Fluid tank sounding tube check valve
USH438H · kind H · statutory invention registration
5Cited by
0References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | — |
| Grant date | Mar 1, 1988 |
| Priority date | — |
| Expiry date | — |
Classification
- Technology area (CPC —)General
Abstract
A shipboard fuel tank sounding tube that allows safer operation by preveng overflow of the fuel tank during filling yet allows the passage of depth sounding rods and sampling probes wherein a light weight floating ball check value located on a prescribed path near the top of the tank is lifted upon filling of the tank, to a seated position yet is shifted upon entrance of a depth sounding rod and sampling probe to check tank fullness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.