IPC Main Group
B65G 23/00 Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
Introduced: September 1968
Last revised: January 2006
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
6 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B65G 23/02 Belt- or chain-engaging elements
- B65G 23/22 Arrangements or mountings of driving motors
- B65G 23/24 Gearing between driving motor and belt- or chain-engaging elements
- B65G 23/32 for effecting drive at two or more points spaced along the length of the conveyors
- B65G 23/38 for effecting intermittent movement of belts or chains
- B65G 23/44 Belt- or chain-tensioning arrangements
Top Applicants
Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT
- CANON 3,755
- SGCC(STATE GRID CORPORATION OF CHINA) 3,721
- YOSHINO KOGYOSHO COMPANY 3,659
- DNP (DAINIPPON PRINTING COMPANY) 3,573
- KRONES DE 3,114
- P&G (PROCTER & GAMBLE COMPANY) US 2,777
- TOPPAN PRINTING COMPANY 2,720
- SEIKO EPSON CORPORATION 2,574
- KYOCERA DOCUMENT SOLUTIONS 2,371
- RICOH COMPANY 2,349