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Multiple optical fiber event sensor and method of manufacture

  • US 5,054,882 A
  • Filed: 08/10/1990
  • Issued: 10/08/1991
  • Est. Priority Date: 08/10/1990
  • Status: Expired due to Term
First Claim
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1. A multiple optical fiber event sensor apparatus, comprising:

  • a semi-permeable tubular sleeve having proximal and distal ends;

    a plurality of optical fiber gas sensors, each having a distal end bearing a sensor module, said sensor modules being disposed within said sleeve in axially staggered relationship; and

    a semi-permeable polymeric matrix having a hydrophobic portion surrounding said sensor modules of said gas sensors for fixing the position of said sensor modules within said sleeve and substantially filling said sleeve; and

    a rounded tip formed of said polymeric matrix extending beyond the distal end of said sleeve.

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