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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.:

US 11267188 B1

PDFFull Text
Date of Patent:
Mar. 08, 2022

Filed:

Jan. 21, 2020

Mandrel structure and manufacturing method thereof

Applicants:

Honda Motor Co., Ltd., Tokyo, JP;

Daiho Industrial Co., Ltd., Moriguchi, JP;

Inventors:

Masanori Totsuka, Wako, JP;

Yohei Noji, Wako, JP;

Yoshikazu Shinnabe, Wako, JP;

Koei Fujiki, Wako, JP;

Keisuke Matsuzaka, Tottori, JP;

Assignee:

HONDA MOTOR CO., LTD., Tokyo, JP;

Attorney:

Armstrong Teasdale LLP

Primary Examiner:

Jeffry H Aftergut

Int. Cl.
CPC ...
B29C 53/82 (2006.01); B29C 70/32 (2006.01); B29C 53/60 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 53/822 (2013.01); B29C 53/602 (2013.01); B29C 70/32 (2013.01); B29L 2031/7156 (2013.01); F17C 2209/2163 (2013.01);
Abstract

A mandrel structure for use in manufacturing a fiber reinforced resin vessel by a filament winding process, includes: a shaft having a pair of axial ends configured to be supported by a drive unit; a mandrel having the shaft passed therethrough; and a pair of fittings having the shaft passed therethrough and projecting axially from respective axial ends of the mandrel. The mandrel is formed as a hollow shell made of a water-soluble material, and includes a pair of shaft holes receiving the shaft therein, and a receiving recess formed in a part of the mandrel surrounding each shaft hole and configured to engage the corresponding fitting in a rotationally fast manner.

Find Patent Forward Citations

Totsuka, Masanori. (2022). Mandrel structure and manufacturing method thereof (U.S. Patent No. 11267188). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11267188

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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