EP0729164A3 - Keyboard with protection sheet - Google Patents

Keyboard with protection sheet Download PDF

Info

Publication number: EP0729164A3
Authority: EP; European Patent Office
Prior art keywords: keyboard; protection sheet; sheet; protection
Prior art date: 1995-02-21
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP95117659A

Other languages

German (de)

French (fr)

Other versions

EP0729164A2 (en

Inventor

Gerhard Hochgesang

Werner Lorz

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.)

Preh GmbH

Original Assignee

Preh 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.)

1995-02-21

Filing date

1995-11-09

Publication date

1998-03-18

1995-11-09 Application filed by Preh GmbH filed Critical Preh GmbH

1996-08-28 Publication of EP0729164A2 publication Critical patent/EP0729164A2/en

1998-03-18 Publication of EP0729164A3 publication Critical patent/EP0729164A3/en

Status Withdrawn legal-status Critical Current

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
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J5/00—Devices or arrangements for controlling character selection
- B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
- B41J5/10—Arrangements of keyboards, e.g. key button disposition
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
- H01H2219/006—Snap mounting
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/066—Actuators replaceable
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/002—Casings sealed
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/002—Casings sealed
- H01H2223/003—Membrane embracing all keys
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/044—Protecting cover
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/062—Maintenance or repair facilities
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/006—Bank automat; Cash register; Vending machine

EP95117659A 1995-02-21 1995-11-09 Keyboard with protection sheet Withdrawn EP0729164A3 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19505852A DE19505852C1 (en)	1995-02-21	1995-02-21	Keyboard panel with protective foil e.g. for cash registers
DE19505852		1995-02-21

Publications (2)

Publication Number	Publication Date
EP0729164A2 EP0729164A2 (en)	1996-08-28
EP0729164A3 true EP0729164A3 (en)	1998-03-18

Family

ID=7754556

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP95117659A Withdrawn EP0729164A3 (en)	1995-02-21	1995-11-09	Keyboard with protection sheet

Country Status (5)

Country	Link
US (1)	US5642950A (en)
EP (1)	EP0729164A3 (en)
JP (1)	JPH08249978A (en)
DE (1)	DE19505852C1 (en)
RU (1)	RU2152661C1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19626626C2 (en) *	1996-07-02	2000-08-03	Cherry Mikroschalter Gmbh	Splashproof keyboard
DE19718677A1 (en) *	1997-05-02	1998-11-05	Kontron Elektronik	Keypad for waterproof and dirt-resistant computer keyboards
US5997196A (en) *	1998-12-18	1999-12-07	Silitek Corporation	Key structure of computer keyboard
JP3758898B2 (en) *	1999-06-04	2006-03-22	アルプス電気株式会社	Keyboard device
US6443644B1 (en)	2000-03-17	2002-09-03	Minebea Co., Ltd.	Spill resistant keyboard
US6495784B2 (en) *	2000-05-16	2002-12-17	Samsung Electronics, Co., Ltd.	Step keys, step key assembly, and terminal having the step key assembly
JP4460739B2 (en) *	2000-08-23	2010-05-12	ポリマテック株式会社	Film integrated key top
KR100539811B1 (en)	2001-09-22	2006-01-10	엘지전자 주식회사	Notebook computer
JP4086564B2 (en) *	2002-07-04	2008-05-14	キヤノン株式会社	Switch button and recording device
US6705783B1 (en)	2002-10-11	2004-03-16	James H. Bowen	Ruggedized keyboard with cursor positioning device
DE10260428A1 (en)	2002-12-21	2004-07-08	Braun Gmbh	Electrical appliances housing
JP2007053062A (en) *	2005-08-19	2007-03-01	Calsonic Kansei Corp	Switch device
US7800703B2 (en)	2005-12-13	2010-09-21	Koninklijke Philips Electronics N.V.	Display device
TWI320900B (en) *	2006-01-18	2010-02-21	Darfon Electronics Corp	Key operated apparatus having shield and method of making the same
US8624140B2 (en) *	2006-07-10	2014-01-07	Fujitsu Component Limited	Key switch and keyboard
US8500348B2 (en) *	2008-11-24	2013-08-06	Logitech Europe S.A.	Keyboard with ultra-durable keys
JP2011187298A (en) *	2009-03-12	2011-09-22	Panasonic Corp	Protective sheet and input device equipped with the same
JP5462668B2 (en) *	2009-03-12	2014-04-02	パナソニック株式会社	Input device
JP5310325B2 (en) *	2009-07-07	2013-10-09	沖電気工業株式会社	Keyboard structure
DE202011101812U1 (en)	2011-06-11	2011-10-05	GETT Gerätetechnik GmbH	Keyboard for a data input device
CN103106753B (en) *	2012-12-26	2016-06-08	浪潮软件集团有限公司	Petrochemical industry online invoicing method
GB2538560B (en)	2015-05-22	2019-05-29	Dyson Technology Ltd	A hand held appliance
WO2017217974A1 (en) *	2016-06-14	2017-12-21	Hewlett-Packard Development Company, L.P.	Recessed keycaps
US10784062B2 (en)	2016-09-08	2020-09-22	Apple Inc.	Ingress prevention for keyboards
CN111341584B (en) *	2018-12-18	2022-02-25	群光电子(苏州)有限公司	Keyboard device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3126467A (en) *		1964-03-24		Weatherproofed control station for
EP0074315A2 (en) *	1981-09-01	1983-03-16	Telemecanique	Hermetically sealed, modular, tactile keyboard
EP0122465A2 (en) *	1983-03-17	1984-10-24	Asea Brown Boveri Aktiengesellschaft	Electrical switch or key switch with two actuating large area rockers
EP0181130A2 (en) *	1984-11-01	1986-05-14	Nec Corporation	Push-button switch structure for telephone or the like
EP0565959A1 (en) *	1992-04-14	1993-10-20	MOTOROLA GmbH	A keypad
DE9310721U1 (en) *	1992-04-21	1993-11-04	Bock, Hans A., Dipl.-Ing. (TU), 78532 Tuttlingen	Key switch on flexible circuit boards for operation through the elastic skin (plastic) of consoles, steering wheels etc.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4555600A (en) *	1981-02-23	1985-11-26	Apm Corporation	Vandal-resistant shield for telephone keypad
DE3325409A1 (en) *	1983-07-14	1985-01-31	Loewe Opta Gmbh, 8640 Kronach	Alphanumeric keyboard
DE3329826A1 (en) *	1983-08-18	1985-02-28	Schiederwerk Günter Schmidt KG, 8500 Nürnberg	Multiple push-button switch
US4755072A (en) *	1986-10-15	1988-07-05	Hoornweg Andries P	Removable, transparent, colored key caps for color coding a keyboard
DE3741750A1 (en) *	1987-12-09	1989-06-22	Comtronic Gmbh	Film keyboard
DE4212562A1 (en) *	1992-04-15	1993-10-21	Buch Elektronik Gmbh	Foil keyboard with snap-action plates under pushbuttons - has holes in front plate through which pushbuttons protrude in rest position under pressure from snap-action plates
US5183346A (en) *	1992-05-15	1993-02-02	Herbert Tesar	Keycap overlay snap-on system
US5300742A (en) *	1992-09-23	1994-04-05	Huang Hai Long	Waterproof structure for computer key switch
DE9304642U1 (en) *	1993-03-26	1993-05-19	Silitek Corp., Taipeh/T'ai-Pei	Keyboard
US5348405A (en) *	1993-08-12	1994-09-20	Jacqueline M. Lupkas	Computer keyboard key depression inhibitor device

1995
- 1995-02-21 DE DE19505852A patent/DE19505852C1/en not_active Expired - Fee Related
- 1995-11-09 EP EP95117659A patent/EP0729164A3/en not_active Withdrawn
1996
- 1996-01-16 JP JP8005133A patent/JPH08249978A/en not_active Withdrawn
- 1996-01-26 US US08/592,671 patent/US5642950A/en not_active Expired - Fee Related
- 1996-02-19 RU RU96103666/09A patent/RU2152661C1/en active

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3126467A (en) *		1964-03-24		Weatherproofed control station for
EP0074315A2 (en) *	1981-09-01	1983-03-16	Telemecanique	Hermetically sealed, modular, tactile keyboard
EP0122465A2 (en) *	1983-03-17	1984-10-24	Asea Brown Boveri Aktiengesellschaft	Electrical switch or key switch with two actuating large area rockers
EP0181130A2 (en) *	1984-11-01	1986-05-14	Nec Corporation	Push-button switch structure for telephone or the like
EP0565959A1 (en) *	1992-04-14	1993-10-20	MOTOROLA GmbH	A keypad
DE9310721U1 (en) *	1992-04-21	1993-11-04	Bock, Hans A., Dipl.-Ing. (TU), 78532 Tuttlingen	Key switch on flexible circuit boards for operation through the elastic skin (plastic) of consoles, steering wheels etc.

Also Published As

Publication number	Publication date
JPH08249978A (en)	1996-09-27
DE19505852C1 (en)	1996-05-15
US5642950A (en)	1997-07-01
RU2152661C1 (en)	2000-07-10
EP0729164A2 (en)	1996-08-28

Publication	Publication Date	Title
EP0729164A3 (en)	1998-03-18	Keyboard with protection sheet
AU5804396A (en)	1997-02-05	Intumescent sheet material
AU8074694A (en)	1995-06-13	Keyboard
AU7761494A (en)	1995-05-18	Adjustable keyboard
AU4031497A (en)	1998-03-19	Decorative sheet
AU6149798A (en)	1998-08-26	Sheet protector
GB2303251B (en)	1998-11-25	Keyboard
AU5518996A (en)	1996-12-18	An alphanumerical keyboard
AU693812B2 (en)	1998-07-09	Decorative sheet
AU6419796A (en)	1997-02-18	Facing panel
AU6277798A (en)	1998-09-09	Adjustable keyboard
AU4580096A (en)	1996-09-05	Forms stacker
EP0778156A3 (en)	1998-01-21	Image-receptive sheet
AU2977295A (en)	1996-02-16	Keyboard for one hand typing
AU5034696A (en)	1996-10-10	Fire-resistant sheet material
AU6393596A (en)	1997-02-10	Sheet laminator
AU2396997A (en)	1997-11-12	Keyboard
AU3619595A (en)	1996-05-02	Reflective sheet
AU5841896A (en)	1996-12-24	Cellulosic sheet material
AU656711B3 (en)	1995-02-09	Protective sheet arrangement
AU686753B2 (en)	1998-02-12	Protective sheet arrangement
AU2973297A (en)	1998-01-05	Acrylic sheet
AU6892396A (en)	1997-03-19	Typewriter
AUPM472994A0 (en)	1994-04-21	Keyboard activation
AU2805795A (en)	1996-02-09	Keyboard system

Legal Events

Date	Code	Title	Description
1996-07-12	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
1996-08-28	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE ES FR GB IT SE
1998-01-30	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1998-03-18	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE ES FR GB IT SE
1998-05-27	17P	Request for examination filed	Effective date: 19980328
1999-12-15	17Q	First examination report despatched	Effective date: 19991103
2000-09-05	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2000-11-08	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2000-11-08	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2001-07-28	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2001-09-12	18D	Application deemed to be withdrawn	Effective date: 20010224