Patent ID: 6210280
Filing Date: 2001-04-03
Classification: F16F

Abstract:
A spring seat, comprising:a spring seat body formed with a contact surface and a receiving surface, each of said surfaces being formed on a respective opposite side of said spring seat body; anda projecting portion formed on said receiving surface and extending from a center of said receiving surface, said projecting portion having a generally cylindrical shape, said projecting portion coinciding with a central axis of said spring seat body;said contact surface being formed with two transverse slanting grooves, each of said slanting grooves being formed of a pair of sloping groove sections, each groove section generally defining a V-shape in cross section and having an outer end and an inner end, said inner ends intersecting at an intersection point lying in a plane that is closer to said projecting portion than said outer ends, said groove sections being angled relative to each other in a circumferential direction about said central axis to define four quadrants on said contact surface, said four quadrants and said slanting grooves defining a central depression at said intersection point.