EP0252449A3 - Push-button switch especially key switch - Google Patents

Push-button switch especially key switch Download PDF

Info

Publication number: EP0252449A3
Authority: EP; European Patent Office
Prior art keywords: push; switch; especially key; button; key switch
Prior art date: 1986-07-09
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

EP87109591A

Other languages

German (de)

Other versions

EP0252449A2 (en

EP0252449B1 (en

Inventor

Klaus Bernd Wisskirchen

Klaus Hinze

Reinhard Ludwig Fricke

Alfred Heeb

Dieter Michalski

Wolfgang Schulze

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.)

Rudolf Schadow GmbH

Original Assignee

Rudolf Schadow 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.)

1986-07-09

Filing date

1987-07-03

Publication date

1989-10-25

1987-07-03 Application filed by Rudolf Schadow GmbH filed Critical Rudolf Schadow GmbH

1988-01-13 Publication of EP0252449A2 publication Critical patent/EP0252449A2/en

1989-10-25 Publication of EP0252449A3 publication Critical patent/EP0252449A3/en

1992-09-30 Application granted granted Critical

1992-09-30 Publication of EP0252449B1 publication Critical patent/EP0252449B1/en

2007-07-03 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member

EP87109591A 1986-07-09 1987-07-03 Push-button switch especially key switch Expired - Lifetime EP0252449B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3622962		1986-07-09
DE19863622962 DE3622962A1 (en)	1986-07-09	1986-07-09	PUSH BUTTON SWITCHES, IN PARTICULAR BUTTON SWITCHES

Publications (3)

Publication Number	Publication Date
EP0252449A2 EP0252449A2 (en)	1988-01-13
EP0252449A3 true EP0252449A3 (en)	1989-10-25
EP0252449B1 EP0252449B1 (en)	1992-09-30

Family

ID=6304676

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP87109591A Expired - Lifetime EP0252449B1 (en)	1986-07-09	1987-07-03	Push-button switch especially key switch

Country Status (6)

Country	Link
US (1)	US4751355A (en)
EP (1)	EP0252449B1 (en)
JP (1)	JPH0628124B2 (en)
CA (1)	CA1312896C (en)
DE (2)	DE3622962A1 (en)
ES (1)	ES2034994T3 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE68922654T2 (en) *	1988-03-31	1995-10-05	Oki Electric Ind Co Ltd	Push button switch.
DE4330576C1 (en) *	1993-09-09	1994-11-10	Preh Elektro Feinmechanik	Momentary-contact switch (push-button switch)
US5566710A (en) *	1994-09-29	1996-10-22	Dana Corporation	Pre-detent tactile feedback assembly for a fluid control valve
DE19951556B4 (en) *	1999-10-27	2005-03-10	Itt Mfg Enterprises Inc	Pressure switch, in particular push-button switch
DE10341750A1 (en) *	2003-09-08	2005-03-31	Leopold Kostal Gmbh & Co Kg	Arrangement for generating a haptic of a manual linearly moveable control member having a spring arm moveable radially relative to linear movement of a link body
CN101312101B (en) *	2007-05-25	2010-09-08	惠州市Tcl电脑科技有限责任公司	Press key possessing balancing device
CN102089841A (en) *	2008-07-09	2011-06-08	欧姆龙多尔泰汽车电子有限公司	Switch attachment assembly
JP5740337B2 (en) *	2012-03-29	2015-06-24	京セラドキュメントソリューションズ株式会社	Paper feeding device and image forming apparatus
FR3121521B1 (en) *	2021-04-06	2023-02-24	C&K Components Sas	ELECTRIC SWITCH

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2031067A5 (en) *	1969-04-30	1970-11-13	Scantlin Electronics Inc
GB2018029A (en) *	1978-03-24	1979-10-10	Suisse Horlogerie	Pushbutton switch
GB2023933A (en) *	1978-03-29	1980-01-03	Plessey Co Ltd	Push button switch
FR2430658A1 (en) *	1978-07-07	1980-02-01	Sodeco Compteurs De Geneve	PUSH BUTTON KEYBOARD
US4525613A (en) *	1984-01-20	1985-06-25	Apple Computer, Inc.	Spiral spring keyboard switch with hairpin spring tactile feedback

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1472851A (en) *	1973-04-09	1977-05-11	Alphameric Keyboards Ltd	Keyboards
JPS5650647Y2 (en) *	1976-02-20	1981-11-27
JPS5690326U (en) *	1979-12-14	1981-07-18
JPS5819432U (en) *	1981-07-31	1983-02-05	沖電気工業株式会社	push button switch

1986
- 1986-07-09 DE DE19863622962 patent/DE3622962A1/en not_active Withdrawn
1987
- 1987-07-03 DE DE8787109591T patent/DE3781954D1/en not_active Expired - Lifetime
- 1987-07-03 EP EP87109591A patent/EP0252449B1/en not_active Expired - Lifetime
- 1987-07-03 ES ES198787109591T patent/ES2034994T3/en not_active Expired - Lifetime
- 1987-07-08 CA CA000541593A patent/CA1312896C/en not_active Expired - Fee Related
- 1987-07-08 JP JP62170840A patent/JPH0628124B2/en not_active Expired - Lifetime
- 1987-07-08 US US07/070,985 patent/US4751355A/en not_active Expired - Lifetime

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2031067A5 (en) *	1969-04-30	1970-11-13	Scantlin Electronics Inc
GB2018029A (en) *	1978-03-24	1979-10-10	Suisse Horlogerie	Pushbutton switch
GB2023933A (en) *	1978-03-29	1980-01-03	Plessey Co Ltd	Push button switch
FR2430658A1 (en) *	1978-07-07	1980-02-01	Sodeco Compteurs De Geneve	PUSH BUTTON KEYBOARD
US4525613A (en) *	1984-01-20	1985-06-25	Apple Computer, Inc.	Spiral spring keyboard switch with hairpin spring tactile feedback

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IBM TECHNICAL DISCLOSURE BULLETIN. vol. 14, no. 7, Dezember 1971, NEW YORK US Seite 2214 H.E.Meier: "Tactile device for pushbutton switches" *

Also Published As

Publication number	Publication date
EP0252449A2 (en)	1988-01-13
DE3781954D1 (en)	1992-11-05
US4751355A (en)	1988-06-14
JPS6366808A (en)	1988-03-25
DE3622962A1 (en)	1988-01-21
CA1312896C (en)	1993-01-19
EP0252449B1 (en)	1992-09-30
JPH0628124B2 (en)	1994-04-13
ES2034994T3 (en)	1993-04-16

Legal Events

Date	Code	Title	Description
1987-11-28	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
1988-01-13	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE ES FR GB IT SE
1989-09-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1989-10-25	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE ES FR GB IT SE
1989-12-20	17P	Request for examination filed	Effective date: 19891019
1991-10-16	17Q	First examination report despatched	Effective date: 19810903
1992-08-14	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1992-09-30	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE ES FR GB IT SE
1992-10-07	ITF	It: translation for a ep patent filed	Owner name: BUGNION S.P.A.
1992-11-05	REF	Corresponds to:	Ref document number: 3781954 Country of ref document: DE Date of ref document: 19921105
1992-11-13	ET	Fr: translation filed
1992-11-25	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
1993-04-16	REG	Reference to a national code	Ref country code: ES Ref legal event code: FG2A Ref document number: 2034994 Country of ref document: ES Kind code of ref document: T3
1993-08-03	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1993-08-03	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1993-09-22	26N	No opposition filed
1995-01-31	EAL	Se: european patent in force in sweden	Ref document number: 87109591.5
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2006-07-17	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20060717 Year of fee payment: 20
2006-07-26	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: ES Payment date: 20060726 Year of fee payment: 20 Ref country code: GB Payment date: 20060726 Year of fee payment: 20
2006-07-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: IT Payment date: 20060731 Year of fee payment: 20
2006-08-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20060831 Year of fee payment: 20
2007-07-25	REG	Reference to a national code	Ref country code: GB Ref legal event code: PE20
2007-09-18	EUG	Se: european patent has lapsed
2007-10-16	REG	Reference to a national code	Ref country code: ES Ref legal event code: FD2A Effective date: 20070704
2007-11-24	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20070702
2008-01-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: ES Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20070704
2008-01-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 20060727 Year of fee payment: 20

Publication	Publication Date	Title
GB8602288D0 (en)	1986-03-05	Relegendable pushbutton switches
GB8517351D0 (en)	1985-08-14	Pushbutton switch
GB8518664D0 (en)	1985-08-29	Key switch structure
GB8916912D0 (en)	1989-09-06	Pushbutton switch assembly
GB2210507B (en)	1991-11-20	Keyboard switch
EP0163874A3 (en)	1986-11-05	Key switch
GB8622882D0 (en)	1986-10-29	Switch construction
GB2225900B (en)	1992-10-14	Push button switch
GB2205443B (en)	1991-10-16	Pushbutton switch
GB2168850B (en)	1988-12-29	Key switch
EP0252449A3 (en)	1989-10-25	Push-button switch especially key switch
GB2192307B (en)	1990-08-22	Push-button keyboard switch unit
GB8614628D0 (en)	1986-07-23	Push button switches
GB2220795B (en)	1991-11-06	Push button switch
EP0184186A3 (en)	1988-09-21	Push-button switch
GB8810978D0 (en)	1988-06-15	Push-button switch
GB8601585D0 (en)	1986-02-26	Key operated switch
EP0209628A3 (en)	1988-01-07	Push button switches
GB8922992D0 (en)	1989-11-29	Push-button switch
GB8710262D0 (en)	1987-06-03	Key switch
GB8630537D0 (en)	1987-02-04	Push-button switch
GB2200397B (en)	1990-05-30	Push-button lock
GB8612104D0 (en)	1986-06-25	Pushbutton switch
GB8620079D0 (en)	1986-10-01	Switch
EP0410281A3 (en)	1992-12-09	Push button switch or key switch