Title:
消火ポンプ装置
Document Type and Number:
Japanese Patent JP5138505
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a fire extinguishing pump device capable of controlling and operating a pump so as to maintain proper water feeding pressure considering water discharging equipment and a place where fire occurs even in a multi-story building.SOLUTION: The fire extinguishing pump device has a plurality of pumps 10 arranged each of a plurality of zones of story layers of the building and a controller 40 controlling operation of the plurality of pumps 10, the plurality of pumps 10 are connected in series, the pump 10 arranged in the lowermost zone of story layers of the plurality of zones of story layers is directly connected to a city water piping, the controller 40 starts the pump 10 arranged in the lowermost zone of story layers when fire occurs in the upper zone of story layers of the plurality of zones of story layers and water is discharged from a water discharging means arranged in the upper zone of story layers.
Inventors:
Hiraiwa Hironao
Kaoru Nakajima
Kawaguchi Hitoshi
Kazutaka Okuda
Kaoru Nakajima
Kawaguchi Hitoshi
Kazutaka Okuda
Application Number:
JP2008210192A
Publication Date:
February 06, 2013
Filing Date:
August 18, 2008
Export Citation:
Assignee:
Ebara Corporation
International Classes:
F04B49/02; A62C35/68; A62C37/00; F04B49/08; F04D15/00
Domestic Patent References:
| JP10057518A | ||||
| JP9275699A | ||||
| JP5336787A | ||||
| JP5043800U | ||||
| JP10159746A | ||||
| JP2004052583A | ||||
| JP2001069780A | ||||
| JP11107975A | ||||
| JP4266773A | ||||
| JP54183200U |
Attorney, Agent or Firm:
Isamu Watanabe
Ryoji Kosugi
Tetsuya Hirosawa
Ryoji Kosugi
Tetsuya Hirosawa