US 11,949,311 B2
Electromagnetic Halbach array, devices, and methods
Roberto Sanchez Catalan, Woodbridge, VA (US)
Appl. No. 16/068,681
Filed by Roberto Sanchez Catalan, Woodbridge, VA (US)
PCT Filed Oct. 26, 2017, PCT No. PCT/US2017/058609
§ 371(c)(1), (2) Date Jul. 9, 2018,
PCT Pub. No. WO2019/083539, PCT Pub. Date May 2, 2019.
Prior Publication US 2021/0211033 A1, Jul. 8, 2021
Int. Cl. H02K 41/03 (2006.01); H02K 1/12 (2006.01); H02K 1/2753 (2022.01); H02K 3/28 (2006.01); H02K 3/47 (2006.01)
CPC H02K 41/031 (2013.01) [H02K 1/12 (2013.01); H02K 1/2753 (2013.01); H02K 3/28 (2013.01); H02K 3/47 (2013.01)] 25 Claims
OG exemplary drawing
 
1. An electromagnet comprising,
either an electromagnetic coil or a plurality of nested electromagnetic coils,
said electromagnetic coil or said plurality of nested electromagnetic coils being comprised of an electrical conductor,
said electromagnetic coil or said plurality of nested electromagnetic coils,
wherein said electromagnetic coil or said plurality of nested electromagnetic coils are uncompressed, the coils further having turns, with said turns further being evenly spaced and having generally helical or wave-like pitch,
wherein either
a) said electromagnetic coil having wire ends and having predetermined clockwise or counter-clockwise winding, or
b) said plurality of nested electromagnetic coils that are either joined together or continuous with predetermined clockwise or counter-clockwise winding, and further wherein said plurality of nested electromagnetic coils are spaced apart at approximately even distances,
a magnetic composite, said magnetic composite being comprised of a magnetically isotropic material,
wherein said electromagnetic coil or said nested electromagnetic coils are encased or embedded in said magnetic composite and further wherein said wire ends are exposed.