US Patent 11264858 Hairpin electric machine with self-supporting jumpers

An electric machine includes a stator core and interconnected hairpins attached to the stator core and defining a path. A pair of the interconnected hairpins have first and second ends, respectively, and are circumferentially spaced apart from each other. A jumper is interconnected between the first and second ends. The jumper has a body defining first and second holes that receive the first and second ends, respectively. The first hole is defined by a perimeter having opposing first and second walls and opposing third and fourth walls.