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. 07, 2004
Filed:
Nov. 01, 2002
Dietmar Erich Bernhard Lilie, Joinville, BR;
Egidio Berwanger, Joinville, BR;
Rinaldo Puff, Joinville, BR;
Empresa Brasileira de Compressores S.A. -Embraco, Joinville, BR;
Abstract
A process for forming an annular stack of metallic laminations for the stator of a linear motor and an annular stack of metallic laminations. Said process comprises the steps of: a—providing a rectilinear alignment for a plurality of metallic laminations ( ) having their internal edges ( ) mutually seated and defining a flat surface ( ); b—affixing to each other the internal edges ( ) of the rectilinear alignment of the metallic laminations ( ), in order to allow only the relative and limited angular displacement of each said metallic lamination ( ) around its respective internal edge ( ); and c—deforming the alignment of the metallic laminations ( ) affixed to each other to an annular configuration, with the internal edges ( ) of the metallic laminations ( ) defining an internal cylindrical surface ( ) of said annular stack.