Sealing assembly for a rolling bearing

Details Sealing assembly for a rolling bearing Sealing assembly for a rolling bearing

1982-12-02

1984-03-27

Levy, Stuart S.

Cutlery

277 40, 277 53, F16C 3376, F16J 15447

Patent

active

044389906

ABSTRACT:
Seal assembly for a rolling bearing assembly having an inner race ring (5) adapted to be mounted on a shaft member (18) and an outer race ring (4) radially spaced from the inner race ring (5) defining an annular space for rolling elements (16) comprising a contoured sealing ring (1) connected to the outer race ring (4) cooperatively associated with a closure member (2) mounted on the shaft member adjacent one axial end of said inner race ring (5) to seal the annular space at least at one axial end of the rolling bearing assembly, said sealing ring (1) having an outer portion (3) connected to the outer race ring (4) inner and outer axially directed annular wall portions (7, 10) connected by an intermediate wall portion (8) and spaced apart radially to define an enlarged chamber overlying and spaced radially outwardly of said closure member (2) annular lubricant chamber (13), said closure member comprising an annular body portion (2a) and an axially outwardly directed flange portion (14) spaced radially from the body portion (2a) and defining a pocket (6) within which the terminal portion of the inner annular wall portion (7) extends, the inner annular wall portion (7) being contoured to complement the contoured face of the body portion which has angularly disposed wall segments (11 and 12) generally parallel to and spaced from wall portions (8) and (9) of the sealing ring and closely spaced therefrom to define a serpentine labyrinthian passage.

REFERENCES:
patent: 1978739 (1934-10-01), Brittain, Jr.
patent: 2210543 (1940-08-01), Cox
patent: 3101954 (1963-08-01), Huddle
patent: 3245735 (1966-04-01), Sikora
patent: 3527512 (1970-09-01), Miller

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