Patent ID: 8511934

Claim:
A drive train assembly for a ride-on twin rotor concrete finishing machine having a drive engine generally centrally mounted on a supporting frame between the rotors, the drive train assembly comprising: a main drive shaft connected at one end to the engine output shaft; a first gear box for one of the rotors carrying a jack shaft rotatably connected to the other end of the main drive shaft; the first gear box having a drive input from a clutch and drive belt arrangement attached to the free end of the jack shaft; the first gear box having a first drive output providing driving connection to the first rotor; the first gear box having a second drive output connected by a secondary drive shaft directly to a drive input of a second gear box for driving the other rotor; each of the rotors carrying a plurality of finishing blades receiving driving rotation from their respective gear box; and, whereby the clutch and/or drive belt arrangement is demountable without disassembly of the main drive shaft.