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:
Apr. 02, 2019
Filed:
Jul. 11, 2017
Applicant:
Ihi Corporation, Koto-ku, JP;
Inventors:
Nobutaka Yanagidani, Tokyo, JP;
Daigo Yoneda, Tokyo, JP;
Norimasa Taga, Tokyo, JP;
Junichi Enomoto, Tokyo, JP;
Kimiaki Nakamura, Tokyo, JP;
Assignee:
IHI Corporation, Koto-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16D 1/10 (2006.01); F16D 1/02 (2006.01); F16C 3/03 (2006.01); F01D 5/02 (2006.01);
U.S. Cl.
CPC ...
F16D 1/10 (2013.01); F01D 5/026 (2013.01); F16C 3/03 (2013.01); F16D 1/02 (2013.01); F16D 1/101 (2013.01); F05D 2240/60 (2013.01); F05D 2260/4031 (2013.01); F16C 2226/80 (2013.01); F16D 2001/103 (2013.01); Y10T 403/7035 (2015.01);
Abstract
A spline connection structure includes a shaft portion having teeth with crowned tooth surfaces formed at equal intervals on an outer circumferential surface and a cylindrical portion having grooves into which the teeth of the shaft portion are fitted formed on an inner circumferential surface are connected. Two adjacent tooth surfaces facing each other are bent while maintaining a constant distance therebetween in a tooth width direction when viewed from a diameter direction of the shaft portion.