US 11,231,004 B2 · Permanently engaged starter system

Abstract

A permanently engaged starter system for use in a vehicle includes a dual-mass flywheel. The vehicle includes a crankshaft, an engine block, and a transmission. The dual-mass flywheel includes an engine side primary mass, a transmission side primary mass rotatably coupled to the engine side primary mass, and a secondary mass rotatably coupled to the transmission side primary mass. The permanently engaged starter system also includes a one-way clutch including an inner race disposed about the axis. The permanently engages starter system additionally includes a ring gear rotatably coupled to the inner race of the one-way clutch. The transmission side primary mass or the secondary mass of the dual-mass flywheel is configured to be an outer race for the one-way clutch.

Claims21

Dependent claims

A permanently engaged starter system for use in a vehicle including a crankshaft, an engine block, and a transmission, said permanently engaged starter system comprising:

a dual-mass flywheel comprising an engine side primary mass extending along and rotatable about an axis with said engine side primary mass being adapted to be rotatably coupled to the crankshaft, a transmission side primary mass disposed about said axis and rotatably coupled to said engine side primary mass, and a secondary mass disposed about said axis rotatably coupled to said transmission side primary mass and adapted to be rotatably coupled to the transmission;
a one-way clutch comprising an inner race disposed about said axis;
and
a ring gear rotatably coupled to said inner race of said one-way clutch;
wherein said transmission side primary mass or said secondary mass of said dual-mass flywheel is configured to be an outer race for said one-way clutch.

2 more elements

Dependencies are inferred from the claim text.

Permanently engaged starter system

Life of this patent

Permanently engaged starter system

Life of this patent

Abstract

Claims21