inflator

inflator

  • CN 101,795,759 A
  • Filed: 08/05/2008
  • Published: 08/04/2010
  • Est. Priority Date: 08/09/2007
  • Status: Active Application
First Claim
Patent Images

1. aerating device is made of inner casing and the shell that disposes in the mode that covers this inner casing outer circumferential side, and is possessed:

  • The combustion chamber, it is configured in the inside of described inner casing, thereby and be filled with when ignition device burning and generate the gas-forming agent that expands with gas;

    Gas vent, it is configured in described shell side, the described expansion that is generated in the described combustion chamber can be sprayed to the outside with gas;

    Gas tap hole, its opening make the described expansion that generates in the described combustion chamber flow out with gas in the outer surface side of described inner casing;

    The gas guide portion will generate in described combustion chamber and from the described expansion gas that described gas tap hole flows out, guide to described gas vent side;

    Described aerating device is characterised in that,Described gas guide portion is provided with guiding wall portion between described shell and described inner casing, this guiding wall portion has contact and guides the guide surface of described expansion with gas,Described guide surface is constituted as arc surfaced, thereby the described expansion of flowing out from described gas tap hole can be rotated into vortex shape or helical form and guide to described gas vent side with gas, and can catch residue.

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