Radial shaft sealing ring

Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member


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277 24, 277134, 277152, 277153, F16J 1532




A radial shaft sealing ring has a filtering device which is disposed upstream of main seal. The filtering device comprises a sealing lip 3 which surrounds the shaft to be sealed with a cylindrical surface 5 spaced radially apart at a distance D, this gap being of a capillary narrowness. On the axial end facing chamber A to be sealed, the cylindrical surface 5 is bounded by a conical surface 10 which encloses a conical angle of 60 to 120 degrees.

patent: 2446380 (1948-08-01), Meyers et al.
patent: 2743950 (1956-05-01), Helfrecht et al.
patent: 3640542 (1972-02-01), Mowat et al.
patent: 3672690 (1972-06-01), Berenj
patent: 3681142 (1972-08-01), Schmitt
patent: 3868105 (1975-02-01), Bentley
patent: 3929340 (1975-12-01), Peisker
patent: 3934888 (1976-01-01), Lutz
patent: 4102538 (1978-07-01), Bertin
patent: 4155560 (1979-05-01), Repella
patent: 4336945 (1982-06-01), Christiansen et al.
patent: 4350347 (1982-09-01), Heinrich
patent: 4399998 (1983-08-01), Otto
patent: 4550920 (1985-11-01), Matsushima
patent: 4610319 (1986-09-01), Kalsi
patent: 4616836 (1986-10-01), Drygalski et al.
patent: 4709930 (1987-12-01), Forch
patent: 4815749 (1989-03-01), Johnston
patent: 5143385 (1992-09-01), Sponagel et al.


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