US 12,266,459 B2
Choke, and method for manufacturing such a choke
Patrick Grottenthaler, Pettenbach (AT); and Andreas Resch, Pettenbach (AT)
Assigned to Fronius International GmbH, Pettenbach (AT)
Appl. No. 18/686,066
Filed by Fronius International GmbH, Pettenbach (AT)
PCT Filed Jun. 9, 2023, PCT No. PCT/EP2023/065434
§ 371(c)(1), (2) Date Feb. 23, 2024,
PCT Pub. No. WO2023/237708, PCT Pub. Date Dec. 14, 2023.
Claims priority of application No. 22178352 (EP), filed on Jun. 10, 2022.
Prior Publication US 2024/0428976 A1, Dec. 26, 2024
Int. Cl. H01F 27/06 (2006.01); H01F 3/02 (2006.01); H01F 3/14 (2006.01); H01F 27/26 (2006.01); H01F 27/30 (2006.01)
CPC H01F 27/06 (2013.01) [H01F 3/02 (2013.01); H01F 3/14 (2013.01); H01F 27/263 (2013.01); H01F 27/306 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A choke (1) comprising at least one winding (2) each having two connections (3, 4), and a magnetic core (5) provided with an air gap (6), wherein a coil body (8) comprising at least two parts (9, 10) is provided for receiving the at least one winding (2), and a base plate (11) that can be connected to the coil body (8) is also provided, wherein, the at least two parts (9, 10) of the coil body (8) and the base plate (11) comprise first latching elements (12, 14) and second latching elements (13, 15) for tool-free connecting the at least two parts (9, 10) of the coil body (8) and for tool-free connecting the base plate (11) to the coil body (8), and wherein the magnetic core (5) is built up from a plurality of sheets (7) stacked one on top of the other, and the base plate (11) is designed to receive the sheets (7) of the magnetic core (5).