F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 25/00 (2006.01) F16K 29/00 (2006.01) F16K 41/10 (2006.01)
Patent
CA 2061777
A fluid controller comprising a valve element and a valve stem rotatably attached at its lower end to the upper end of the valve element, the valve element being movable upward or downward by rotating the valve stem to move the valve stem upward or down- ward. The valve element is brought into contact with and seated in a valve seat to close a fluid channel by being moved downward. The element is brought out of contact with the valve seat to open the fluid channel by being moved upward. The controller has an elastic member for biasing the valve element upward to press the element against the valve stem with a predetermined force in the vicinity of the seated position where the valve element is in contact with the valve seat.
Kojima Tetsuya
Tanikawa Tsuyoshi
Fetherstonhaugh & Co.
Fujikin Incorporated
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