B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
B63H—MARINE PROPULSION OR STEERING
B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
B63H5/14—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in non-rotating ducts or rings, e.g. adjustable for steering purpose
Landscapes
Chemical & Material Sciences
(AREA)
Engineering & Computer Science
(AREA)
Combustion & Propulsion
(AREA)
Mechanical Engineering
(AREA)
Ocean & Marine Engineering
(AREA)
Other Liquid Machine Or Engine Such As Wave Power Use
(AREA)
Propulseur rétractable ou escamotable utilisant un dispositif trapézoidal à rotation déformante engendrant un mouvement rectiligne à l'intérieur d'un puits