Title:
RELIEF VALVE
Document Type and Number:
WIPO Patent Application WO/2018/025712
Kind Code:
A1
Abstract:
This relief valve has: a valve housing (1) with an inlet port (13) into which a fluid is introduced, a valve-sliding path (3) extending from the inlet port (13), and escape ports (15) provided in wall surface of the valve-sliding path (3); a valve piston (21), which is housed in the valve-sliding path (3) so as to be biased toward the inlet port and to slide freely and which is for opening and closing the escape ports (15); and a valve stopper (37), which is provided in the inlet port (13) so as to cross the end face of the valve piston (21) in a slender manner, blocks the biased valve piston (21) and disposes the valve piston (21) in a position that closes the escape ports (15).
Inventors:
NAIKI TAKEHIKO (JP)
SHICHI MAKOTO (JP)
KUDO TAKESHI (JP)
SHICHI MAKOTO (JP)
KUDO TAKESHI (JP)
Application Number:
PCT/JP2017/026986
Publication Date:
February 08, 2018
Filing Date:
July 26, 2017
Export Citation:
Assignee:
MIKUNI KOGYO KK (JP)
International Classes:
F16K17/04
Foreign References:
| JPS5050104U | 1975-05-16 | |||
| JPS5423332U | 1979-02-15 |
Attorney, Agent or Firm:
NAGATO, Kanji (JP)
Download PDF:
Previous Patent: MACHINE TOOL BED
Next Patent: GAS CONTROL SYSTEM AND FILM FORMATION DEVICE PROVIDED WITH GAS CONTROL SYSTEM
Next Patent: GAS CONTROL SYSTEM AND FILM FORMATION DEVICE PROVIDED WITH GAS CONTROL SYSTEM