[go: up one dir, main page]

AU530527B2 - Gate valve with backseat - Google Patents

Gate valve with backseat

Info

Publication number
AU530527B2
AU530527B2 AU73948/81A AU7394881A AU530527B2 AU 530527 B2 AU530527 B2 AU 530527B2 AU 73948/81 A AU73948/81 A AU 73948/81A AU 7394881 A AU7394881 A AU 7394881A AU 530527 B2 AU530527 B2 AU 530527B2
Authority
AU
Australia
Prior art keywords
backseat
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.)
Ceased
Application number
AU73948/81A
Other versions
AU7394881A (en
Inventor
John Kent Mcgee
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.)
Vetco Gray LLC
Original Assignee
Combustion Engineering Inc
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 Combustion Engineering Inc filed Critical Combustion Engineering Inc
Priority to AU73948/81A priority Critical patent/AU530527B2/en
Publication of AU7394881A publication Critical patent/AU7394881A/en
Application granted granted Critical
Publication of AU530527B2 publication Critical patent/AU530527B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
    • F16K43/008—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose the main valve having a back-seat position, e.g. to service the spindle sealing
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/40—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint
    • 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
    • F16K3/184—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 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
    • F16K3/30—Details
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating 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
    • F16K41/00—Spindle sealings
    • 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
    • F16K41/00—Spindle sealings
    • F16K41/14—Spindle sealings with conical flange on the spindle which co-operates with a conical surface in the housing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
AU73948/81A 1981-08-10 1981-08-10 Gate valve with backseat Ceased AU530527B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU73948/81A AU530527B2 (en) 1981-08-10 1981-08-10 Gate valve with backseat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU73948/81A AU530527B2 (en) 1981-08-10 1981-08-10 Gate valve with backseat

Publications (2)

Publication Number Publication Date
AU7394881A AU7394881A (en) 1983-02-17
AU530527B2 true AU530527B2 (en) 1983-07-21

Family

ID=3755982

Family Applications (1)

Application Number Title Priority Date Filing Date
AU73948/81A Ceased AU530527B2 (en) 1981-08-10 1981-08-10 Gate valve with backseat

Country Status (1)

Country Link
AU (1) AU530527B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU577723B2 (en) * 1983-03-07 1988-09-29 Fmc Corporation Fire resistant gate valve
EP0355301A2 (en) * 1988-08-23 1990-02-28 Immanuel Jeschke Gate valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU577723B2 (en) * 1983-03-07 1988-09-29 Fmc Corporation Fire resistant gate valve
EP0355301A2 (en) * 1988-08-23 1990-02-28 Immanuel Jeschke Gate valve
EP0355301A3 (en) * 1988-08-23 1991-01-02 Immanuel Jeschke Gate valve

Also Published As

Publication number Publication date
AU7394881A (en) 1983-02-17

Similar Documents

Publication Publication Date Title
AU8512882A (en) Valve with suck-back feature
AU547324B2 (en) Drain valve assembly
AU526915B2 (en) Gate valve
AU544860B2 (en) Gate valve seat
AU555553B2 (en) Valve member
AU2150183A (en) Double seat valve
AU557323B2 (en) Sliding gate valve
AU547054B2 (en) Gate valve
AU5596780A (en) Gate valve
AU549969B2 (en) Valves
AU1537983A (en) Gate valve and seat therefor
AU550583B2 (en) Gate valve
AU5602780A (en) Gate valve
GB8506312D0 (en) Sliding gate valve
AU8062782A (en) Double seat valve
AU8190282A (en) Drain valve assembly
AU530527B2 (en) Gate valve with backseat
AU530606B2 (en) Gate valve
AU8524382A (en) Valves
AU551284B1 (en) Double seat valve
AU533546B2 (en) Gate valve seats
AU548142B2 (en) Pinch valve
AU552359B2 (en) Gate valve
AU8504882A (en) Valve
AU8132482A (en) Closure with cut-off valve