provided is a structure of the distributing valve to facilitate machining or assembly of the distributing valve.

REFERENCES:
patent: 4515184 (1985-05-01), Bownass et al.
patent: 5853071 (1998-12-01), Robinson
patent: 2000-018145 (2000-01-01), None

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