Title:
コンクリート処理方法、破砕治具、コンクリート処理システム
Document Type and Number:
Japanese Patent JP6770878
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a concrete treatment method and others which can easily crush and recover concrete.SOLUTION: A concrete treatment method comprises: inserting crushing jigs 40 into a concrete 50 which has been flowed into a concrete treatment tank 10 installed at a job-site, in an unsolidified state, as a preparatory step; and crushing the concrete 50 in a solidified state by applying force to each of the crushing jigs 40 to recover the concrete. The crushing jig 40 has tapered parts each of which narrows down to a tip of a main body from left and right sides of the main body. The crushing jig 40 is a tabular component with multiple tapered parts spaced apart in a direction from a head part towards the tip of the main body.SELECTED DRAWING: Figure 4
Inventors:
Makoto Sakamoto
Nobuhiro Fujii
Yoshinori Takatsuka
Michitaka Okamoto
Nobuhiro Fujii
Yoshinori Takatsuka
Michitaka Okamoto
Application Number:
JP2016222606A
Publication Date:
October 21, 2020
Filing Date:
November 15, 2016
Export Citation:
Assignee:
Kashima Construction Co., Ltd.
International Classes:
B28B11/00
Domestic Patent References:
| JP50032734A | ||||
| JP2016165699A |
Foreign References:
| US5733083 |
Attorney, Agent or Firm:
Seiichi Inoue