Title:
定着具
Document Type and Number:
Japanese Patent JP7327158
Kind Code:
B2
Abstract:
To provide an anchorage device capable of being installed at an end portion in a longer direction of a PC steel twisted wire with a coating, without removing the coating.SOLUTION: An anchorage device 30 is installed at one end portion in a longer direction of a PC steel twisted wire with a coating, has a cylindrical shape, and comprises a recessed portion and a protruding portion in an inner peripheral surface 33. The recessed portion and the protruding portion are respectively provided in a linear shape along a peripheral direction of the inner peripheral surface. In a cross section passing a central axis CA of the anchorage device, a curvature radius of the recessed portion is 0.1 mm to 2.0 mm.SELECTED DRAWING: Figure 3
Inventors:
Rei Kasahara
Minoru Sakinaka
Mototsune Nishino
Yoshiyuki Matsubara
Minoru Sakinaka
Mototsune Nishino
Yoshiyuki Matsubara
Application Number:
JP2019237287A
Publication Date:
August 16, 2023
Filing Date:
December 26, 2019
Export Citation:
Assignee:
Sumitomo Electric Industries, Ltd.
International Classes:
E04C5/12; E04C5/08
Domestic Patent References:
| JP5033425A | ||||
| JP2001311114A | ||||
| JP2002242437A | ||||
| JP2004270385A | ||||
| JP2019101267A | ||||
| JP9170294A |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito