发明授权
US5052060A Flush water supply system for toilet stool 失效
厕所水冲洗供水系统

Flush water supply system for toilet stool
摘要:
A flush water supply system comprising a passageway valve mounted in a pipeline for supplying flush water to a toilet stool, and a control circuit for controlling the closing and opening of the passageway valve. A constant flow valve is mounted in the pipeline for keeping a predetermined amount of discharge flow, irrespective of water supply pressure.
公开/授权文献
信息查询
0/0