CA1270721A - Pressure reducing valve - Google Patents

Pressure reducing valve

Info

Publication number
CA1270721A
CA1270721A CA000497564A CA497564A CA1270721A CA 1270721 A CA1270721 A CA 1270721A CA 000497564 A CA000497564 A CA 000497564A CA 497564 A CA497564 A CA 497564A CA 1270721 A CA1270721 A CA 1270721A
Authority
CA
Canada
Prior art keywords
valve
intermediate portion
pilot
pressure reducing
piston
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA000497564A
Other languages
English (en)
French (fr)
Inventor
Takeshi Yokoyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TLV Co Ltd
Original Assignee
TLV Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP1984190706U external-priority patent/JPH0726733Y2/ja
Priority claimed from JP1985139846U external-priority patent/JPH0454498Y2/ja
Application filed by TLV Co Ltd filed Critical TLV Co Ltd
Application granted granted Critical
Publication of CA1270721A publication Critical patent/CA1270721A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K25/00Details relating to contact between valve members and seats
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J9/00Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/28Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction of non-metals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K39/00Devices for relieving the pressure on the sealing faces
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00Control of fluid pressure
    • G05D16/02Modifications to reduce the effects of instability, e.g. due to vibrations, friction, abnormal temperature, overloading or imbalance
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00Control of fluid pressure
    • G05D16/04Control of fluid pressure without auxiliary power
    • G05D16/10Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
    • G05D16/107Control of fluid pressure without auxiliary power the sensing element being a piston or plunger with a spring-loaded piston in combination with a spring-loaded slideable obturator that move together over range of motion during normal operation
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00Control of fluid pressure
    • G05D16/14Control of fluid pressure with auxiliary non-electric power
    • G05D16/16Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
    • G05D16/166Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using pistons within the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Driven Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Safety Valves (AREA)
  • Details Of Valves (AREA)
  • Gas Separation By Absorption (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Earth Drilling (AREA)
CA000497564A 1984-12-14 1985-12-13 Pressure reducing valve Expired - Lifetime CA1270721A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP59-190706 1984-12-14
JP1984190706U JPH0726733Y2 (ja) 1984-12-14 1984-12-14 減圧弁
JP60-139846 1985-09-11
JP1985139846U JPH0454498Y2 (ko) 1985-09-11 1985-09-11

Publications (1)

Publication Number Publication Date
CA1270721A true CA1270721A (en) 1990-06-26

Family

ID=26472546

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000497564A Expired - Lifetime CA1270721A (en) 1984-12-14 1985-12-13 Pressure reducing valve

Country Status (24)

Country Link
KR (1) KR920006359Y1 (ko)
CN (1) CN1004024B (ko)
AT (1) AT392546B (ko)
AU (1) AU5047785A (ko)
BE (1) BE903840A (ko)
BR (1) BR8506254A (ko)
CA (1) CA1270721A (ko)
CH (1) CH668628A5 (ko)
DE (1) DE3544177A1 (ko)
DK (1) DK166470B1 (ko)
ES (1) ES8700403A1 (ko)
FI (1) FI79395C (ko)
FR (1) FR2574896B1 (ko)
GB (1) GB2168504B (ko)
GR (1) GR853007B (ko)
IT (2) IT8554189V0 (ko)
LU (1) LU86199A1 (ko)
MX (1) MX161859A (ko)
NL (1) NL188712C (ko)
NO (1) NO159554C (ko)
NZ (1) NZ214483A (ko)
PH (1) PH23609A (ko)
PT (1) PT81635B (ko)
SE (1) SE461933B (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE452643B (sv) * 1985-07-01 1987-12-07 Forsheda Ab Vridkolv for reglering av materialflode till ett sprutmunstycke
CN1005588B (zh) * 1985-10-30 1989-10-25 Tlv有限公司 减压阀
JPS6331415U (ko) * 1986-08-12 1988-03-01
ES2204226B1 (es) * 2001-04-16 2005-07-16 Hidroconta, S.A. Piloto de gobierno de valvulas con cierre de membrana o a piston.
DE102005024709A1 (de) * 2005-05-30 2006-12-21 Robert Bosch Gmbh Druckregelventileinrichtung
JP5475716B2 (ja) * 2011-04-27 2014-04-16 株式会社コガネイ 内部パイロット式減圧弁
CN103430118B (zh) * 2011-05-17 2016-01-13 株式会社小金井 先导式减压阀
CN103644307A (zh) * 2013-12-07 2014-03-19 四川锦宇化机有限公司 高温高压减温减压阀
CN103697207A (zh) * 2013-12-27 2014-04-02 李潘宝 一种先导式调压阀

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE125906C (ko) *
GB622556A (en) * 1947-03-26 1949-05-04 British Oxygen Co Ltd Improvements in or relating to pressure reducing valves
DE898238C (de) * 1951-09-14 1953-11-30 Philips Nv Heissgaskolbenmaschine
GB1020332A (en) * 1962-04-14 1966-02-16 Yazaki Meter Co Ltd A flow meter for propane or the like gas with a safety device combined therewith
BE651009A (ko) * 1963-07-27
US3348573A (en) * 1965-04-19 1967-10-24 Grove Valve & Regulator Co Fluid pressure regulator having a guided pressure responsive member
CA884121A (en) * 1968-08-02 1971-10-26 Texaco Canada Limited Safety valve
CA922752A (en) * 1969-05-22 1973-03-13 Sievenpiper Ward Seal ring
IT979247B (it) * 1972-07-12 1974-09-30 Ato Inc Sistema di tenuta ad anelli per pistone
US4206930A (en) * 1977-05-31 1980-06-10 Chemprene, Inc. Circumferentially compressed piston ring assembly and method
US4522230A (en) * 1983-02-23 1985-06-11 Rockwell International Corporation Orifice plate seal ring for controlled closure check valve
NZ209289A (en) * 1983-10-27 1987-03-31 Tlv Co Ltd Gas pressure reducing valve with liquid separator

Also Published As

Publication number Publication date
GB8528556D0 (en) 1985-12-24
PT81635B (pt) 1987-09-18
IT8554189V0 (it) 1985-12-10
ATA359585A (de) 1990-09-15
SE8505883L (sv) 1986-06-15
DE3544177A1 (de) 1986-06-26
NL188712C (nl) 1992-09-01
IT1215168B (it) 1990-01-31
FR2574896A1 (fr) 1986-06-20
MX161859A (es) 1991-01-30
CN85108998A (zh) 1986-06-10
FI854841A (fi) 1986-06-15
GR853007B (ko) 1986-04-11
PT81635A (en) 1986-01-02
GB2168504B (en) 1988-09-07
ES8700403A1 (es) 1986-10-01
NO855032L (no) 1986-06-16
FR2574896B1 (fr) 1989-06-30
SE8505883D0 (sv) 1985-12-12
DK577985A (da) 1986-06-15
NO159554C (no) 1989-01-11
BE903840A (fr) 1986-04-01
NL188712B (nl) 1992-04-01
KR860008074U (ko) 1986-07-21
LU86199A1 (fr) 1986-04-14
NZ214483A (en) 1987-11-27
AU5047785A (en) 1986-06-19
FI79395C (fi) 1989-12-11
FI854841A0 (fi) 1985-12-09
GB2168504A (en) 1986-06-18
NO159554B (no) 1988-10-03
KR920006359Y1 (ko) 1992-09-17
SE461933B (sv) 1990-04-09
DK166470B1 (da) 1993-05-24
IT8568032A0 (it) 1985-12-10
FI79395B (fi) 1989-08-31
CN1004024B (zh) 1989-04-26
CH668628A5 (de) 1989-01-13
PH23609A (en) 1989-09-11
AT392546B (de) 1991-04-25
NL8503446A (nl) 1986-07-01
ES549898A0 (es) 1986-10-01
DE3544177C2 (ko) 1989-07-27
BR8506254A (pt) 1986-08-26
DK577985D0 (da) 1985-12-13

Similar Documents

Publication Publication Date Title
US6851440B2 (en) Method of mixing fluids using a valve
US6263905B1 (en) Automatic regulating valve apparatus
CA1270721A (en) Pressure reducing valve
US4552172A (en) Pressure-limiting hydraulic valve
US4750334A (en) Balanced thermostatic expansion valve for refrigeration systems
KR100320083B1 (ko) 개선된자동재순환밸브
US3620501A (en) Nonchattering pressure relief valve
US4254634A (en) Control valve to be employed for refrigerator and air conditioner
US4586655A (en) Steam trap with thermal control element and method of assembling said trap
CA1294513C (en) Piston structure of pressure reducing valve
JPS62103717A (ja) 減圧弁
JPH0454498Y2 (ko)
US4332275A (en) Precision flow control device
JPH0449696Y2 (ko)
JPS62163123A (ja) 減圧弁
JPH0520943Y2 (ko)
GB2157810A (en) Fluid control valve
JPH0449695Y2 (ko)
JPH0731291Y2 (ja) 減圧弁
JPS62163124A (ja) 減圧弁
JPH0250709A (ja) 減圧弁の主弁構造
JP2565725B2 (ja) 減圧弁
JPH0436406B2 (ko)
JPH0738138B2 (ja) 減圧弁
JPH0635548A (ja) 圧力制御弁装置

Legal Events

Date Code Title Description
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121205