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专利名称：Sprinkler head and riser protector发明人：Michael A. Stephens申请号：US09780707申请日：20010212公开号：US06543704B2公开日：20030408
专利附图：
摘要：A protecter for a riser connected to an underground water pipe and sprinklerhead attached at a top portion thereof includes an elongate hollow body member havingan upper portion with an upper opening and a lower portion with a lower opening, eachopening being defined by a rim on respective upper and lower portion. The body defines
an interior space for housing a riser and sprinkler head therein and has a lower portionincluding a pair of slots formed therein for fitting the body over an underground waterpipe, and an upper portion further including a concave hood member extending laterallyoutwardly and downwardly of the rim of the upper opening and defining a cavity. Thehood member has a lower edge portion for engaging a ground surface to limit downwardtravel of the protecter. The slots have an open lower portion and an arcuate upperportion for engaging the upper surface of an underground water pipe. The protecteralso includes a plurality of spaced flanges extending beneath the hood member andengaged with the body to inhibit rotative motion of the hood member by positioning theflanges into a ground surface. The lower edge portion is located in a plane beneath anunderground water pipe.
申请人：STEPHENS MICHAEL A.
代理人：Arthur G. Yeager
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