DE3762915D1 - Rueckschlagventil, insbesondere fuer fluessigkeit fuehrende leitungen. - Google Patents

Rueckschlagventil, insbesondere fuer fluessigkeit fuehrende leitungen.

Info

Publication number
DE3762915D1
DE3762915D1 DE8787101575T DE3762915T DE3762915D1 DE 3762915 D1 DE3762915 D1 DE 3762915D1 DE 8787101575 T DE8787101575 T DE 8787101575T DE 3762915 T DE3762915 T DE 3762915T DE 3762915 D1 DE3762915 D1 DE 3762915D1
Authority
DE
Germany
Prior art keywords
check valve
particular leading
leading pipes
pipes
check
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 - Fee Related
Application number
DE8787101575T
Other languages
English (en)
Inventor
Giovanni Mancassola
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.)
MONDEO Srl
Original Assignee
MONDEO Srl
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 IT8641523A external-priority patent/IT1214361B/it
Priority claimed from IT3074286U external-priority patent/IT209696Z2/it
Application filed by MONDEO Srl filed Critical MONDEO Srl
Application granted granted Critical
Publication of DE3762915D1 publication Critical patent/DE3762915D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • 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
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • 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]
    • Y10T137/7866—Plural seating
    • Y10T137/7867—Sequential
    • Y10T137/7868—Resilient gasket
    • 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]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased
    • Y10T137/7929—Spring coaxial with valve
    • Y10T137/7932—Valve stem extends through fixed spring abutment
    • Y10T137/7933—Yoke or cage-type support for valve stem

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
DE8787101575T 1986-02-13 1987-02-05 Rueckschlagventil, insbesondere fuer fluessigkeit fuehrende leitungen. Expired - Fee Related DE3762915D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8641523A IT1214361B (it) 1986-02-13 1986-02-13 Valvola di ritegno per condutture di liquidi.
IT3074286U IT209696Z2 (it) 1986-08-28 1986-08-28 Valvola di ritegno per liquidi.

Publications (1)

Publication Number Publication Date
DE3762915D1 true DE3762915D1 (de) 1990-06-28

Family

ID=26328891

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787101575T Expired - Fee Related DE3762915D1 (de) 1986-02-13 1987-02-05 Rueckschlagventil, insbesondere fuer fluessigkeit fuehrende leitungen.

Country Status (4)

Country Link
US (1) US4768549A (de)
EP (1) EP0232858B1 (de)
DE (1) DE3762915D1 (de)
DK (1) DK70187A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1257410B (it) * 1992-03-18 1996-01-15 Valter Falavegna Flussostato di controllo particolarmente per circuiti primari in impianti di riscaldamento
IT1401775B1 (it) * 2010-06-16 2013-08-02 Dalla Benetta Valvola di non ritorno
US9051932B2 (en) * 2011-08-03 2015-06-09 Artemis Intelligent Power Limited Face sealing annular valve
EP3189255B1 (de) 2014-09-01 2019-12-11 Danfoss A/S Ventil mit geschweisstem ventilgehäuse
WO2020122938A1 (en) * 2018-12-14 2020-06-18 Halliburton Energy Services, Inc. Pump valve guide for hydraulic fracturing
FR3142789A1 (fr) * 2022-12-01 2024-06-07 Valeo Systemes Thermiques Valve de contrôle pour circuit de traitement thermique

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2196107A (en) * 1937-11-05 1940-04-02 Wm Powell Company Sheet metal nozzle valve
US2594641A (en) * 1946-08-29 1952-04-29 Henry Valve Company Inc Check valve
DE850102C (de) * 1947-12-19 1952-09-22 Paul Andre Guinard Rueckschlagventil fuer Rohrleitungen
US2704547A (en) * 1951-04-05 1955-03-22 Honeywell Regulator Co Control apparatus
US2759699A (en) * 1951-12-26 1956-08-21 Phillips Petroleum Co Anti-back flow motor valve
US2869221A (en) * 1952-10-21 1959-01-20 Stabl Armaturen G M B H Method of producing valve housings
US2797704A (en) * 1953-02-04 1957-07-02 John J Mcdermott Check valve
US2942617A (en) * 1958-05-02 1960-06-28 Gilliam James Paul Slip check valve
US3378030A (en) * 1965-07-26 1968-04-16 Gen Signal Corp Valve
US3430647A (en) * 1966-06-10 1969-03-04 Turner Corp Safety valve for propane cylinders
US3506239A (en) * 1968-04-24 1970-04-14 Avm Corp Valve with sectional body structure and sealing means therefor
US3674238A (en) * 1970-08-24 1972-07-04 Ferro Mfg Corp Tubular valve and body structure
US3742983A (en) * 1970-10-30 1973-07-03 Avm Corp Valve assembly having integral body and inlet
CA998248A (en) * 1972-07-28 1976-10-12 Yushi Yamamoto Secondary air supply system for an internal combustion engine
US4194589A (en) * 1978-06-12 1980-03-25 Parr Erwin W Valve

Also Published As

Publication number Publication date
EP0232858A1 (de) 1987-08-19
EP0232858B1 (de) 1990-05-23
DK70187A (da) 1987-08-14
DK70187D0 (da) 1987-02-12
US4768549A (en) 1988-09-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee