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Sprinkler system

  • US 7,017,831 B2
  • Filed: 02/09/2004
  • Issued: 03/28/2006
  • Est. Priority Date: 02/08/2003
  • Status: Active Grant
First Claim
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1. An adjustable arc sprinkler mechanism comprising:

  • an upper rotatable sprinkler housing;

    a lower stationary sprinkler housing;

    an arc stop assembly interposed between said upper and lower sprinkler housing;

    said arc stop assembly including a fixed arc stop member and an angularly movable arc stop member;

    a plurality of mating gear teeth disposed on said rotatable sprinkler housing and said arc stop assembly, said plurality of mating gear teeth being selectively engagable; and

    wherein at least one position of said angularly movable arc stop member enables said rotatable sprinkler housing to rotate in one continuous direction.

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