Patent ID: 11948609
Assignee: MINEBEA MITSUMI IN.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  F | IPC F  G

Claim 12:
13. A bearing apparatus comprising:
at least two bearings;
a first shaft having a tubular shape and supporting the bearings at an outer circumferential surface; and
a second shaft housed in the first shaft with one end extending out from one opening part of the first shaft, wherein
the second shaft includes a male thread part at least at a portion extending out from the first shaft,
wherein the first shaft includes a first projection part projecting out from an inner circumferential surface such that the first projection part includes an end surface facing an other opening part on an opposite side to the one opening part,
the second shaft includes a second projection part projecting out from an outer circumferential surface such that the second projection part includes an end surface facing a side of the male thread part, and
the first shaft and the second shaft are in contact with each other at the end surfaces of the first projection part and the second projection part,
wherein the first shaft includes a recess part at the first projection part on the one opening part side,
the recess part is formed recessed in an axial direction and is formed concentrically or substantially concentrically with an axis passing through the center of the first shaft.