Patent ID: 9651438
Date: 2017-05-16
CPC Classifications: G01L,G01P

Claim:
1. A sensor arrangement structure, comprising: a power unit; an output shaft that protrudes outwardly from a unit case of the power unit; an output shaft cover that covers the output shaft from outside in a protruding direction of the output shaft; and a detector that is mounted to the output shaft cover in order to detect rotational speed or torque of the output shaft, wherein the output shaft is provided with a disc portion at a leading end portion thereof, the output shaft cover has an inner surface portion disposed along and close to the disc portion, the disc portion is provided with ribs, the ribs extending in a radial direction of the disc portion toward the inner surface portion, and wherein, in a cross sectional view of the output shaft cover and the output shaft, and along a longitudinal direction of the output shaft, the detector is disposed more inward in a radial direction of the disc portion than the ribs.