High-efficiency engine driven by pressurized air or other compressible gases
Hybrid power system utilizing self-heating auxiliary direct drive and driving method thereof
A hydraulic or pneumatic drive system, and a motor and a pump therefor
A HYDRAULIC OR PNEUMATIC DRIVE SYSTEM, AND A MOTOR AND A PUMP THEREFOR
A HYDRAULIC OR PNEUMATIC DRIVE SYSTEM, AND A MOTOR AND A PUMP THEREFOR
A HYDRAULIC OR PNEUMATIC DRIVE SYSTEM, AND A MOTOR AND A PUMP THEREFOR
A HYDRAULIC OR PNEUMATIC DRIVE SYSTEM, AND A MOTOR AND A PUMP THEREFOR
A hydraulic or pneumatic drive system, and a motor and a pump therefor
ELECTRIC VEHICLE CONTROL TOQUE GENERATION DEVICE AND ELECTRIC VEHICLE
HYBRID ENGINE WITH VACUUM AND PRESSURE MECHANISM BY USING THE COMPRESSOR
BRAKING TORQUE GENERATION DEVICE FOR ELECTRIC VEHICLE AND ELECTRIC VEHICLE
Methods of laser powering unmanned aerial vehicles with heat engines
Device for providing energy for ship through wave energy