Patent ID: 7918133
Filing Date: 2011-04-05
Classification: G01F

Abstract:
1. A fluid level gauge assembly for measuring a level of a fluid in a fluid container, the fluid container including a top, a bottom and at least one side wall, the fluid level gauge assembly comprising: a first coaxial cable section having a first end and a second end, the first coaxial cable section including a first center conductor, a first outer conductor and a solid dielectric between the first center conductor and first outer conductor; a second coaxial cable section having a first end and a second end, the second coaxial cable section including a second center conductor, a second outer conductor and an air dielectric between the second center conductor and second outer conductor; and a coupling between the second end of the first coaxial cable section and the first end of the second coaxial cable section, the coupling being coupled to the top of the fluid container, wherein the second coaxial cable section is disposed in a fluid and with the second end of the second coaxial cable section positioned a predetermined distance from the bottom of the fluid container for determining a level of the fluid.