Title:
消火ポンプ装置
Document Type and Number:
Japanese Patent JP4778994
Kind Code:
B2
Abstract:
To provide a fire pump apparatus which allows a sure and effective action under disadvantageous conditions in a disaster.
The fire pump apparatus has a motorized pump 10 to convey water with pressure, a main pipe 52 attached to the discharge side of the pump 10, branched pipes 54 and 56 from the main pipe, and one or a plurality of discharge means 50 mounted along the branched pipes. A pressure sensor 72 is mounted on the discharge side of the pump 10. An adjustable-speed means 30 is provided which adjusts speed so that the discharge pressure of the pump has a prescribed value on the basis of output of the pressure sensor 72.
COPYRIGHT: (C)2009,JPO&INPIT
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Inventors:
Hiraiwa Hironao
Kaoru Nakajima
Kawaguchi Hitoshi
Kazutaka Okuda
Kaoru Nakajima
Kawaguchi Hitoshi
Kazutaka Okuda
Application Number:
JP2008210191A
Publication Date:
September 21, 2011
Filing Date:
August 18, 2008
Export Citation:
Assignee:
Ebara Corporation
International Classes:
A62C35/64; A62C35/20; A62C37/00; F04B49/08; F04D15/00
Domestic Patent References:
JP8168538A | ||||
JP64058274A | ||||
JP2003254283A | ||||
JP2000297796A |
Attorney, Agent or Firm:
Isamu Watanabe
Ryoji Kosugi
Tetsuya Hirosawa
Ryoji Kosugi
Tetsuya Hirosawa