Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 31, 2009
Patent Application Number
11879011
Date Filed
July 13, 2007
Patent Primary Examiner
Patent abstract
An engine with a hybrid crankcase includes the crankcase being a composite construction having an exoskeleton formed of a non-ferrite material having no defined endurance limit as a material, the non-ferrite exoskeleton encapsulating a load bearing skeleton formed of a ferrite material, the ferrite material having a well defined endurance limit, whereby the skeleton acts to carry the highest engine loadings. A method of forming such an engine is further included.
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