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:
May. 24, 2016
Filed:
Mar. 13, 2014
Dana Heavy Vehicle Systems Group, Llc, Maumee, OH (US);
Donald J. Remboski, Ann Arbor, MI (US);
Douglas D. Turner, Holland, OH (US);
James F. Ziech, Kalamzaoo, MI (US);
Dana Heavy Vehicle Systems Group, LLC, Maumee, OH (US);
Abstract
A method for shifting tandem axle loads on a vehicle including an air suspension circuit having a three way valve, a first air spring connected between a drive axle of a tandem and a vehicle frame and a second air spring connected between a tag axle of the tandem and the vehicle frame. A diameter of the first air spring is larger than a diameter of the second air spring. The system also has an air supply, a first fluid line connected between a port one of the three way valve and the first air spring and a second fluid line connected between a port three of the three way valve and the second air spring.