Sock of duster

Sock of duster

  • CN 100,398,049 C
  • Filed: 09/01/2000
  • Issued: 07/02/2008
  • Est. Priority Date: 10/11/1999
  • Status: Active Grant
First Claim
Patent Images

1. one kind is contained in the interior filter bag (1) of dust catcher, it comprises a fixed head (2) and a dust bag that is connected with this fixed head (3), wherein, in fixed head (2), be shaped on a through hole (4), use for dust bag (3) control of dust in the dust catcher, this through hole (4) can be closed by a gate part (6), it is characterized in that:

  • described gate part (6) is subjected to a control piece (25) that is located in the dust catcher to regulate and can move to the enable possition from closing position.

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