EP0322515A3 - Tastatur mit Entlüftung - Google Patents

Tastatur mit Entlüftung Download PDF

Info

Publication number
EP0322515A3
EP0322515A3 EP19880115128 EP88115128A EP0322515A3 EP 0322515 A3 EP0322515 A3 EP 0322515A3 EP 19880115128 EP19880115128 EP 19880115128 EP 88115128 A EP88115128 A EP 88115128A EP 0322515 A3 EP0322515 A3 EP 0322515A3
Authority
EP
European Patent Office
Prior art keywords
keyboard
chamber
channel
venting
dome
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Withdrawn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
EP19880115128
Other languages
English (en)
French (fr)
Other versions
EP0322515A2 (de
Inventor
Brian G. Spreadbury
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of EP0322515A2 publication Critical patent/EP0322515A2/de
Publication of EP0322515A3 publication Critical patent/EP0322515A3/de
Withdrawn legal-status Critical Current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
    • H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2203/00—Form of contacts
    • H01H2203/02—Interspersed fingers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2213/00—Venting
    • H01H2213/002—Venting with external pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2213/00—Venting
    • H01H2213/01—Venting with internal pressure of other switch sites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2213/00—Venting
    • H01H2213/01—Venting with internal pressure of other switch sites
    • H01H2213/014—Accumulator chamber
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/006—Only mechanical function
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/002—Layer thickness
    • H01H2227/006—Spacer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/018—Printed contacts; Metal foil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/022—Collapsable dome

Landscapes

  • Push-Button Switches (AREA)
EP19880115128 1987-12-30 1988-09-15 Tastatur mit Entlüftung Withdrawn EP0322515A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13941587A 1987-12-30 1987-12-30
US139415 1987-12-30

Publications (2)

Publication Number Publication Date
EP0322515A2 EP0322515A2 (de) 1989-07-05
EP0322515A3 true EP0322515A3 (de) 1990-09-12

Family

ID=22486538

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19880115128 Withdrawn EP0322515A3 (de) 1987-12-30 1988-09-15 Tastatur mit Entlüftung

Country Status (2)

Country Link
EP (1) EP0322515A3 (de)
JP (1) JPH01209616A (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2571274Y2 (ja) * 1991-09-12 1998-05-18 松下電器産業株式会社 パネルスイッチ
EP0917167B1 (de) * 1997-07-23 2000-10-11 Molex Incorporated Elektrischer Schalter und Schaltungsanordnung
JP2001014973A (ja) * 1999-06-29 2001-01-19 Alps Electric Co Ltd 可動接点付きシート及びシートスイッチ
JP2003536307A (ja) 2000-05-22 2003-12-02 デジット ワイヤレス，エルエルシー 入力装置とその入力方法
EP1528584A3 (de) * 2000-05-22 2005-05-25 Digit Wireless, Llc Eingabegeräte und ihre Verwendung
US6617536B2 (en) * 2000-11-29 2003-09-09 Yazaki Corporation Dome switch
US6552289B2 (en) * 2000-11-29 2003-04-22 Yazaki Corporation Dome switch
US6727445B2 (en) * 2001-06-14 2004-04-27 Secure Care Products, Inc. Sensor pads for patient monitoring devices
FI20021024A (fi) 2002-05-30 2003-12-01 Nokia Corp Päällysrakenne näppäimistöä varten
AU2003257447A1 (en) 2002-07-10 2004-02-02 Ab Beheer B.V. Hand pressure sensor warning device
KR20040088165A (ko) * 2003-04-09 2004-10-16 이수호 피씨비형 택트 스위치
KR100607042B1 (ko) * 2003-06-07 2006-08-01 이수호 피씨비 택트 스위치
JP3808073B2 (ja) * 2003-12-05 2006-08-09 シチズン電子株式会社 キーシートモジュール
US7214874B2 (en) * 2004-11-04 2007-05-08 International Business Machines Corporation Venting device for tamper resistant electronic modules
US7145092B2 (en) 2005-02-25 2006-12-05 Nokia Corporation Keyboard structure
JP2010515613A (ja) * 2007-01-05 2010-05-13 ジョンソン コントロールズ テクノロジー カンパニー フィルムの裏側に設けられる深い谷部を有するマルチ仕上げ成型品
US8089017B2 (en) 2008-10-07 2012-01-03 Research In Motion Limited Sealed dome switch for mobile electronic device
US8282007B1 (en) 2009-04-06 2012-10-09 Dynamics Inc. Laminated cards with manual input interfaces
CN102025076B (zh) * 2009-09-22 2014-03-26 深圳富泰宏精密工业有限公司 防水结构及具有该防水结构的便携式电子装置
DE102009051829B4 (de) * 2009-11-04 2014-05-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Elektrischer Schalter
JP5555547B2 (ja) * 2010-05-31 2014-07-23 ホシデン株式会社 キースイッチ
AU2017335635B2 (en) * 2016-09-29 2023-01-05 Smith & Nephew, Inc. Construction and protection of components in negative pressure wound therapy systems
WO2018165049A1 (en) 2017-03-07 2018-09-13 Smith & Nephew, Inc. Reduced pressure therapy systems and methods including an antenna

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995126A (en) * 1975-04-03 1976-11-30 Magic Dot, Inc. Membrane keyboard apparatus
EP0051749A1 (de) * 1980-11-06 1982-05-19 PREH, Elektrofeinmechanische Werke Jakob Preh Nachf. GmbH & Co. Tastatur
US4423294A (en) * 1982-06-17 1983-12-27 The Hall Company Laminate switch assembly having improved durability
US4463234A (en) * 1983-11-02 1984-07-31 Centralab Inc. Tactile feel membrane switch assembly
GB2183401A (en) * 1985-11-22 1987-06-03 Morse Nena Switch assembly
GB2191340A (en) * 1986-05-20 1987-12-09 Amalgamated Wireless Australas Interchangeable designation for membrane keyboard

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995126A (en) * 1975-04-03 1976-11-30 Magic Dot, Inc. Membrane keyboard apparatus
EP0051749A1 (de) * 1980-11-06 1982-05-19 PREH, Elektrofeinmechanische Werke Jakob Preh Nachf. GmbH & Co. Tastatur
US4423294A (en) * 1982-06-17 1983-12-27 The Hall Company Laminate switch assembly having improved durability
US4463234A (en) * 1983-11-02 1984-07-31 Centralab Inc. Tactile feel membrane switch assembly
GB2183401A (en) * 1985-11-22 1987-06-03 Morse Nena Switch assembly
GB2191340A (en) * 1986-05-20 1987-12-09 Amalgamated Wireless Australas Interchangeable designation for membrane keyboard

Also Published As

Publication number Publication date
JPH01209616A (ja) 1989-08-23
EP0322515A2 (de) 1989-07-05

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Effective date: 19901002