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:
Sep. 01, 2009
Filed:
Jul. 16, 2003
Tsutomu Iwasaki, Yokohama, JP;
Masahito Kogure, Yokohama, JP;
Hideo Kawasaki, Yokohama, JP;
Yasushi Hatano, Yokohama, JP;
Tsutomu Iwasaki, Yokohama, JP;
Masahito Kogure, Yokohama, JP;
Hideo Kawasaki, Yokohama, JP;
Yasushi Hatano, Yokohama, JP;
Toyo Seikan Kaisha Ltd., Tokyo, JP;
Abstract
In a method for manufacturing a thermoplastic resin vessel, in which a cup-shaped vessel is thermally formed from a thermoplastic resin sheet by a plug, the method including the steps of: pre-forming a portion of the thermoplastic resin sheet corresponding to an orifice portion or a flange portion of the cup-shaped vessel; and clamping the pre-formed portion of the thermoplastic resin sheet to accomplish the forming. According to the manufacturing method, thickening of a vessel bottom part and warpage of the flange portion can be improved.