Automatic resorption type antipollution medicine adding syringe

Automatic resorption type antipollution medicine adding syringe

  • CN 101,264,359 A
  • Filed: 04/29/2008
  • Published: 09/17/2008
  • Est. Priority Date: 04/29/2008
  • Status: Active Application
First Claim
Patent Images

1. automatic resorption type antipollution medicine adding syringe, comprise syringe (1), be arranged on the wing plate (1a) of syringe (1) rear end, be arranged on the piston (2) in the syringe (1), the defelctor apron (1b) that is provided with in the rearward end of syringe (1), column push rod (3) passes this defelctor apron (1b) middle part and is connected with piston (2), be connected with air filter (4) is communicated with syringe (1) inner chamber at syringe (1) rear portion, it is characterized in that, column push rod (3) the flexible mantle sleeve pipe of outer periphery (5) between described defelctor apron (1b) and the piston (2), the natural length of this elasticity mantle sleeve pipe (5) is shorter than the stroke of piston (2) in syringe (1).

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