Patent ID: 7950510

Claim:
A vehicle driveline comprising: a first driveline component; a second driveline component; and a torque transmitting device having: an input portion having a shaft with a thread formed thereon, the input portion being coupled for rotation with a rotatable power transmitting member of the first driveline component; an output portion coupled for rotation with a rotatable power transmitting member of the second driveline component, the output portion having a first case member, a second case member and an overload spring, the first case member being axially slidably but non-rotatably mounted on the second case member, the overload spring biasing the first and second case members toward one another; first and second cone clutch surfaces mounted on the thread on the shaft of the input portion, the first and second cone clutch surfaces being tapered in opposite directions; and first and second mating cone clutch surfaces received between the first case member and the second case member, at least one of the first and second mating cone clutch surfaces being axially slidably but non-rotatably coupled to the second case member, the first mating cone clutch surface being matingly engageable to the first cone clutch surface, the second mating cone clutch surface being matingly engagable to the second cone clutch surface.