Improvements introduced in a tree retention. (Machine-translation by Google Translate, not legally binding)

摘要

Perfections introduced in a shaft retainer that includes in combination: a rigid box having an anchoring part, an elastomeric member having an anchor part attached to the anchoring part of said box and having a lip body, being joined said body gives lip to said anchoring part of said elastomeric member by means of a thin bending section which is thinner than said body and comprises a relatively short frustoconical shell, said lip body including a sealing lip with an edge and a pair of surfaces that are on said edge, one of said surfaces being on the air side of the retainer and one of said surfaces being on the oil side of said retainer, the surface located on said side of the air having an annular projection that it extends radially inward and is axially spaced from said lip of the detent and terminates at a radius normally greater than said lip. The retainer and not normally in application with a shaft during operation, and serving to stabilize said lip of the retainer during extreme conditions of decentration, said projection being an integral part of said lip body. (Machine-translation by Google Translate, not legally binding)