IT216730Z2 - Valvola a sfera con doppio ritegno incorporato. - Google Patents

Valvola a sfera con doppio ritegno incorporato.

Info

Publication number
IT216730Z2
IT216730Z2 IT2136089U IT2136089U IT216730Z2 IT 216730 Z2 IT216730 Z2 IT 216730Z2 IT 2136089 U IT2136089 U IT 2136089U IT 2136089 U IT2136089 U IT 2136089U IT 216730 Z2 IT216730 Z2 IT 216730Z2
Authority
IT
Italy
Prior art keywords
double
ball valve
check
incorporated
incorporated check
Prior art date
Application number
IT2136089U
Other languages
English (en)
Other versions
IT8921360V0 (it
Original Assignee
Caleffi Spa
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 Caleffi Spa filed Critical Caleffi Spa
Priority to IT2136089U priority Critical patent/IT216730Z2/it
Publication of IT8921360V0 publication Critical patent/IT8921360V0/it
Priority to GB9003608A priority patent/GB2233739A/en
Application granted granted Critical
Publication of IT216730Z2 publication Critical patent/IT216730Z2/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
    • F24D3/1083—Filling valves or arrangements for filling
    • 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
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • F16K15/066—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring with a plurality of valve members
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Check Valves (AREA)
  • Taps Or Cocks (AREA)
IT2136089U 1989-07-04 1989-07-04 Valvola a sfera con doppio ritegno incorporato. IT216730Z2 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT2136089U IT216730Z2 (it) 1989-07-04 1989-07-04 Valvola a sfera con doppio ritegno incorporato.
GB9003608A GB2233739A (en) 1989-07-04 1990-02-16 Ball valve incorporating double check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2136089U IT216730Z2 (it) 1989-07-04 1989-07-04 Valvola a sfera con doppio ritegno incorporato.

Publications (2)

Publication Number Publication Date
IT8921360V0 IT8921360V0 (it) 1989-07-04
IT216730Z2 true IT216730Z2 (it) 1991-09-19

Family

ID=11180667

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2136089U IT216730Z2 (it) 1989-07-04 1989-07-04 Valvola a sfera con doppio ritegno incorporato.

Country Status (2)

Country Link
GB (1) GB2233739A (it)
IT (1) IT216730Z2 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19632604A1 (de) * 1996-08-13 1998-02-19 Wilo Gmbh Befülleinrichtung für Hydraulikbaugruppe
AU5654999A (en) * 1999-08-26 2001-04-17 Jorge Cesar Faraon-Chaul Huerta Multifunctional valve assembly for fluid flow regulation
US20040129913A1 (en) * 2003-01-07 2004-07-08 Leonard William D. Isolation valve with rotatable flange
EP1583919B1 (en) * 2003-01-07 2010-03-10 Itt Manufacturing Enterprises, Inc. Isolation valve with rotatable flange
US7445025B2 (en) 2006-03-13 2008-11-04 Itt Manufacturing Enterprises, Inc Combination valve
US9157643B2 (en) 2010-10-14 2015-10-13 Fimcim S.P.A. Conditioning plant
ITMI20120183A1 (it) * 2012-02-09 2013-08-10 Greiner Spa Valvola dotata di un canale di bypass
US9234598B2 (en) 2014-05-08 2016-01-12 Saudi Arabian Oil Company System, method and apparatus for combined ball segment valve and check valve
EP2944884B1 (en) * 2014-05-14 2016-05-04 Airaga Rubinetterie S.P.A. Three-way ball valve
CN106321910B (zh) * 2016-08-16 2020-02-28 雷蒙德(北京)科技股份有限公司 一种吹扫阀

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB968165A (en) * 1963-02-05 1964-08-26 Crane Co Rotary spherical fluid control valve
US4566482A (en) * 1985-06-27 1986-01-28 Stunkard Gerald A Top entry trunnion ball valve

Also Published As

Publication number Publication date
IT8921360V0 (it) 1989-07-04
GB2233739A (en) 1991-01-16
GB9003608D0 (en) 1990-04-11

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