NL189157B - INPUT DEVICE FOR A KEYBOARD. - Google Patents

INPUT DEVICE FOR A KEYBOARD.

Info

Publication number
NL189157B
NL189157B NL7502101A NL7502101A NL189157B NL 189157 B NL189157 B NL 189157B NL 7502101 A NL7502101 A NL 7502101A NL 7502101 A NL7502101 A NL 7502101A NL 189157 B NL189157 B NL 189157B
Authority
NL
Netherlands
Prior art keywords
keyboard
input device
input
Prior art date
Application number
NL7502101A
Other languages
Dutch (nl)
Other versions
NL7502101A (en
NL189157C (en
Original Assignee
Canon Kk
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
Priority claimed from JP49021683A external-priority patent/JPS50113777A/ja
Priority claimed from JP2168274A external-priority patent/JPS50113329A/ja
Priority claimed from JP50016101A external-priority patent/JPS584366B2/en
Application filed by Canon Kk filed Critical Canon Kk
Publication of NL7502101A publication Critical patent/NL7502101A/en
Publication of NL189157B publication Critical patent/NL189157B/en
Application granted granted Critical
Publication of NL189157C publication Critical patent/NL189157C/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/7013—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard in which the movable contacts of each switch site or of a row of switch sites are formed in a single plate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J15/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in continuous form, e.g. webs
    • B41J15/04—Supporting, feeding, or guiding devices; Mountings for web rolls or spindles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/26—Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/12—Construction of key buttons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2225/00—Switch site location
    • H01H2225/018—Consecutive operations
NL7502101A 1974-02-22 1975-02-21 INPUT DEVICE FOR A KEYBOARD. NL189157C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP49021683A JPS50113777A (en) 1974-02-22 1974-02-22
JP2168274A JPS50113329A (en) 1974-02-22 1974-02-22
JP50016101A JPS584366B2 (en) 1975-02-07 1975-02-07 Niyuuriyokusouchi

Publications (3)

Publication Number Publication Date
NL7502101A NL7502101A (en) 1975-08-26
NL189157B true NL189157B (en) 1992-08-17
NL189157C NL189157C (en) 1993-01-18

Family

ID=27281252

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502101A NL189157C (en) 1974-02-22 1975-02-21 INPUT DEVICE FOR A KEYBOARD.

Country Status (2)

Country Link
DE (1) DE2507581C2 (en)
NL (1) NL189157C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4409599A (en) * 1980-10-27 1983-10-11 Casio Computer Co., Ltd. Printing control device for thermal printer
DE8912310U1 (en) * 1989-10-17 1989-12-07 Schweers Informationstechnologie Gmbh, 4150 Krefeld Mobile data collection device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3684842A (en) * 1970-07-01 1972-08-15 Texas Instruments Inc Pushbutton keyboard switch assembly with improved over center diaphragm contact

Also Published As

Publication number Publication date
NL7502101A (en) 1975-08-26
DE2507581A1 (en) 1975-08-28
DE2507581C2 (en) 1981-09-17
NL189157C (en) 1993-01-18

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BT A document has been added to the application laid open to public inspection
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Lapsed because of reaching the maxim lifetime of a patent