Title:
LOCKING DEVICE OF VALVE AT CLOSED POSITION
Document Type and Number:
Japanese Patent JPS5540307
Kind Code:
A
Abstract:
PURPOSE:To shorten the length of the whole valve body to decrease the amplifying rate of vibration accompanied by the water flow by directly fixing the lock plate on the valve body. CONSTITUTION:The lock plate 7, which is positioned near the valve body 1 at the closed position of the valve 2, is held between the valve rod 3 and the piston rod 10, and the lock plate and the valve body 1 are directly fixed by screwing the stud bolt 8 into the screw hole made in the valve body 1 at the position corresponds to the lock plate 7. By doing so, the whole length of the valve is shortened and the amplifying rate of the vibration accompanied by the water flow from the valve can be reduced.
Inventors:
SHINOHARA MORIMICHI
TERAMOTO TETSUYA
TERAMOTO TETSUYA
Application Number:
JP11072678A
Publication Date:
March 21, 1980
Filing Date:
September 11, 1978
Export Citation:
Assignee:
HITACHI LTD
International Classes:
F16K35/02; F16K35/00; (IPC1-7): F16K35/00