Custom Search
TM 9-8000
Figure 21-14. Fluid Coupling - Disassembled View.
energy. The oil then enters the turbine vanes at the
to rotate the turbine. As the amount of slip is determined
outside and flows toward the center, giving a rotating
by the torque required by the driven member, the slip is
motion to the turbine. Both members of the drive are of
100 percent with the vehicle stationary, but drops quickly
similar construction, so that when the vehicle is coasting
as the vehicle gathers speed. In some arrangements, it is
In gear, the wheels drive the engine. In this case, the oil
less than 1 percent during normal operation above 30
circulates in a reverse direction. The engine can thus
mph. The main advantage of the fluid coupling is that it
brake the vehicle, as with a vehicle equipped with a
eliminates torsional vibration and provides a smooth,
conventional clutch.
jerkless acceleration because of the cushioning of the
fluid medium between the two members.
b. Uncoupled Phase. When the engine is Idling, the
energy  supplied  to  the  oil  is  not  enough


Privacy Statement - Copyright Information. - Contact Us