Automatic dual flush activation
作者： Peter J. Jahrling , John R. Wilson
DOI:
关键词:
摘要: A multi flush volume valve is in communication with an automatic control. The control determines the presence of a user and amount time uses toilet. usage compared to predetermined value determine appropriate based on assumption regarding needs. comparative statistically adjusts restroom traffic.
google.it 参考文章(89)
John F. Whiteside, Flushometer handle seal ,(1994)
Kirk S. Brewer, Dual flush toilet ,(2000)
Walter C. Ng, Conrad A. Wilgus, Regulatable flush valve for tank flush toilets ,(1977)
Brooks Walker, Two volume flush valve ,(1976)
Jeff Leach, Water conservation apparatus for toilet ,(2001)
Wilton J. Pino, Flush control assembly for pressure flush valves ,(1990)
Alvin S Blum, Method and apparatus for determining volume of a lung ,(1971)
Joseph Lester, Two-stage flush device for a toilet water tank ,(2001)
Deane N. Davis, Water and energy saving closet tank flush valves ,(1976)
John R. Wilson, Solenoid valve piston ,(2000)