Turbine speed control for rotary irrigation sprinklers

Details Turbine speed control for rotary irrigation sprinklers Turbine speed control for rotary irrigation sprinklers

2005-08-16

2005-08-16

Kim, Christopher (Department: 3752)

Fluid sprinkling, spraying, and diffusing

With fixed support for or ground installed supply means

Embedded or buried sprinkler

C239S240000, C239S263000

Reexamination Certificate

active

06929194

ABSTRACT:
In a turbine driven rotary irrigation sprinkler having a fixed stator with means for bypassing a portion of the water entering the sprinkler around the turbine so as to be able to adjust and control the rate of sprinkler rotation, the improvement of a rotatable stator cooperating with the fixed stator to provide infinite adjustability between the no bypass flow and full bypass flow conditions.

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patent: RE32386 (1987-03-01), Hunter
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patent: 5695123 (1997-12-01), Le
patent: 5927607 (1999-07-01), Scott
patent: 6457656 (2002-10-01), Scott

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