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:
Nov. 14, 2023
Filed:
Aug. 29, 2022
Applicant:
Hendrickson Usa, L.l.c., Schaumburg, IL (US);
Inventors:
Jeff R. Zawacki, Channahon, IL (US);
Dmitriy Enrikovich Rubalskiy, Glenview, IL (US);
Gary E. Gerstenslager, Canton, OH (US);
Assignee:
Hendrickson USA, L.L.C., Schaumburg, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60G 5/053 (2006.01); B60G 9/00 (2006.01); B60G 11/10 (2006.01); B60G 11/107 (2006.01); B60G 15/06 (2006.01);
U.S. Cl.
CPC ...
B60G 5/053 (2013.01); B60G 9/003 (2013.01); B60G 15/06 (2013.01); B60G 2200/31 (2013.01);
Abstract
A tandem mechanical spring axle/suspension system for heavy-duty vehicles includes a tandem assembly that comprises a front beam of a suspension assembly of a front axle/suspension system, a rear beam of a suspension assembly of a rear axle suspension system, and a mechanical spring. The mechanical spring operatively engages the front beam and the rear beam and extends longitudinally therebetween, as well as operatively engages a main member of the vehicle frame.