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专利名称：DOOR PANEL
发明人：Norio Nakajima,Ryoji Uto,Eri Uchikoshi申请号：US12519265申请日：20080704
公开号：US20100031604A1公开日：20100211
专利附图：
摘要：A door panel that permits formation of small ventilation holes therein whileensuring adequate rigidity is provided. The door panel includes an outer panel, an innerpanel, and a perforated ridge-and-furrow plate. The outer panel has openings, and theinner panel has openings. The inner panel is formed by means of press molding so as to
have an uneven surface with recessed portions and a raised portion, with the raisedportion protruding away from the outer panel and the recessed portions recessedtowards and fixed to the inner surface of the outer panel. The perforated ridge-and-furrow plate is attached to the reverse side of the inner panel. The perforated ridge-and-furrow plate is a punching plate that is already provided with numerous small, circularventilation holes, or with ventilation holes arranged in a mesh or a honeycomb shape. Theperforated ridge-and-furrow plate includes alternating furrow portions and ridgeportions formed in the region that corresponds to the openings of the inner panel.
申请人：Norio Nakajima,Ryoji Uto,Eri Uchikoshi
地址：Tokyo JP,Tokyo JP,Hyogo JP
国籍：JP,JP,JP
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