DRAWINGS
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way.
FIG. 1 is a schematic view of a four-wheel drive vehicle equipped with a power transfer unit having an actively-controlled torque transfer clutch and a control system according to the present invention;
FIG. 2 is a schematic diagram of the power transfer unit of FIG. 1, defining a full-time two-speed transfer case equipped with a torque limiting coupling according to the present invention;
FIG. 3 is a sectional view of a first embodiment of the torque limiting coupling shown in FIG. 2;
FIG. 4 is a sectional view of a second embodiment of the torque limiting coupling shown in FIG. 2;
FIG. 5 is a sectional view of a third embodiment of the torque limiting coupling shown in FIG. 2;
FIG. 6 is a sectional view taken generally along line 6-6 of FIG. 5;
FIG. 7 is a sectional view of a fourth embodiment of the torque limiting coupling shown in FIG. 2;
FIG. 8 is an end view of the torque limiting coupling of FIG. 7;
FIG. 9 is a sectional view of a fifth embodiment of the torque limiting coupling shown in FIG. 2; and
FIG. 10 is a schematic diagram of an alternate example of the full-time two-speed transfer case of FIG. 2.