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STETHOSCOPE HEADSET

  • US 3,772,478 A
  • Filed: 12/27/1971
  • Issued: 11/13/1973
  • Est. Priority Date: 12/27/1971
  • Status: Expired due to Term
First Claim
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1. A stethoscope headset comprising a pair of arcuate rigid housing arm members, each of said housing arms members being formed at one end thereof with an end coupling portion positioned in overlapping facing relation with the end coupling portion of the other of said housing arm members, each of said housing arm members being formed with a thickened region adjacent said end coupling portion defining a chamber, a wall of said thickened region being formed with an aperture therethrough providing access to said chamber from outside of said housing arm members, each of said housing arm members being further formed with a channel therethrough extending from said chamber to the other end thereof;

  • means coupling the respective end coupling portions of said housing arm members for relative pivotable displacement with said other end of said housing arm members in substantial facing relation;

    said coupling means including ratchet means mounted for cooperative engagement on each of said end coupling portions for the stepwise relative pivotable displacement of said arm members;

    a flexible sound-conducting tube mounted within each of said channels extending from at least said chamber and projecting from said other end of said housing arm member, each of said housing arm members being formed so that the regions of each of said channels adjacent the ends of said housing arm members spaced from said end coupling portions are shaped so as to incline the projecting ends of said sound conducting tubes forwardly from the plane of the headset relative to the head of the user of said headset; and

    earplug means mounted on said projecting end of each of said sound conducting tubes.

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