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:
Mar. 11, 2008
Filed:
Jan. 22, 2004
Tsuneo Imatani, Yokohama, JP;
Makoto Etoh, Yokohama, JP;
Kazunobu Watanabe, Yokohama, JP;
Hotaka Fukabori, Yokohama, JP;
Ikuo Komatsu, Yokohama, JP;
Tsuneo Imatani, Yokohama, JP;
Makoto Etoh, Yokohama, JP;
Kazunobu Watanabe, Yokohama, JP;
Hotaka Fukabori, Yokohama, JP;
Ikuo Komatsu, Yokohama, JP;
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Abstract
A composite synthetic resin material forming apparatus comprises an outer channel having an outer outlet, an inner channel having an inner outlet opening into the outer channel, outer synthetic resin supply means for flowing an outer synthetic resin through the outer channel, and inner synthetic resin supply means for flowing an inner synthetic resin through the inner channel. Opening and closing means for selectively opening and closing the inner outlet is disposed. The outer synthetic resin supply means intermittently supplies the outer synthetic resin to the outer channel in accordance with opening and closing of the inner outlet by the opening and closing means.