B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
18/108
B29D 99/00 (2010.01) B29C 43/18 (2006.01) B29C 65/64 (2006.01) B29C 70/74 (2006.01)
Patent
CA 1277465
ABSTRACT OF THE DISCLOSURE A mold having at least two relatively movable parts and having surfaces which, in combination with a seal casing, define the shape of one mold cavity having a portion in the form of a seal lip body and another portion having the shape of a heel gasket. The two cavities are in communi- cation with each other through plural passages, and with the movable mold parts including spaced apart flash barrier surfaces adapted to engage opposed surfaces on the interior and exterior walls, respectively, of the seal casings major diameter. The mold provides a seal assembly useful in oil seals.
551606
Christiansen Keith W.
Kellner James L.
Chicago Rawhide Manufacturing Company
Christiansen Keith W.
Kellner James L.
Osler Hoskin & Harcourt Llp
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