CA2077280C - Valve commandee par pression differentielle avec dispositif de reglage du point de consigne - Google Patents

Valve commandee par pression differentielle avec dispositif de reglage du point de consigne

Info

Publication number: CA2077280C
Authority: CA; Canada
Prior art keywords: diaphragm; valve; spring; housing; valve according
Prior art date: 1991-09-24
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 - Fee Related

Application number

CA002077280A

Other languages

English (en)

Other versions

CA2077280A1 (fr

Inventor

Jan Strandgaard

Jorgen Seindal Wiwe

Daniel Skjold Schmidt

Bjarne Straede

Niels Peter Grand Graversen

Gitte Jorgensen Kolbeck

Mogens Andersen

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.)

Danfoss AS

Original Assignee

Danfoss AS

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.)

1991-09-24

Filing date

1992-09-01

Publication date

1998-05-19

1992-09-01 Application filed by Danfoss AS filed Critical Danfoss AS

1993-03-25 Publication of CA2077280A1 publication Critical patent/CA2077280A1/fr

1998-05-19 Application granted granted Critical

1998-05-19 Publication of CA2077280C publication Critical patent/CA2077280C/fr

2012-09-01 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

230000008878 coupling Effects 0.000 claims abstract description 28
238000010168 coupling process Methods 0.000 claims abstract description 28
238000005859 coupling reaction Methods 0.000 claims abstract description 28
238000007789 sealing Methods 0.000 claims description 10
230000006835 compression Effects 0.000 claims description 3
238000007906 compression Methods 0.000 claims description 3
230000001627 detrimental effect Effects 0.000 abstract description 2
238000010276 construction Methods 0.000 description 4
238000002788 crimping Methods 0.000 description 4
238000010438 heat treatment Methods 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
230000002349 favourable effect Effects 0.000 description 2
230000003068 static effect Effects 0.000 description 2
230000008602 contraction Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000001808 coupling effect Effects 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
210000004907 gland Anatomy 0.000 description 1
239000000463 material Substances 0.000 description 1
239000002184 metal Substances 0.000 description 1
238000012856 packing Methods 0.000 description 1
238000000926 separation method Methods 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
210000002105 tongue Anatomy 0.000 description 1
230000007704 transition Effects 0.000 description 1

Classifications

- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
- G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
- G05D16/163—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using membranes within the main valve
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/028—Controlling a pressure difference

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Fluid Mechanics (AREA)
General Physics & Mathematics (AREA)
Automation & Control Theory (AREA)
Power Engineering (AREA)
Control Of Fluid Pressure (AREA)
Safety Valves (AREA)

CA002077280A 1991-09-24 1992-09-01 Valve commandee par pression differentielle avec dispositif de reglage du point de consigne Expired - Fee Related CA2077280C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE4131708A DE4131708C1 (en)	1991-09-24	1991-09-24	Valve controlled by differential pressure - has loading controlled by helical compression spring fitted in easily removable unit.
DEP4131708.4		1991-09-24

Publications (2)

Publication Number	Publication Date
CA2077280A1 CA2077280A1 (fr)	1993-03-25
CA2077280C true CA2077280C (fr)	1998-05-19

Family

ID=6441326

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002077280A Expired - Fee Related CA2077280C (fr)	1991-09-24	1992-09-01	Valve commandee par pression differentielle avec dispositif de reglage du point de consigne

Country Status (5)

Country	Link
CA (1)	CA2077280C (fr)
DE (1)	DE4131708C1 (fr)
DK (1)	DK174166B1 (fr)
PL (1)	PL169644B1 (fr)
RU (1)	RU2090794C1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10256021B4 (de) *	2002-11-30	2010-02-04	Danfoss A/S	Wärmetauscher-Ventilanordnung, insbesondere Heizkörper-Ventilanordnung
CN100410601C (zh) *	2002-12-05	2008-08-13	周纪昌	空调器压力调节卸荷阀
DE102014119387B4 (de)	2014-12-22	2017-03-16	Samson Ag	Membranantrieb für ein Stellventil
DK178871B1 (en) *	2015-11-05	2017-04-10	Danfoss As	Valve with detachable regulation unit
EP3193056A1 (fr) *	2016-01-15	2017-07-19	Danfoss A/S	Agencement de soupape

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3235274C2 (de) *	1982-09-23	1986-07-31	Samson Ag, 6000 Frankfurt	Sicherheitsvorrichtung für Stellgeräte, wie z.B. Druckminderer

1991
- 1991-09-24 DE DE4131708A patent/DE4131708C1/de not_active Expired - Lifetime
1992
- 1992-09-01 CA CA002077280A patent/CA2077280C/fr not_active Expired - Fee Related
- 1992-09-23 RU SU925052693A patent/RU2090794C1/ru active
- 1992-09-24 PL PL92296033A patent/PL169644B1/pl unknown
- 1992-09-24 DK DK199201183A patent/DK174166B1/da not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE4131708C1 (en)	1993-04-29
RU2090794C1 (ru)	1997-09-20
DK118392D0 (da)	1992-09-24
PL169644B1 (pl)	1996-08-30
CA2077280A1 (fr)	1993-03-25
DK118392A (da)	1993-03-25
DK174166B1 (da)	2002-08-05
PL296033A1 (en)	1993-05-17

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Legal Events

Date	Code	Title	Description
1992-09-01	EEER	Examination request
2001-09-04	MKLA	Lapsed