METHOD OF FORMING PRESSURE PAD OR OTHER FLEXIBLE ELEMENT FOR USE DURING CURE OF COMPOSITE MATERIALS

A method of manufacturing a flexible element configured for pressing against composite material received on a mold surface of a mold during cure, including placing a porous material over the mold surface, forming a sealed enclosure containing the mold surface and the porous material, infusing a curable liquid material such as silicone in liquid form into the enclosure under vacuum and through the porous material, curing the liquid material to form the flexible element, and opening the enclosure and disengaging the flexible element from the mold. In a particular embodiment, the flexible element is a pressure pad.


» Number: US2017225409A1 (A1)

» Publication Date: 10/08/2017

» Applicant: BELL HELICOPTER TEXTRON INC?[US]; NAT RES COUNCIL CANADA?[CA]

» Inventor: LAUZON MARC?[CA]; DUPRÉ PATRICK?[CA] (3)

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This project has received funding from the European Union's Horizon 2020 research and innovation programme under grant agreement Nº 768737


                   




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