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:
Mar. 13, 1990
Filed:
Oct. 05, 1989
Shunta Ushioda, Yukishi, JP;
Ichizo Tsukuda, Osaka, JP;
Noboru Ohneda, Oyamashi, JP;
Minobu Sukimoto, Oyamashi, JP;
Showa Aluminum Kabushiki Kaisha, Osaka, JP;
Abstract
A process for producing a chassis for vehicles, which includes the steps of fabricating a single frame element of aluminum alloy, the frame element having an upper beam, a lower beam and a web portion connecting between the two beams, removing some of the web portion to a desired length, pulling the upper beam and lower beam of the web vacant portion in opposite directions so that the web vacant portion becomes an expanded opening, bending the frame element in accordance with the size and shape of the body of a vehicle to be placed on the chassis, and welding the terminating ends of the frame element to form an endless frame.