Patent Number: 6,170,349

Title: Vibration dampening hypoid gear structure

Abstract: A hypoid gear structure which includes a hypoid ring gear disposed coaxially with a rotation axis, and a hypoid pinion gear provided with a rotation axis of an electric motor and engaging with the hypoid ring gear. The hypoid ring gear includes a first toothed portion disposed on the inner side and a second toothed portion disposed on the outer side, and one of the first toothed portion and the second toothed portion is urged by a spring to press the hypoid pinion gear.

Inventors: Tanaka; Hiroaki (Toyota, JP), Ogawa; Osamu (Toyota, JP), Kajitani; Yoshimi (Toyota, JP), Takakuwa; Kei (Toyota, JP), Ohshima; Toshiki (Anjo, JP), Mizuno; Katsutoshi (Anjo, JP), Ino; Naohito (Anjo, JP), Ishihara; Shigeo (Anjo, JP)

Assignee: Toyota Jidosha Kabushiki Kaisha

International Classification: B62D 5/04 (20060101); F16H 55/17 (20060101); F16H 55/20 (20060101); F16H 055/18 ()

Expiration Date: 01/09/2018