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:
Jul. 22, 2014

Filed:

Mar. 21, 2008
Applicants:

Johannes Koller, Vorchdorf, AT;

Helmut Pamminger, Voecklabruck, AT;

Horst Roessler, Wels, AT;

Guenther Winterbacher, Vorchdorf, AT;

Inventors:

Johannes Koller, Vorchdorf, AT;

Helmut Pamminger, Voecklabruck, AT;

Horst Roessler, Wels, AT;

Guenther Winterbacher, Vorchdorf, AT;

Assignee:

Miba Sinter Austria GmbH, Laakirchen, AT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 15/00 (2006.01); B22F 5/08 (2006.01); B22F 3/24 (2006.01); B21H 5/02 (2006.01); B23P 15/10 (2006.01); B21D 5/00 (2006.01); B21B 1/10 (2006.01); B21B 27/00 (2006.01);
U.S. Cl.
CPC ...
B21H 5/022 (2013.01); B22F 2999/00 (2013.01); B22F 5/08 (2013.01); B22F 3/24 (2013.01);
Abstract

The invention describes a method of machining a toothing () on an outer circumference () or an inner circumference of a work piece () made of pressed and sintered powder metal, by means of a rolling process carried out on the toothing () with two rotating section rolling wheels () which section toothing () engaging in the toothing of work piece (). The two section rolling wheels () are rotatably arranged in a common support frame () with an at least approximately constant distance between their section rolling wheel axles ().


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