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CPC Subgroup
B41J 7/02

Type-lever actuating mechanisms

Full Title

Type-selecting or type-actuating mechanisms (index setting B41J5/02) > Type-lever actuating mechanisms

8 direct subcodes

Child Classifications

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  • B41J 7/18 Levers having moving or variable fulcra to alter the mechanical advantage during the stroke
  • B41J 7/20 Levers having moving pivots fixed relative to the lever; Type- bars each pivoted on two links
  • B41J 7/22 Type-baskets; Bearings or hangers for type levers
  • B41J 7/24 Construction of type-levers (U-shaped levers B41J7/12)
  • B41J 7/26 Special means, e.g. repulsers, for ensuring return of type- levers
  • B41J 7/28 Key lever and type member returned independently to rest position
  • B41J 7/30 Preventing rebound or clash of levers or type members

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