Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
  • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
  • F15C1/00—Circuit elements having no moving parts
  • F15C1/001—Circuit elements having no moving parts for punched-card machines ; for typewriters ; for keyboards; for conveying cards or tape; for conveying through tubes ; for computers ; for DC-AC transducers for information processing ; for signal transmission
• • 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
  • B41J23/00—Power drives for actions or mechanisms
  • B41J23/20—Fluid-pressure power drives
• • 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
  • B41J5/30—Character or syllable selection controlled by recorded information
  • B41J5/31—Character or syllable selection controlled by recorded information characterised by form of recorded information
  • B41J5/36—Character or syllable selection controlled by recorded information characterised by form of recorded information by punched records, e.g. cards, sheets
  • B41J5/38—Character or syllable selection controlled by recorded information characterised by form of recorded information by punched records, e.g. cards, sheets by strips or tapes
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
  • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
  • G06K7/02—Methods or arrangements for sensing record carriers, e.g. for reading patterns by pneumatic or hydraulic means, e.g. sensing punched holes with compressed air; by sonic means ; by ultrasonic means

Landscapes

• Engineering & Computer Science (AREA)
• General Engineering & Computer Science (AREA)
• Theoretical Computer Science (AREA)
• Physics & Mathematics (AREA)
• Power Engineering (AREA)
• Fluid Mechanics (AREA)
• Mechanical Engineering (AREA)
• Artificial Intelligence (AREA)
• Computer Vision & Pattern Recognition (AREA)
• General Physics & Mathematics (AREA)
• Impression-Transfer Materials And Handling Thereof (AREA)
• Treatment Of Fiber Materials (AREA)

Priority Applications (4)

Applications Claiming Priority (1)

Publications (1)

Family

ID=4306007

Family Applications (1)

Country Status (4)

Family Cites Families (4)

• 0
  • BE BE647886D patent/BE647886A/xx unknown
• 1963
  • 1963-05-17 CH CH621063A patent/CH405785A/de unknown
• 1964
  • 1964-05-09 DE DE1964I0025799 patent/DE1293167B/de active Pending
  • 1964-05-14 GB GB2009764A patent/GB999528A/en not_active Expired

Also Published As

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