Compact P2 hybrid architecture

A device for power transmission within a motor vehicle having a combustion engine, an output of the engine and a transmission, the device comprising:

• a torque converter, the torque converter defining a central axis and having a rotatable shell defining a fluid tight chamber, and an output member configured to be coupled to an input member of the transmission;
• an electric motor, the electric motor having a stator and a rotor, the rotor being fixedly connected to the shell of the torque converter;
• a connect/disconnect clutch having an input member configured to be coupled to the output of the engine, the connect/disconnect clutch including a first clutch member and a second clutch member, the first and second clutch members being moveable between a disengaged position where the first and second clutch members are rotatable relative to one another and an engaged position where the first and second clutch members are fixed relative to one another for rotation with one another, the second clutch member being fixedly connected to the shell of the torque converter;
• an electro-magnetic controllable clutch, the electro-magnetic controllable clutch being coupled between the connect/disconnect clutch and the torque converter and having a locked up configuration and a freewheeling configuration;
• and
• wherein the shell of the torque converter includes a front cover on an engine side of the torque converter and a rear cover on a transmission side of the torque converter, the rotor of the electric motor being fixedly connected to the front cover.

A device for power transmission within a motor vehicle having a combustion engine, an output of the engine and a transmission, the device comprising:

• a torque converter, the torque converter defining a central axis and having a rotatable shell defining a fluid tight chamber, and an output member configured to be coupled to an input member of the transmission;
• an electric motor, the electric motor having a stator and a rotor, the rotor being fixedly connected to the shell of the torque converter;
• a connect/disconnect clutch having an input member configured to be coupled to the output of the engine, the connect/disconnect clutch including a first clutch member and a second clutch member, the first and second clutch members being moveable between a disengaged position where the first and second clutch members are rotatable relative to one another and an engaged position where the first and second clutch members are fixed relative to one another for rotation with one another, the second clutch member being fixedly connected to the shell of the torque converter;
• an electro-magnetic controllable clutch, the electro-magnetic controllable clutch being coupled between the connect/disconnect clutch and the torque converter and having a locked up configuration and a freewheeling configuration;
• and
• wherein the shell of the torque converter includes a front cover on an engine side of the torque converter and a rear cover on a transmission side of the torque converter, the second clutch member being fixedly connected to the front cover.

A device for power transmission within a motor vehicle having a combustion engine, an output of the engine and a transmission, the device comprising:

• a torque converter, the torque converter defining a central axis and having a rotatable shell defining a fluid tight chamber, and an output member configured to be coupled to an input member of the transmission;
• an electric motor, the electric motor having a stator and a rotor, the rotor being fixedly connected to the shell of the torque converter;
• a connect/disconnect clutch having an input member configured to be coupled to the output of the engine, the connect/disconnect clutch including a first clutch member and a second clutch member, the first and second clutch members being moveable between a disengaged position where the first and second clutch members are rotatable relative to one another and an engaged position where the first and second clutch members are fixed relative to one another for rotation with one another, the second clutch member being fixedly connected to the shell of the torque converter;
• an electro-magnetic controllable clutch, the electro-magnetic controllable clutch being coupled between the connect/disconnect clutch and the torque converter and having a locked up configuration and a freewheeling configuration;
• and
• wherein the electric motor is positioned radially about the connect/disconnect clutch.

A device for power transmission within a motor vehicle having a combustion engine, an output of the engine and a transmission, the device comprising:

• a torque converter, the torque converter defining a central axis and having a rotatable shell defining a fluid tight chamber, and an output member configured to be coupled to an input member of the transmission;
• an electric motor, the electric motor having a stator and a rotor, the rotor being fixedly connected to the shell of the torque converter;
• a connect/disconnect clutch having an input member configured to be coupled to the output of the engine, the connect/disconnect clutch including a first clutch member and a second clutch member, the first and second clutch members being moveable between a disengaged position where the first and second clutch members are rotatable relative to one another and an engaged position where the first and second clutch members are fixed relative to one another for rotation with one another, the second clutch member being fixedly connected to the shell of the torque converter;
• an electro-magnetic controllable clutch, the electro-magnetic controllable clutch being coupled between the connect/disconnect clutch and the torque converter and having a locked up configuration and a freewheeling configuration;
• and
• wherein the electric motor is positioned radially about the electro-magnetic controllable clutch.

A device for power transmission within a motor vehicle having a combustion engine, an output of the engine and a transmission, the device comprising:

• a torque converter, the torque converter defining a central axis and having a rotatable shell defining a fluid tight chamber, and an output member configured to be coupled to an input member of the transmission;
• an electric motor, the electric motor having a stator and a rotor, the rotor being fixedly connected to the shell of the torque converter;
• a connect/disconnect clutch having an input member configured to be coupled to the output of the engine, the connect/disconnect clutch including a first clutch member and a second clutch member, the first and second clutch members being moveable between a disengaged position where the first and second clutch members are rotatable relative to one another and an engaged position where the first and second clutch members are fixed relative to one another for rotation with one another, the second clutch member being fixedly connected to the shell of the torque converter;
• an electro-magnetic controllable clutch, the electro-magnetic controllable clutch being coupled between the connect/disconnect clutch and the torque converter and having a locked up configuration and a freewheeling configuration;
• and
• wherein the electric motor is positioned radially about the connect/disconnect clutch and the electro-magnetic controllable clutch.

A device for power transmission within a motor vehicle having a combustion engine, an output of the engine and a transmission, the device comprising:

• a torque converter, the torque converter defining a central axis and having a rotatable shell defining a fluid tight chamber, and an output member configured to be coupled to an input member of the transmission;
• an electric motor, the electric motor having a stator and a rotor, the rotor being fixedly connected to the shell of the torque converter;
• a connect/disconnect clutch having an input member configured to be coupled to the output of the engine, the connect/disconnect clutch including a first clutch member and a second clutch member, the first and second clutch members being moveable between a disengaged position where the first and second clutch members are rotatable relative to one another and an engaged position where the first and second clutch members are fixed relative to one another for rotation with one another, the second clutch member being fixedly connected to the shell of the torque converter;
• an electro-magnetic controllable clutch, the electro-magnetic controllable clutch being coupled between the connect/disconnect clutch and the torque converter and having a locked up configuration and a freewheeling configuration;
• and
• wherein the electric motor is positioned radially about the connect/disconnect clutch and the electro-magnetic controllable clutch, and wherein the electro-magnetic controllable clutch is positioned radially about the connect/disconnect clutch.