Grass collecting system for a lawn mower

摘要

A grass collecting system having a grass collecting duct for transmitting grass clippings reaped by a mower to a swingable grass catcher. The grass collecting duct includes top and side plates for guiding grass clippings from the mower unit to the grass catcher. An outlet portion is defined by an end of a space surrounded by the top and side plates. The grass collection system also having a grass clippings discharge path for transmitting grass clippings received from the mower, from the outlet portion into the grass catcher, and a bottom plate unit disposed in the outlet portion that is swingable about a pivot shaft from a guide position to an upstanding position. The bottom plate unit has a shortening mechanism for shortening a distance between a forward end of the bottom plate unit projecting into the grass collecting duct and the pivot shaft.