GB9003608D0 - Ball valve incorporating double check valve - Google Patents

Ball valve incorporating double check valve

Info

Publication number: GB9003608D0
Authority: GB; United Kingdom
Prior art keywords: double check; valve; check valve; incorporating double; ball valve
Prior art date: 1989-07-04
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB909003608A

Other versions

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.)

Caleffi SpA

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.)

1989-07-04

Filing date

1990-02-16

Publication date

1990-04-11

1990-02-16 Application filed by Caleffi SpA filed Critical Caleffi SpA

1990-04-11 Publication of GB9003608D0 publication Critical patent/GB9003608D0/en

1991-01-16 Publication of GB2233739A publication Critical patent/GB2233739A/en

Status Withdrawn legal-status Critical Current

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)

GB9003608A 1989-07-04 1990-02-16 Ball valve incorporating double check valve Withdrawn GB2233739A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT2136089U IT216730Z2 (en)	1989-07-04	1989-07-04	BALL VALVE WITH DOUBLE INCORPORATED CHECK.

Publications (2)

Publication Number	Publication Date
GB9003608D0 true GB9003608D0 (en)	1990-04-11
GB2233739A GB2233739A (en)	1991-01-16

Family

ID=11180667

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9003608A Withdrawn GB2233739A (en)	1989-07-04	1990-02-16	Ball valve incorporating double check valve

Country Status (2)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19632604A1 (en) *	1996-08-13	1998-02-19	Wilo Gmbh	Filling device for hydraulic assembly
WO2001020203A1 (en) *	1999-08-26	2001-03-22	Faraon Chaul Huerta Jorge Cesa	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 (en) *	2012-02-09	2013-08-10	Greiner Spa	VALVE EQUIPPED WITH A BYPASS CHANNEL
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 (en) *	2016-08-16	2020-02-28	雷蒙德(北京)科技股份有限公司	Purging valve

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

1989
- 1989-07-04 IT IT2136089U patent/IT216730Z2/en active
1990
- 1990-02-16 GB GB9003608A patent/GB2233739A/en not_active Withdrawn

Also Published As

Publication number	Publication date
IT8921360V0 (en)	1989-07-04
IT216730Z2 (en)	1991-09-19
GB2233739A (en)	1991-01-16

Publication	Publication Date	Title
GB2232746B (en)	1993-09-29	Improved ball-type check valve
AU2827889A (en)	1989-06-14	Ball check valve
EP0458980A4 (en)	1992-06-03	Ball valve
EP0490262A3 (en)	1992-11-19	Check valve
IL94945A (en)	1993-05-13	Check valve
GB2235038B (en)	1992-12-23	Dual check valve
EP0474318A3 (en)	1992-04-01	Ball valve
HU9202991D0 (en)	1993-03-01	Ball valve
EP0428051A3 (en)	1991-11-21	Check valve with reduced hold-open pressure
AU6748690A (en)	1991-07-18	Eccentric ball valve
GB2157809B (en)	1987-09-23	Ball valve with built-in check valve
GB9019374D0 (en)	1990-10-17	Check valves
EP0537665A3 (en)	1993-06-30	Check valve
GB9003608D0 (en)	1990-04-11	Ball valve incorporating double check valve
EP0521704A3 (en)	1993-04-21	Improved check valve
GB8827079D0 (en)	1988-12-21	Ball valve
GB8800363D0 (en)	1988-02-10	Ball valves
EP0430398A3 (en)	1991-11-06	Multiline check valve assembly
IL94560A0 (en)	1991-03-10	Butterfly-type check valve
AU6130790A (en)	1991-04-11	Dual check valve
GB8817976D0 (en)	1988-09-01	Ball valve assembly
EP0341449A3 (en)	1990-10-31	Ball valve
PL52212Y1 (en)	1994-05-31	Non-return ball valve
EP0708283A3 (en)	1997-02-05	Ball check valve
GB8917838D0 (en)	1989-09-20	Non-return valve

Legal Events

Date	Code	Title	Description
1994-04-06	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)