ZA828271B - Low profile keyboard switch - Google Patents

Low profile keyboard switch

Info

Publication number
ZA828271B
ZA828271B ZA828271A ZA828271A ZA828271B ZA 828271 B ZA828271 B ZA 828271B ZA 828271 A ZA828271 A ZA 828271A ZA 828271 A ZA828271 A ZA 828271A ZA 828271 B ZA828271 B ZA 828271B
Authority
ZA
South Africa
Prior art keywords
low profile
keyboard switch
profile keyboard
switch
low
Prior art date
Application number
ZA828271A
Other languages
English (en)
Inventor
Andrew Voge
Daniel R Sparks
Barry W Mullins
Original Assignee
Becton Dickinson 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 Becton Dickinson Co filed Critical Becton Dickinson Co
Publication of ZA828271B publication Critical patent/ZA828271B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
ZA828271A 1982-02-16 1982-11-11 Low profile keyboard switch ZA828271B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/349,349 US4408252A (en) 1982-02-16 1982-02-16 Low profile keyboard switch

Publications (1)

Publication Number Publication Date
ZA828271B true ZA828271B (en) 1983-09-28

Family

ID=23372013

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA828271A ZA828271B (en) 1982-02-16 1982-11-11 Low profile keyboard switch

Country Status (9)

Country Link
US (1) US4408252A (xx)
JP (1) JPS6022462B2 (xx)
AU (1) AU547900B2 (xx)
CA (1) CA1194182A (xx)
DE (1) DE3301058C2 (xx)
FR (1) FR2521801B1 (xx)
GB (1) GB2116120B (xx)
NZ (1) NZ202395A (xx)
ZA (1) ZA828271B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475142A (en) * 1982-02-16 1984-10-02 Becton Dickinson And Company Low profile keyboard switch
US4412754A (en) * 1982-09-23 1983-11-01 Becton Dickinson And Company Space bar for low profile keyboards
DE8705193U1 (de) * 1987-04-07 1987-05-27 Mannesmann Kienzle GmbH, 7730 Villingen-Schwenningen Taste für eine Werteingabetastatur
JP2990224B2 (ja) * 1991-02-27 1999-12-13 沖電気工業株式会社 押釦スイッチおよびその製造方法
US5386091A (en) * 1993-04-08 1995-01-31 Compaq Computer Corporation Low profile keyswitch
US20030031595A1 (en) * 2001-08-13 2003-02-13 Kirchhevel G. Lamar Blood glucose sensor dispensing instrument having a modular electronics assembly
JP4786509B2 (ja) * 2005-12-20 2011-10-05 東芝テック株式会社 印字装置
WO2017217974A1 (en) 2016-06-14 2017-12-21 Hewlett-Packard Development Company, L.P. Recessed keycaps
JP7366706B2 (ja) * 2019-11-22 2023-10-23 東プレ株式会社 静電容量式スイッチ

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2127262A5 (xx) * 1971-03-02 1972-10-13 Oreor Sa Ets
GB1372349A (en) * 1971-07-09 1974-10-30 Alphameric Holdings Ltd Keyboards for electronic circuits
US3750113A (en) * 1971-11-12 1973-07-31 Becton Dickinson Co Capacitive keyboard
US3778817A (en) * 1972-08-02 1973-12-11 Xerox Corp Output keyboard apparatus and signal translating methods therefor
JPS5329226B2 (xx) * 1973-08-23 1978-08-19
US4090229A (en) * 1976-09-30 1978-05-16 Becton, Dickinson Electronics Company Capacitive key for keyboard
GB1584345A (en) * 1977-05-11 1981-02-11 Alphameric Keyboards Ltd Keyboards
US4307268A (en) * 1978-11-17 1981-12-22 Rogers Corporation Tactile element and keyboard including the tactile element
GB2070864B (en) * 1979-09-10 1983-12-21 Int Standard Electric Corp Keyboard assembly
US4300029A (en) * 1980-01-09 1981-11-10 W. H. Brady Co. Remote membrane switch
DE3007239C2 (de) * 1980-02-27 1985-02-07 Standard Elektrik Lorenz Ag, 7000 Stuttgart Tastatur mit einer Vielzahl von Tastengliedern
US4325102A (en) * 1980-10-10 1982-04-13 General Instrument Corporation Variable capacitor for use in a keyboard
US4357646A (en) * 1981-01-21 1982-11-02 Illinois Tool Works Inc. Capacitive keyswitch with overtravel mechanism on moveable plate

Also Published As

Publication number Publication date
JPS58142713A (ja) 1983-08-24
FR2521801A1 (fr) 1983-08-19
US4408252A (en) 1983-10-04
DE3301058A1 (de) 1983-09-01
FR2521801B1 (fr) 1987-12-31
DE3301058C2 (de) 1985-02-28
GB2116120A (en) 1983-09-21
AU547900B2 (en) 1985-11-07
NZ202395A (en) 1984-12-14
AU9147582A (en) 1983-08-25
GB2116120B (en) 1985-08-14
JPS6022462B2 (ja) 1985-06-01
GB8300869D0 (en) 1983-02-16
CA1194182A (en) 1985-09-24

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