ELECTRIC-TYPE LAWN MOWER WITH BATTERY COOLING APPARATUS

A lawn mower is described, provided with at least one grass cutting blade (3) moved by an electric motor and a traction device comprising a further electric motor. The lawn mower comprises a power supply device (5) for said electric motors, comprising at least one battery pack (55) and an apparatus (100) for cooling the at least one battery pack comprising:- at least one support (52) for said at least one battery pack comprising a compartment able to accommodate the battery pack, said compartment comprising a cavity (59) on the bottom not occupied by the battery pack when the battery pack is inserted into the support, said battery pack comprising related slots (559) on the bottom,- at least one container (50) able to accommodate said at least one battery pack support, said container being closed by a door (56) comprising slots (57) for the air to enter into said at least one battery pack support and the container;- at least one fan (54) for each battery pack support able to suck in incoming air from the slots of said door and circulating inside the battery pack through said cavity and the related slots on the bottom of the battery pack (Fig. 5).