GB1221515A - Improvements in or relating to gate valves - Google Patents

Improvements in or relating to gate valves

Info

Publication number
GB1221515A
GB1221515A GB938469A GB938469A GB1221515A GB 1221515 A GB1221515 A GB 1221515A GB 938469 A GB938469 A GB 938469A GB 938469 A GB938469 A GB 938469A GB 1221515 A GB1221515 A GB 1221515A
Authority
GB
United Kingdom
Prior art keywords
seat
feb
pins
disc
rotated
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
GB938469A
Other languages
English (en)
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.)
Saint Gobain SEVA SA
Original Assignee
Societe dEtudes Verrieres Appliquees
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 Societe dEtudes Verrieres Appliquees filed Critical Societe dEtudes Verrieres Appliquees
Publication of GB1221515A publication Critical patent/GB1221515A/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
    • F16K3/0254—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 being operated by particular means
    • 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
    • F16K3/18—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 closure members
    • 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
    • F16K3/18—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 closure members
    • F16K3/188—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 closure members by means of hydraulic forces

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
  • Lift Valve (AREA)
  • Mechanically-Actuated Valves (AREA)
GB938469A 1968-02-22 1969-02-21 Improvements in or relating to gate valves Expired GB1221515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR78003467 1968-02-22

Publications (1)

Publication Number Publication Date
GB1221515A true GB1221515A (en) 1971-02-03

Family

ID=9696240

Family Applications (1)

Application Number Title Priority Date Filing Date
GB938469A Expired GB1221515A (en) 1968-02-22 1969-02-21 Improvements in or relating to gate valves

Country Status (8)

Country Link
BE (1) BE728090A (es)
CH (1) CH518472A (es)
DE (1) DE1908874A1 (es)
ES (1) ES363803A1 (es)
FR (1) FR1566417A (es)
GB (1) GB1221515A (es)
LU (1) LU57991A1 (es)
NL (1) NL6902719A (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11067177B2 (en) * 2013-05-31 2021-07-20 Dayco Ip Holdings, Llc Sprung gate valves movable by an actuator
CN113217647A (zh) * 2021-04-15 2021-08-06 西派集团有限公司 一种低逸散性超高压平板阀

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH692821A5 (de) 1998-02-04 2002-11-15 Unaxis Trading Ag Vakuumventilplatte und Vakuumkammeranordnung mit einer solchen.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11067177B2 (en) * 2013-05-31 2021-07-20 Dayco Ip Holdings, Llc Sprung gate valves movable by an actuator
CN113217647A (zh) * 2021-04-15 2021-08-06 西派集团有限公司 一种低逸散性超高压平板阀

Also Published As

Publication number Publication date
FR1566417A (es) 1969-05-09
LU57991A1 (es) 1969-05-22
BE728090A (es) 1969-07-16
DE1908874A1 (de) 1969-09-25
CH518472A (fr) 1972-01-31
NL6902719A (es) 1969-08-26
ES363803A1 (es) 1970-12-16

Similar Documents

Publication Publication Date Title
US2847182A (en) Valve structure
US2839074A (en) Valves
US2870987A (en) Gate valve and sealing means therefor
US2777664A (en) Valve construction
GB1346123A (en) Ball valve for fluid control
GB1449577A (en) Valves having a stem seal
GB1279265A (en) Ultra high vacuum fluid control valve
US3463447A (en) Valve structure with protected resilient seals
GB1319529A (en) Fluid flow control valves
US3406943A (en) Rotary valve device with coacting camming surfaces
US3533597A (en) Floating seal ball valve
GB1221515A (en) Improvements in or relating to gate valves
US3051434A (en) Back seating for valve stems
US4326697A (en) Valves with non-lubricated plug
GB1049764A (en) Plug valve for fluid flow control
GB1256585A (es)
FR1597978A (es)
GB1509550A (en) Stem connection for gate valves
US3428292A (en) Unstressed seats for between flange valves
US3367624A (en) Valve for use between ring-joint flanges
US3179372A (en) Gate valve
US3795384A (en) Valve with axially movable valving tube and laterally movable valving wall
GB1501936A (en) Valves
US3405910A (en) Valves having differential area seals therein
US3698686A (en) Butterfly type fluid control valves