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AU523577B2 - Flow cutoff device - Google Patents
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AU523577B2 - Flow cutoff device - Google Patents

Flow cutoff device

Info

Publication number
AU523577B2
AU523577B2 AU42156/78A AU4215678A AU523577B2 AU 523577 B2 AU523577 B2 AU 523577B2 AU 42156/78 A AU42156/78 A AU 42156/78A AU 4215678 A AU4215678 A AU 4215678A AU 523577 B2 AU523577 B2 AU 523577B2
Authority
AU
Australia
Prior art keywords
cutoff device
flow cutoff
flow
cutoff
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
AU42156/78A
Other versions
AU4215678A (en
Inventor
KUAN SHIU and LEUNG WING KWONG CHAN
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.)
Shiu Ck And Kwong Lw
Original Assignee
Shiu Ck And Kwong Lw
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 Shiu Ck And Kwong Lw filed Critical Shiu Ck And Kwong Lw
Priority to AU42156/78A priority Critical patent/AU523577B2/en
Publication of AU4215678A publication Critical patent/AU4215678A/en
Application granted granted Critical
Publication of AU523577B2 publication Critical patent/AU523577B2/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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
    • F16K17/285—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only the cutting-off member being a ball
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • F16K5/12—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
AU42156/78A 1978-12-04 1978-12-04 Flow cutoff device Expired AU523577B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU42156/78A AU523577B2 (en) 1978-12-04 1978-12-04 Flow cutoff device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU42156/78A AU523577B2 (en) 1978-12-04 1978-12-04 Flow cutoff device

Publications (2)

Publication Number Publication Date
AU4215678A AU4215678A (en) 1980-06-12
AU523577B2 true AU523577B2 (en) 1982-08-05

Family

ID=3729434

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42156/78A Expired AU523577B2 (en) 1978-12-04 1978-12-04 Flow cutoff device

Country Status (1)

Country Link
AU (1) AU523577B2 (en)

Also Published As

Publication number Publication date
AU4215678A (en) 1980-06-12

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