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. 22, 2009
Filed:
Jul. 16, 2007
Philippe Chagnot, Nanterre, FR;
Jean-claude Riglet, Nanterre, FR;
Philippe Chagnot, Nanterre, FR;
Jean-Claude Riglet, Nanterre, FR;
Compagnie du Sol, Nanterre, FR;
Abstract
The invention relates to a cutter head for an excavator machine having at least one cutter motor, each cutter motor comprising: a fastener plate; a mounting structure comprising an end portion and a mounting assembly; a single hydraulic motor mounted in said mounting assembly and having an outlet shaft presenting two ends, said motor and the end portion of the mounting structure being offset in a direction that is orthogonal to said fastener plate; a plurality of conduits formed in the thickness of the fastener plate; and a plurality of ducts formed in said end portion of the mounting structure to connect the hydraulic motor to said conduits.