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US 8,333,626 B2Granted
Hybrid outboard motor
AssigneeSuzuki Motor Corporation
InventorKeisuke Daikoku
Life of this patent
Estimating the term…
Abstract
A power unit is housed in a casing, and a screw (propeller) is disposed outside the casing, the screw being driven by the power unit. The casing is formed as a watertight case in a substantially rectangular parallelepiped shape with a left-right width direction being a longitudinal direction, and the case has at least a front face portion coupled to a stern portion and a substantially flat upper face portion at a substantially same height as a top portion of the stern portion.
Claims7
A hybrid outboard motor, comprising:
- a casing provided to a stern portion of a boat;
- a power unit housed in the casing;
- and
- a screw disposed outside the casing, the screw being driven by the power unit, wherein
- the casing is watertight and in a substantially rectangular parallelepiped shape having a left-right width direction in relation to a direction from a stern side toward a bow side of the boat, the left-right width direction being a longitudinal direction of the substantially rectangular parallelepiped shape and a direction of a beam of the boat,
- at least a front side face portion of the casing is coupled to the stern portion,
- a substantially flat upper face portion of the casing is at a substantially same height as a top portion of the stern portion, and
- the power unit includes an internal combustion engine, and an electric motor provided beside the internal combustion engine in the direction of the beam of the boat.
5 more elements
A hybrid outboard motor, comprising:
- a casing being in a substantially rectangular parallelepiped shape having a left-right width direction in relation to a direction from a stern side toward a bow side of a boat, the left-right width direction being a longitudinal direction of the substantially rectangular parallelepiped shape and a direction of a beam of the boat;
- a power unit housed in the casing;
- a screw disposed outside the casing and being driven by the power unit;
- an internal combustion engine provided as a power source;
- an electric motor serving also as a generator, provided as another power source;
- and
- an electric energy storage device that drives the electric motor, wherein
- one or both of the internal combustion engine and the electric motor constitute the power unit,
- the internal combustion engine is disposed on one of the left and right sides of the casing, and
- the electric motor and the electric energy storage device are disposed on the other side of the left and right sides of the casing.
7 more elements
Dependencies are inferred from the claim text.