JPH0615310Y2 - キースイッチ回路 - Google Patents

キースイッチ回路

Info

Publication number
JPH0615310Y2
JPH0615310Y2 JP1988076807U JP7680788U JPH0615310Y2 JP H0615310 Y2 JPH0615310 Y2 JP H0615310Y2 JP 1988076807 U JP1988076807 U JP 1988076807U JP 7680788 U JP7680788 U JP 7680788U JP H0615310 Y2 JPH0615310 Y2 JP H0615310Y2
Authority
JP
Japan
Prior art keywords
key switch
circuit
short
key
diode
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 - Lifetime
Application number
JP1988076807U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01178634U (US07943777-20110517-C00090.png
Inventor
祐一 永田
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.)
Yamaha Corp
Original Assignee
Yamaha 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 Yamaha Corp filed Critical Yamaha Corp
Priority to JP1988076807U priority Critical patent/JPH0615310Y2/ja
Publication of JPH01178634U publication Critical patent/JPH01178634U/ja
Application granted granted Critical
Publication of JPH0615310Y2 publication Critical patent/JPH0615310Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
  • Electronic Switches (AREA)
JP1988076807U 1988-06-09 1988-06-09 キースイッチ回路 Expired - Lifetime JPH0615310Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988076807U JPH0615310Y2 (ja) 1988-06-09 1988-06-09 キースイッチ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988076807U JPH0615310Y2 (ja) 1988-06-09 1988-06-09 キースイッチ回路

Publications (2)

Publication Number Publication Date
JPH01178634U JPH01178634U (US07943777-20110517-C00090.png) 1989-12-21
JPH0615310Y2 true JPH0615310Y2 (ja) 1994-04-20

Family

ID=31301817

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988076807U Expired - Lifetime JPH0615310Y2 (ja) 1988-06-09 1988-06-09 キースイッチ回路

Country Status (1)

Country Link
JP (1) JPH0615310Y2 (US07943777-20110517-C00090.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5639450B2 (ja) * 2010-11-24 2014-12-10 株式会社ハーマン 操作スイッチの操作検出用回路およびそれを備えた加熱調理器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5885229U (ja) * 1981-11-30 1983-06-09 富士ゼロックス株式会社 キ−マトリクス回路

Also Published As

Publication number Publication date
JPH01178634U (US07943777-20110517-C00090.png) 1989-12-21

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