×

Flat tube pressure sensor

  • US 6,171,253 B1
  • Filed: 05/04/1999
  • Issued: 01/09/2001
  • Est. Priority Date: 05/04/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A pressure sensor comprising:

  • a tube including an outer surface and an arcuate inner surface for channeling a fluid therethrough along a longitudinal axis;

    a seat disposed in said outer surface of said tube, with a diaphragm at a bottom thereof;

    said diaphragm being planar, and blending at its perimeter coextensively with said arcuate inner surface of said tube;

    said tube inner surface including a blend on one longitudinal side of said diaphragm, and said blend tapers in width to transition said tube inner surface from arcuate to flat at said diaphragm; and

    a gauge mounted in said seat above said diaphragm for measuring flexure thereof under pressure of said fluid inside said tube.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×