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:
Apr. 12, 2011
Filed:
Nov. 13, 2007
Applicant:
Heinz Jäger, Volketswil, CH;
Inventor:
Heinz Jäger, Volketswil, CH;
Assignee:
J. Muller AG, Maschineller Geleiseunterhalt, Effretikon, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for excavating and transporting material, especially earth, the device comprising an excavation appliance that can be rotated about a rotational axis (y) in a rotational direction (u), and a longitudinal conveyor for transporting the excavated material. The excavation appliance comprises an impeller having a conically extending guide surface arranged around the rotational axis (y) in a rotationally symmetrical manner, and guide vanes which radially protrude from the conical guide surface and form an acute angle in relation to the rotational axis (y).