Title:
MOLD AND METHOD FOR FORMING OPEN HOLE
Document Type and Number:
Japanese Patent JP2017057576
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To facilitate pulling out of a core material of a mold of an open hole.SOLUTION: A mold 1 for forming an open hole, which is a mold of an open hole formed in a constructed body molded using a hardening material, includes a plurality of screw components 100 bundled as a constituent member of a core part 10, with central axes parallel to each other. At least one of the plurality of screw components 100 may be pulled out in the axial direction, by rotating around the central axis and changing a position of an edge part at an engaging location with the adjacent screw component 100.SELECTED DRAWING: Figure 1
Inventors:
SHIMABUKURO TAKAHIRO
Application Number:
JP2015180995A
Publication Date:
March 23, 2017
Filing Date:
September 14, 2015
Export Citation:
Assignee:
DAIWA HOUSE IND
International Classes:
E04G15/06
Attorney, Agent or Firm:
Atsushi Akiyama
Yuriko Shirota
Yuriko Shirota