发明名称 COMBINATION ORNAMENT AND LAWN SPRINKLER
摘要 A combination ornament in the form of a flower and a sprinkler head is provided. The flower is made up of petals and is swingably supported on the sprinkler head. A piston in the sprinkler head is actuated by a water supply which moves the piston upward to move the petals downward out of line with the sprinkler head. A spring is provided in the sprinkler head for forcing the piston downward when the water supply is shut off, for moving the piston and the petals to a closed position.
申请公布号 CA2019692(C) 申请公布日期 1998.03.31
申请号 CA19902019692 申请日期 1990.06.22
申请人 FERRARI, RUGGERO 发明人 FERRARI, RUGGERO
分类号 B05B3/02;(IPC1-7):B05B3/02 主分类号 B05B3/02
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