Patent ID: 7600363

Claim:
A lawn mower, which comprises: (a) a frame supported for movement over the ground by a plurality of ground engaging wheels; (b) a rotary cutting deck carried beneath the frame between front and rear ground engaging wheels; and (c) a suspension system for suspending the cutting deck beneath the frame, the suspension system comprising: (i) a pair of suspension hooks at a rear end of the cutting deck for hooking onto a pivotal hanger carried on the frame, wherein both of the suspension hooks are independently adjustable in height relative to the cutting deck, wherein one suspension hook is adjustable in height in discrete increments relative to the cutting deck and the other suspension hook is adjustable in infinite increments relative to the cutting deck; and (ii) a pull arm attached to the frame and pivotally connected by a pivot pin to a front end of the cutting deck for pulling the cutting deck forwardly as the frame moves forwardly.