FR1251449A - Gate valve - Google Patents

Gate valve

Info

Publication number
FR1251449A
FR1251449A FR812782A FR812782A FR1251449A FR 1251449 A FR1251449 A FR 1251449A FR 812782 A FR812782 A FR 812782A FR 812782 A FR812782 A FR 812782A FR 1251449 A FR1251449 A FR 1251449A
Authority
FR
France
Prior art keywords
gate valve
gate
valve
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
FR812782A
Other languages
French (fr)
Inventor
Rene-Louis-Gilbert Laboisse
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 filed Critical
Priority to FR812782A priority Critical patent/FR1251449A/en
Application granted granted Critical
Publication of FR1251449A publication Critical patent/FR1251449A/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
    • F16K3/207—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
FR812782A 1959-12-11 1959-12-11 Gate valve Expired FR1251449A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR812782A FR1251449A (en) 1959-12-11 1959-12-11 Gate valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR812782A FR1251449A (en) 1959-12-11 1959-12-11 Gate valve

Publications (1)

Publication Number Publication Date
FR1251449A true FR1251449A (en) 1961-01-20

Family

ID=8722464

Family Applications (1)

Application Number Title Priority Date Filing Date
FR812782A Expired FR1251449A (en) 1959-12-11 1959-12-11 Gate valve

Country Status (1)

Country Link
FR (1) FR1251449A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1214959B (en) * 1961-06-01 1966-04-21 Nordiska Armaturfab Ab Gate valve
US3565393A (en) * 1967-10-04 1971-02-23 William John Courtney Trythall Blade valves
EP0070910A1 (en) * 1979-07-23 1983-02-09 Allis-Chalmers Corporation Valve for handling solids capable of gas-pressure-tight closure against a gas pressure differential

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1214959B (en) * 1961-06-01 1966-04-21 Nordiska Armaturfab Ab Gate valve
US3565393A (en) * 1967-10-04 1971-02-23 William John Courtney Trythall Blade valves
EP0070910A1 (en) * 1979-07-23 1983-02-09 Allis-Chalmers Corporation Valve for handling solids capable of gas-pressure-tight closure against a gas pressure differential

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