IPC Subgroup
B65H 67/044 Continuous winding apparatus for winding on two or more winding heads in succession
Introduced: January 1985
Last revised: January 2006
Full Title
Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations > Arrangements for removing completed take-up packages and replacing by cores, formers, or empty receptacles at winding or depositing stations; Transferring material between adjacent full and empty take-up elements > Continuous winding apparatus for winding on two or more winding heads in succession
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- Subclass:
- HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
3 direct subcodes
Child Classifications
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- B65H 67/048 having winding heads arranged on rotary capstan head
- B65H 67/052 having two or more winding heads arranged in parallel to each other
- B65H 67/056 having two or more winding heads arranged in series with each other
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