JPS51117826A - Non-contact keyboard - Google Patents

Non-contact keyboard

Info

Publication number
JPS51117826A
JPS51117826A JP50042766A JP4276675A JPS51117826A JP S51117826 A JPS51117826 A JP S51117826A JP 50042766 A JP50042766 A JP 50042766A JP 4276675 A JP4276675 A JP 4276675A JP S51117826 A JPS51117826 A JP S51117826A
Authority
JP
Japan
Prior art keywords
contact keyboard
keyboard
contact
electrodes
highpolymer
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.)
Granted
Application number
JP50042766A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5747445B2 (cs
Inventor
Tatsuro Konuma
Ryohei Kinoshita
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP50042766A priority Critical patent/JPS51117826A/ja
Publication of JPS51117826A publication Critical patent/JPS51117826A/ja
Publication of JPS5747445B2 publication Critical patent/JPS5747445B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Push-Button Switches (AREA)
JP50042766A 1975-04-10 1975-04-10 Non-contact keyboard Granted JPS51117826A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50042766A JPS51117826A (en) 1975-04-10 1975-04-10 Non-contact keyboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50042766A JPS51117826A (en) 1975-04-10 1975-04-10 Non-contact keyboard

Publications (2)

Publication Number Publication Date
JPS51117826A true JPS51117826A (en) 1976-10-16
JPS5747445B2 JPS5747445B2 (cs) 1982-10-09

Family

ID=12645091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50042766A Granted JPS51117826A (en) 1975-04-10 1975-04-10 Non-contact keyboard

Country Status (1)

Country Link
JP (1) JPS51117826A (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5569915A (en) * 1978-11-20 1980-05-27 Nippon Telegraph & Telephone Piezooelectric keyboard
JPS59184930A (ja) * 1983-04-04 1984-10-20 Toshiba Corp キ−ボ−ド装置
JP2012174277A (ja) * 2011-02-23 2012-09-10 Honeywell Internatl Inc 電気抵抗タッチスクリーン・ディスプレイおよびシステム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4944625A (cs) * 1972-08-31 1974-04-26
JPS50151423A (cs) * 1974-05-24 1975-12-05

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4944625A (cs) * 1972-08-31 1974-04-26
JPS50151423A (cs) * 1974-05-24 1975-12-05

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5569915A (en) * 1978-11-20 1980-05-27 Nippon Telegraph & Telephone Piezooelectric keyboard
JPS59184930A (ja) * 1983-04-04 1984-10-20 Toshiba Corp キ−ボ−ド装置
JP2012174277A (ja) * 2011-02-23 2012-09-10 Honeywell Internatl Inc 電気抵抗タッチスクリーン・ディスプレイおよびシステム

Also Published As

Publication number Publication date
JPS5747445B2 (cs) 1982-10-09

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