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:
Sep. 12, 1978
Filed:
Oct. 26, 1976
Carroll Richard Cole, Decatur, IL (US);
Caterpillar Tractor Co., Peoria, IL (US);
Abstract
A motor grader is provided with a unitary circle drawbar and circle mounting structure in which the drawbar is a box-like beam which increases in width from front to rear, with the rearward portions of the beam top and side plates forming the forward part of the circle mounting structure which also serves as an integral circle drive housing that is fully enclosed except for a forward opening through which a driving connection is made with an internal gear on the circle. The rearward part of the circle mounting structure is semi-annular, is a hollow rectangle in cross-section with an external top flange, and has its front end integrally connected to the drive housing with the lower part of which is defines an outwardly open annular channel in which the circle is rotatably supported.