A.w. Chesterton Company

Pierre Aouni Alfons Al-Darra

Josef Fichtner

A sealing assembly that includes first, second and third sealing elements, where the first sealing element is disposed between the second and third sealing elements. The sealing elements are shaped in a complementary manner so that the sealing elements when assembled nest together. The sealing elements also have different hardness values associated therewith.

Multiple component seal assembly

A mechanical seal that includes a holder assembly having a fastener-receiving aperture formed therein and having a pair of grooves disposed on either side of the fastener-receiving aperture. A sealing cover element is disposed over the fastener-receiving aperture and has opposed leg portions that seat within the groove.

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Eching, Germany

Pierre Aouni Alfons Al-Darra