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. 12, 2005
Filed:
Nov. 04, 2002
Toshinori Moriga, Kanagawa-ken, JP;
Naoki Aoyama, Kanagawa-ken, JP;
Hiroyuki Tsuchiya, Tochigi-ken, JP;
Takashi Komaki, Tokyo, JP;
Toshinori Moriga, Kanagawa-ken, JP;
Naoki Aoyama, Kanagawa-ken, JP;
Hiroyuki Tsuchiya, Tochigi-ken, JP;
Takashi Komaki, Tokyo, JP;
Japan Crown Cork, Co., Ltd., Tokyo, JP;
Toyo Seikan Kaisah, Ltd., Tokyo, JP;
Fukuoka Packing Co., Ltd., Saitama-Ken, JP;
Abstract
A sealing member for a cap featuring excellent cap performance as well as excellent safety and environmental friendliness, and a metallic cap. A foamed polyurethane elastomer having a JIS A hardness of from 15 to 65 and a foaming magnification of from 1.1 to 10 times is used as the sealing member so as to obtain excellent sealing performance, durability, safety and environmental friendliness. The sealing member is provided for a metallic cap shell that has a polyester film formed on the inner surface of the cap, thereby to obtain a cap featuring excellent sealing performance, durability, safety and environmental friendliness.