F - Mech Eng,Light,Heat,Weapons – 16 – J
Patent
F - Mech Eng,Light,Heat,Weapons
16
J
277/71, 277/20.4
F16J 15/34 (2006.01) B29B 9/04 (2006.01) B29B 9/14 (2006.01) B29C 35/02 (2006.01) B29C 39/02 (2006.01) B29C 39/36 (2006.01) C08K 3/04 (2006.01) F16D 1/08 (2006.01)
Patent
CA 1276952
60412-1391 ABSTRACT OF THE DISCLOSURE An improved mechanical seal comprising a driver and a sealing portion, the driver being injection molded from a compound based on a polyphenylene sulfide resin combined with carbon and the sealing portion being injection molded from a compound that is between 10% and 20% phenolic resin with the remainder being mostly graphic powder, both the driver and the sealing portions have considerable strength and similar coefficients of expansion.
431644
Bernier Edgar R.
Chesterton (a.w.) Company
Smart & Biggar
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