CA1146142A - Garniture d'etancheite - Google Patents

Garniture d'etancheite

Info

Publication number
CA1146142A
CA1146142A CA000373210A CA373210A CA1146142A CA 1146142 A CA1146142 A CA 1146142A CA 000373210 A CA000373210 A CA 000373210A CA 373210 A CA373210 A CA 373210A CA 1146142 A CA1146142 A CA 1146142A
Authority
CA
Canada
Prior art keywords
valve
passage
recess
sealing means
valve body
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
CA000373210A
Other languages
English (en)
Inventor
Vytautas K. Maciulaitis
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.)
Crane Co
Original Assignee
Crane Co
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 Crane Co filed Critical Crane Co
Application granted granted Critical
Publication of CA1146142A publication Critical patent/CA1146142A/fr
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
    • F16K1/16—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 with pivoted closure-members
    • F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/228—Movable sealing bodies
    • F16K1/2285—Movable sealing bodies the movement being caused by the flowing medium
    • 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
    • F16K1/16—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 with pivoted closure-members
    • F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
    • F16K1/2266—Shaping or arrangements of the sealing the sealing being arranged on the valve seat and being forced into sealing contact with the valve member by a spring or a spring-like member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
CA000373210A 1980-03-18 1981-03-17 Garniture d'etancheite Expired CA1146142A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13133080A 1980-03-18 1980-03-18
US131,330 1980-03-18

Publications (1)

Publication Number Publication Date
CA1146142A true CA1146142A (fr) 1983-05-10

Family

ID=22448961

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000373210A Expired CA1146142A (fr) 1980-03-18 1981-03-17 Garniture d'etancheite

Country Status (2)

Country Link
CA (1) CA1146142A (fr)
GB (1) GB2071820B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121513B (en) * 1982-06-08 1985-11-27 Crane Co Seal assembly
FR2529634A1 (fr) * 1982-07-05 1984-01-06 Crane Co Dispositif d'etancheite pour vanne bidirectionnelle et vanne utilisant un tel dispositif
FR2533655B1 (fr) * 1982-09-29 1986-08-29 Gachot Jean Dispositif d'etancheite pour vanne-papillon
JPH01188772A (ja) * 1988-01-21 1989-07-28 Akira Oshima バタフライ弁の正逆両圧シール装置
US20220163128A1 (en) * 2020-11-20 2022-05-26 Bray International, Inc. Butterfly valve seat and valve seat cavity

Also Published As

Publication number Publication date
GB2071820B (en) 1983-07-06
GB2071820A (en) 1981-09-23

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Legal Events

Date Code Title Description
MKEX Expiry