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. 22, 2001
Filed:
Sep. 15, 1999
Ronnie L. Satzler, Princeville, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
Endless track laying work machines are provided with a pair of track roller assemblies positioned on opposite sides of the work machine. Each track roller assembly includes an endless rubber belt entrained around a drive wheel, an idler wheel, and a plurality of supporting mid-rollers. Each track roller assembly is connected with and supported by a suspension member that provides both rearward and upward deflection. The present suspension member includes a first member that is rigidly attached to the machine frame. A second member is pivotally connected to the first member. A cushioning assembly is formed in an arcuate configuration by a first flexible member that is connected to the first member, a second flexible member that is connected to the second member and a wedge member interposes the first and second flexible members.