Electromagnet

Details Electromagnet Electromagnet

1993-10-12

1995-04-25

Picard, Leo P.

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

Magnet structure or material

335289, 335291, 336177, 336223, H01F 500, H01F 720, H01F 1700, H01F 2728

Patent

active

054102898

ABSTRACT:
An electromagnet is provided having a housing and a coil disposed therein. The coil comprises three strips of material placed adjacent one another in an interleaved fashion. The coil comprises a strip of insulation, a magnetic strip, and an electrical conductor strip. The magnetic strip extends radially for only a portion of the coil. The electrical conductor strip comprises two separate materials. In one embodiment, the electrical conductor strip comprises a segment of bare copper, and a segment of bare aluminum.

REFERENCES:
patent: 1334504 (1910-02-01), Parker
patent: 1667766 (1928-05-01), Bing
patent: 2761094 (1956-08-01), Frampton
patent: 2787874 (1957-04-01), Blood et al.
patent: 2882458 (1959-04-01), Anderson et al.
patent: 3265939 (1966-08-01), Rinderer
patent: 3521209 (1970-07-01), Fritz
patent: 3559130 (1971-01-01), Schrader
patent: 3763453 (1973-10-01), Schurr
patent: 3984796 (1976-10-01), Frampton
patent: 4264887 (1981-04-01), Barrett
patent: 5003126 (1991-03-01), Fujii
patent: 5264981 (1993-11-01), Campbell
patent: 5312674 (1994-05-01), Haertling
Catalog No. 6200D--Ding's Magnetic Group.

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