Sheet for laminated iron cores including woven or non-woven fabr

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

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Details

428285, 428287, 428344, 428346, 428354, B32B 700, B32B 1500

Patent

active

045915296

ABSTRACT:
A sheet, especially an electric sheet for manufacturing laminated iron cores for generators, motors, transformers, etc. and covered on one or both sides with a thin layer consisting of an adhesive applied as a liquid to the sheet and then dried and of a filler. The sheet has as a filler on one or both sides a recticular skeletal support that is at least partly anchored with the layer of adhesive and that consists of a fibrous material that accommodates the adhesive. A woven or non-woven fabric, preferably of polyester fibers, can be used as a support.

REFERENCES:
patent: 4323620 (1982-04-01), Iwabuchi et al.

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