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Integrated filter assembly

  • US 7,686,871 B2
  • Filed: 05/02/2006
  • Issued: 03/30/2010
  • Est. Priority Date: 05/02/2006
  • Status: Expired due to Fees
First Claim
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1. An integrated filter assembly comprising:

  • a fastener configured to hold two substantially opposing elements of a housing together; and

    a multi-purpose filter, having at least a particle filter component and a chemical filter component, connected to the fastener, such that the multi-purpose filter is within the housing when the fastener holds the two substantially opposing elements of the housing together, andwherein the fastener comprises a channel that serves as a breather hole for the filter assembly when the fastener and the multi-purpose filter are connected and within the housing, the breather hole enables an air exchange through the filter between an environment within the housing and an environment outside the housing.

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