Patent ID: 9653959
Date: 2017-05-16
CPC Classifications: B60K,H02K

Claim:
1. A rotor device of an integrated starter-generator (ISG) motor, wherein: the rotor device is monobloc cast machined to become an inseparable, one-piece structure; the rotor device having a central portion and a brim projecting radially therefrom, wherein the rotor device has an external side surface on a top of the central portion being a first surface, an external side surface of the brim being a second surface, an inner side surface of the brim being a third surface, and a fourth surface which connects the first surface with the second surface; the first surface of the rotor device is formed with multiple through holes for fixing with a crankshaft; the third surface of the rotor device is formed with multiple threaded holes for connection with a clutch, and the threaded holes pass through the second surface corresponding to the third surface; wherein the second surface is provided with multiple bosses, each boss being associated with a corresponding threaded hole; multiple triangular ribs are between the second surface and the fourth surface; and an extruded platform is provided on the first surface, and all the through holes are formed on the extruded platform, the shape of the extruded platform is a ring.