BEARING UNIT SEALING DEVICE

摘要

FIELD: mechanical engineering; bearing units. ^ SUBSTANCE: proposed sealing device is provided with elastic housing. Fitted in elastic housing are small spring ring and large spring ring. Small spring ring concentrically upsets shaft through elastic housing. Large spring ring concentrically expands elastic housing, pressing it to bearing housing. Spring rings have more than one coil. ^ EFFECT: prevention of oil leaks from bearing unit and ingress of water and dust. ^ 2 dwg