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CA2759475C - Keypad apparatus and methods - Google Patents

Keypad apparatus and methods Download PDF

Info

Publication number
CA2759475C
CA2759475C CA2759475A CA2759475A CA2759475C CA 2759475 C CA2759475 C CA 2759475C CA 2759475 A CA2759475 A CA 2759475A CA 2759475 A CA2759475 A CA 2759475A CA 2759475 C CA2759475 C CA 2759475C
Authority
CA
Canada
Prior art keywords
circuit board
printed circuit
keypad
electrical switch
tab
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.)
Active
Application number
CA2759475A
Other languages
English (en)
French (fr)
Other versions
CA2759475A1 (en
Inventor
Albert Murray Pegg
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.)
BlackBerry Ltd
Original Assignee
BlackBerry Ltd
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 BlackBerry Ltd filed Critical BlackBerry Ltd
Publication of CA2759475A1 publication Critical patent/CA2759475A1/en
Application granted granted Critical
Publication of CA2759475C publication Critical patent/CA2759475C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01H13/88—Processes specially adapted for manufacture of rectilinearly movable switches having a plurality of operating members associated with different sets of contacts, e.g. keyboards
    • 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
    • H01H13/83—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 characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2203/00—Form of contacts
    • H01H2203/056—Cuts or depressions in support, e.g. to isolate contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H01H2209/004—Depressions or protrusions on switch sites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/012—Positioning of individual dome
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H01H2219/044—Edge lighting of layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/062—Light conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/008—Die stamping

Landscapes

  • Push-Button Switches (AREA)
CA2759475A 2010-12-30 2011-11-25 Keypad apparatus and methods Active CA2759475C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10197362.6 2010-12-30
EP20100197362 EP2472544B1 (de) 2010-12-30 2010-12-30 Tastaturvorrichtung und Verfahren

Publications (2)

Publication Number Publication Date
CA2759475A1 CA2759475A1 (en) 2012-06-30
CA2759475C true CA2759475C (en) 2016-08-16

Family

ID=43896654

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2759475A Active CA2759475C (en) 2010-12-30 2011-11-25 Keypad apparatus and methods

Country Status (2)

Country Link
EP (1) EP2472544B1 (de)
CA (1) CA2759475C (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104219351A (zh) * 2013-06-04 2014-12-17 苏州市狮威电子有限公司 手机按键的辅助安装装置
CN106980389B (zh) * 2017-04-27 2023-05-05 华侨大学 一种基于光纤传感技术的远程键盘控制指令系统
CN111722732B (zh) * 2019-03-22 2022-08-12 致伸科技股份有限公司 触控板模块

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56128523A (en) * 1980-03-11 1981-10-08 Matsushita Electric Ind Co Ltd Method of producing keyboard switch
US6698085B2 (en) * 2001-08-30 2004-03-02 Novatech Electro-Luminescent, Inc. Method for manufacturing low cost electroluminescent (EL) illuminated membrane switches
US7070349B2 (en) * 2004-06-18 2006-07-04 Motorola, Inc. Thin keyboard and components for electronics devices and methods
JP4926762B2 (ja) * 2006-08-03 2012-05-09 シチズン電子株式会社 発光シートモジュール

Also Published As

Publication number Publication date
EP2472544B1 (de) 2014-03-26
EP2472544A1 (de) 2012-07-04
CA2759475A1 (en) 2012-06-30

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