Chicago Rawhide Manufacturing Co.

Richard A Romero

Michael J Schmidt

A fluid seal with sealing lips having a casing with a generally annular mounting flange portion, a second flange portion with portions thereof extending radially from the mounting portion and being subdivided into an intermediate portion and a bonding portion. At least one venting tab is formed by piercing the intermediate casing portion. The venting tab area provides a vent permitting passage of gas and vapor into and out of the sealed region. The tab area also is capable of removal or bending when engaged with a removal tool.

Readily removable shaft seal including venting tab

A two component oil seal assembly including a combination oil seal and unitizing component having inner and outer cases, an oil seal having radial and axial flanges, and a centrifugally acting excluder unit which has an inside diameter adapted to be readily positioned over an associated shaft, an axially extending, generally cylindrical surface adapted to act as the wear surface or seal band engagement surface for the other component, and further including a radial flange having attached thereto an excluder seal adapted to engage a portion of the radial flange of the seal casing.

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Schaumburg, IL, United States of America

Richard A Romero