BEARING DEVICE AND VERTICAL SHAFT PUMP

PROBLEM TO BE SOLVED: To provide a bearing device and a vertical shaft pump not requiring any water supplying facility and sustaining a non-water operation for a long time. SOLUTION: The bearing device 16 is equipped with a rotary shaft 4 and a bearing 13 to bear the rotary shaft 4 rotatably, wherei...

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Bibliographic Details
Main Authors HORIUCHI MASAAKI, SAEKI YUKINOBU
Format Patent
LanguageEnglish
Published 09.07.2003
Edition7
Subjects
BEARINGS
BLASTING
ELEMENTS OR CRANKSHAFT MECHANISMS
ENGINEERING ELEMENTS AND UNITS
FLEXIBLE SHAFTS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
ROTARY BODIES OTHER THAN GEARING ELEMENTS
SHAFTS
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:PROBLEM TO BE SOLVED: To provide a bearing device and a vertical shaft pump not requiring any water supplying facility and sustaining a non-water operation for a long time. SOLUTION: The bearing device 16 is equipped with a rotary shaft 4 and a bearing 13 to bear the rotary shaft 4 rotatably, wherein that portion of the periphery of the rotary shaft 4 which contacts with the bearing 13 is subjected to a fusion spray of chromium carbide, and the bearing 13 is formed from a composite of polyimide resin and carbon fibers or a high strength carbon. COPYRIGHT: (C)2003,JPO
Bibliography:Application Number: JP20010400833