Title:
BEARING DEVICE OF NONMETAL INORGANIC MEMBER
Document Type and Number:
Japanese Patent JPS58146719
Kind Code:
A
Abstract:
PURPOSE:To prevent the generation of a crack or the like in a nonmetal inorganic member when this member is press fitted to a bearing, by providing a through hole to the nonmetal inorganic member and securing a bearing supporting member of metal equipped with a shaft hole to the internal peripheral surface of said hole then press fitting the bearing to said shaft hole. CONSTITUTION:A crank case 13 an engine is equipped with a casing part 17 and cap part 21 mounted to the part 17 through a gasket 19, and the both parts 17, 21 are connected by bolts 23 and nuts 25 while formed respectively by nonmetal inorganic members. Here through holes 42, 44 are formed respectively to said both parts 17, 21, and bearing supporting members 43, 45 are arranged respectively to the inside of these holes. Then said both members 43, 45 are formed by a metallic material by providing the respective shaft holes 50, and flanges 48 to one ends further spread parts 52 for press fitting bearings 47 to the other ends are provided respectively. In this way, when the bearing is mounted to the nonmetal inorganic member, generation of a crack or the like to this member and intrusion of dropped chips into the bearing can be prevented.
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Inventors:
SUGANO NOBUYUKI
MASUDA TATSUYUKI
MASUDA TATSUYUKI
Application Number:
JP2668882A
Publication Date:
September 01, 1983
Filing Date:
February 20, 1982
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD
International Classes:
F16C35/077; F02F7/00; (IPC1-7): F02F7/00; F16C35/077
Attorney, Agent or Firm:
Yuji Nosue