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CPC Subgroup Additional Only
D03C 2700/0105

Cam-driven heald frame movement

Full Title

Shedding mechanisms > Shedding mechanisms using heald frames > Cam-driven heald frame movement

3 direct subcodes

Child Classifications

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  • D03C 2700/0111 Devices for levelling the heald frames; Coupling and uncoupling the drive for the heald frames; Devices for holding the shed open
  • D03C 2700/0116 Arrangements in which warp threads pass one another at different heights
  • D03C 2700/0122 Devices for adjusting the geometric and time parameters of shed opening

Top Applicants

Top 10 applicants by patent filingsfor class D03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. TORAY INDUSTRIES JP 517
  2. PICANOL BE 214
  3. TOYOTA INDUSTRIES CORPORATION 210
  4. JIANGSU COLLEGE OF ENGINEERING AND TECHNOLOGY 202
  5. SANKO TEKSTIL ISLETMELERI SAN. VE TIC. TR 196
  6. TOYOTA INDUSTRIES CORPORATION JP 193
  7. FEDERAL-MOGUL POWERTRAIN US 188
  8. SAFRAN AIRCRAFT ENGINES FR 187
  9. SAFRAN FR 168
  10. ASAHI KASEI JP 150