Testing device for characteristic of resistance between fresh concrete and boundary, and testing method
US12339206B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2022 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | May 31, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/383
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A testing device for a characteristic of resistance between fresh concrete and a boundary, and a testing method includes a counter-force frame, a driving mechanism, an outer cylinder, a rotor, and pressurization mechanisms, where a bottom of an inner side of the counter-force frame is provided with the driving mechanism, an output shaft of the driving mechanism is connected to the rotor, the rotor is placed in the outer cylinder, space between the rotor and the outer cylinder is filled with a concrete specimen, a plurality of pressurization mechanisms are symmetrically arranged at a top of the concrete specimen, tail ends of the pressurization mechanisms are mounted on the counter-force frame, and the pressurization mechanisms, the rotor and the driving mechanism are connected to a data receiver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.