HYBRID VEHICLE DRIVING DEVICE - TOYOTA MOTOR CORP

Title:

HYBRID VEHICLE DRIVING DEVICE

Document Type and Number:

Japanese Patent JP2007326422

Kind Code:

A

Abstract:

To provide a hybrid vehicle driving device improving the power transmission efficiency over a large range of the gear ratio.

In the hybrid vehicle driving device, an engine, a first motor/generator, and a second motor/generator are connected to a power dividing mechanism. The hybrid vehicle driving device has a first power transmission path for connecting the first motor/generator to a wheel power transmissibly, and a second power transmission path for connecting the second motor/generator to a wheel power transmissibly. A first transmission is disposed in the first power transmission path, and a second transmission is disposed in the second power transmission path. The first transmission has a mechanism of switching between power transmission and power interruption, and the second transmission has a mechanism of switching between power transmission and power interruption.

Inventors:

OBA HIDEHIRO

Application Number:

JP2006157894A

Publication Date:

December 20, 2007

Filing Date:

June 06, 2006

Export Citation:

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Assignee:

TOYOTA MOTOR CORP

International Classes:

B60K6/445; B60K6/547; B60K17/04; B60L50/16; B60W10/02; B60W10/10; B60W20/00; F16H3/54; F16H3/72

Attorney, Agent or Firm:

Watanabe Takeshi

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