Production method of weather strip for automobile
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 17, 2009
Grant Date -
Jul 20, 2006
app pub date -
Dec 6, 2005
filing date -
Jan 20, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
There is provided a production method of a weather strip for an automobile, comprising a rubber-made installation base member 1 which embeds a plastic-made insert 4, and a holding lip 2 provided inside the groove portion 10, which comprises the following steps. An extrusion-molding process 101 wherein a whole weather strip 100 is integrally extrusion-molded in a state that a portion of a lid member 3 wider than an opening of the groove portion 10 is connected to an end portion of either side wall portion 12. A holding lip manufacturing process 102 wherein the holding lip 2 is processed by inserting a manufacturing tool 8 in the groove portion 10 through the opening. A lid closing process 103 wherein another portion of the lid member 3 is connected to the end portion of the other side wall portion 13 to cover the opening of the groove portion 10 with the lid member 3. A vulcanization process 104 wherein the weather strip 100 is vulcanized. And, a lid removing process 105 wherein the lid member 3 is removed from the side wall portions 12, 13.
First Claim
Other Claims data not available
