US 11,297,764 B1Granted

Self driven mower with left and right drive trains

OwnerSam Milichinventor

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Abstract

A drive on an all wheel drive mower/slasher having on each side an assembly comprises appropriate brackets and fittings, axles, chains and tensioners where the worm gear output carries a forward direction spur gear and then extends to clutch. The clutch has an output gear and a forward chain travelling over a chain gear on reversible shaft, the reversible shaft is journaled in bearings. Chain gears and deliver drive to the wheel chain gears via respective chains. The spur gear is in mesh with a same sized gear so that when clutch 31 is disengaged and clutch engaged the wheels on one side are set forward. The brake clutches are disengaged. Chain and belt tensioners are provided in the usual way. The pulley has fan blades set above the pulley and the pulley has fan blades set below. Brakes are engaged on the turn side for skid steering.

Claims20

Dependent claims

A remote controlled or autonomously operated self-driven mower, the mower comprising:

a body with an onboard motive source,
a mower deck,
a cutting blade assembly within the deck powered by the onboard motive source,
four wheels comprising two right side wheels operatively connected to a right side drive train and two left side wheels operatively connected to a left side drive train,
each of the left and right side drive trains positioned between the onboard motive source and their respective wheels,
the drive trains powered by the onboard motive source and delivering all-wheel drive to the four wheels, each drive train having respective sets of shafts, gears, and couplings connecting the shafts;
each drive train having an input and respective wheel outputs;
each drive train having a respective set of electromagnetic clutches;
the clutches being selectively engaged by operation of a clutch controller for forward, reverse and turning movement of the mower.

6 more elements

Dependencies are inferred from the claim text.