JPS559280A - Key input unit - Google Patents

Key input unit

Info

Publication number
JPS559280A
JPS559280A JP8189778A JP8189778A JPS559280A JP S559280 A JPS559280 A JP S559280A JP 8189778 A JP8189778 A JP 8189778A JP 8189778 A JP8189778 A JP 8189778A JP S559280 A JPS559280 A JP S559280A
Authority
JP
Japan
Prior art keywords
key
opening
display plate
panel
name
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
JP8189778A
Other languages
Japanese (ja)
Inventor
Akira Yamazaki
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 JP8189778A priority Critical patent/JPS559280A/en
Publication of JPS559280A publication Critical patent/JPS559280A/en
Pending legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)

Abstract

PURPOSE:To make ineffective the keying of the keys for items not used, by providing the means to detect the key symbol of not used key for key name plate set on the panel of the key input unit, setting the key name plate and correctly recognizing the key items not used immdiately and correctly. CONSTITUTION:A plurality of item keys 2 are located on the panel 3, the input item assigned to each key 2 is identified with the name plate 1 on the panel 3, opening 10 is formed on the display plate 1 corresponding to each key 2, the operation of the key 2 is enabled from the opening 10, and letters indicating the name of each item are described aroung the opening 10. Further, the opening 11 to be identified is provided with the display plate 1 corresponding to the location of the switches 7, 7' identifying the key name, and the combination of the open and closing of the switches 7 and 7' identifies the display plate 1. Further, on the display plate 1 on the panel 3, opening 12 is provided, the opening 12 is used as the identification representing the location of the item keys not used determined in advance for the display plate 1, and the knobs 5, 6 and the contacts 8, 9 of the switch for the detection of key identification not used make ineffective the keying of the item keys not used.
JP8189778A 1978-07-07 1978-07-07 Key input unit Pending JPS559280A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8189778A JPS559280A (en) 1978-07-07 1978-07-07 Key input unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8189778A JPS559280A (en) 1978-07-07 1978-07-07 Key input unit

Publications (1)

Publication Number Publication Date
JPS559280A true JPS559280A (en) 1980-01-23

Family

ID=13759220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8189778A Pending JPS559280A (en) 1978-07-07 1978-07-07 Key input unit

Country Status (1)

Country Link
JP (1) JPS559280A (en)

Similar Documents

Publication Publication Date Title
GB1495495A (en) Keyboard
GB1480243A (en) Electrical signal initiating devices
JPS559280A (en) Key input unit
GB2001585A (en) Alphanumeric control keyboard
JPS5710868A (en) Clerk processing method of automatic transaction processing equipment
JPS57136243A (en) Information input keyboard device of character, symbol and the like
JPS5776645A (en) Electronic desk-top calculator
JPS5487454A (en) Information display unit
JPS56132663A (en) Test item input system in cash automatic transaction device
JPS55105733A (en) Multi-item key input unit
JPS57105025A (en) Key input device
JPS5223323A (en) Key switch operation detecting method
JPS57123470A (en) Electronic cash register
JPS5759223A (en) Keyboard device
JPS5469021A (en) Input device
FR2436427B3 (en)
GB1417845A (en) Coding keyboard
GB846376A (en) Improvements in or relating to means for identifying keys
JPS5515590A (en) Chinese-character input device
FR2429462A1 (en) Hair treatment colouring selection system - has keyboard with pushbuttons carrying locks of different coloured hair, for entering data, and LED indicators displaying result
JPS5320998A (en) Cash register
JPS5663637A (en) Keyboard input device
JPS51123522A (en) Key input circuit
JPS5480527A (en) Closed switchboard
JPS6437612A (en) Information processor

Legal Events

Date Code Title Description
FPAY Renewal fee payment

Year of fee payment: 5

Free format text: PAYMENT UNTIL: 20071213

FPAY Renewal fee payment

Free format text: PAYMENT UNTIL: 20081213

Year of fee payment: 6

FPAY Renewal fee payment

Year of fee payment: 7

Free format text: PAYMENT UNTIL: 20091213

FPAY Renewal fee payment

Free format text: PAYMENT UNTIL: 20091213

Year of fee payment: 7

FPAY Renewal fee payment

Year of fee payment: 8

Free format text: PAYMENT UNTIL: 20101213

FPAY Renewal fee payment

Free format text: PAYMENT UNTIL: 20101213

Year of fee payment: 8

FPAY Renewal fee payment

Year of fee payment: 9

Free format text: PAYMENT UNTIL: 20111213

FPAY Renewal fee payment

Free format text: PAYMENT UNTIL: 20111213

Year of fee payment: 9

FPAY Renewal fee payment

Free format text: PAYMENT UNTIL: 20121213

Year of fee payment: 10

FPAY Renewal fee payment

Free format text: PAYMENT UNTIL: 20121213

Year of fee payment: 10

FPAY Renewal fee payment

Free format text: PAYMENT UNTIL: 20131213

Year of fee payment: 11