Dust filter and vacuum cleaner comprising such a filter

Dust filter and vacuum cleaner comprising such a filter

  • CN 101,460,084 B
  • Filed: 05/31/2007
  • Issued: 12/10/2014
  • Est. Priority Date: 06/02/2006
  • Status: Active Grant
First Claim
Patent Images

1. for filter out a dust filter for dust from air-flow at dust catcher, comprising:

  • -filter film (2;

         112), be folded into the row of fold (8);

    And-pleat deflector (3A, 3B;

         113), hang for the row along described fold (8) and move to clean described filter film (2 movably;

         112), when described deflector (3A, 3B) and described fold (8) be not when setovering situation, described deflector (3A, 3B;

         113) from axle (4), project to described fold (8) and there is the free end (9A, 9B) extending between fold (8), thereby as described deflector (3A, 3B;

         113), while moving along going of described fold (8), described fold (8) is biased and is then released along described row,Wherein, described deflector (3A, 3B;

         113) be flexible board (10A, 10B) or comprise flexible board (10A, 10B), wherein at least a portion of the described flexible board (10A, 10B) between described axle (4) and described free end (9A, 9B) has and is transverse to described deflector (3A, 3B;

         113) width of described moving direction (25), described width is along with the distance with described axle (4) increases and declines.

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