Title:
PCa JOINT MEMBER
Document Type and Number:
Japanese Patent JP2023082540
Kind Code:
A
Abstract:
To provide a PCa joint member which has PCa members connected to each other via tendons in an unbonded state, capable of inhibiting or suppressing a failure in the integration of the PCa joint member resulting from the breakage of all tendons due to the rust development or the collision with sheath pipes.SOLUTION: A PCa joint member 100 has PCa members 10, 20 including a plurality of precast-concrete sheath pipes 16, 26 and joined to each other while allowing the communication of the corresponding sheath pipes 16, 26 therewith to form a communication sheath pipe 30. Tendons 17, 27 inserted into part of the communication sheath pipe 30 are strained in a bonded state, and the tendons 17, 27 inserted into the remaining communication sheath pipe 30 are strained in an unbonded state.SELECTED DRAWING: Figure 1
Inventors:
ZHU YING
Application Number:
JP2021196379A
Publication Date:
June 14, 2023
Filing Date:
December 02, 2021
Export Citation:
Assignee:
FUJITA CORP
International Classes:
E04B1/58; E04B1/21; E04C3/22; E04C3/26; E04C3/34
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito