US3574867A
(en )
1971-04-13
Control for a water closet
GB1125050A
(enrdf_load_stackoverflow )
US3883032A
(en )
1975-05-13
Automatic drain valve for a floating roof
US2045909A
(en )
1936-06-30
Automatic shut-off valve for tanks
CN212509743U
(zh )
2021-02-09
自动节制连通装置
US1705367A
(en )
1929-03-12
Flush-tank valve
US1372931A
(en )
1921-03-29
John j
EP2029923B1
(en )
2011-04-20
Float valve regulator
CN206257343U
(zh )
2017-06-16
气动补水阀
US1648756A
(en )
1927-11-08
Automatic valve
US2780237A
(en )
1957-02-05
Pre-check mechanism for a liquid level control valve
CN218393025U
(zh )
2023-01-31
一种定量排水机构及气液分离器
GB190709346A
(en )
1907-08-22
Improvements in Automatic Water Level-controllers for Water Separators of Gas-conduits.
GB191501532A
(en )
1916-01-20
Improvements in or relating to Means and Apparatus for the Automatic Discharge of Sewage and Liquids from Tanks, Sewers, or other Receptacles.
US2384213A
(en )
1945-09-04
Valve control means
SU750203A1
(ru )
1980-07-23
Поплавковый клапан
US3817275A
(en )
1974-06-18
Valve for tanks of sanitary apparatus
US5150732A
(en )
1992-09-29
Boosted differential pressure-type tank valve
US793963A
(en )
1905-07-04
Liquid-controller.
US2666447A
(en )
1954-01-19
Snap action ball cock
CN2171041Y
(zh )
1994-07-06
自压密封式浮球阀
US2982298A
(en )
1961-05-02
Automatic water supply control
US1368764A
(en )
1921-02-15
Flushing-valve
US1030174A
(en )
1912-06-18
Flushing-tank.
GB190503286A
(en )
1905-07-27
Improvements in Means for Operating Valves or Cocks by Means of Floats