Patent ID: 11971253
Assignee: NIPPON SEIKI CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A magnet unit comprising:
a magnet that moves linearly or rotatably with respect to a magnetic detection section that detects a change in a magnetic field; and
a magnet holding member that moves linearly or rotatably while being fixed to an object to be detected, and to which the magnet is mounted, wherein
the magnet holding member includes
a fixed part to be fixed to the object to be detected, and
a magnet housing part to which the magnet is mounted,

the magnet housing part has a pair of openings that expose both end surfaces of the magnet, and
the magnet housing part covers an entire outer portion of the magnet and exposes a part of the outer portion adjacent to the end surface.