Patent ID: 9689461
Date: 2017-06-27
CPC Classifications: F16F,F16J,Y10T

Claim:
1. A damper assembly for a motor vehicle drive train comprising: a spring retainer retaining arc springs; an engine-side cover for connecting to an engine crankshaft, the spring retainer being fixed to the engine-side cover; and a seal configuration between the engine-side cover and the spring retainer, the seal configuration, the engine-side cover and the spring retainer defining an arc spring cavity for lubricating fluid to lubricate the arc springs, the seal configuration configured to prevent lubricating fluid from radially exiting the arc spring cavity during rotation of the damper assembly about a center axis thereof, the engine-side cover including a radially extending portion and an axially extending rim at an outer end of the radially extending portion, the spring retainer including a rounded portion surrounding outermost circumferential surfaces of the arc springs and extending axially toward the radially extending portion of the engine-side cover to join an axial rim, the axially extending rim of the engine-side cover being radially outside of the rounded portion of the spring retainer and extending axially away from the radially extending portion past an outermost circumference of the rounded portion, the seal configuration being sandwiched radially between an inner circumferential surface of the axially extending rim and an outer circumferential surface of the rounded portion or being sandwiched axially between the axial rim of the spring retainer and the radially extending portion.