CAGE AND ROLLING BEARING

PROBLEM TO BE SOLVED: To provide a cage capable of reducing abnormal wear of the width face or the contact face with the other member, manufacturable at low cost. SOLUTION: The cage 11 is provided with a pair of annular parts 12a, 12b having collar parts 18a, 18b bent to the inner diameter side and...

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Bibliographic Details
Main Authors OISHI SHINJI, ABE KATSUSHI, YOSHIMURA YUGO
Format Patent
LanguageEnglish
Published 21.03.2008
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
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
PERFORMING OPERATIONS
PUNCHING METAL
ROTARY BODIES OTHER THAN GEARING ELEMENTS
SHAFTS
THERMAL INSULATION IN GENERAL
TRANSPORTING
WEAPONS
WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Summary:PROBLEM TO BE SOLVED: To provide a cage capable of reducing abnormal wear of the width face or the contact face with the other member, manufacturable at low cost. SOLUTION: The cage 11 is provided with a pair of annular parts 12a, 12b having collar parts 18a, 18b bent to the inner diameter side and with a plurality of cage bar parts 14 connecting the pair of annular parts 12a, 12b with each other to form a plurality of pockets for holding rollers and having central parts recessed to the inner diameter side. and is manufactured without applying a grinding process. The surface roughness Ra of the width face 18c, 18d of the collar part 18a, 18b is 0.5 μm or below. COPYRIGHT: (C)2008,JPO&INPIT
Bibliography:Application Number: JP20060244401