Heat-insulating and soundproofing lining for an engine compartment of a motor vehicle
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United States of America Patent
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Jun 15, 2004
Issued Date -
N/A
app pub date -
Nov 13, 2000
filing date -
May 14, 1998
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Expired
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Abstract
A heat-insulating an soundproofing lining for an engine compartment is disclosed, and a method of manufacturing the same, are disclosed. According to one embodiment of the present invention, the lining includes a first covering layer facing the engine. A duroplastic foam layer contacts the covering layer. A soundproofing layer contacts the duroplastic foam layer. A second covering layer contacts the soundproofing layer. According to another embodiment, a method of manufacturing a heat-insulating and soundproofing lining for an engine compartment is disclosed. The method includes the steps of (1) providing a first covering layer; (2) providing a duroplastic foam layer on the first covering layer; (3) providing a soundproofing layer on the first covering layer; (4) providing a second covering layer; and (5) pressing the layers together at an increased temperature and an increased pressure.
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