Patent ID: 11878489
Assignee: HYUNDAI MOTOR COMPANY
Field: Surface technology, coating (Chemistry)
Classification: CPC B | IPC B  C

Claim 0:
1. A method for manufacturing a sandwich panel for a vehicle, the method comprising:
etching a pair of metal sheets, which etches one surface of each metal sheet of the pair of metal sheets;
pressing the pair of metal sheets, which forms a pattern of a same specific shape on the one surface of each metal sheet;
laminating the pair of metal sheets so that the one surface of each metal sheet of the pair of metal sheets, on which the pattern is formed, faces the other; and
performing injection-molding by injecting a plastic resin into a void portion formed inside the laminated pair of the metal sheets through an injector formed in the sandwich panel,
wherein the void portion is formed by the pattern on each metal sheet of the pair of metal sheets.