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:
Aug. 11, 1981
Filed:
Oct. 23, 1978
Lawrence R Cline, Oswego, IL (US);
Caterpillar Tractor Co., Peoria, IL (US);
Abstract
A track roller assembly including a track roller frame (12) defining a tunnel, a pair of spaced, elongated rails (70, 72) extending through the tunnel, a stop (26) at one end of the tunnel, a spring recoil assembly (20) within the tunnel in abutment with the stop and supported by the rails and including a housing (28) containing a compression spring (30) and having an opening (32) opposite from the stop and a movable plate (36) accessible through the opening and abutting the spring, a hydraulic adjuster assembly (22) within the tunnel and supported by the rails in abutment with but not attached to the housing and including a closed hydraulic chamber (100) with a movable piston (104) extending therefrom and through the opening to abut the movable plate, and an idler yoke (24) within the tunnel supported by the rails and abutting, but not attached to the adjuster assembly opposite of the spring recoil assembly.