Adjustable variable-voltage partial pressure chamber cavity used for firework-setoff range control device

Adjustable variable-voltage partial pressure chamber cavity used for firework-setoff range control device

CN
  • CN 201,387,283 Y
  • Filed: 04/17/2009
  • Issued: 01/20/2010
  • Est. Priority Date: 04/17/2009
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of adjustable transformation dividing potential drop thorax chamber that is used for fireworks burning range control device is characterized in that, a plurality of Buffer valves (2) vertically are set on the wall in described adjustable transformation dividing potential drop thorax chamber (1).

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×