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Fluid contaminate filtration system including a filter, a contaminate particle trap, and a cold start fluid circulation system

  • US 5,089,129 A
  • Filed: 05/04/1990
  • Issued: 02/18/1992
  • Est. Priority Date: 05/04/1990
  • Status: Expired due to Fees
First Claim
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1. In a filter for removal of particulate matter from a fluid, having a housing, an entrance opening for ingress of said fluid, an exit opening for egress of said fluid after filtering and a microporous barrier for separating said housing into a first outer chamber in fluid communication with said entrance opening and a second inner chamber in fluid communication with said exit opening and linking said chambers in fluid communication through said barrier, the improvement comprising:

  • means for magnetically attracting and retaining said particulate matter, including a magnetic end cap member providing a magnetically attractive force adapted to surround one end of said filter remote from said entrance and exit openings and adjacent an exterior wall of said first chamber for attracting said particles toward said exterior wall of said first chamber remote from said barrier.

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