Sealing apparatus with elastic seal ring and plastic slide ring

Details Sealing apparatus with elastic seal ring and plastic slide ring Sealing apparatus with elastic seal ring and plastic slide ring

1988-02-29

1989-05-09

Ward, Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 84, 277 92, 277 95, 277152, F16J 1532, F16J 1538

Patent

active

048282723

ABSTRACT:
A hydraulic sealing apparatus for sealing an annular gap between two members which are movable relatively to each other and one of which has an annular groove for receiving the sealing apparatus, the groove having a side wall at least on the low pressure side, comprising an elastic ring and a slide ring which consists of a slidable plastics material and has an annular sealing rib at its free circumferential surface.

REFERENCES:
patent: 3942806 (1976-03-01), Edlund
patent: 4155557 (1979-05-01), Grebert

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