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Patent Searching and Data


Title:
PROCESS FOR MANUFACTURING A HOLLOW BODY
Document Type and Number:
WIPO Patent Application WO/2013/093089
Kind Code:
A3
Abstract:
The present invention relates to a process for manufacturing a hollow body comprising a thermoplastic wall and a fibrous reinforcement welded on at least one portion of the outer surface of said wall, the fibrous reinforcement comprising a thermoplastic similar to or compatible with that of the wall of the hollow body, having a thickness of at least 1 mm and comprising from 30 to 60% in weight of fibres, according to which: • the portion of the outer surface of the hollow body, where the reinforcement will be welded, is heated; • the fibrous reinforcement is also heated so as to soften or even preferably melt the thermoplastic of the reinforcement; and • the reinforcement is moved to and applied to said portion of the outer surface of the hollow body, wherein the step of applying the reinforcement to said portion of the outer surface of the hollow body comprises: • applying an initial pressure on at least one portion of the reinforcement; • applying pressure for the final welding using robotized pressure applying means.

Inventors:
CRIEL BJORN (BE)
DE KEYZER PIERRE (BE)
BOUCAUX ERIC (FR)
Application Number:
PCT/EP2012/076827
Publication Date:
September 06, 2013
Filing Date:
December 21, 2012
Export Citation:
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Assignee:
INERGY AUTOMOTIVE SYSTEMS RES (BE)
CRIEL BJORN (BE)
DE KEYZER PIERRE (BE)
BOUCAUX ERIC (FR)
International Classes:
B60K15/03; B29C31/08; B29C65/00; B29C65/02; B29C65/14; B29C65/78; B60K13/04
Domestic Patent References:
WO2011110519A12011-09-15
Foreign References:
US5194212A1993-03-16
FR2914874A12008-10-17
JPH1034476A1998-02-10
Other References:
OLE SCHMIDT: "Grossflaechige Bauteile mit Infrarotstrahlung schweissen", KUNSTOFFE INTERNATIONAL, CARL HANSER VERLAG, MUNCHEN, DE, no. 10, 1 October 2006 (2006-10-01), pages 229 - 231, XP001525364, ISSN: 0023-5563
Attorney, Agent or Firm:
DESCAZEAUX, Charles (11 Boulevard Sébastopol, F-Paris, FR)
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