ES361214A1 - Aparato que utiliza elementos piezoelectricos para comple- tar circuitos. - Google Patents

Aparato que utiliza elementos piezoelectricos para comple- tar circuitos.

Info

Publication number
ES361214A1
ES361214A1 ES361214A ES361214A ES361214A1 ES 361214 A1 ES361214 A1 ES 361214A1 ES 361214 A ES361214 A ES 361214A ES 361214 A ES361214 A ES 361214A ES 361214 A1 ES361214 A1 ES 361214A1
Authority
ES
Spain
Prior art keywords
piezo
push
elements
loaded
buttons
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.)
Expired
Application number
ES361214A
Other languages
English (en)
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES361214A1 publication Critical patent/ES361214A1/es
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
ES361214A 1967-12-07 1968-12-07 Aparato que utiliza elementos piezoelectricos para comple- tar circuitos. Expired ES361214A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5574267A GB1198308A (en) 1967-12-07 1967-12-07 Push Button Signalling

Publications (1)

Publication Number Publication Date
ES361214A1 true ES361214A1 (es) 1970-11-01

Family

ID=10474763

Family Applications (1)

Application Number Title Priority Date Filing Date
ES361214A Expired ES361214A1 (es) 1967-12-07 1968-12-07 Aparato que utiliza elementos piezoelectricos para comple- tar circuitos.

Country Status (8)

Country Link
BE (1) BE725116A (de)
CH (1) CH492350A (de)
DE (1) DE1812021A1 (de)
ES (1) ES361214A1 (de)
FR (1) FR1599158A (de)
GB (1) GB1198308A (de)
IE (1) IE32241B1 (de)
NL (1) NL6817585A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1363215A (en) * 1973-01-04 1974-08-14 Mullard Ltd Mechanical-electrical transducer
JPS5410214B2 (de) * 1973-10-15 1979-05-02
GB9000932D0 (en) * 1990-01-16 1990-03-14 Maygay Machines Machine controls
DE4231734A1 (de) * 1991-09-26 1993-04-01 Fuji Electric Co Ltd Piezoelektrische einrichtung
BE1014200A7 (fr) * 2001-05-29 2003-06-03 Joye Jean Telephone pour handicapes concu pour permettre la manipulation, sans usage de la vue et/ou par des personnes a dexterite manuelle reduite.
KR20050027654A (ko) * 2003-09-16 2005-03-21 에스케이텔레텍주식회사 슬라이드형 이동통신단말기

Also Published As

Publication number Publication date
GB1198308A (en) 1970-07-08
NL6817585A (de) 1969-06-10
DE1812021A1 (de) 1969-08-14
IE32241B1 (en) 1973-05-30
BE725116A (de) 1969-06-09
CH492350A (de) 1970-06-15
FR1599158A (de) 1970-07-15
IE32241L (en) 1969-06-07

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