Apparatus and method for discontinuous manufacture of shaped composite article
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United States of America Patent
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Feb 15, 2000
Grant Date -
N/A
app pub date -
Jul 15, 1998
filing date -
Jul 17, 1997
priority date (Note) -
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Abstract
The present invention describes a device for the discontinuous manufacture of shaped composite articles and an appropriate process. The device comprises means (1) for the mixing of fibrous and/or granulated material with a thermoplastic and/or thermosetting binder, means (2) for conveying the mixture to a mat forming chamber (3), the mat forming chamber (3) being a sealed unit made of a lower half (4) and a movable upper half (5) comprising an outer hood and a rotatable drum (6) with a part template (7) having a perforated pattern of the desired article on the circumferential surface of the drum (6), means (8) to adjust the pressure at the surface of the drum (6) and providing a closed loop air circuit via the perforated pattern, skim rollers (9) for detection of the height of said articles, means (10) for the opening of the mat forming chamber (3) allowing the continuation of rotation and/or sucking during the movement of the drum (6) to a drop position (11), second means (12) for conveying the preformed article from drop position (11) to a molding and/or curing station (13).
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