发明名称 |
Grit protected pressure regulator for pop-up sprinklers |
摘要 |
A pop-up irrigation sprinkler having a tubular pressure regulator mounted for movement in the pop-up stem and a funnel shaped grit protector shroud mounted within the stem above the pressure regulator to direct deleterious particulate matter downwardly through the pressure regulator.
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申请公布号 |
US4913352(A) |
申请公布日期 |
1990.04.03 |
申请号 |
US19890308659 |
申请日期 |
1989.02.09 |
申请人 |
RAIN BIRD CONSUMER PRODUCTS MFG. CORP. |
发明人 |
WITTY, MICHAEL E.;VERBERA, STEVEN |
分类号 |
B05B1/30;B05B15/10 |
主分类号 |
B05B1/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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