IT1016987B - Valvola di ritegno oscillante - Google Patents

Valvola di ritegno oscillante

Info

Publication number
IT1016987B
IT1016987B IT52265/74A IT5226574A IT1016987B IT 1016987 B IT1016987 B IT 1016987B IT 52265/74 A IT52265/74 A IT 52265/74A IT 5226574 A IT5226574 A IT 5226574A IT 1016987 B IT1016987 B IT 1016987B
Authority
IT
Italy
Prior art keywords
check valve
oscillating
oscillating check
valve
check
Prior art date
Application number
IT52265/74A
Other languages
English (en)
Italian (it)
Inventor
D Graham
L Battaglia
F Buck
Original Assignee
Valve Syst Int Inc
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 Valve Syst Int Inc filed Critical Valve Syst Int Inc
Application granted granted Critical
Publication of IT1016987B publication Critical patent/IT1016987B/it

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
    • F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
    • 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
    • F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
    • F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
    • F16K15/1821—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism for check valves with a hinged or pivoted closure member
    • 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]
    • Y10T137/7898—Pivoted valves
    • Y10T137/7903—Weight biased
    • 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
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8225—Position or extent of motion indicator
    • Y10T137/8275—Indicator element rigidly carried by the movable element whose position is indicated

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Lift Valve (AREA)
IT52265/74A 1973-07-27 1974-07-25 Valvola di ritegno oscillante IT1016987B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US383096A US3875963A (en) 1973-07-27 1973-07-27 Swing check valve

Publications (1)

Publication Number Publication Date
IT1016987B true IT1016987B (it) 1977-06-20

Family

ID=23511700

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52265/74A IT1016987B (it) 1973-07-27 1974-07-25 Valvola di ritegno oscillante

Country Status (7)

Country Link
US (1) US3875963A (US20100056889A1-20100304-C00004.png)
JP (1) JPS5754672B2 (US20100056889A1-20100304-C00004.png)
CA (1) CA997251A (US20100056889A1-20100304-C00004.png)
DE (1) DE2433937C2 (US20100056889A1-20100304-C00004.png)
FR (1) FR2238880B1 (US20100056889A1-20100304-C00004.png)
GB (1) GB1442980A (US20100056889A1-20100304-C00004.png)
IT (1) IT1016987B (US20100056889A1-20100304-C00004.png)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036252A (en) * 1975-08-18 1977-07-19 Thomas Wheatley Full bore pipeline valve apparatus
JPS5350534A (en) * 1976-10-16 1978-05-09 Uiitorii Tomasu Check valve mechanism
JPS55157308A (en) * 1979-05-25 1980-12-08 Hitachi Ltd Removing apparatus for foreign matter
US4281680A (en) * 1979-08-17 1981-08-04 Grove Valve And Regulator Company Swing check valve construction
JPS61160271U (US20100056889A1-20100304-C00004.png) * 1985-03-28 1986-10-04
JPS6336662U (US20100056889A1-20100304-C00004.png) * 1986-08-27 1988-03-09
US4871514A (en) * 1987-11-09 1989-10-03 Mobil Oil Corporation Flapper valve
FR2630183B1 (fr) * 1988-04-18 1990-09-07 Abg Semca Vanne a ouverture automatique et aeronef comportant une telle vanne
FR2632044B1 (fr) * 1988-05-27 1990-12-14 Abg Semca Vanne a ouverture autonome et aeronef comportant une telle vanne
US5010919A (en) * 1990-02-23 1991-04-30 Tom Wheatley Valve Co. Subsea barrier valve
US5178185A (en) * 1991-03-06 1993-01-12 Hydra-Shield Manufacturing Inc. Suction inlet valve for fire truck pumpers
US6164324A (en) * 1999-09-23 2000-12-26 Edward Vogt Valve Company Adjustable quick closing disk check value with flow indicator
US7108010B2 (en) * 2003-09-26 2006-09-19 Smith & Loveless, Inc. Check valve position detector
DE102009016615A1 (de) * 2009-04-08 2010-12-30 Manibs Spezialarmaturen Gmbh Vorrichtung zum Absperren von Rohren für strömende Medien
JP2011256940A (ja) * 2010-06-09 2011-12-22 Kurimoto Ltd 逆止弁
BE1024421B1 (nl) * 2016-07-20 2018-02-20 Atlas Copco Airpower Naamloze Vennootschap Terugslagklepassemblage
AU2017330468B2 (en) 2016-09-26 2021-09-30 Fluid Handling Llc Contoured check valve disc for low cracking pressure
US11098821B1 (en) * 2019-10-10 2021-08-24 Cantex International, Inc. Flapper valve
US11261979B2 (en) * 2020-02-15 2022-03-01 Fmc Technologies, Inc. Check valve pivot pin retainer seal
CN117570226B (zh) * 2024-01-16 2024-03-19 佛山三水北控水质处理有限公司 一种无阻止回阀

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1577637A (en) * 1924-11-13 1926-03-23 Samuel L Marsh Backflow check
US2293199A (en) * 1938-08-31 1942-08-18 Newton F Foner Valve
US2864401A (en) * 1955-08-15 1958-12-16 Edward Valves Inc Valve structure
US3038494A (en) * 1960-02-19 1962-06-12 Acf Ind Inc Swing check valve
US3106220A (en) * 1961-09-13 1963-10-08 Atwood & Morrill Co Inc Check valve, with dashpot
US3191619A (en) * 1962-09-18 1965-06-29 Cameron Iron Works Inc Check valve having movably mounted head and seat
US3358709A (en) * 1963-12-06 1967-12-19 Frank Wheatley Ind Inc Check valves
US3522929A (en) * 1968-01-04 1970-08-04 Westinghouse Electric Corp Valve for controlling elastic fluid
US3687155A (en) * 1970-03-05 1972-08-29 Wheatley Co Charles Check valve
US3720225A (en) * 1971-03-08 1973-03-13 T Wheatley Full opening wafer valve
US3726308A (en) * 1971-12-09 1973-04-10 Hale Fire Pump Co Suction check valve for pumps

Also Published As

Publication number Publication date
CA997251A (en) 1976-09-21
GB1442980A (en) 1976-07-21
JPS5049734A (US20100056889A1-20100304-C00004.png) 1975-05-02
FR2238880A1 (US20100056889A1-20100304-C00004.png) 1975-02-21
DE2433937C2 (de) 1982-04-22
JPS5754672B2 (US20100056889A1-20100304-C00004.png) 1982-11-19
DE2433937A1 (de) 1975-02-13
US3875963A (en) 1975-04-08
FR2238880B1 (US20100056889A1-20100304-C00004.png) 1982-10-29

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