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Adjustable rotary stream sprinkler unit

  • US 4,898,332 A
  • Filed: 04/10/1989
  • Issued: 02/06/1990
  • Est. Priority Date: 06/26/1986
  • Status: Expired due to Term
First Claim
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1. A rotating stream sprinkler unit comprising:

  • a tubular housing having a central axis, an inlet, an outlet, and a flow passage communicating therebetween for conducting a stream of water from said inlet to said outlet;

    orifice means at said outlet for receiving and forming said stream of water into at least one substantially arcuate primary stream directed axially outward from said outlet; and

    a rotating distributor head rotatably mounted at and spaced axially outward from said outlet having a plurality of flow channels therein for receiving and forming said primary stream into a plurality of streams and directing said plurality of streams outward from said axis over a predetermined area; and

    means for selectively blocking a portion of said flow passage for selectively adjusting the quantity of water in said stream of water communicated to said distributor head.

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