JPS58122141U - キ−ボ−ド装置 - Google Patents

キ−ボ−ド装置

Info

Publication number
JPS58122141U
JPS58122141U JP1848782U JP1848782U JPS58122141U JP S58122141 U JPS58122141 U JP S58122141U JP 1848782 U JP1848782 U JP 1848782U JP 1848782 U JP1848782 U JP 1848782U JP S58122141 U JPS58122141 U JP S58122141U
Authority
JP
Japan
Prior art keywords
columns
matrix
rows
keyboard device
light
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
JP1848782U
Other languages
English (en)
Japanese (ja)
Other versions
JPS622675Y2 (enrdf_load_stackoverflow
Inventor
萩原　吉弘
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP1848782U priority Critical patent/JPS58122141U/ja
Publication of JPS58122141U publication Critical patent/JPS58122141U/ja
Application granted granted Critical
Publication of JPS622675Y2 publication Critical patent/JPS622675Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Switches Operated By Changes In Physical Conditions (AREA)
JP1848782U 1982-02-15 1982-02-15 キ−ボ−ド装置 Granted JPS58122141U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1848782U JPS58122141U (ja) 1982-02-15 1982-02-15 キ−ボ−ド装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1848782U JPS58122141U (ja) 1982-02-15 1982-02-15 キ−ボ−ド装置

Publications (2)

Publication Number Publication Date
JPS58122141U true JPS58122141U (ja) 1983-08-19
JPS622675Y2 JPS622675Y2 (enrdf_load_stackoverflow) 1987-01-22

Family

ID=30030738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1848782U Granted JPS58122141U (ja) 1982-02-15 1982-02-15 キ−ボ−ド装置

Country Status (1)

Country Link
JP (1) JPS58122141U (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6417348A (en) * 1987-06-25 1989-01-20 Amp Inc Input detector which detects opaque element in lit region in which surrounding light is varied
JP2009231092A (ja) * 2008-03-24 2009-10-08 Kyocera Corp キー押下検出装置並びにこれを備えた電子機器及び通信機器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6417348A (en) * 1987-06-25 1989-01-20 Amp Inc Input detector which detects opaque element in lit region in which surrounding light is varied
JP2009231092A (ja) * 2008-03-24 2009-10-08 Kyocera Corp キー押下検出装置並びにこれを備えた電子機器及び通信機器

Also Published As

Publication number Publication date
JPS622675Y2 (enrdf_load_stackoverflow) 1987-01-22

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