Patent ID: 7331331
Filing Date: 2008-02-19
Classification: F02M

Abstract:
1. A fuel injection valve installation structure of an engine, comprising: an installation hole with an annular shoulder portion in the middle portion thereof being formed in an engine component member that constitutes a part of the engine; a fuel injection valve inserted into the installation hole and being held between the annular shoulder portion and a supporting member attached to the engine component member; first damper means, with a high vibration-damping property, being set between the annular shoulder portion and the fuel injection valve; and wherein: the second damper means has a damper holder and a damper member; the damper holder being brought into contact with the fuel injection valve from the exterior side of the installation hole, and being supported by the supporting member slidably in the axial directions of the installation hole; the damper member being held by the damper holder, and being set between the damper holder and the supporting member; and a sliding member being attached to the supporting member for guiding the sliding movement of the damper holder, in the axial directions of the installation hole, against the supporting member.