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US 11,453,278 B2Granted
Method for manufacturing door outside belt of vehicle
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorSung Yong Cho
Life of this patent
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Abstract
A method for manufacturing a hybrid-type door outside belt of a vehicle utilizes different materials for a skin layer of a skin body that is mounted to an upper end of a door panel and a main wing that is moved by contacting the door glass, the skin layer of the skin body being made of a material having excellent scratch-resistance, and the main wing being made of a material having an excellent compression set (permanent deformation).
Claims8
A method for manufacturing a door outside belt of a vehicle, the method comprising:
- preparing a core plate in a flat-plate shape, the core plate providing a frame of the door outside belt;
- applying a polyvinyl chloride (PVC) adhesive to a first surface of the core plate, and simultaneously, applying the PVC adhesive and a thermoplastic vulcanizate (TPV) adhesive to a second surface of the core plate with a gap between the PVC and TPV adhesives;
- forming the core plate into a shape with a predetermined section by feeding the core plate to which the PVC adhesive and the TPV adhesive are applied into a roll-forming machine and by bending the core plate;
- and
- extruding, after forming the core plate, a PVC skin layer and a PVC auxiliary wing on an area of the core plate to which the PVC adhesive is applied, and simultaneously, extruding a TPV main wing on an area thereof to which the TPV adhesive is applied.
2 more elements
Dependencies are inferred from the claim text.