Level
US7472487B2 · kind B2 · utility
42Cited by
71References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 2006 |
| Grant date | Jan 6, 2009 |
| Priority date | — |
| Expiry date | Nov 6, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C9/24
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A level for measuring, including a level body having a recess, a vial positioned within the recess and secured to the level body, and a resilient member positioned between the vial and the level body to act as a resilient backer to the vial during the positioning of the vial. Also, a method of installing a vial in a level, a method of measuring the angle of an elongated member having a convex, transverse cross-section, and a level for measuring having a vial assembly that is rotatably positioned within the level body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.