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US 6,685,516 B2Granted
Azimuth propeller device
AssigneeMitsubishi Heavy Industries, Ltd.
InventorKatsunori Tsuboguchi
Life of this patent
Estimating the term…
Abstract
An azimuth propeller device includes an azimuth pod, a POD propeller member provided with the azimuth pod, and a motor which drives the POD propeller member. The motor is provided inside the azimuth pod, and at least one radiation member for releasing the heat generated by the motor is provided at an outer periphery of the azimuth pod.
Claims7
An azimuth propeller device, comprising:
- an azimuth pod;
- a POD propeller member provided with said azimuth pod;
- a motor which drives said POD propeller member, said motor being provided inside said azimuth pod;
- and
- at least one radiation member provided on outer periphery of said azimuth pod on the outside of said azimuth pod, wherein said at least one radiation member comprises at least one fin positioned so as to contact with surrounding water when said azimuth propeller device is in the water.
2 more elements
An azimuth propeller device, comprising:
- an azimuth pod;
- a POD propeller member provided with said azimuth pod;
- a motor which drives said POD propeller member, said motor being provided inside said azimuth pod;
- and
- at least one radiation member provided at an outer periphery of said azimuth pod;
- wherein said radiation member is a fin extending in a front and back direction of said azimuth pod, and said fin is twisted in the rotation direction of said POD propeller member from the front to back of said fin.
3 more elements
An azimuth propeller device for a ship, comprising:
- an azimuth pod;
- a POD propeller member provided with said azimuth pod;
- a motor which drives said POD propeller member, said motor being provided inside said azimuth pod;
- and
- at least one radiation member comprising a fin provided on the outside of said azimuth pod and positioned on said azimuth pod so as to be operable to, when said motor drives said POD propeller member in surrounding water, contact with the surrounding water so as to cool said motor.
2 more elements
Dependencies are inferred from the claim text.