GB2018955B - Valves - Google Patents

Valves

Info

Publication number
GB2018955B
GB2018955B GB7912757A GB7912757A GB2018955B GB 2018955 B GB2018955 B GB 2018955B GB 7912757 A GB7912757 A GB 7912757A GB 7912757 A GB7912757 A GB 7912757A GB 2018955 B GB2018955 B GB 2018955B
Authority
GB
United Kingdom
Prior art keywords
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
GB7912757A
Other languages
English (en)
Other versions
GB2018955A (en
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.)
Nippon Ball Valve Co Ltd
Original Assignee
Nippon Ball Valve Co 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 Nippon Ball Valve Co Ltd filed Critical Nippon Ball Valve Co Ltd
Publication of GB2018955A publication Critical patent/GB2018955A/en
Application granted granted Critical
Publication of GB2018955B publication Critical patent/GB2018955B/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
    • 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
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Lift Valve (AREA)
GB7912757A 1978-04-13 1979-04-11 Valves Expired GB2018955B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1978049670U JPS6233172Y2 (enrdf_load_stackoverflow) 1978-04-13 1978-04-13

Publications (2)

Publication Number Publication Date
GB2018955A GB2018955A (en) 1979-10-24
GB2018955B true GB2018955B (en) 1982-06-03

Family

ID=12837597

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7912757A Expired GB2018955B (en) 1978-04-13 1979-04-11 Valves

Country Status (2)

Country Link
JP (1) JPS6233172Y2 (enrdf_load_stackoverflow)
GB (1) GB2018955B (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3339884A (en) * 1964-04-08 1967-09-05 Newport News S & D Co Adjustable ball valve apparatus
JPS5630892B2 (enrdf_load_stackoverflow) * 1973-09-11 1981-07-17
JPS5062330A (enrdf_load_stackoverflow) * 1973-10-01 1975-05-28
JPS51148825A (en) * 1975-06-13 1976-12-21 Akinobu Tsuruta Ball valve

Also Published As

Publication number Publication date
JPS54151928U (enrdf_load_stackoverflow) 1979-10-22
JPS6233172Y2 (enrdf_load_stackoverflow) 1987-08-25
GB2018955A (en) 1979-10-24

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19990410