Title:
アンカー、アンカー施工具及びその施工方法
Document Type and Number:
Japanese Patent JP6667808
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve work efficiency by enabling work for fixing an anchor to a lower hole on a ceiling slab and fitting a hanging bolt in drooping state to be carried out as a series of work.SOLUTION: A construction method of an anchor 1 comprises: a first process to fit a tip of a hanging bolt 9 to a long nut 50 of the anchor 1; a second process to insert the other tip of the hanging bolt 9 in the anchor construction tool 2 and engage a breaking nut 53 with an engaging part 71; a third process to insert a fixing part 3 of the anchor 1 into the lower hole on the ceiling slab; a fourth process to fix the fixing part 3 of the anchor 1 to the lower hole by rotating the long nut 50 by rotating the anchor construction tool 2 in a predetermined direction; a fifth process to break a break part 54 by continuing to rotate the anchor construction tool 2; a sixth process to continue the rotation of the anchor construction tool 2 even after the break part 54 breaks and connect the break nut 53 to the long nut 50; and a seventh process to pull out the anchor construction tool 2.SELECTED DRAWING: Figure 3
Inventors:
Makoto Ikuno
Application Number:
JP2016104010A
Publication Date:
March 18, 2020
Filing Date:
May 25, 2016
Export Citation:
Assignee:
Npat Co., Ltd.
International Classes:
E04B1/41; E04G21/16; F16B13/06; F16B23/00; F16B31/02
Domestic Patent References:
| JP2015108233A | ||||
| JP57137707A | ||||
| JP6193151A | ||||
| JP50123765U | ||||
| JP2001227519A | ||||
| JP2011080584A |
Foreign References:
| US3512447 | ||||
| KR1020120035976A |
Attorney, Agent or Firm:
Taishi Takagaki