logo

For the Inventor, By the Inventor

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 11965548 B1

PDFFull Text
Date of Patent:
Apr. 23, 2024

Filed:

Mar. 04, 2021

Drive shaft and method of producing drive shaft

Applicant:

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

Inventors:

Mitsuru Kamikawa, Tokyo, JP;

Takahiro Ueda, Tokyo, JP;

Masafumi Yamamoto, Tokyo, JP;

Masaru Suzuki, Tokyo, JP;

Assignee:

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

Attorney:

Amin, Turocy & Watson, LLP

Primary Examiner:

Josh Skroupa

Int. Cl.
CPC ...
F16C 3/02 (2006.01); B23K 20/12 (2006.01); F16D 1/068 (2006.01);
U.S. Cl.
CPC ...
F16C 3/023 (2013.01); B23K 20/129 (2013.01); F16D 1/068 (2013.01); F16C 2204/64 (2013.01); F16C 2226/36 (2013.01); F16C 2326/06 (2013.01);
Abstract

A drive shaft includes a first annular wall and a second annular wall joined together via a friction-welded portion. The first annular wall and the second annular wall have outer diameters of 30 to 50 mm and wall thicknesses of 3 to 5 mm. A burr created at the friction-welded portion has a connection radius of greater than or equal to 0.5 mm, a base radius of greater than or equal to 0.5 mm, a burr base angle of less than or equal to 40°, and a burr slope length of 0.2 to 5 mm.

Find Patent Forward Citations

Kamikawa, Mitsuru. (2024). Drive shaft and method of producing drive shaft (U.S. Patent No. 11965548). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11965548

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

Loading…