EP 4357498 A2 20240424 - HOLLOW GUIDE SHAFT, PNEUMATIC SPINNING DEVICE, SPINNING MACHINE, AND HOLLOW GUIDE SHAFT SET
Title (en)
HOLLOW GUIDE SHAFT, PNEUMATIC SPINNING DEVICE, SPINNING MACHINE, AND HOLLOW GUIDE SHAFT SET
Title (de)
HOHLFÜHRUNGSWELLE, PNEUMATISCHE SPINNVORRICHTUNG, SPINNMASCHINE UND HOHLFÜHRUNGSWELLENSATZ
Title (fr)
ARBRE DE GUIDAGE CREUX, DISPOSITIF DE FILAGE PNEUMATIQUE, MÉTIER À FILER ET ENSEMBLE D'ARBRES DE GUIDAGE CREUX
Publication
Application
Priority
JP 2022155316 A 20220928
Abstract (en)
The hollow guide shaft has a shaft portion having a fiber introduction hole into which fibers are introduced and a fiber passage that is continuous with the fiber introduction hole and extends along an axial direction. Where A is an inner diameter of the fiber passage and B is a diameter of an introduction opening serving as an opening end of the fiber introduction hole, 1.12 ≤ B/A ≤ 1.3 is established.
IPC 8 full level
D01H 1/115 (2006.01)
CPC (source: EP)
D01H 1/115 (2013.01)
Citation (applicant)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
EP 4357498 A2 20240424; EP 4357498 A3 20240710; CN 117779267 A 20240329; JP 2024049072 A 20240409
DOCDB simple family (application)
EP 23199978 A 20230927; CN 202311096855 A 20230829; JP 2022155316 A 20220928