MULTILAYER COIL AND ITS MANUFACTURING METHOD Russian patent published in 2021 - IPC H01F27/28 H01F41/04 H01F41/12 

Abstract RU 2747580 C1

FIELD: electrical engineering.

SUBSTANCE: invention relates to the field of electrical engineering. The technical result decribed below is achieved due to the fact that the multilayer coil contains multiple layer-forming sections (11, 21) created after bending the base (1, 2). The layer-forming section (11, 21) contains an opening (111, 211), a first common edge (112, 212), and a second common edge (113, 213). The directions of the openings of the two adjacent layer-forming sections (11, 21) are opposite. The layer-forming section (11, 21) is separately connected to two adjacent layer-forming sections (11, 21) by means of the first common edge (112, 212) and the second common edge (113, 213), as a result of which the base (1, 2) in the layered state creates a spiral current path.

EFFECT: increased efficiency, accuracy, and reliability of multilayer coil manufacturing.

10 cl, 8 dwg

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RU 2 747 580 C1

Authors

Long, Huijun

Dates

2021-05-11Published

2019-03-18Filed