US 12,451,274 B2
Bushing and method for producing a bushing
Mark Carbonell, Jackson, TN (US); and Anders C. Johansson, Medina, TN (US)
Assigned to Hitachi Energy Ltd, Zürich (CH)
Appl. No. 18/997,815
Filed by Hitachi Energy Ltd, Zürich (CH)
PCT Filed Jul. 14, 2023, PCT No. PCT/EP2023/069677
§ 371(c)(1), (2) Date Jan. 23, 2025,
PCT Pub. No. WO2024/028084, PCT Pub. Date Feb. 8, 2024.
Claims priority of application No. 22188697 (EP), filed on Aug. 4, 2022.
Prior Publication US 2025/0266187 A1, Aug. 21, 2025
Int. Cl. H01B 17/28 (2006.01); B23K 20/10 (2006.01); H01B 19/00 (2006.01); B23K 101/38 (2006.01); B23K 103/10 (2006.01); B23K 103/12 (2006.01)
CPC H01B 17/28 (2013.01) [B23K 20/10 (2013.01); H01B 19/00 (2013.01); B23K 2101/38 (2018.08); B23K 2103/10 (2018.08); B23K 2103/12 (2018.08)] 9 Claims
OG exemplary drawing
 
1. A bushing comprising:
a plurality of electrically conductive elements,
at least one ultrasonic welding joint formed between and mechanically and electrically connecting one electrically conductive element and another electrically conductive element,
wherein the other conductive element is a metal braid, a section of the metal braid adjoining the ultrasonic welding joint is a solidified section in which the threads of the metal braid are connected to each other in a material locking manner.