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AIR FILTER RETAINER

  • US 3,823,533 A
  • Filed: 09/27/1973
  • Issued: 07/16/1974
  • Est. Priority Date: 09/27/1973
  • Status: Expired due to Term
First Claim
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1. A filter retainer for use in holding and locking a sheet of filter material including a pair of brackets spaced apart in a position to secure a sheet of filter material, a pair of L-shaped openings in each bracket, extending from one edge of each bracket downward and then outward in opposite directions substantially parallel to the edge of the bracket, a U-shaped retaining rod extending between the brackets and having two legs each of which extend through one of the Lshaped openings in each bracket said legs being deflectable for insertion and removal from the L-shaped openings and sufficiently resilient to move apart into the bottom of the Lshaped openings to lock the retainer in place.

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