Classifications

• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; 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
  • G06F3/0232—Manual direct entries, e.g. key to main memory
• • 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
  • B41J5/107—Arrangements of keyboards, e.g. key button disposition for special purposes, e.g. Braille, Chinese, multi-language options

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)

Applications Claiming Priority (2)

Publications (2)

Family

ID=26241304

Family Applications (1)

Country Status (3)

Families Citing this family (11)

• 1979
  • 1979-02-15 GB GB7905377A patent/GB2015220B/en not_active Expired
  • 1979-02-19 IE IE530/79A patent/IE47858B1/en not_active IP Right Cessation
  • 1979-02-22 IT IT48087/79A patent/IT1162273B/it active

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