Title:
Insertion
Document Type and Number:
Japanese Patent JP6223770
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an insert which can be applied to a concrete structure offering high pull-out resistance and can be manufactured easily.SOLUTION: An insert 1 comprises: an insert body 2 having a bolt insertion hole 2c into which a bolt is inserted; and a bolt fitting part 3 which is arranged inside the insert body 2 and into which the bolt is screwed. The insert body 2 comprises a hardened body of a composition containing cement, pozzolanic fine powder having 10-20 m/g BET specific surface area, inorganic particles each having 3,000-10,000 cm/g Blaine specific surface area, fine aggregate having 2 mm or smaller maximum particle size, a water reducing agent, an organic fiber and water. The bolt fitting part 3 is a metallic member having a spirally-carved part 3c for screwing the bolt.
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Inventors:
Takeshi Ono
Rei Eriguchi
Nakazaki Goshi
Rei Eriguchi
Nakazaki Goshi
Application Number:
JP2013212918A
Publication Date:
November 01, 2017
Filing Date:
October 10, 2013
Export Citation:
Assignee:
Taiheiyo Cement Co., Ltd.
International Classes:
C04B28/04; C04B14/06; C04B16/06; C04B18/14; C04B24/26; E04B1/41
Domestic Patent References:
| JP2004316303A | ||||
| JP52069808U | ||||
| JP2001140838A | ||||
| JP2004123414A | ||||
| JP2011084458A |
Attorney, Agent or Firm:
Naoyuki Koda
Shuichi Kitamura
Shuichi Kitamura
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