turbine
transmission shaft
propeller shaft
constant-speed propeller
Wankel rotary engine
rotary
Wankel engine
epitrochoidal engine
crankshaft
rotor
rotor coil
connecting rod
sun and planet gear
driveshaft
race rotation
shift gears
overtorque
shaft horsepower
gas turbine
feather
brake cylinder
master cylinder
torsionmeter
hydrokinetic engine
hydraulic brake cylinder
hydraulic motor
rotary engine
screw
screw propeller
transmission
prime mover
turbomachine
differential
hydraulic brake
hydraulic brakes
power-assisted steering
power steering
differential gear
external-combustion engine
engine generator
reaction turbine
semiradial
velodyne
automixte
prop shaft
hydraulic ram
angular momentum
turboprop
locking differential
spoolup
transmission system
exoskeletal
dynamic balance
stand mixer
tail rotor
clutch
spooldown
driving axle
torque
turboexpander
rotational energy
Mallet
airscrew
prop
torque meter
rotored
motor
fluid flywheel
airplane propeller
reciprocating engine
internal combustion engine
featherable
turboshaft
water wheel
steam turbine
turbojet
tailshaft
waterwheel
turborocket
reverse
turbine pump
reverse gear
stator
stator coil
axle
trochilics
axle-driven
instroke
blisk