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Patent Searching and Data


Title:
METHOD FOR MAKING MULTIDIRECTIONAL TEXTILE PREFORM, DEVICE FOR PRACTICING THE METHOD AND PREFORM THUS OBTAINED
Document Type and Number:
Japanese Patent JP2003201644
Kind Code:
A
Abstract:

To provide parts for producing a composite material.

This method for making a multidirectional textile perform comprises depositing, on a substrate (M) suitable for stitching, a 1st layer of sections of thread in a 1st direction, then, if desired, one or several other layers of sections of thread oriented in different directions; wherein, each section 30 of thread is, at each end, fixed by stitching without knotting in the substrate (M) with the help of a needle (11 or 12), the stitching at the two ends of said each section 30 is carried out independently with the two needles (11 and 12) using separate threads (P1 and P2) from that of the layers, the end of the section of thread is fixed by the stitching thread upon arrival of the deposition head at the height of its point of turning back, the stitching needle in the position embedded in the substrate serves as a hooking picot for the thread during deposition of the following section, and the needle remains embedded in the substrate at least until the stitching needle of the other end of said following section becomes embedded.


Inventors:
Cahuzac, Georges
Barrot, Fabien
Application Number:
JP2002000340617
Publication Date:
July 18, 2003
Filing Date:
November 25, 2002
Export Citation:
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Assignee:
EADS LAUNCH VEHICLES SA
International Classes:
D03D25/00; B29C70/22; (IPC1-7): D03D25/00
Attorney, Agent or Firm:
押田 良輝