Patent ID: 9302561
Filing Date: 2016-04-05
CPC Classification: B60G,F16F,Y10T

Claim Text:
1. A mount structure for a vehicle damper including a damper main body configured by a damper body and a piston rod whose end portion is to be supported by a vehicle body member having a penetration hole through which the piston rod end portion penetrates, the mount structure comprising: an upper elastic body and a lower elastic body that are configured to be externally fitted to the piston rod and sandwich the vehicle body member; a collar member that is configured to be externally fitted to the piston rod, penetrates through the upper elastic body and the lower elastic body, and defines a tightening margin of the upper elastic body and the lower elastic body when these components are externally fitted to the piston rod; a pair of sandwiching members that are provided at end portions along an axial direction of the collar member and respectively sandwich the upper elastic body from an upper side of the upper elastic body and the lower elastic body from a lower side of the lower elastic body; a fastening member configured to integrally fasten the collar member, the upper elastic body, and the lower elastic body to the piston rod; a transfer member that is configured to be disposed coaxially with the piston rod and is sandwiched between the upper elastic body and the lower elastic body to transfer vibration force from a damper body side to the vehicle body member, and a protruding portion configured to protrude from a circumferential marginal portion of the penetration hole of the vehicle body member toward the damper body side, the protruding portion having a penetrating hole through which the piston rod end portion also penetrates and arranged such that an inner circumferential surface of the protruding portion which defines the penetrating hole thereof and faces toward the piston rod is in contact with either of the upper elastic body or the lower elastic body, wherein the transfer member is sandwiched between the lower elastic body and the protruding portion, and wherein either the upper elastic body or the lower elastic body includes an extended portion extended along the axial direction of the piston rod and located between the collar member, and at least one of the transfer member and the protruding portion.