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System and method for adjusting a gas delivery mask

  • US 7,490,608 B2
  • Filed: 06/17/2005
  • Issued: 02/17/2009
  • Est. Priority Date: 06/17/2005
  • Status: Active Grant
First Claim
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1. A system for adjusting a gas delivery mask, the system comprising:

  • a base;

    an arm pivotally coupled to the base, the arm including a first threaded portion; and

    an intermediate member slidably coupled to both the base and the arm, the intermediate member including a second threaded portion coupled to the first threaded portion, wherein rotation of the second threaded portion relative to the first threaded portion slides the intermediate member along the arm and relative to the base such that the arm pivots relative to the base.

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