GB646748A - Improvements in or relating to automatic valves - Google Patents

Improvements in or relating to automatic valves

Info

Publication number
GB646748A
GB646748A GB1228448A GB1228448A GB646748A GB 646748 A GB646748 A GB 646748A GB 1228448 A GB1228448 A GB 1228448A GB 1228448 A GB1228448 A GB 1228448A GB 646748 A GB646748 A GB 646748A
Authority
GB
United Kingdom
Prior art keywords
relating
automatic valves
valves
automatic
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
GB1228448A
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.)
JOHN BERTRAM PERRETT
Trojan Ltd
Original Assignee
JOHN BERTRAM PERRETT
Trojan Ltd
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 JOHN BERTRAM PERRETT, Trojan Ltd filed Critical JOHN BERTRAM PERRETT
Priority to GB1228448A priority Critical patent/GB646748A/en
Publication of GB646748A publication Critical patent/GB646748A/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
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/141—Check valves with flexible valve members the closure elements not being fixed to the valve body
    • F16K15/142—Check valves with flexible valve members the closure elements not being fixed to the valve body the closure elements being shaped as solids of revolution, e.g. toroidal or cylindrical rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
GB1228448A 1948-05-04 1948-05-04 Improvements in or relating to automatic valves Expired GB646748A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1228448A GB646748A (en) 1948-05-04 1948-05-04 Improvements in or relating to automatic valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1228448A GB646748A (en) 1948-05-04 1948-05-04 Improvements in or relating to automatic valves

Publications (1)

Publication Number Publication Date
GB646748A true GB646748A (en) 1950-11-29

Family

ID=10001727

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228448A Expired GB646748A (en) 1948-05-04 1948-05-04 Improvements in or relating to automatic valves

Country Status (1)

Country Link
GB (1) GB646748A (en)

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