EP 4377065 A1 20240605 - TUBE COMPRISING A PULTRUDED CYLINDRICAL ELEMENT
Title (en)
TUBE COMPRISING A PULTRUDED CYLINDRICAL ELEMENT
Title (de)
ROHR MIT PULTRUDIERTEM ZYLINDRISCHEM ELEMENT
Title (fr)
TUBE COMPORTANT UN ÉLÉMENT CYLINDRIQUE PULTRUDÉ
Publication
Application
Priority
- FR 2108128 A 20210727
- FR 2022051515 W 20220727
Abstract (en)
[origin: WO2023007094A1] The invention relates to a tube comprising: - at least one cylindrical element made of a pultruded fibrous material impregnated with a thermoplastic matrix, - at least one additional fibrous reinforcement, partially or completely enclosing the cylindrical element(s), the fibers contained in the additional fibrous reinforcement being positioned along a different axis to the longitudinal axis of the cylindrical element, the total fibre content of the tube being between 40 and 70% by volume relative to the volume of the matrix and fibres contained in the tube.
IPC 8 full level
B29C 63/24 (2006.01); B29C 70/52 (2006.01); B29D 23/00 (2006.01); F16L 9/12 (2006.01); F16L 9/14 (2006.01)
CPC (source: EP)
B29C 63/24 (2013.01); B29C 70/525 (2013.01); B29D 23/001 (2013.01); F16L 9/12 (2013.01); F16L 9/14 (2013.01)
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 MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
FR 3125742 A1 20230203; FR 3125742 B1 20240301; CN 117729992 A 20240319; EP 4377065 A1 20240605; WO 2023007094 A1 20230202
DOCDB simple family (application)
FR 2108128 A 20210727; CN 202280052754 A 20220727; EP 22764442 A 20220727; FR 2022051515 W 20220727