EP0284948A3 - Pressure switch - Google Patents

Pressure switch Download PDF

Info

Publication number: EP0284948A3
Authority: EP; European Patent Office
Prior art keywords: pressure switch; plunger; microswitch; rocker; motion
Prior art date: 1987-03-31
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.): Granted

Application number

EP88104525A

Other languages

English (en)

Other versions

EP0284948A2 (de

EP0284948B1 (de

Inventor

Hubert Franz Strzodka

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.)

Imo Industries GmbH

Original Assignee

DeLaval Turbine GmbH

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.)

1987-03-31

Filing date

1988-03-22

Publication date

1989-07-26

1988-03-22 Application filed by DeLaval Turbine GmbH filed Critical DeLaval Turbine GmbH

1988-03-22 Priority to AT88104525T priority Critical patent/ATE84909T1/de

1988-10-05 Publication of EP0284948A2 publication Critical patent/EP0284948A2/de

1989-07-26 Publication of EP0284948A3 publication Critical patent/EP0284948A3/de

1993-01-20 Application granted granted Critical

1993-01-20 Publication of EP0284948B1 publication Critical patent/EP0284948B1/de

2008-03-22 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/26—Details
- H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure
- H01H35/2628—Means for adjustment of "ON" or "OFF" operating pressure by varying the relative position of switch-casing and pressure sensitive element
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/26—Details
- H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure
- H01H35/2635—Means for adjustment of "ON" or "OFF" operating pressure by adjustment of a motion transmitting system

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Switches Operated By Changes In Physical Conditions (AREA)
Mechanisms For Operating Contacts (AREA)
Braking Systems And Boosters (AREA)
Press Drives And Press Lines (AREA)

EP88104525A 1987-03-31 1988-03-22 Druckschalter Expired - Lifetime EP0284948B1 (de)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AT88104525T ATE84909T1 (de)	1987-03-31	1988-03-22	Druckschalter.

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3710645		1987-03-31
DE19873710645 DE3710645A1 (de)	1987-03-31	1987-03-31	Druckschalter

Publications (3)

Publication Number	Publication Date
EP0284948A2 EP0284948A2 (de)	1988-10-05
EP0284948A3 true EP0284948A3 (en)	1989-07-26
EP0284948B1 EP0284948B1 (de)	1993-01-20

Family

ID=6324437

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP88104525A Expired - Lifetime EP0284948B1 (de)	1987-03-31	1988-03-22	Druckschalter

Country Status (4)

Country	Link
US (1)	US4827093A (de)
EP (1)	EP0284948B1 (de)
AT (1)	ATE84909T1 (de)
DE (2)	DE3710645A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3819459A1 (de) *	1988-06-08	1989-12-14	Festo Kg	Druckgesteuerte elektrische schalteinheit
FR2638888A1 (fr) *	1988-11-09	1990-05-11	Crouzet Sa	Dispositif perfectionne de commutation electrique
DE3910837A1 (de) *	1989-04-04	1990-10-11	Imo Ind Gmbh	Elektrische schalteinrichtung
JP2857173B2 (ja) *	1989-08-11	1999-02-10	自動車機器株式会社	温度依存性圧力検出スイッチ及びその圧力検出スイッチを用いた液圧制御システム
US5136128A (en) *	1991-01-11	1992-08-04	Teledyne Industries, Inc.	Hydraulically-piloted switch
JP3916684B2 (ja) *	1995-12-27	2007-05-16	カヤバ工業株式会社	油圧ポンプの圧力スイッチ
US6722736B2 (en) *	2002-02-21	2004-04-20	Hickory Springs Manufacturing Company	Movable switch for a motorized recliner
EP1362722A1 (de) *	2002-05-14	2003-11-19	Ford Global Technologies, Inc., A subsidiary of Ford Motor Company	Anschlussystem für eine Kraftfahrzeug-Klimaanlage
JP3722287B2 (ja) *	2002-06-11	2005-11-30	アサ電子工業株式会社	リミットスイッチ
ITRE20030092A1 (it) *	2003-09-30	2005-04-01	Arrow Line Srl	Pressostato a corsa smorzata.
US7605336B2 (en) *	2007-08-30	2009-10-20	Honeywell International Inc.	Pressure switch with adjustable differental setting
US9357749B2 (en)	2010-01-29	2016-06-07	Gea Houle Inc.	Rotary milking station, kit for assembling the same, and methods of assembling and operating associated thereto
CN106783262B (zh) *	2015-11-24	2018-07-06	西安航空动力控制科技有限公司	一种微动开关控制装置
EP4123678B1 (de)	2021-07-22	2024-05-15	Eaton Intelligent Power Limited	Druckschalter mit einem druckschalterkolben

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2268340A (en) *	1940-10-18	1941-12-30	Evarts G Loomis	Fluid pressure control device
FR1250613A (fr) *	1959-12-02	1961-01-13	Olaer Patent Co	Perfectionnements aux appareils permettant de contrôler un appareillage électriquepar la pression d'un fluide
DE1448292B1 (de) *	1961-10-26	1970-08-27	Otto Dold	Regelvorrichtung
DE1640360B1 (de) *	1966-12-14	1972-01-20	Herion Werke Kg	Elektrischer Druckdifferenzschalter
DE3311083A1 (de) *	1983-03-26	1984-09-27	Alfred Teves Gmbh, 6000 Frankfurt	Vorrichtung zum schalten eines stromkreises in abhaengigkeit eines hydraulischen drucks

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE216131C (de) *
FR882291A (fr) *	1941-05-31	1943-05-28	Stotz Kontakt Gmbh	Interrupteur de feu d'arrêt d'automobile
US3449535A (en) *	1966-08-01	1969-06-10	Essex Mfg Co Inc	Fluid operated switch
DE2201973C3 (de) *	1972-01-17	1978-05-24	Teves Gmbh Alfred	Totganggetriebe'für einen elektrischen Schalter
US3937912A (en) *	1974-09-30	1976-02-10	Martin Industries, Inc.	Pressure responsive circuit control unit having adjustable, interchangeable actuator components and cam-operated switch
DE7913018U1 (de) *	1979-05-05	1979-09-20	Robert Scheuffele & Co Armaturen U. Apparate, 7120 Bissingen	Druckschalter in explosionssicherer Ausführung
DE3202512C2 (de) *	1982-01-27	1985-02-28	Willi 7120 Bietigheim-Bissingen Quitoschinger	Druckgesteuerter elektrischer Schalter
DD216131A1 (de) *	1983-06-14	1984-11-28	Pirna Fahrzeugelektrik	Kontaktwippenanordnung in hydraulisch betaetigten schaltern

1987
- 1987-03-31 DE DE19873710645 patent/DE3710645A1/de not_active Withdrawn
1988
- 1988-03-22 EP EP88104525A patent/EP0284948B1/de not_active Expired - Lifetime
- 1988-03-22 AT AT88104525T patent/ATE84909T1/de not_active IP Right Cessation
- 1988-03-22 DE DE8888104525T patent/DE3877603D1/de not_active Expired - Fee Related
- 1988-03-31 US US07/176,270 patent/US4827093A/en not_active Expired - Fee Related

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2268340A (en) *	1940-10-18	1941-12-30	Evarts G Loomis	Fluid pressure control device
FR1250613A (fr) *	1959-12-02	1961-01-13	Olaer Patent Co	Perfectionnements aux appareils permettant de contrôler un appareillage électriquepar la pression d'un fluide
DE1448292B1 (de) *	1961-10-26	1970-08-27	Otto Dold	Regelvorrichtung
DE1640360B1 (de) *	1966-12-14	1972-01-20	Herion Werke Kg	Elektrischer Druckdifferenzschalter
DE3311083A1 (de) *	1983-03-26	1984-09-27	Alfred Teves Gmbh, 6000 Frankfurt	Vorrichtung zum schalten eines stromkreises in abhaengigkeit eines hydraulischen drucks

Also Published As

Publication number	Publication date
ATE84909T1 (de)	1993-02-15
EP0284948A2 (de)	1988-10-05
US4827093A (en)	1989-05-02
DE3710645A1 (de)	1988-10-20
EP0284948B1 (de)	1993-01-20
DE3877603D1 (de)	1993-03-04

Publication	Publication Date	Title
EP0284948A3 (en)	1989-07-26	Pressure switch
GB2013402B (en)	1982-03-24	Pad including a contact member for a push-button switch
ES485861A1 (es)	1980-05-16	Perfeccionamientos en los sistemas de interruptor de palancamovil
CA2019822A1 (en)	1990-12-28	Waterproof and dustproof push switch
DE3566494D1 (en)	1989-01-05	Device for operating the plunger of a pneumatic spring
EP0260659A3 (de)	1988-07-20	Mikroschalter
CH629647B (fr)		Poussoir commutateur pour piece d'horlogerie.
ES263753U (es)	1982-11-01	"interruptor perfeccionado junto con un elemento activo termostatico como elemento accionador y con un elemento interruptor realizado como microrruptor".
DE3475739D1 (en)	1989-01-26	Contact device
ES8704403A1 (es)	1987-04-01	Servomotor de asistencia al frenado que comprende un detector de detencion
TW208085B (en)	1993-06-21	Push button switch and its production method
EP0160206A3 (de)	1987-07-22	Drucktastenschalter
ES486131A1 (es)	1980-06-16	Perfeccionamientos en mecanismos de interruptor electrico
ES505237A1 (es)	1982-08-16	Un interruptor electrico
GB2178899A (en)	1987-02-18	Microswitch
EP0249810A3 (en)	1989-10-04	Electrical switch
JPS6472432A (en)	1989-03-17	Machine operating switch
TH19933A (th)	1996-08-07	ปุ่มกดสำหรับลิฟต์
GB1506681A (en)	1978-04-12	Fluid-pressure responsive switch
ES8801967A1 (es)	1988-03-01	Dispositivo pulsador para contactos electricos o similares particularmente adecuado para paneles instrumentales
DE3369769D1 (en)	1987-03-12	Cycle stop-light switches and stop-light equipment
JPS54161366A (en)	1979-12-20	Push button switch for wrist watch
JPS5720629A (en)	1982-02-03	Load sensor
ES8302356A1 (es)	1983-01-01	"perfeccionamientos en los mecanismos de mando para aparatos electricos".
JPS5515057A (en)	1980-02-01	Movement fixing structure of portable watch

Legal Events

Date	Code	Title	Description
1988-08-20	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1988-10-05	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE
1989-06-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1989-07-26	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE
1989-11-02	17P	Request for examination filed	Effective date: 19890830
1990-07-04	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: IMO INDUSTRIES GMBH
1991-12-04	17Q	First examination report despatched	Effective date: 19911017
1992-12-04	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1993-01-20	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE
1993-01-20	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 19930120 Ref country code: SE Effective date: 19930120 Ref country code: NL Effective date: 19930120 Ref country code: ES Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY Effective date: 19930120 Ref country code: BE Effective date: 19930120 Ref country code: GB Effective date: 19930120 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 19930120 Ref country code: FR Effective date: 19930120
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1993-06-11	EN	Fr: translation not filed
1993-06-16	NLV1	Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
1993-07-28	GBV	Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed]	Effective date: 19930120
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