JPS6453626U

JPS6453626U -

Info

Publication number: JPS6453626U
Application number: JP14754887U
Authority: JP
Priority date: 1987-09-29
Filing date: 1987-09-29
Publication date: 1989-04-03

Description

[Brief explanation of drawings]

第１図はこの考案の一実施例を示す断面図、第
２図は同実施例の部分拡大図、第３図は第２図を
―線方向から見た図、第４図は本考案におけ
るベアリングの一例を示す図、第５図は第４図の
―線における断面図、第６図は従来例を示す
断面図である。１１……ハウジング、１２，１２′……ロータ
軸、１４，１４′……ボールベアリング、１６，
１６′……円環（ベアリング支持部材）。 Fig. 1 is a sectional view showing an embodiment of this invention, Fig. 2 is a partially enlarged view of the same embodiment, Fig. 3 is a view of Fig. 2 seen from the - line direction, and Fig. 4 is a cross-sectional view of the embodiment of the invention. A diagram showing an example of a bearing, FIG. 5 is a sectional view taken along the line --- in FIG. 4, and FIG. 6 is a sectional view showing a conventional example. 11... Housing, 12, 12'... Rotor shaft, 14, 14'... Ball bearing, 16,
16'... Circular ring (bearing support member).

Claims

[Scope of utility model registration request]

In a bearing device for a fluid machine in which a bearing that has a rotating shaft and a housing that supports this rotating shaft is made of different materials, the housing is made of the same material as the bearing or a material having a similar coefficient of thermal expansion. 1. A bearing device for a fluid machine, characterized in that a bearing support member is attached thereto, and the bearing is supported with respect to a housing by the bearing support member.