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Injection device for injection of liquid

  • US 6,090,080 A
  • Filed: 04/10/1998
  • Issued: 07/18/2000
  • Est. Priority Date: 07/05/1996
  • Status: Expired due to Fees
First Claim
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1. An injection device for injecting fluid from a fluid container equipped with a piston, comprising an actuating device having a rod-shaped driven member having a structured surface, a control button being movable in axial direction and a hollow cylindrical counter component having a structured internal sleeve, said structured sleeve engaging said structured surface of the rod-shaped driven member wherein said driven member is advanceable by said actuating device and being coaxially arranged in relation to said driven member, characterised in that the counter component is spread open by a spreader bushing allowing the driven member to shift freely therein in axial direction.

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