71508 ⎘
Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of reciprocating type
WATERCRAFT AND METHOD OF PROPULSION OF A WATERCRAFT
#2Impulsive marine thruster and positive displacement pump
#3Side-intake piston jet propulsor
#4Small vessel propulsion system
#5Underwater propeller device with pulsed jets
#6Electrical linear motor for propulsion of marine vessel
#7WATER JET PROPULSION SYSTEM
#8Electrical linear motor for marine propulsion
#9VARIABLE AREA PUMP DISCHARGE SYSTEM
#10Variable area pump discharge system
#11Waterjet with internal drive motor