GB8320242D0 - Computer keyboards - Google Patents

Computer keyboards

Info

Publication number
GB8320242D0
GB8320242D0 GB838320242A GB8320242A GB8320242D0 GB 8320242 D0 GB8320242 D0 GB 8320242D0 GB 838320242 A GB838320242 A GB 838320242A GB 8320242 A GB8320242 A GB 8320242A GB 8320242 D0 GB8320242 D0 GB 8320242D0
Authority
GB
United Kingdom
Prior art keywords
computer keyboards
keyboards
computer
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
GB838320242A
Other versions
GB2134293B (en
GB2134293A (en
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.)
Laitram LLC
Original Assignee
Laitram LLC
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 US06/459,997 external-priority patent/US4567567A/en
Priority claimed from US06459998 external-priority patent/US4547860B1/en
Application filed by Laitram LLC filed Critical Laitram LLC
Publication of GB8320242D0 publication Critical patent/GB8320242D0/en
Publication of GB2134293A publication Critical patent/GB2134293A/en
Application granted granted Critical
Publication of GB2134293B publication Critical patent/GB2134293B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • G06F3/0219—Special purpose keyboards
    • 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
    • B41J5/10—Arrangements of keyboards, e.g. key button disposition
    • 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
    • B41J5/28—Multiple-action keys, e.g. keys depressed by two or more amounts or movable in two or more directions to effect different functions or selections
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
    • G06F3/0233—Character input methods
    • G06F3/0235—Character input methods using chord techniques
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
    • G06F3/0233—Character input methods
    • G06F3/0236—Character input methods using selection techniques to select from displayed items
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
    • G06F3/0238—Programmable keyboards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
    • G06F3/027—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes for insertion of the decimal point
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/12—Push-buttons
    • H01H2003/127—Details of the key cap concerning the actuation by fingernails or having provision to allow usage with long fingernails
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/036—Plural multifunctional miniature keys for one symbol
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/002—Legends replaceable; adaptable
    • H01H2219/01—Liquid crystal
    • H01H2219/011—Liquid crystal with integrated photo- or thermovoltaic cell as power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
GB08320242A 1983-01-21 1983-07-27 Computer keyboard system Expired GB2134293B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US46000483A 1983-01-21 1983-01-21
US06/459,997 US4567567A (en) 1983-01-21 1983-01-21 Computer keyboard displaying many operating instructions with few keys
US06459998 US4547860B1 (en) 1983-01-21 1983-01-21 Computer keyboards with few keys designating hundreds of functions

Publications (3)

Publication Number Publication Date
GB8320242D0 true GB8320242D0 (en) 1983-09-01
GB2134293A GB2134293A (en) 1984-08-08
GB2134293B GB2134293B (en) 1986-06-25

Family

ID=27412794

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08320242A Expired GB2134293B (en) 1983-01-21 1983-07-27 Computer keyboard system

Country Status (1)

Country Link
GB (1) GB2134293B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4680728A (en) * 1984-10-17 1987-07-14 Ncr Corporation User-friendly technique and apparatus for entering alphanumeric data through a numeric keyboard
SE460242B (en) * 1987-04-07 1989-09-18 Ibm Svenska Ab METHOD FOR SIGN Coding Generation
EP0313207A3 (en) * 1987-10-23 1990-05-30 Hewlett-Packard Company Method and apparatus for inputting characters
US5080516A (en) * 1988-01-19 1992-01-14 Sarasota Technologies, Inc. Computer keyboard function key guide
WO1989006600A1 (en) * 1988-01-19 1989-07-27 Ward Ridley C Computer keyboard software key guide holder
FR2642703A1 (en) * 1989-02-03 1990-08-10 Tuilier Jean Jacques SIMPLIFIED INTERNATIONAL ALPHABETIC KEYBOARD
US5020140A (en) * 1990-03-05 1991-05-28 Rca Licensing Corporation Three digit channel entry system
US6378234B1 (en) * 1999-04-09 2002-04-30 Ching-Hsing Luo Sequential stroke keyboard

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1292113A (en) * 1968-10-04 1972-10-11 Reginald George Maling Improved data processing equipment
US3831147A (en) * 1972-01-26 1974-08-20 H Kafafian Communication system for the handicapped
SE420447B (en) * 1978-11-21 1981-10-05 Ibm Svenska Ab METHOD FOR GENERATING CHARACTER CODES BY A KEYBOARD AND DEVICE FOR EXECUTING THE METHOD

Also Published As

Publication number Publication date
GB2134293B (en) 1986-06-25
GB2134293A (en) 1984-08-08

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20030726