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EP0729164A3 - Keyboard with protection sheet - Google Patents

Keyboard with protection sheet Download PDF

Info

Publication number
EP0729164A3
EP0729164A3 EP95117659A EP95117659A EP0729164A3 EP 0729164 A3 EP0729164 A3 EP 0729164A3 EP 95117659 A EP95117659 A EP 95117659A EP 95117659 A EP95117659 A EP 95117659A EP 0729164 A3 EP0729164 A3 EP 0729164A3
Authority
EP
European Patent Office
Prior art keywords
keyboard
protection sheet
sheet
protection
Prior art date
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Withdrawn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.)
Filing date
Publication date
Application filed by Preh GmbH filed Critical Preh GmbH
Publication of EP0729164A2 publication Critical patent/EP0729164A2/en
Publication of EP0729164A3 publication Critical patent/EP0729164A3/en
Withdrawn legal-status Critical Current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
    • H01H13/70—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
DE19505852 1995-02-21
DE19505852A DE19505852C1 (en) 1995-02-21 1995-02-21 Keyboard panel with protective foil e.g. for cash registers

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
EP1964415B1 (en) 2005-12-13 2015-09-23 Koninklijke Philips N.V. autostereoscopic 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
JP5462668B2 (en) * 2009-03-12 2014-04-02 パナソニック株式会社 Input device
JP2011187298A (en) * 2009-03-12 2011-09-22 Panasonic Corp Protective sheet and input device equipped with the same
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
US10809809B2 (en) * 2016-06-14 2020-10-20 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

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

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