Title:
シース接続口成形用挿入具及びコンクリートセグメントの形成方法
Document Type and Number:
Japanese Patent JP7085945
Kind Code:
B2
Abstract:
To form a sheath connection port which is protected from the damage of concrete peeling, easily and reliably.SOLUTION: In an insertion tool for a sheath connection port forming 10, a core material 11 which has a smaller outer diameter than an inner diameter of an opened end 3a of a pair of sheath connection tubes 3 and is inserted to the opened end 3a of the pair of sheath connection tubes 3a in a state where the outer periphery is covered with an elastic member 13 and a wider diameter flange 11a which is coupled to the core material 11, has a larger outer diameter than the outer diameter of the opened end 3a of the pair of sheath connection tubes 3 and abuts with a form frame 1 are provided. The elastic member 13 has a cylindrical part 13a and at least one collar part 13b, 13c extending outside in a radial direction from the outer periphery of the cylindrical part 13a and the outer collar part 13b is configured to abut with the opened end 3a when connected to the sheath connection tube 3.SELECTED DRAWING: Figure 1A
Inventors:
Daisuke Sakai
Tomo Yamaguchi
Yamanaka Daimei
Mitsuhisa Sakai
Masateru Kubo
Ken Wada
Tomo Yamaguchi
Yamanaka Daimei
Mitsuhisa Sakai
Masateru Kubo
Ken Wada
Application Number:
JP2018157696A
Publication Date:
June 17, 2022
Filing Date:
August 24, 2018
Export Citation:
Assignee:
Kashima Construction Co., Ltd.
Kurimoto Iron Works Co., Ltd.
Kurimoto Iron Works Co., Ltd.
International Classes:
B28B7/10; B28B23/00
Domestic Patent References:
| JP9277237A | ||||
| JP5116126A | ||||
| JP1110629A | ||||
| JP734117U | ||||
| JP4315661A | ||||
| JP6751694B2 | ||||
| JP6871189B2 | ||||
| JP3784923B2 | ||||
| JP3192711U |
Attorney, Agent or Firm:
Maeda patent office