Pilot type two-port valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jul 12, 2001
app pub date -
Dec 18, 2000
filing date -
Jan 6, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A shaft and a piston are coupled to each other at an intermediate position of the shaft by a male screw formed on an outer periphery on a central portion of the shaft and a female screw formed on an inner periphery of a central hole of the piston, a sealant is provided between the shaft and the piston, a stopper ring is attached to the outer periphery of the shaft so as to prevent the piston from loosening, and a tip end portion and a proximal end portion extending to both sides of the pistons, respectively, of the shaft are slidably supported by respective bearings.
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Cited Art Landscape
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