NO130493B - - Google Patents

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Publication number
NO130493B
NO130493B NO114570A NO114570A NO130493B NO 130493 B NO130493 B NO 130493B NO 114570 A NO114570 A NO 114570A NO 114570 A NO114570 A NO 114570A NO 130493 B NO130493 B NO 130493B
Authority
NO
Norway
Prior art keywords
flap
main flap
main
auxiliary
valve
Prior art date
Application number
NO114570A
Other languages
English (en)
Norwegian (no)
Other versions
NO130493C (enrdf_load_stackoverflow
Inventor
G Kalliola
Original Assignee
Satakunnan Valu Ky Mikkola
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 Satakunnan Valu Ky Mikkola filed Critical Satakunnan Valu Ky Mikkola
Publication of NO130493B publication Critical patent/NO130493B/no
Publication of NO130493C publication Critical patent/NO130493C/no

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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
    • F16K39/028—Devices for relieving the pressure on the sealing faces for lift valves with pivoted closure members, e.g. butterfly valves
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
    • F16K1/2007—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member specially adapted operating means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Safety Valves (AREA)
NO114570A 1969-03-28 1970-03-25 NO130493C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI90669 1969-03-28

Publications (2)

Publication Number Publication Date
NO130493B true NO130493B (enrdf_load_stackoverflow) 1974-09-09
NO130493C NO130493C (enrdf_load_stackoverflow) 1974-12-18

Family

ID=8504815

Family Applications (1)

Application Number Title Priority Date Filing Date
NO114570A NO130493C (enrdf_load_stackoverflow) 1969-03-28 1970-03-25

Country Status (3)

Country Link
DE (1) DE2015065A1 (enrdf_load_stackoverflow)
GB (1) GB1289586A (enrdf_load_stackoverflow)
NO (1) NO130493C (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3804124A (en) * 1972-10-12 1974-04-16 Bloom Eng Co Inc Three lever valve with relief port
US4308894A (en) * 1980-01-15 1982-01-05 Carpentier Urgel R Dust trap and valve with auxiliary pressure equalizing valve
US4475599A (en) * 1981-05-01 1984-10-09 Baker International Corporation Valve for subterranean wells
US4478286A (en) * 1983-02-14 1984-10-23 Baker Oil Tools, Inc. Equalizing valve for subterranean wells
US5220944A (en) * 1992-07-14 1993-06-22 Ford Motor Company Dual blend door assembly
FR2725004B1 (fr) * 1994-09-23 1997-01-03 Robinetterie Ind Snri Sa Soc N Clapet a battant rotatif
JP6349132B2 (ja) * 2014-04-09 2018-06-27 株式会社タブチ 遮断弁
CN109372998A (zh) * 2018-12-27 2019-02-22 安徽新宁能源科技有限公司 一种低阻力损失速关阀及其使用方法
DE102019129356A1 (de) * 2019-10-30 2021-05-06 Faurecia Emissions Control Technologies, Germany Gmbh Ventilklappenbaugruppe, Ventilanordnung, Abgasanlage und Fahrzeug
CN113251159B (zh) * 2021-05-26 2023-08-22 天津市中核科技实业有限公司 一种截止阀

Also Published As

Publication number Publication date
DE2015065A1 (de) 1970-10-15
GB1289586A (enrdf_load_stackoverflow) 1972-09-20
NO130493C (enrdf_load_stackoverflow) 1974-12-18

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