JPS53120228A - Key input device - Google Patents

Key input device

Info

Publication number
JPS53120228A
JPS53120228A JP3454277A JP3454277A JPS53120228A JP S53120228 A JPS53120228 A JP S53120228A JP 3454277 A JP3454277 A JP 3454277A JP 3454277 A JP3454277 A JP 3454277A JP S53120228 A JPS53120228 A JP S53120228A
Authority
JP
Japan
Prior art keywords
input device
key input
keyboard
encoder
counter
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
JP3454277A
Other languages
Japanese (ja)
Other versions
JPS5711451B2 (en
Inventor
Hirokazu Ando
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 JP3454277A priority Critical patent/JPS53120228A/en
Publication of JPS53120228A publication Critical patent/JPS53120228A/en
Publication of JPS5711451B2 publication Critical patent/JPS5711451B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)

Abstract

PURPOSE: To secure an automatic diagnosis of the keyboard by adding a counter to the keyboard to use the output for the input of the encoder.
COPYRIGHT: (C)1978,JPO&Japio
JP3454277A 1977-03-30 1977-03-30 Key input device Granted JPS53120228A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3454277A JPS53120228A (en) 1977-03-30 1977-03-30 Key input device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3454277A JPS53120228A (en) 1977-03-30 1977-03-30 Key input device

Publications (2)

Publication Number Publication Date
JPS53120228A true JPS53120228A (en) 1978-10-20
JPS5711451B2 JPS5711451B2 (en) 1982-03-04

Family

ID=12417175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3454277A Granted JPS53120228A (en) 1977-03-30 1977-03-30 Key input device

Country Status (1)

Country Link
JP (1) JPS53120228A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967049U (en) * 1982-10-26 1984-05-07 日本マランツ株式会社 sound system
JP2006340741A (en) * 2005-06-07 2006-12-21 Nakabayashi Co Ltd Partition and cabinet

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5175329A (en) * 1974-12-25 1976-06-29 Alps Electric Co Ltd Jikoshindankinoo sonaerukiiboodonyuryokuyunitsuto

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5175329A (en) * 1974-12-25 1976-06-29 Alps Electric Co Ltd Jikoshindankinoo sonaerukiiboodonyuryokuyunitsuto

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967049U (en) * 1982-10-26 1984-05-07 日本マランツ株式会社 sound system
JP2006340741A (en) * 2005-06-07 2006-12-21 Nakabayashi Co Ltd Partition and cabinet

Also Published As

Publication number Publication date
JPS5711451B2 (en) 1982-03-04

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