Patent ID: 8857399
Filing Date: 2014-10-14
Classification: F16F

Abstract:
1. A balancing system configured to be applied to an inline internal combustion engine to balance second-order alternate forces produced on a driving shaft of said engine, said engine comprising: four cylinders having ignition sequence 1-3-4-2; and an engine oil sump, said balancing system comprising: a central support defining two opposite sides from where said two pair of counter rotating eccentric masses project, said central support being directly attachable to an external structure; two gears, each placed coaxially to a respective pair of counter rotating eccentric masses, said gears being placed inside said oil pump and on the same side of said central support, each gear being placed between two respective eccentric masses, said gears engaging each other, one of said gears being configured to be driven by a corresponding gear on a drive shaft.