Title:
コンクリートの試験方法
Document Type and Number:
Japanese Patent JP7241647
Kind Code:
B2
Abstract:
To provide a concrete test method that can predict concrete workability with higher accuracy.SOLUTION: The concrete test method includes an installation step in which a barrier device having a plurality of columns arranged in an annular pattern and a slump cone are installed on a flat plate, a filling step of filling the slump cone with a concrete sample, a removal step of pulling up the slump cone after the filling step, a vibrating step in which an internal vibrator in the form of a rod is inserted into a concrete sample left on the flat plate after the removal step and the concrete sample is vibrated, and a calculation step of calculating an index for the ease of flow when the concrete sample passes through a gap between the plurality of columns by the vibration step.SELECTED DRAWING: Figure 1
Inventors:
▲高▼橋 直希
Kazuo Ide
Hirano
Kazuo Ide
Hirano
Application Number:
JP2019161695A
Publication Date:
March 17, 2023
Filing Date:
September 05, 2019
Export Citation:
Assignee:
Fujita Co., Ltd.
International Classes:
G01N11/00; G01N11/02; G01N33/38
Domestic Patent References:
| JP2003106973A | ||||
| JP9250980A | ||||
| JP2008197013A | ||||
| JP2009281798A | ||||
| JP2003322602A | ||||
| JP10111287A |
Attorney, Agent or Firm:
Sakai International Patent Office