GB1321871A - Non-return valves - Google Patents

Non-return valves

Info

Publication number
GB1321871A
GB1321871A GB2579370A GB1321871DA GB1321871A GB 1321871 A GB1321871 A GB 1321871A GB 2579370 A GB2579370 A GB 2579370A GB 1321871D A GB1321871D A GB 1321871DA GB 1321871 A GB1321871 A GB 1321871A
Authority
GB
United Kingdom
Prior art keywords
housing parts
retained
ball
return valves
valves
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
GB2579370A
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.)
TAREKDALE Ltd
Original Assignee
TAREKDALE 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 TAREKDALE Ltd filed Critical TAREKDALE Ltd
Publication of GB1321871A publication Critical patent/GB1321871A/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
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/04—Check valves with guided rigid valve members shaped as balls

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Supports For Pipes And Cables (AREA)
  • Multiple-Way Valves (AREA)

Abstract

1321871 Valves TAREKDALE Ltd 19 Nov 1970 [28 May 1970] 25793/70 Heading F2V A non-return valve for insertion in a vertical cold water supply pipe consists of a loose ball d and aligned housing parts a, a1 joined by looking nut k, the ball co-operating with conical seat g and being retained by grid e which may alternatively be separate from the housing parts and be retained by ring k. The housing parts are suitably of transparent polyethylene.
GB2579370A 1970-05-28 1970-05-28 Non-return valves Expired GB1321871A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2579370 1970-05-28

Publications (1)

Publication Number Publication Date
GB1321871A true GB1321871A (en) 1973-07-04

Family

ID=10233405

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2579370A Expired GB1321871A (en) 1970-05-28 1970-05-28 Non-return valves

Country Status (5)

Country Link
DE (1) DE2125998A1 (en)
ES (1) ES197185Y (en)
GB (1) GB1321871A (en)
MT (1) MTP693B (en)
ZA (1) ZA713341B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2950970A1 (en) * 1979-12-18 1981-06-25 Siemens AG, 1000 Berlin und 8000 München INTERCHANGEABLE MOUTHPIECE FOR BREATH TESTING DEVICES

Also Published As

Publication number Publication date
ES197185Y (en) 1975-09-01
DE2125998A1 (en) 1971-12-23
ES197185U (en) 1975-04-01
ZA713341B (en) 1972-01-26
MTP693B (en) 1972-06-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee