AIR-CONTAMINATION PREVENTION DEVICE

PROBLEM TO BE SOLVED: To provide an air-contamination prevention device of a simple structure capable of preventing fluid, flowing in a flow passage wherein a level difference is included in its flowing process, from being contaminated by air regardless of variation in a flow rate. SOLUTION: The air...

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Bibliographic Details
Main Author HIRAOKA KAZUJI
Format Patent
LanguageEnglish
Published 22.01.2009
Subjects
BLASTING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
JOINTS OR FITTINGS FOR PIPES
LIGHTING
MEANS FOR THERMAL INSULATION IN GENERAL
MECHANICAL ENGINEERING
PIPES
SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:PROBLEM TO BE SOLVED: To provide an air-contamination prevention device of a simple structure capable of preventing fluid, flowing in a flow passage wherein a level difference is included in its flowing process, from being contaminated by air regardless of variation in a flow rate. SOLUTION: The air-contamination prevention device 10 is provided with a plurality of ropes vertically hanged from a shaft upper end 41 to a water surface 42 in a shaft 40. The ropes contact with mountain stream water which flows down from an end part 32 of a mountain stream water intake passage and starts to fall in a vertical direction and introduce it down the ropes to the water surface 42. COPYRIGHT: (C)2009,JPO&INPIT
Bibliography:Application Number: JP20070176619