The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 2020
Filed:
Aug. 20, 2014
Kyoraku Co., Ltd., Kyoto, JP;
Sho Nakajima, Kanagawa, JP;
Takehiko Sumi, Kanagawa, JP;
KYORAKU CO., LTD., Kyoto, JP;
Abstract
Provided is a resin panel without warpage, in which weight reduction and high rigidity of the resin panel have been promoted. The resin panel according to an aspect of the present invention is a resin panel having a back wall, a front wall facing the back wall with a gap therebetween, and ribs formed by having portions of the back wall depressed toward the front wall and welded to the inner surface of the front wall, characterized in that the back wall, the front wall and the ribs are configured by mold-clamping, in a split mold, a first molten resin in a molten state and incorporating a plate-shaped filler, which constitutes the back wall, and a second molten resin in a molten state and incorporating a plate-shaped filler, which constitutes the front wall, the first molten resin and the second molten resin having been extruded and flowed out from an extrusion apparatus, and the longitudinal direction of the ribs is non-parallel to the direction of flow of the first molten resin and the second molten resin.