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IPC Subgroup
B65G 23/4

Applications of pawl-and-ratchet mechanisms or Geneva wheels

Introduced: September 1968

Last revised: January 2006

Full Title

Driving gear for endless conveyors; Belt- or chain-tensioning arrangements > for effecting intermittent movement of belts or chains > Applications of pawl-and-ratchet mechanisms or Geneva wheels

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
Subclass:
TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS

Related Keywords

GENEVA in conveyers

Top Applicants

Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON 3,755
  2. SGCC(STATE GRID CORPORATION OF CHINA) 3,721
  3. YOSHINO KOGYOSHO COMPANY 3,659
  4. DNP (DAINIPPON PRINTING COMPANY) 3,573
  5. KRONES DE 3,114
  6. P&G (PROCTER & GAMBLE COMPANY) US 2,777
  7. TOPPAN PRINTING COMPANY 2,720
  8. SEIKO EPSON CORPORATION 2,574
  9. KYOCERA DOCUMENT SOLUTIONS 2,371
  10. RICOH COMPANY 2,349