START-UP GENERATOR AND METHOD FOR MANUFACTURING START-UP GENERATOR

Provided are: a start-up generator reliably externally discharging sludge entered into a clutch portion with a simple method while suppressing increase of the number of processes; and a method for manufacturing the start-up generator. The start-up generator is provided with: a rotor 2 having a yoke 20 and a permanent magnet 21, said yoke 20 having a cylindrical first side wall 22 and a first bottom portion 23 provided integrally with the first side wall 22, said permanent magnet 21 being provided on the inner circumferential portion of the first side wall 22; a flywheel 3 having a second bottom portion 32 and a cylindrical second side wall 31, said second bottom portion 32 being provided on the side opposite to the first side wall 22 with respect to the first bottom portion 23, said second side wall 31 extending from the second bottom portion 32 toward the side opposite to the first bottom portion 23; and a clutch portion 4 fixed to at least one of the second side wall 31 and the second bottom portion 32. The