Cover

• Main Authors: TAKAGI KENJI, HIRAIDE YUKIKAZU, KAWAHARA KENJI, FUJISHIGE EIJI, KAWADA TAKASHI
• Format: Patent
• Language: Chinese; English
• Published: 10.06.2022
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; HANDLING THIN OR FILAMENTARY MATERIAL; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; STORING; TRANSPORTING

A cap is provided with: a cap body having a circular plate-shaped top plate section including a substrate and a resin coating film provided on the cap inner surface side of the substrate, the resin coating film containing a polyester-based resin and a lubricant, and a cylindrical skirt section provided on the peripheral edge section of the top plate section; and a sealing member that is separated from the cap body, is provided inside the cap body so as to face the top plate portion, and has an outer diameter smaller than an inner diameter of the skirt portion. 一种盖，具备：盖本体，其具有圆板状的顶板部和设置于所述顶板部的周缘部的筒状的裙部，所述顶板部包含基板和设置于所述基板的盖内面侧的树脂覆膜，所述树脂覆膜含有聚酯类树脂和润滑剂；密封部件，其与所述盖本体分体，与所述顶板部对置地设置于所述盖本体内，外径小于所述裙部的内径。