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US 9,067,345 B2Granted
Mold for manufacture of fiber composite parts and method of manufacture of fiber composite parts with such a mold
AssigneeDeutches Zentrum fuer Luft- und Raumfahrt e.V.
InventorsMichael Hanke, Sebastian Malzahn, Michael Kuehn
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Abstract
A mold to produce fiber composite components is described where a fiber ply with matrix material (matrix material/resin) is saturated. The mold consists of a lower mold and an upper mold which is placed on top of the lower mold with intermediate fiber ply. The lower mold and upper mold have a contour matching each other and for the desired fiber composite component. The upper mold and the lower mold are made of a flexible material.
Claims4
A mold for manufacture of fiber composite parts where a semi-finished fiber is saturated with a matrix material, including
- a lower mold;
- an upper mold configured for placement onto the lower mold, at least one of the lower mold and the upper mold being configured to received an intermediate fiber ply, the upper mold and the lower mold together having two spaced apart annular grooves and two complimentary beads which provide an inner seal and an outer seal between the lower and upper molds;
- and
- at least one suction nozzle provided in a gap between the inner seal and the outer seal for a suction unit to produce a vacuum for sealing in the gap,
- wherein the lower mold and upper mold have a matching contour for a desired shape of a fibre composite part, and
- wherein the lower mold and upper mold are made of flexible material.
3 more elements
Dependencies are inferred from the claim text.