US 12,302,078 B2
Coil
Christian Seebauer, Nittenau (DE)
Assigned to GRAWE & SCHNEIDER GDBR, Kiefersfelden (DE)
Appl. No. 17/922,370
Filed by GRAWE & SCHNEIDER GDBR, Kiefersfelden (DE)
PCT Filed May 12, 2021, PCT No. PCT/EP2021/062742
§ 371(c)(1), (2) Date Oct. 30, 2022,
PCT Pub. No. WO2021/229011, PCT Pub. Date Nov. 18, 2021.
Claims priority of application No. 10 2020 112 950.5 (DE), filed on May 13, 2020.
Prior Publication US 2023/0217180 A1, Jul. 6, 2023
Int. Cl. H04R 9/04 (2006.01); H04R 3/00 (2006.01); H04R 9/06 (2006.01)
CPC H04R 9/047 (2013.01) [H04R 3/00 (2013.01); H04R 9/06 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A coil, comprising
a printed circuit board (10), and
at least two windings formed as conductors (30), wherein
the conductors (30) have different widths, wherein
that the widths of the conductors (30) are selected in such a way that the force factor of the coil is linearised in a magnetic field.