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.

Date of Patent:
Oct. 17, 2017

Filed:

Mar. 06, 2014
Applicant:

Cnh Industrial America Llc, New Holland, PA (US);

Inventors:

Frank R. G. Duquesne, Zwevegem, BE;

Philip Maenhout, Waterland-Oudeman, BE;

Bart M. A. Missotten, Herent, BE;

Johan A. Van Der Haegen, Gavere, BE;

Assignee:

CNH Industrial America LLC, New Holland, PA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01F 7/06 (2006.01); B02B 3/06 (2006.01); A01F 12/18 (2006.01); A01D 41/00 (2006.01);
U.S. Cl.
CPC ...
A01F 12/18 (2013.01); A01D 41/00 (2013.01); A01F 7/06 (2013.01); A01F 7/067 (2013.01);
Abstract

A rotor housing assembly for a harvester has at least one cover plate forming part of a generally cylindrical shaped rotor housing, a central longitudinal axis, and an inner surface, which, when mounted, faces the central longitudinal axis and has a first radius, and one or more rotatable vanes which each are rotatably mounted on an inner surface of the cover plate facing the central longitudinal axis at a rotation point. The one or more rotatable vanes have a contact surface with the inner surface. The contact surface has a second radius that is larger than the first radius of the cover plate. The inner surface of the top cover plate, per rotatable vane, has a symmetrically curved shape such that, during a rotation of the respective vane, the contact surface of the vane with the inner surface of the cover plate substantially follows the shape of the inner surface.


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