Internal measuring device
US4265026A · kind A · utility
29Cited by
5References
2Claims
0Family size
Inventor
Key dates
| Filing date | Mar 21, 1979 |
| Grant date | May 5, 1981 |
| Priority date | — |
| Expiry date | Mar 21, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B3/26
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An internal measuring device with a measuring unit comprising a measuring bolt and a fixed measuring contact. In order to facilitate the centering of the device inside the bore for measurement to be made the fixed contact member is provided with at least one roller. This ensures that the device moves automatically into the central plane of the bore to be measured.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.