71511 ⎘
Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type with combined or mixed flow, i.e. the flow direction being a combination of centrifugal flow and non-centrifugal flow, e.g. centripetal or axial flow
Impeller-based vehicle propulsion system
#2Watercraft propulsion system and method of propelling a watercraft through water
#3PROPULSION UNIT FOR A SHIP
#4Watercraft propulsion system and method of propelling a watercraft through water
#5Waterjet propelling device of boat