Ships – Submersible device – Having propulsion unit
Reexamination Certificate
2009-05-22
2011-12-13
Avila, Stephen (Department: 3617)
Ships
Submersible device
Having propulsion unit
C440S006000
Reexamination Certificate
active
08074592
ABSTRACT:
In one aspect, a submarine with a boat hull and a propulsion drive for the submarine the propulsion drive is arranged outside the boat hull and comprises a housing and a first electric motor, with the housing embodying a channel for a flow of water through the channel in a main direction of flow from an inlet to an outlet of the channel, and with the first electric motor featuring a rotor which is arranged in the channel and is supported rotatably around an axis of rotation in the housing, with the rotor being embodied in the shape of a ring with a ring inner side and a ring outer side, and with blades for propelling the submarine being arranged on the ring inner side of the rotor.
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patent: 0425723 (1991-05-01), None
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patent: 1197850 (1970-07-01), None
patent: 2009144164 (2009-12-01), None
Avila Stephen
Siemens Aktiengesellschaft
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