Title:
MANUFACTURING METHOD FOR A REINFORCED THERMOPLASTIC PIPE COMPRISING A BENT PORTION
Document Type and Number:
WIPO Patent Application WO/2022/106231
Kind Code:
A1
Abstract:
Manufacturing method for a pipe which is intended to be mounted in a fluid circuit of an aircraft, the pipe (1) comprising a tube (2) and two connection ends (3), the tube (2) being formed by a thermoplastic material and having a cylindrical shape, the tube (2) defining an internal surface (SI) which is intended to be in contact with the fluid and an external surface (SE) opposite the internal surface (SI), the manufacturing method comprising: • a step (EI) of determining at least two portions (21A, 21B) of the tube (2) to be reinforced, • a step of determining at least one portion (22) to be bent, the portion (22) to be bent being positioned between the two portions (21A, 21B) to be reinforced, • a step of positioning at least one reinforcement band which extends longitudinally over the external surface (SE) of the two portions (21A, 21B) to be reinforced, the portion (22) to be bent not having any reinforcement band, and then • a step of bending the portion (22) to be bent.
Inventors:
PERHERIN DANIEL (FR)
BOULZE DANIEL (FR)
HALLAK NICOLAS (FR)
BOULZE DANIEL (FR)
HALLAK NICOLAS (FR)
Application Number:
PCT/EP2021/080892
Publication Date:
May 27, 2022
Filing Date:
November 08, 2021
Export Citation:
Assignee:
STELIA AEROSPACE (FR)
International Classes:
B29C53/08; F16L9/12; F16L9/128; F16L9/14
Foreign References:
| FR3081532A1 | 2019-11-29 | |||
| EP3285985A1 | 2018-02-28 | |||
| EP3548196A1 | 2019-10-09 | |||
| US20140238525A1 | 2014-08-28 | |||
| US20190113158A1 | 2019-04-18 |
Attorney, Agent or Firm:
ARGYMA (FR)
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