Patent ID: 8850782

Claim:
A lawn mower, comprising: a deck, forming a platform and having an exit aperture at a rear of the deck, a side wall arranged around at least part of a perimeter of the deck, the deck and the side wall enclosing a cutting space under the deck, a front wheel set and a rear wheel set located at a front and the rear of the deck respectively, a motor attached to an outside top of the platform of the deck, having a drive shaft extending downwards through the deck, a lower part of the drive shaft located substantially at a centre of the cutting space, at least one grass cutting blade, connected to the drive shaft within the cutting space so that the drive shaft causes the at least one grass cutting blade to rotate in a substantially horizontal grass cutting plane, a detachable grass catcher receiving grass cuttings from the exit aperture, a rear flap, connected to and pivoting from a top rear edge of the deck to allow the detachable grass catcher to be attached in use, the rear flap: (i) resting on and acting as a lid for a partly open top of the detachable grass catcher when the grass catcher is attached, and (ii) facing downwards to close the exit aperture at the rear of the deck when the grass catcher is not attached, the rear flap having a sub-flap which can open and close independently of the rear flap, the mower further fitted with a biasing mechanism that is adapted to bias the rear flap and sub-flap towards a closed position, at least when the grass catcher is attached to the mower.