Apparatus for fastening an air gap winding

Details Apparatus for fastening an air gap winding Apparatus for fastening an air gap winding

1980-06-13

1982-10-26

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 42, 310214, 310218, 310259, 29596, H02K 106

Patent

active

043564194

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.

REFERENCES:
patent: 694999 (1902-03-01), Schneider
patent: 2473302 (1949-06-01), Ringland
patent: 2607816 (1952-08-01), Ryder
patent: 4228375 (1980-10-01), Beermann

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