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Syringe barrel with reinforcing rib

  • US 7,344,520 B2
  • Filed: 10/23/2003
  • Issued: 03/18/2008
  • Est. Priority Date: 02/10/2000
  • Status: Expired due to Fees
First Claim
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1. A syringe barrel for an injection apparatus, the syringe barrel being adapted to be mounted on a cylinder holder that comprises a flange insertion groove, the syringe barrel comprising:

  • a flange adapted to be held by said flange insertion groove so as to fix the syringe barrel; and

    a reinforcing rib comprising a concentric reinforcement and a plurality of radial reinforcements, said reinforcing rib being provided on a rear surface of the flange, wherein the radial reinforcements are positioned around the concentric reinforcement, and wherein the radial reinforcements taper in height towards an outside of the flange.

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