Patent ID: 9512897
Filing Date: 2016-12-06
CPC Classification: F16F

Claim Text:
1. A pendulum crankshaft assembly for an internal combustion engine comprising: a crankshaft having a crankshaft cheek, said cheek having opposed sides; a pendulum carrier having a pair of spaced-apart, vertically-extending arms for attachment to said sides of said cheek; a fastener extending perpendicularly to said crankshaft for attaching said attachment arms to said crankshaft cheek; a pendulum attached to said pendulum carrier; at least one of said carrier and said pendulum having a kidney-shaped track formed therein, said track having a wall; a rolling pin positioned in said track for connecting said pendulum to said carrier; and a gap of less than 0.5 mm formed between said rolling pin and said wall.