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 6519852 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 18, 2003

Filed:

Jul. 26, 2001
Applicant:
Inventor:

Chien-Cheng Chen, Taipei, TW;

Assignee:

Yuecom Manufacturing Co., Ltd., Taipei Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21K 1/38 ;
U.S. Cl.
CPC ...
B21K 1/38 ;
Abstract

A method of manufacturing a wheel rim for a motor vehicle comprises the steps of a strip of aluminum alloy sheet material having a predetermined cross-section suitable for forming into a wheel rim by extrusion molding, pressing the strip step-by-step lengthwise by an upper mold and a lower mold having complimentary profiles for causing the strip to have predetermined profiles as a hoop with a formed gap between the both ends, welding the gap to form an unfinished wheel rim, and annealing, shaping, heat treating, and polishing the unfinished wheel rim to form a finished wheel rim.


Find Patent Forward Citations

Chen, Chien-Cheng. (2003). Method of manufacturing an aluminum alloy wheel rim (U.S. Patent No. 6519852). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6519852

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

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