JPS6388055U - - Google Patents

Description

[Brief explanation of the drawing]

1 to 6 show embodiments of the present invention,
Figure 1 is a plan view of the main parts of the bearing device, Figure 2 is a plan view of the bearing device shown in Figure 1 where thermal expansion occurs, Figure 3 and the following are modified examples of the inner hole, and Figure 3 is a circular inner hole. Fig. 4 is a plan view of the main part of a bearing device with a triangular inner hole, Fig. 5 is a plan view of the main part of a bearing device with a square inner hole, and Fig. 6 is a plan view of the main part of a bearing device with a rectangular inner hole. A plan view during thermal expansion showing an example of lateral pressure being applied to the outer peripheral surface of the bearing by a spring, FIG. 7 is a sectional side view of the main part of a conventional bearing device, FIG. 8 is the same plan view, and FIG. FIG. 9 is a plan view showing thermal expansion occurring in the bearing device of FIG. 8; 1...Bearing holder, 1a, 1b, 1d, 1e
... Inner hole, 2 ... Bearing, 2a ... Center hole, 3 ...
Axis of rotation.

Claims (1)

[Scope of utility model registration request] In a bearing device consisting of a rotating shaft, a substantially cylindrical bearing that supports the rotating shaft in a center hole, and a bearing holder that fits and holds the bearing in the inner hole, the inner hole of the bearing holder is connected to the inner hole of the bearing. A bearing device whose outer peripheral surface is formed into a non-circular shape so that it contacts at multiple points.