JPS53123034A - Keyboard - Google Patents

Keyboard

Info

Publication number
JPS53123034A
JPS53123034A JP3784077A JP3784077A JPS53123034A JP S53123034 A JPS53123034 A JP S53123034A JP 3784077 A JP3784077 A JP 3784077A JP 3784077 A JP3784077 A JP 3784077A JP S53123034 A JPS53123034 A JP S53123034A
Authority
JP
Japan
Prior art keywords
keyboard
luminous element
luminous
signalfrom
miniaturization
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.)
Pending
Application number
JP3784077A
Other languages
Japanese (ja)
Inventor
Yukio Sakano
Toshiya Ogawa
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP3784077A priority Critical patent/JPS53123034A/en
Publication of JPS53123034A publication Critical patent/JPS53123034A/en
Pending legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)

Abstract

PURPOSE: To obtain a high answer speed as well as to realize the miniaturization by controlling the luminous state of the luminous element of a key switch corresponding to the detection signalfrom the luminous element.
COPYRIGHT: (C)1978,JPO&Japio
JP3784077A 1977-04-02 1977-04-02 Keyboard Pending JPS53123034A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3784077A JPS53123034A (en) 1977-04-02 1977-04-02 Keyboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3784077A JPS53123034A (en) 1977-04-02 1977-04-02 Keyboard

Publications (1)

Publication Number Publication Date
JPS53123034A true JPS53123034A (en) 1978-10-27

Family

ID=12508718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3784077A Pending JPS53123034A (en) 1977-04-02 1977-04-02 Keyboard

Country Status (1)

Country Link
JP (1) JPS53123034A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985001596A1 (en) * 1983-10-04 1985-04-11 Keycorp Pty. Limited Tactile function key

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985001596A1 (en) * 1983-10-04 1985-04-11 Keycorp Pty. Limited Tactile function key

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