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US 7,621,182 B2Granted
Sealed fuel level detector
OwnerJack Cheninventor
Life of this patent
Estimating the term…
Abstract
A fuel level detector has a float connected to an arm that rotates a pivot pin. The pivot pin rotates in a hole in the wall of the detector, and the hole is sealed by a sleeve. One end of the sleeve is sealed to the housing of the detector surrounding the hole, and the opposite end of the sleeve is sealed around the outer surface of the pin.
Claims8
A sealed fuel level detector for detecting the level of fuel in a tank, said fuel level detector comprising
- a sealed housing having an outer surface and an aperture therein,
- a float,
- a pivot pin extending through said aperture,
- an arm connecting said float to said pivot pin wherein said pivot pin is rotated in said aperture by changes of the level of fuel in said tank,
- a fuel level sensor within said sealed housing and connected to said pivot pin,
- said pivot pin having an outer surface,
- a sleeve made of a flexible material and having a first open end and a second open end,
- said first open end sealed around said outer surface of said pivot pin and rotatable therewith, and
- said second open end sealed to said outer surface of said housing and stationary therewith.
6 more elements
Dependencies are inferred from the claim text.