Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1992-12-21
1993-12-21
Cuchlinski, Jr., William A.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
277 24, 277134, 277152, 277153, F16J 1532
Patent
active
052716295
ABSTRACT:
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.
REFERENCES:
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.
Dahlhaus Ulrich
Vogt Rolf
Cuchlinski Jr. William A.
Firma Carl Freudenberg
Folker James K.
LandOfFree
Radial shaft sealing ring does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Radial shaft sealing ring, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Radial shaft sealing ring will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-304941