DE60321879D1 - Federbelastetes Druckentlastungsventil - Google Patents

Federbelastetes Druckentlastungsventil

Info

Publication number
DE60321879D1
DE60321879D1 DE60321879T DE60321879T DE60321879D1 DE 60321879 D1 DE60321879 D1 DE 60321879D1 DE 60321879 T DE60321879 T DE 60321879T DE 60321879 T DE60321879 T DE 60321879T DE 60321879 D1 DE60321879 D1 DE 60321879D1
Authority
DE
Germany
Prior art keywords
spring
pressure relief
relief valve
loaded pressure
main 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
DE60321879T
Other languages
English (en)
Inventor
Carlo Cavagna
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.)
Cavagna Group SpA
Original Assignee
Cavagna Group SpA
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
Application filed by Cavagna Group SpA filed Critical Cavagna Group SpA
Application granted granted Critical
Publication of DE60321879D1 publication Critical patent/DE60321879D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/598—With repair, tapping, assembly, or disassembly means
    • Y10T137/6184—Removable valve with normally disabled supplemental check valve
    • Y10T137/6188—Check valve disabled by normally movable main valve part
    • Y10T137/6191—Ball check
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/598—With repair, tapping, assembly, or disassembly means
    • Y10T137/6184—Removable valve with normally disabled supplemental check valve
    • Y10T137/6188—Check valve disabled by normally movable main valve part
    • Y10T137/6195—Spring bias
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y10T137/7766—Choked passage through main valve head
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87917—Flow path with serial valves and/or closures
    • Y10T137/88054—Direct response normally closed valve limits direction of flow

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
DE60321879T 2002-11-12 2003-11-05 Federbelastetes Druckentlastungsventil Expired - Lifetime DE60321879D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02425688 2002-11-12

Publications (1)

Publication Number Publication Date
DE60321879D1 true DE60321879D1 (de) 2008-08-14

Family

ID=32187308

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60321879T Expired - Lifetime DE60321879D1 (de) 2002-11-12 2003-11-05 Federbelastetes Druckentlastungsventil

Country Status (4)

Country Link
US (1) US7077157B2 (de)
AT (1) ATE399950T1 (de)
DE (1) DE60321879D1 (de)
MX (1) MXPA03010329A (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7431099B2 (en) * 2005-03-22 2008-10-07 Ford Global Technologies, Llc Automotive onboard fire suppression system reservoir with discharge port controlled by piloted spool valve
JP4444876B2 (ja) * 2005-04-28 2010-03-31 キヤノン株式会社 画像読取記録装置
IT1390605B1 (it) * 2008-07-08 2011-09-09 Oleostar S P A Valvola idraulica limitatrice di pressione con intervento progressivo per il controllo dei transitori dei motori idraulici
US8281804B2 (en) * 2008-07-08 2012-10-09 Fisher Controls International Llc Pressure relief valves
DK2478279T3 (da) * 2009-09-15 2013-10-14 Eric Aarestrup Soerensen Udluftningsventil til lastetanke
CN102062220B (zh) * 2010-11-05 2012-07-25 西华大学 超高压自动排气、泄压阀
CN102135185B (zh) * 2010-12-27 2012-09-12 嘉兴迈思特管件制造有限公司 用于供暖设备的测试放气接头
CN102062254B (zh) * 2010-12-27 2012-07-04 嘉兴迈思特管件制造有限公司 供暖设备管道的自动放气装置
CN102853129B (zh) * 2011-07-01 2017-10-27 艾默生过程管理调节技术公司 压强平衡流体压强调节器
MX362587B (es) * 2012-09-27 2019-01-25 Emerson Process Man Regulator Technologies Inc Dispositivos de seguridad de ciere de golpe con campo de soporte de enchufe guiado.
CN203757101U (zh) * 2012-09-27 2014-08-06 艾默生过程管理调节技术公司 紧急切断安全装置
FR2996278B1 (fr) * 2012-10-02 2014-10-31 Air Liquide Dispositif de clapet de pression residuelle, robinet et bouteille comportant un tel dispositif
WO2014203369A1 (ja) * 2013-06-20 2014-12-24 株式会社 島津製作所 圧力制御弁及びコントロールバルブ
JP6530177B2 (ja) * 2014-11-06 2019-06-12 株式会社コスメック リリーフ弁装置
WO2017046955A1 (ja) * 2015-09-18 2017-03-23 株式会社 島津製作所 圧力制御弁
LU92958B1 (en) * 2016-01-25 2017-08-07 Luxembourg Patent Co High pressure valve with telescopic piston
DE102016111937A1 (de) * 2016-06-29 2018-01-04 Kendrion (Villingen) Gmbh Ventil zum Verschließen und Öffnen eines Leitungssystems
CN106214003A (zh) * 2016-08-24 2016-12-14 王伟 一种电茶炉的上水柱
US10871237B2 (en) * 2017-09-01 2020-12-22 Oatey Co. Dual stage pressure relief valve
CN108591553A (zh) * 2018-07-17 2018-09-28 阜宁县中洲阀门有限公司 一种锻钢泄放阀
AT521494B1 (de) * 2018-07-20 2020-02-15 Anton Paar Gmbh Kappe zum Verschließen eines Probengefäßes zur Mikrowellenbehandlung
DE102018113952B4 (de) * 2018-07-30 2022-01-27 Danfoss Power Solutions Aps Hydraulische Lenkeinheit
US11885419B1 (en) 2022-07-08 2024-01-30 Ultra Flow Holdings, LLC Pressure regulating valve

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2664102A (en) * 1948-03-19 1953-12-29 Dresser Equipment Company Hydraulic pumping system and by-pass valve therefor
US2713874A (en) 1950-06-06 1955-07-26 Bastian Blessing Co Filler valves
DE1051091B (de) 1953-03-27 1959-02-19 Rheinisches Metallwerk Gmbh Ventil mit doppeltem Sitz und beidseitigen Verschlusskoerpern
US2882922A (en) * 1954-01-14 1959-04-21 Bendix Aviat Corp Pressure fluid system relief valve
US2989072A (en) 1959-04-24 1961-06-20 Fawick Corp Relief valve for high pressures
US3595263A (en) * 1968-12-26 1971-07-27 Crosby Valve & Gage Pilot actuated unbalanced piston relief valve
DE2049818A1 (de) 1970-10-10 1972-04-13 Ver Flugtechnische Werke Überdruckventil
US3987814A (en) * 1975-03-17 1976-10-26 Caterpillar Tractor Co. Flow responsive poppet relief valve
CH662870A5 (en) 1986-11-19 1987-10-30 Frutigen Hydrotechnik Ag Pilot-controlled pressure relief (control) valve
FR2671156B1 (fr) * 1990-12-28 1993-04-16 Milton Roy Dosapro Soupape de securite a tarage pilote.
DK170880B1 (da) * 1993-09-09 1996-02-26 Kosan Teknova As Gasflaskeventil
IL115586A (en) * 1995-10-12 2000-12-06 A R I Kfar Charuv Pilot operated fluid valve
DE19816463C1 (de) * 1998-04-14 1999-06-02 Siemens Ag Federbelastetes Tandem-Steuerventil

Also Published As

Publication number Publication date
US7077157B2 (en) 2006-07-18
MXPA03010329A (es) 2004-09-10
ATE399950T1 (de) 2008-07-15
US20040089347A1 (en) 2004-05-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition