SEALING Russian patent published in 2017 - IPC F16J15/16

Abstract RU 2633740 C2

FIELD: machine engineering.

SUBSTANCE: sealing unit is made in the form of a multi-layered cylinder, part of which is fixed between the inner and outer rings. Flexible elastic sealing elements are created by grooves that overlap the surface of the subsequent element. The outer surface of multilayer cylinder is in contact with the large-diameter surface of the end groove of the shaft shoulder.

EFFECT: reliability, manufacturability and reduced diametral dimensions of the sealing unit.

2 dwg

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RU 2 633 740 C2

Authors

Gribanovskij Vladimir Aleksandrovich

Dates

2017-10-17—Published

2016-02-11—Filed