Patent ID: 7028582

Claim:
A dual mass flywheel, comprising: a first mass member connected to an engine output shaft; a second mass member connected to a transmission input shaft, the second mass member and the first mass member rotatable about one another within a predetermined range of motion; a drive plate fixedly connected to the second mass member; and a dampening assembly interposed between the first mass member and the drive plate, the dampening assembly using air dampening to perform a dampening operation during a process of transmitting torque from the engine output shaft to the transmission input shaft, wherein the dampening assembly comprises: a compressible piece; a pair of resilient guides, each directly mounted to opposite sides of the compressible piece; a pair of resilient adapters, each mounted to a end of a respective one of said guides at a position remote from the compressible piece; and a pair of idle springs, each mounted between a respective adapter of the adapters and the compressible piece.