Device for monitoring the interior of a conduit
US4616258A · kind A · utility
7Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 20, 1983 |
| Grant date | Oct 7, 1986 |
| Priority date | — |
| Expiry date | Jan 20, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M3/005
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A monitoring device for monitoring an interior conduit wall includes a plurality of sliding members each resiliently urged by equal amounts away from the device body toward the conduit wall, so that the device can be used in conduits of different diameters while always remaining substantially centered within the conduit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.