Document Type and Number:
Japanese Patent JPS4899728
Kind Code:
A
Abstract:
A fluid valve comprising first and second interior chambers, a valve bore extending between the chambers, an exit port in a wall of the first chamber generally opposite the valve bore, a piston including a first portion slidably within the valve bore and, a second portion extending from the first portion to the exit port mounted for movement between a first position wherein the second portion overlies the exit port and a second position wherein the second portion is spaced from the exit port, the piston including also a bore extending therethrough and the first and second portions being of different cross-sectional areas, and a fixed balance pin extending from within the piston bore into the second chamber, the piston being slidable on the pin.
Application Number:
JP2381073A
Publication Date:
December 17, 1973
Filing Date:
March 01, 1973
Export Citation:
International Classes:
F15B11/05; F15B13/04; G05D16/10; (IPC1-7): G05D7/00