GB2150265B - Gate valves - Google Patents

Gate valves

Info

Publication number
GB2150265B
GB2150265B GB08428610A GB8428610A GB2150265B GB 2150265 B GB2150265 B GB 2150265B GB 08428610 A GB08428610 A GB 08428610A GB 8428610 A GB8428610 A GB 8428610A GB 2150265 B GB2150265 B GB 2150265B
Authority
GB
United Kingdom
Prior art keywords
gate valves
valves
gate
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
Application number
GB08428610A
Other languages
English (en)
Other versions
GB2150265A (en
GB8428610D0 (en
Inventor
John Beson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8428610D0 publication Critical patent/GB8428610D0/en
Publication of GB2150265A publication Critical patent/GB2150265A/en
Application granted granted Critical
Publication of GB2150265B publication Critical patent/GB2150265B/en
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
  • Magnetically Actuated Valves (AREA)
  • Electronic Switches (AREA)
  • Valve Device For Special Equipments (AREA)
GB08428610A 1983-11-14 1984-11-13 Gate valves Expired GB2150265B (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
GB8428610D0 GB8428610D0 (en) 1984-12-19
GB2150265A GB2150265A (en) 1985-06-26
GB2150265B true GB2150265B (en) 1988-03-16

Family

ID=27069815

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08428610A Expired GB2150265B (en) 1983-11-14 1984-11-13 Gate valves

Country Status (4)

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

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 (zh) * 2016-03-14 2016-05-18 西诺威阀门控制（苏州）有限公司 新型阀瓣结构
CN108547950A (zh) * 2018-01-01 2018-09-18 保集团有限公司 三角形环的杆密封

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
NO174017B (no) 1993-11-22
NO174017C (no) 1994-03-09
GB2150265A (en) 1985-06-26
CA1260908A (en) 1989-09-26
JP2558394B2 (ja) 1996-11-27
JPH08170737A (ja) 1996-07-02
GB8428610D0 (en) 1984-12-19
NO844523L (no) 1985-05-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20041112