F - Mech Eng,Light,Heat,Weapons – 16 – J
Patent
F - Mech Eng,Light,Heat,Weapons
16
J
277/7
F16J 15/36 (2006.01) A01B 71/08 (2006.01) A01C 5/06 (2006.01) F16J 15/34 (2006.01)
Patent
CA 1274863
ABSTRACT OF THE DISCLOSURE A rubber dirt-excluding and grease-retaining seal for use in machine assemblies such as furrow forming disc assemblies in grain drills, marker disc assemblies and the like comprises a generally cylindrical, accordian-like body formed of interconnected pocket like rings defined by generally radially extending interconnected walls rendering the body axially compressible and extensible. In use, the seal is compressed between a rotary disc like member on a shaft and a stationary hub like member and is useful in excluding dirt from the disc bearing while retaining grease therein.
508431
Biss Elmer H.
Macrae & Co.
LandOfFree
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