NO844523L - VALVE. - Google Patents

VALVE.

Info

Publication number
NO844523L
NO844523L NO84844523A NO844523A NO844523L NO 844523 L NO844523 L NO 844523L NO 84844523 A NO84844523 A NO 84844523A NO 844523 A NO844523 A NO 844523A NO 844523 L NO844523 L NO 844523L
Authority
NO
Norway
Prior art keywords
valve
Prior art date
Application number
NO84844523A
Other languages
Norwegian (no)
Other versions
NO174017C (en
NO174017B (en
Inventor
John Benson
Original Assignee
John Benson
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 US06/551,589 external-priority patent/US4566671A/en
Application filed by John Benson filed Critical John Benson
Publication of NO844523L publication Critical patent/NO844523L/en
Publication of NO174017B publication Critical patent/NO174017B/en
Publication of NO174017C publication Critical patent/NO174017C/en

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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
    • F16K3/20—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the seats
    • F16K3/205—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the seats by means of cams
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
    • F16K3/20—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the seats
    • F16K3/207—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the seats by means of hydraulic forces
NO844523A 1983-11-14 1984-11-13 A gate valve NO174017C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/551,589 US4566671A (en) 1983-11-14 1983-11-14 Gate valve having a secondary seal
US65961484A 1984-10-11 1984-10-11

Publications (3)

Publication Number Publication Date
NO844523L true NO844523L (en) 1985-05-15
NO174017B NO174017B (en) 1993-11-22
NO174017C NO174017C (en) 1994-03-09

Family

ID=27069815

Family Applications (1)

Application Number Title Priority Date Filing Date
NO844523A NO174017C (en) 1983-11-14 1984-11-13 A gate valve

Country Status (4)

Country Link
JP (1) JP2558394B2 (en)
CA (1) CA1260908A (en)
GB (1) GB2150265B (en)
NO (1) NO174017C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4963633A (en) * 1987-12-21 1990-10-16 Hoechst Celanese Corp. Bisacrylate monomers and polymers exhibiting nonlinear optical response
CN105587879A (en) * 2016-03-14 2016-05-18 西诺威阀门控制（苏州）有限公司 Novel valve clack structure
CN108547950A (en) * 2018-01-01 2018-09-18 保集团有限公司 The bar of triangular loop seals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497177A (en) * 1967-11-02 1970-02-24 Eldon E Hulsey Seat and seal assembly for valves
US4377273A (en) * 1981-02-17 1983-03-22 John Beson Gate valve having a secondary seal

Also Published As

Publication number Publication date
JPH08170737A (en) 1996-07-02
JP2558394B2 (en) 1996-11-27
NO174017C (en) 1994-03-09
NO174017B (en) 1993-11-22
GB2150265B (en) 1988-03-16
GB2150265A (en) 1985-06-26
GB8428610D0 (en) 1984-12-19
CA1260908A (en) 1989-09-26

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees