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CPC Subgroup
B41B 11/18

Devices or arrangements for assembling matrices and space bands (control devices therefor B41B27/44)

Full Title

Details of, or accessories for, machines for mechanical composition using matrices for individual characters which are selected and assembled for type casting or moulding > Devices or arrangements for assembling matrices and space bands (control devices therefor B41B27/44)

9 direct subcodes

Child Classifications

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  • B41B 11/20 Assembler guide channels
  • B41B 11/22 Assembler cover plates or framework
  • B41B 11/24 Belt conveyors co-operating with assembler guides
  • B41B 11/26 Devices for feeding or guiding space bands into association with matrices
  • B41B 11/28 Star wheels or other stacking devices for matrices and space bands; Guides associated therewith
  • B41B 11/30 Assembler elevators or associated mechanisms, e.g. braking devices, retaining pawls, line resistants, delivery slides
  • B41B 11/32 Transfer channels or line-delivery carriages
  • B41B 11/34 First elevators or associated mechanisms
  • B41B 11/36 for presenting matrices or space bands directly to moulds

Top Applicants

Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 8,446
  2. SEIKO EPSON CORPORATION JP 8,438
  3. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
  4. CANON JP 5,419
  5. CANON 4,156
  6. BROTHER INDUSTRIES JP 3,763
  7. BROTHER INDUSTRIES 2,779
  8. RICOH COMPANY JP 2,717
  9. FUJIFILM JP 2,423
  10. RICOH COMPANY 1,739