Title:
GATE PUMP
Document Type and Number:
Japanese Patent JP2002256534
Kind Code:
A
Abstract:
To provide a gate pump for reducing a burden of a gate caretaker reducing a maintenance cost, and allowing smooth natural flowing-down over a long period.
In this gate pump, a submergible pump is mounted on a water cut-off gate 1. The water cut-off gate 1 has a flap gate supporting the upper end in a horizontally fixed support part, and rotatably installing the lower end, and a horizontal shaft submerged pump 2 vertically mounted on a wall surface in a hole penetrating through this flap gate. A restricting means 11 is arranged on the lower end of the flap gate for restricting rotation to the upper side from a vertical plane.
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Inventors:
ASAHARA KENICHIRO
HASHIMOTO TAIJI
MATSUI SHIRO
IWASE HIROSHI
MASE MASAHIRO
TATSUZAKI HIROYASU
HASHIMOTO TAIJI
MATSUI SHIRO
IWASE HIROSHI
MASE MASAHIRO
TATSUZAKI HIROYASU
Application Number:
JP2001056257A
Publication Date:
September 11, 2002
Filing Date:
March 01, 2001
Export Citation:
Assignee:
HITACHI LTD
ASAHI TEKKOSHO KK
ASAHI TEKKOSHO KK
International Classes:
E02B7/20; E02B7/40; F04D13/08; F04D29/60; F04D29/70; (IPC1-7): E02B7/20; E02B7/40; F04D13/08; F04D29/60; F04D29/70
Attorney, Agent or Firm:
Katsuo Ogawa (1 person outside)
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