Patent ID: 8991574
Filing Date: 2015-03-31
Classification: F16F

Abstract:
1. An apparatus for reducing vibrations in a vehicle, the apparatus comprising: a housing component including a housing receptacle and a housing lid to provide closure to the housing receptacle; a mass damper including a top portion and a bottom portion, wherein the mass damper is disposed within the housing component, and wherein the mass damper is partially filled with a plurality of solid particles such that a gap is defined within the mass damper so the solid particles move in a delayed phase relative to the mass damper; a first elongated elastic member having a first end and a second end, the first end of the first elastic member engaged with the top portion of the mass damper and the second end of the first elastic member engaged with the housing lid in a substantially vertical direction, the first elastic member having a first elastic member block height; and a first retainer coupled to the housing lid and disposed within the first elastic member, the first retainer including a first layer and a second layer distinct from the first layer, the first layer disposed between the second layer and the housing lid, the second layer including a first stopper plate disposed at a distal end of the first retainer and engageable with a first stopper cushion coupled to the top portion of the mass damper, wherein the first stopper plate and the first stopper cushion are disposed within the first elastic member and the first stopper cushion engages the first stopper plate to stop upward movement of the mass damper before the first elastic member is fully compressed.