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:
Oct. 26, 1982
Filed:
Jun. 13, 1980
Joachim Boer, Mulheim an der Ruhr, DE;
Heinrich Beermann, Mulheim an der Ruhr, DE;
Kraftwerk Union Aktiengesellschaft, Mulheim on der Ruhr, DE;
Abstract
Apparatus for fastening an air gap winding for electric machines having a large power rating, such as turbo generators, including a stator lamination stack formed of magnetic lamination segments, a mounting body formed of non-magnetic lamination segments having teeth with slots formed therebetween, the mounting body being welded at a seam to the stator lamination stack to form common lamination segments, winding bars being held in the slots and extending beyond the teeth into the mechanical air gap, pressure strips disposed in longitudinal direction of the slots pretensioning the winding bars in radial direction, clamping screws being radially disposed in the vicinity of the slot teeth and holding the pressure strips, and abutments anchoring the clamping screws in the vicinity of the stator lamination stack.