NEEDLE BEARING AND COMPRESSOR

PROBLEM TO BE SOLVED: To provide a needle bearing and a compressor capable of controlling bearing life even under a condition where foreign matter such as wear powder mixed therein under a use environment where quantity of lubricating oil can not be increased and lubricating oil can not be replaced....

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Bibliographic Details
Main Authors YATANI KOICHI, KAKIZAWA NAOTAKE, YOSHIBA TAKEYUKI, OKITA SHIGERU
Format Patent
LanguageEnglish
Published 04.11.2005
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
ROTARY BODIES OTHER THAN GEARING ELEMENTS
SHAFTS
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:PROBLEM TO BE SOLVED: To provide a needle bearing and a compressor capable of controlling bearing life even under a condition where foreign matter such as wear powder mixed therein under a use environment where quantity of lubricating oil can not be increased and lubricating oil can not be replaced. SOLUTION: Since surface roughness of at least one of a rolling surface A of a roller 16e, a sliding surface B of a retainer 16h and raceway surfaces C of raceway rings 16f, 16g is Ra 0.1 or less, wear can be suppressed. COPYRIGHT: (C)2006,JPO&NCIPI
Bibliography:Application Number: JP20040122838