Title:
【発明の名称】変位制限装置併用型落橋防止装置
Document Type and Number:
Japanese Patent JP3335598
Kind Code:
B2
Abstract:
PURPOSE: To provide a displace restriction device-cum-bridge fall prevention device installed in a bridge or the like, capable of coping with displacement in an ordinary earthquake. CONSTITUTION: A connection member 4 having a specified length is installed and stoppers 5, 6 are attached to both ends of the connection member 4 to prevent a bridge girder from falling from an abutment or a bridge pier. In this case, displacement restriction devices 7 restricting the horizontal displacement of the girder 3 are put between the stoppers 5, 6.
Inventors:
Tomoki Miyaguchi
Hiroo Tamba
Akira Hirayama
Hiroshi Kibe
Yoshiya Moriya
Hiroo Tamba
Akira Hirayama
Hiroshi Kibe
Yoshiya Moriya
Application Number:
JP23961799A
Publication Date:
October 21, 2002
Filing Date:
August 26, 1999
Export Citation:
Assignee:
Hanshin Expressway Public Corporation
S.E. Co., Ltd.
S.E. Co., Ltd.
International Classes:
E01D19/04; E01D2/00; E01D22/00; (IPC1-7): E01D19/04
Domestic Patent References:
| JP11315510A | ||||
| JP10131123A |
Attorney, Agent or Firm:
Isao Sasaki (1 person outside)