Multiple range variable speed turbine

Details Multiple range variable speed turbine Multiple range variable speed turbine

1993-09-30

1994-12-27

Grant, William

Fluid sprinkling, spraying, and diffusing

With fixed support for or ground installed supply means

Moving distributing means

239205, 239206, 239240, 239263, 239570, B05B 304

Patent

active

053757688

ABSTRACT:
A sprinkler unit for distributing water from a source over an area of terrain comprises a tubular housing having an inlet connected by a passage to an outlet, a distributor head mounted at the outlet for rotation about an axis for distribution of water via a nozzle, a turbine wheel disposed in the housing passage and operatively connected for driving the distributor head, and a turbine stator assembly having a passage including a throttling device for controllably directing a first portion of water to the turbine wheel, and a pressure responsive valve for controllably diverting a second portion of the water around the turbine wheel in proportion to the pressure thereof for maintaining the speed of the turbine substantially constant.

REFERENCES:
patent: 4026471 (1977-05-01), Hunter
patent: 4417691 (1983-11-01), Lockwood
patent: 4681260 (1987-07-01), Cochran
patent: 4773595 (1988-09-01), Livne
patent: 4867379 (1989-09-01), Hunter
patent: 4892252 (1990-01-01), Bruninga

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