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ADMINISTERING DEVICE WITH A MULTI-COMPONENT INJECTION-MOLDED HOUSING

  • US 20120153534A1
  • Filed: 02/28/2012
  • Published: 06/21/2012
  • Est. Priority Date: 01/31/2006
  • Status: Active Grant
First Claim
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1. A method of producing an administering device for infusing or injecting a product, wherein a housing shell serving as a case for components of the administering device is molded in a multi-component injection molding process, the method comprising:

  • inserting at least one pre-molded, transparent insert part made from a first plastic material into an injection mold formed to correspond to the shape of the housing shell,injecting a dimensionally stable, curable second plastic material into the injection mold around the insert part to render it watertight; and

    closing an opening left free in the second plastic material to render it watertight by injecting an elastomeric third plastic material.

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