Patent ID: 7237374

Claim:
A roller assembly for attachment to a lawnmower, comprising: (A) a tow arm having a front link with a rear end pivotally attached to a front end of a rear link, and a front end of the front link configured to be at least indirectly supported by a lawnmower frame independently of a cutting deck of the lawnmower; (B) a shaft supported at least indirectly by a rear end of the rear link of the tow arm; and (C) a plurality of rollers rotatably borne by the shaft and configured to roll along a ground surface; and (D) a latch assembly that is selectively engageable to hold the tow arm in a position that holds the roller assembly in a raised, inoperative position in which the rollers are incapable of riding along a ground surface, wherein the latch assembly includes a pin which is selectively movable between i. a first position in which the latch assembly is disengaged to permit the roller assembly to drop to a lowered, operative position in which the rollers are capable of riding along the ground surface, and ii. a second position in which the latch assembly is engaged and the roller assembly is held in the raised, inoperative position thereof.