FR1378493A - Hermetic seal for valves - Google Patents

Hermetic seal for valves

Info

Publication number
FR1378493A
FR1378493A FR957784A FR957784A FR1378493A FR 1378493 A FR1378493 A FR 1378493A FR 957784 A FR957784 A FR 957784A FR 957784 A FR957784 A FR 957784A FR 1378493 A FR1378493 A FR 1378493A
Authority
FR
France
Prior art keywords
valves
hermetic seal
hermetic
seal
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
FR957784A
Other languages
French (fr)
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.)
BBC Brown Boveri AG Switzerland
BBC Brown Boveri France SA
Original Assignee
BBC Brown Boveri AG Switzerland
BBC Brown Boveri France SA
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 BBC Brown Boveri AG Switzerland, BBC Brown Boveri France SA filed Critical BBC Brown Boveri AG Switzerland
Priority to FR957784A priority Critical patent/FR1378493A/en
Application granted granted Critical
Publication of FR1378493A publication Critical patent/FR1378493A/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
    • 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
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/42—Valve seats
FR957784A 1963-12-19 1963-12-19 Hermetic seal for valves Expired FR1378493A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR957784A FR1378493A (en) 1963-12-19 1963-12-19 Hermetic seal for valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR957784A FR1378493A (en) 1963-12-19 1963-12-19 Hermetic seal for valves

Publications (1)

Publication Number Publication Date
FR1378493A true FR1378493A (en) 1964-11-13

Family

ID=8819257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR957784A Expired FR1378493A (en) 1963-12-19 1963-12-19 Hermetic seal for valves

Country Status (1)

Country Link
FR (1) FR1378493A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2449241A1 (en) * 1979-02-15 1980-09-12 Corre Henri Le Ring seal for fire activated ventilation duct flap valve - has compressible core elastomeric coating forming flap seat at closure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2449241A1 (en) * 1979-02-15 1980-09-12 Corre Henri Le Ring seal for fire activated ventilation duct flap valve - has compressible core elastomeric coating forming flap seat at closure

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