DK68578A - Trykknapsbetjent elektrisk kontakt - Google Patents

Trykknapsbetjent elektrisk kontakt

Info

Publication number
DK68578A
DK68578A DK68578A DK68578A DK68578A DK 68578 A DK68578 A DK 68578A DK 68578 A DK68578 A DK 68578A DK 68578 A DK68578 A DK 68578A DK 68578 A DK68578 A DK 68578A
Authority
DK
Denmark
Prior art keywords
electrical contact
push button
button operated
operated electrical
push
Prior art date
Application number
DK68578A
Other languages
Danish (da)
English (en)
Inventor
W D Cragg
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of DK68578A publication Critical patent/DK68578A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
    • 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
    • H03K17/96—Touch switches
    • H03K17/964—Piezoelectric touch switches
    • H03K17/9643—Piezoelectric touch switches using a plurality of detectors, e.g. keyboard
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/96015—Constructional details for touch switches
    • H03K2217/96027—Piezoelectric snap spring

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Push-Button Switches (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Input From Keyboards Or The Like (AREA)
DK68578A 1977-02-17 1978-02-16 Trykknapsbetjent elektrisk kontakt DK68578A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6689/77A GB1560426A (en) 1977-02-17 1977-02-17 Posh-button operated electrical switches

Publications (1)

Publication Number Publication Date
DK68578A true DK68578A (da) 1978-08-18

Family

ID=9819016

Family Applications (1)

Application Number Title Priority Date Filing Date
DK68578A DK68578A (da) 1977-02-17 1978-02-16 Trykknapsbetjent elektrisk kontakt

Country Status (13)

Country Link
JP (1) JPS53121180A (de)
AR (1) AR213349A1 (de)
AU (1) AU3321278A (de)
BR (1) BR7800837A (de)
CA (1) CA1109974A (de)
DE (1) DE2805332C3 (de)
DK (1) DK68578A (de)
ES (1) ES467076A1 (de)
FR (1) FR2381421A1 (de)
GB (1) GB1560426A (de)
IT (1) IT1112615B (de)
MX (1) MX144177A (de)
NL (1) NL7801691A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409654B1 (fr) * 1977-11-17 1985-10-04 Thomson Csf Dispositif transducteur piezoelectrique et son procede de fabrication
JPS5840805B2 (ja) * 1978-04-10 1983-09-08 東レ株式会社 座標入力用構造体
DE2915410C2 (de) * 1979-04-17 1981-06-19 Siemens AG, 1000 Berlin und 8000 München Drucktasteneinrichtung mit piezoelektrischem Wandler
DE2915456C2 (de) * 1979-04-17 1981-05-14 Siemens AG, 1000 Berlin und 8000 München Drucktasteneinrichtung mit piezoelektrischem Wandler
US5216316A (en) * 1989-12-18 1993-06-01 Ralph Ipcinski Piezo electric transducer
DE4231734A1 (de) * 1991-09-26 1993-04-01 Fuji Electric Co Ltd Piezoelektrische einrichtung
FR2687036B1 (fr) * 1992-02-04 1994-03-18 Alcatel Business Systems Dispositif a commande manuelle devant assurer au moins deux fonctions differentes.
DE102004035444A1 (de) * 2004-07-22 2006-02-16 Volkswagen Ag Bedienelement für ein Kraftfahrzeug
JP6403059B2 (ja) * 2013-12-03 2018-10-10 学校法人東京理科大学 発電装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1399251A (en) * 1971-05-19 1975-07-02 Post Office Electrical signal generators
JPS4871929A (de) * 1971-12-28 1973-09-28
CA1026237A (en) * 1973-09-17 1978-02-14 Kureha Kagaku Kogyo Kabushiki Kaisha Key board switch
JPS5410214B2 (de) * 1973-10-15 1979-05-02
JPS50151423A (de) * 1974-05-24 1975-12-05

Also Published As

Publication number Publication date
DE2805332B2 (de) 1979-10-25
DE2805332C3 (de) 1980-07-10
DE2805332A1 (de) 1978-08-31
ES467076A1 (es) 1978-11-01
MX144177A (es) 1981-09-08
NL7801691A (nl) 1978-08-21
IT7820109A0 (it) 1978-02-09
GB1560426A (en) 1980-02-06
IT1112615B (it) 1986-01-20
BR7800837A (pt) 1978-10-10
JPS53121180A (en) 1978-10-23
CA1109974A (en) 1981-09-29
AR213349A1 (es) 1979-01-15
FR2381421A1 (fr) 1978-09-15
AU3321278A (en) 1979-08-16

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment