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. 28, 2006
Filed:
Apr. 26, 2002
Gregory Henry Dubay, Bologna, IT;
Michele Orefice, Molinella, IT;
Dario Sansone, Catello d'Argile, IT;
Gregory Henry Dubay, Bologna, IT;
Michele Orefice, Molinella, IT;
Dario Sansone, Catello d'Argile, IT;
Bitelli SpA, , IT;
Abstract
A work machine includes a frame () supported by a plurality of wheels or tracks (), at least some of which are associated with respective lifting columns () adapted to raise and lower the frame () relative to the respective wheels or track (). A work tool is supported by the frame (), and a drive mechanism is adapted to rotate the work tool and at least one of or tracks (). An articulation apparatus () uses a first actuator () and a pivoting support arm () to move one of the wheels or tracks () between a projecting position and a retracted position relative to the frame (). The articulation apparatus () includes a second actuator () adaped to rotate the wheel or track () about a vertical axis (Z).