초록 ▼

A hydrokinetic torque converter with an internal friction clutch wherein provision is made for actuating the clutch in response to changes in hydrokinetic torus circuit pressure and wherein provision also is made for engaging and disengaging the clutch by controlling the direction of fluid flow to a

A hydrokinetic torque converter with an internal friction clutch wherein provision is made for actuating the clutch in response to changes in hydrokinetic torus circuit pressure and wherein provision also is made for engaging and disengaging the clutch by controlling the direction of fluid flow to and from the torus circuit of the converter.

대표청구항 ▼

In a hydrokinetic torque transmitting unit comprising a bladed impeller and a bladed turbine situated in a torus circuit in fluid flow relationship, said impeller having an impeller housing that contains said impeller and said turbine; the improvement comprising a clutch disc in said housing adjacen

In a hydrokinetic torque transmitting unit comprising a bladed impeller and a bladed turbine situated in a torus circuit in fluid flow relationship, said impeller having an impeller housing that contains said impeller and said turbine; the improvement comprising a clutch disc in said housing adjacent said turbine and cooperating with said turbine and said housing to define two radial flow cavities, a first friction surface on the side of said clutch disc facing said turbine, a second friction surface formed on a radially outward portion of said impeller housing and adapted to register with said first friction surface on said clutch disc, first fluid passage means communicating with the radial flow cavity located between said clutch disc and said housing and the interior of said torus circuit communicating with the radial flow passage between said turbine and said clutch disc, and second fluid passage means communicating with said torus circuit, said clutch being engaged by pressure in said first mentioned radial flow cavity when said first passage means is pressurized and said second passage means is depressurized.