Packs of laminations and method and apparatus for forming them

Details Packs of laminations and method and apparatus for forming them Packs of laminations and method and apparatus for forming them

1991-08-26

1995-04-11

Hall, Carl E.

Inductor devices

Core joint structure

Overlapping laminations

29609, 29738, 336234, H01F 2724

Patent

active

054062438

ABSTRACT:
Complementary packs of laminations (41, 43) are provided for use in an electromagnetic device, the laminations in different layers having legs of length that alternates according to a predetermined pattern. The lamination of one pack (41) can fit into the laminations of another pack (43) which has legs alternating according to a complementary pattern. The packs (41, 43) can be push-fitted together about a bobbin (45) to form an interleaved stack of laminations for a transformer or other electromagnetic device. A method and apparatus for forming the stacks are also described.

REFERENCES:
patent: 3213727 (1965-10-01), Schwennesen
Patent Abstracts of Japan, vol. 6, No. 185 for Japanese Patent Publication No. 57-99718.
Patent Abstracts of Japan, vol. 12, No. 221 for Japanese Patent Publication No. 63-16607.

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