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Modular lubrication/filter system

  • US 5,085,188 A
  • Filed: 12/03/1990
  • Issued: 02/04/1992
  • Est. Priority Date: 12/03/1990
  • Status: Expired due to Term
First Claim
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1. Lubrication system for internal combustion engine comprising a housing separate from said engine, said housing defining a chamber therewithin, means dividing said chamber into a filtering section and a sump section, a filter element for filtering engine lubricating oil mounted in said filtering section, conduit means for communicating lubricating oil from said engine to said sump section and from said sump section to said engine, transfer pump means for pumping lubricating oil from said engine to said sump section and from said sump section to said engine through the conduit means, and recycling pump means separate from said transfer pump means for pumping oil from said sump section to said filtering section, said lubricating oil being returned to said sump section after passing through the filter element, said recycling pump means having an inlet side communicated to said sump section and an outlet side communicated to said filtering section whereby said lubricating oil is pumped from said sump section into said filtering section for filtering by said filter element before being returned to said sump section.

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