发明名称 Impulse sprinkler deflector spoon
摘要 A deflector spoon for a rotary impulse sprinkler includes upper and lower relatively sharply curved deflector faces separated by an intermediate, relatively gradually ramped deflector face. The three deflector faces are designed to react with a water stream from a sprinkler nozzle with the same driving force regardless of the specific water stream trajectory.
申请公布号 US4330087(A) 申请公布日期 1982.05.18
申请号 US19800133007 申请日期 1980.03.24
申请人 RAIN BIRD SPRINKLER MANUFACTURING CORPORATION 发明人 WOOD, WILLIAM A.;D'AMORE, FRANK J.
分类号 B05B3/04;(IPC1-7):B05B3/02 主分类号 B05B3/04
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