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 10746274 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 18, 2020

Filed:

Jul. 04, 2017
Applicant:

Shanghai Universoon Autoparts Co., Ltd., Shanghai, CN;

Inventors:

Yong Xi, Shanghai, CN;

Zhou Yang, Shanghai, CN;

Song Zhu, Shanghai, CN;

Fengwu Zhang, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 53/02 (2006.01); F01L 1/047 (2006.01); B21C 1/22 (2006.01); B21K 1/06 (2006.01);
U.S. Cl.
CPC ...
F16H 53/025 (2013.01); B21C 1/22 (2013.01); B21K 1/06 (2013.01); F01L 1/047 (2013.01); F01L 2001/0473 (2013.01); F01L 2001/0475 (2013.01); F01L 2103/00 (2013.01);
Abstract

Engine and its camshaft, camshaft manufacturing method, the camshaft comprises a central shaft having an axial hole, the central shaft has a fitting section, the outer circumference of a cross section at any axial position of the fitting section is a polygon; a first cam and a second cam, the first cam and second cam are respectively installed on the fitting section of the central shaft and are spaced axially. Such a structure has the advantages of higher torque transmission, simpler structure, simplified manufacturing process, shorter manufacturing time consumption and reduced cost.


Find Patent Forward Citations

Xi, Yong. (2020). Motor and camshaft thereof, and manufacturing method for camshaft (U.S. Patent No. 10746274). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10746274

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