Marine propulsion – Screw propeller – Shafting
Reexamination Certificate
2007-10-09
2007-10-09
Olson, Lars A. (Department: 3617)
Marine propulsion
Screw propeller
Shafting
C114S072000, C440S075000
Reexamination Certificate
active
11354741
ABSTRACT:
A marine vessel includes a hull and has at least one load carrying facility defined by at least one loading space with a given height, a given width and a given length, whereby the loading space is provided on a bulkhead deck, and a propulsion arrangement, which includes at least one steerable thruster unit connected by a shaft arrangement to a drive means. In order to provide better access to the bulkhead deck for loading and unloading the marine vessel, the steerable thruster unit is arranged below the bulkhead deck and the drive means is arranged above the loading space. The shaft arrangement comprises a substantially vertical shaft section extending from the drive means above the loading space through the given height of the loading space and to the steerable thruster unit below the bulkhead deck.
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“Cruise & Ferry Industry,” Shipping World and Shipbuilder, Imarest Publications, London, United Kingdom, vol. 197, No. 4127, Oct. 1, 1996.
Olson Lars A.
Smith-Hill and Bedell
Wartsila Finland Oy
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