Method for producing a throttle valve
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United States of America Patent
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app pub date -
Apr 22, 2005
filing date -
Nov 27, 2002
priority date (Note) -
Abandoned
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Abstract
The inventive method provides that during a first step, a circular, discoidal pre-molding is produced from a first plastic by injection molding. After the pre-molding is hardened, a ring made of a second plastic is subsequently placed, by injection molding, on the pre-molding while encircling the narrow side of the pre-molding and is hardened as well. The invention also relates to an application of the method.
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