Bearing housing design with dual o-ring function

Abstract

In one embodiment, an apparatus, comprising: a housing; a spherical bearing disposed within the housing; a shaft disposed in part beneath the housing and penetrating a portion of the spherical bearing; a bellow circumscribing a lower portion of the housing and providing an interface between the spherical bearing and the shaft; and a cover adjacent a lower end of the bellow and having a circumferential groove configured to enable rotational movement of the bellow, the cover extending to and circumferentially surrounding a portion of the shaft to seal the shaft.

Dependencies are inferred from the claim text.