Patent ID: 7004864
Filing Date: 2006-02-28
Classification: F02B,F16H

Abstract:
1. An auxiliary-driving system in an engine for driving auxiliaries supported on an engine body by a crankshaft of the engine body, the system comprising: a crank pulley, a first auxiliary pulley and an idler pulley having a tensioner function, which are disposed in a triangular configuration with said idler pulley located in an uppermost position higher than said crank pulley and said first auxiliary pulley, on one side of the engine body in a direction perpendicular to the crankshaft; a second auxiliary pulley disposed in a triangular space surrounded by said pulleys; an endless transmitting belt reeved around said crank pulley, said idler pulley, said first auxiliary pulley and said second auxiliary pulley, an inner surface of said transmitting belt being reeved around said first auxiliary pulley and said idler pulley, and an outer surface of said transmitting belt being reeved around said second auxiliary pulley, said projection preventing a mis-reeving of said belt; and a projection disposed on the engine body between said crank pulley and first auxiliary pulley.