Patent ID: 6298937
Filing Date: 2001-10-09
Classification: B60T,Y10T

Abstract:
A loader comprising:a vehicle body carrying a canopy and a rotating vehicle axle;a seat bar mounted to the canopy for swinging movement between a raised position and a lowered operator restraint position;a parking lever shiftable between a brake position and a release position and cooperatingly associated with the seat bar;axle lock means operatively connected to the seat bar and the parking lever and operable to lock or release the vehicle axle, said axle lock means comprisinga lock disk fixedly secured to the vehicle axle and having a plurality of circumferentially disposed notches, anda locking pawl slidingly movable between an engaged position in which the pawl engages with one of the notches of the locking disk to prevent rotation of the vehicle axle and a disengaged position in which the pawl is disengaged from the notches to allow the rotation of the vehicle axle; andconditional force delivery means for normally allowing the axle lock means to lock the vehicle axle and for causing the axle lock means to release the vehicle axle only when the seat bar is in the lowered position with the parking lever shifted into the release position, said conditional force delivery means comprisinga parking cable operatively connected to the lock pawl at a first end,an intermediate coupling plate affixed to a second end of the parking cable and provided with an aperture,a control cable rigidly connected to the seat bar at a first end and slidably inserted through the aperture of the coupling plate at a second end, the control cable having a stopper head at the second end so sized as to avoid removal of the control cable from the aperture of the coupling plate, anda bell crank pivotally attached to the vehicle body and having first and second arms, the first arm operatively connected to the parking lever, the second arm provided with a control cable holder slidably supporting the control cable and rotatable about a crank pivot axis together with the control cable.