71652 ⎘
Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from a single propulsion power unit comprising means for simultaneously driving two or more main transmitting elements, e.g. drive shafts the elements being formed by two or more coaxial shafts, e.g. counter-rotating shafts
MARINE PROPULSION SYSTEM SUPPORTED BY A STRUT
#2COAXIAL CONTRA-ROTATING CIRCUMFERENTIAL THRUSTER
#3Strut mounted gear box for counter rotating propellers
#4Airboat transmission for driving counter-rotating propellers
#5Contra-rotating propulsor for marine propulsion
#6Propulsion device for ship and ship having the same
#7Contra-rotating propulsor for marine propulsion
#8Multidirectional propulsion system for ships, including a mechanical hypocycloid transformer
#9Boat hull with outboard drive and outboard drive for boats
#10Counter rotating air propeller drive system
#11Systems and methods for adjusting the rotational timing between driveshafts