Title:
DRAINING DEVICE IN PNEUMATIC CAISSON BOX
Document Type and Number:
Japanese Patent JP3748027
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a draining device in a pneumatic caisson box capable of draining water outside a caisson only by inserting an inflow side drain pipe into a water staying part and capable of reducing a burden of an operator in the caisson box.
SOLUTION: A pump chamber vessel 9 is arranged on a caisson floor 6. The inflow side drain pipe 10 connected to the pump chamber vessel 9 is introduced into the caisson box 2. An outflow side drain pipe 13 of a submergible pump 12 arranged in the pump chamber vessel 9 is derived outside the caisson 1. An atmospheric opened pipe 14 connected to the pump chamber vessel 9 is opened in an upper part of the caisson 1.
Inventors:
Yasunobu Shiraishi
Application Number:
JP2000079845A
Publication Date:
February 22, 2006
Filing Date:
March 22, 2000
Export Citation:
Assignee:
Kashima Construction Co., Ltd.
International Classes:
E02D23/00; (IPC1-7): E02D23/00
Domestic Patent References:
| JP10131202A |
Attorney, Agent or Firm:
Toshitada Takahashi
Toshikuni Takahashi
Toshikuni Takahashi