Title:
既設軟質材の劣化度合検査方法及び劣化度合検査システム
Document Type and Number:
Japanese Patent JP6734590
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method and a device for inspecting the degree of deterioration of an existing soft material, the method and the device allowing a non-destructive inspection of the degree of deterioration of an existing soft material without cutting out the material, and to provide a measuring device.SOLUTION: The present invention relates to a method for inspecting the degree of deterioration of an existing sealing material, the method including the steps of: sequentially measuring a piercing load acting on a measurement needle 30 by a load cell 32 while sticking the needle 30 into an existing sealing material 50 at a substantially constant rate; and inspecting the degree of deterioration of the existing sealing material 50 on the basis of the piercing load, or inspecting the degree of deterioration of the existing sealing material 50 by determining the thickness of a deteriorated layer 50A and a healthy layer 50B on the basis of the piercing load.SELECTED DRAWING: Figure 3
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Inventors:
Hiroyuki Miyauchi
Torii Tomoyuki
Torii Tomoyuki
Application Number:
JP2017082651A
Publication Date:
August 05, 2020
Filing Date:
April 19, 2017
Export Citation:
Assignee:
National Institute of Architecture
Sunstar Engineering Inc.
Sunstar Engineering Inc.
International Classes:
G01N3/40
Domestic Patent References:
| JP2006329730A | ||||
| JP6027010A | ||||
| JP60059948U | ||||
| JP2004294154A | ||||
| JP2016121887A | ||||
| JP52018154Y1 | ||||
| JP2015172500A | ||||
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| JP11160215A | ||||
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Foreign References:
| US20030037595 |
Attorney, Agent or Firm:
Takao Yanagino
Norio Morioka
Hisayoshi Sekiguchi
Masato Nakagawa
Norio Morioka
Hisayoshi Sekiguchi
Masato Nakagawa