IT8125888A0 - Valvola a sfera. - Google Patents

Valvola a sfera.

Info

Publication number
IT8125888A0
IT8125888A0 IT8125888A IT2588881A IT8125888A0 IT 8125888 A0 IT8125888 A0 IT 8125888A0 IT 8125888 A IT8125888 A IT 8125888A IT 2588881 A IT2588881 A IT 2588881A IT 8125888 A0 IT8125888 A0 IT 8125888A0
Authority
IT
Italy
Prior art keywords
ball valve
ball
valve
Prior art date
Application number
IT8125888A
Other languages
English (en)
Other versions
IT1140408B (it
Inventor
Wakichi Takemoto
Original Assignee
Kitamura Valve Mfg 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 Kitamura Valve Mfg Co Ltd filed Critical Kitamura Valve Mfg Co Ltd
Publication of IT8125888A0 publication Critical patent/IT8125888A0/it
Application granted granted Critical
Publication of IT1140408B publication Critical patent/IT1140408B/it

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
    • F16K5/06—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 with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0673—Composite packings
    • 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
IT25888/81A 1981-09-28 1981-12-29 Valvola a sfera IT1140408B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56153287A JPS5854276A (ja) 1981-09-28 1981-09-28 ボ−ル弁

Publications (2)

Publication Number Publication Date
IT8125888A0 true IT8125888A0 (it) 1981-12-29
IT1140408B IT1140408B (it) 1986-09-24

Family

ID=15559174

Family Applications (2)

Application Number Title Priority Date Filing Date
IT25888/81A IT1140408B (it) 1981-09-28 1981-12-29 Valvola a sfera
IT8123922U IT8123922V0 (it) 1981-09-28 1981-12-29 Valvola a sfera.

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT8123922U IT8123922V0 (it) 1981-09-28 1981-12-29 Valvola a sfera.

Country Status (8)

Country Link
JP (1) JPS5854276A (it)
AU (1) AU8840082A (it)
CA (1) CA1193588A (it)
DE (1) DE3205617A1 (it)
FR (1) FR2513725A1 (it)
GB (1) GB2107025B (it)
IT (2) IT1140408B (it)
NO (1) NO823256L (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5288054A (en) * 1993-06-28 1994-02-22 M&Fc Holding Company, Inc. Globe valve and method for making same
CN102705526A (zh) * 2012-07-02 2012-10-03 苏州道森阀门有限公司 一种自调节阀座式上装球阀
CN103307302B (zh) * 2013-06-28 2016-04-13 苏州纽威阀门股份有限公司 一种上装式低温浮动球阀

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1683697A (en) * 1926-05-14 1928-09-11 David P Rankin Spirally-wound metallic belt
US1867723A (en) * 1928-10-20 1932-07-19 Troy Laundry Machinery Co Convoluted spring
US2610846A (en) * 1949-12-02 1952-09-16 Hanna Engineering Works Packing ring
US3166291A (en) * 1962-04-25 1965-01-19 M & J Engineering Co Valve construction and method
US3445087A (en) * 1966-09-30 1969-05-20 Hills Mccanna Co High pressure ball valve
US4111393A (en) * 1977-07-20 1978-09-05 Acf Industries, Incorporated Ball valve seat assembly having a removably mounted face seal insert
DE2804429C3 (de) * 1978-02-02 1980-09-04 Goetze Ag, 5093 Burscheid Dichtungsring, insbesondere Ölabstreif-Kolbenring
US4272057A (en) * 1979-03-28 1981-06-09 Delta Dynamics Corporation Valve and fastener therefor

Also Published As

Publication number Publication date
FR2513725A1 (fr) 1983-04-01
FR2513725B1 (it) 1984-04-20
NO823256L (no) 1983-03-29
CA1193588A (en) 1985-09-17
IT1140408B (it) 1986-09-24
AU8840082A (en) 1983-04-14
GB2107025A (en) 1983-04-20
DE3205617C2 (it) 1988-11-17
DE3205617A1 (de) 1983-04-21
IT8123922V0 (it) 1981-12-29
JPS5854276A (ja) 1983-03-31
GB2107025B (en) 1985-08-14

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