Firma Carl Freudenberg

Hermann Rapp

Dieter Fuchs

Volker Schwarz

Konrad Mader

Kunimatsu Hayashida

A radial shaft sealing ring comprises a stiffening ring as well as a sealing lip and an annular seal which are integrally combined by radial connecting sections running through notches in the stiffening ring. The annular seal is mounted in recesses in the stiffening ring, which have an increasing depth radially toward the driving surface.

Radial shaft sealing ring

A seal comprises a disk flared to bear on a machine element to be sealed at two zones separated by an axial distance therealong has the machine element. The side of the flared disk along two hydrodynamically-acting back-feed elements which intersect each other.

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Moerlenbach, Germany

Hermann Rapp