IPC Subgroup
D01B 5/02 Details
Introduced: September 1968
Last revised: January 2006
Full Title
Hackling or heckling machines > Details
Classification Context
- Section:
- TEXTILES; PAPER
- Class:
- NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- Subclass:
- MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OR FILAMENTS, e.g. FOR SPINNING
7 direct subcodes
Child Classifications
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- D01B 5/04 Apparatus for feeding, holding, or conveying materials to or in machines
- D01B 5/06 Construction, mounting, or operating features of heckling devices
- D01B 5/08 Arrangements for removing, or disposing of, tow or waste
- D01B 5/1 Touch pins or other ending devices
- D01B 5/12 Framework; Casings; Coverings
- D01B 5/14 Driving arrangements
- D01B 5/16 Arrangements for confining or removing dust or the like
Top Applicants
Top 10 applicants by patent filingsfor class D01, 2013–2023, worldwide · Source: EPO PATSTAT
- NATIONAL DONG HWA UNIVERSITY 1,242
- MASCHINENFABRIK RIETER CH 1,162
- TORAY INDUSTRIES JP 1,093
- TORAY INDUSTRIES 802
- JIANGNAN UNIVERSITY 771
- WUHAN TEXTILE UNIVERSITY 663
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 653
- CHINESE ACADEMY OF SCIENCES 559
- LENZING AT 525
- MURATA MACHINERY 492