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:
Jan. 10, 2012
Filed:
Sep. 20, 2005
Applicants:
Tatsuya Hanafusa, Gotenba, JP;
Ryoichi Ito, Gotenba, JP;
Masahiro Hosoi, Gotenba, JP;
Inventors:
Assignee:
Universal Can Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 11/10 (2006.01); B21D 15/04 (2006.01); B21D 51/02 (2006.01); B21H 3/04 (2006.01); B65D 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In this bottle can manufacturing method, when a portion located at the skirt portionis being molded, the portion extending in an opposite direction in which the male threaded portionextends from a lower endof the male threaded portionover a range of at least approximately 180° along a circumferential direction of the skirt portion, the inner surfaces of molding pre-form portions of the first circumferential wall portion and the convexly curved surface portion from among the molding pre-form portions of the skirt portionare pressed outward in the radial direction of the bottle can body.