Patent · US Active

Sensor system including a magnetized shaft

US7469604B2 · kind B2 · utility

21Cited by

74References

12Claims

0Family size

Assignee

Stoneridge Control Devices, Inc. · US

Inventors

Kayvan Hedayat · Weston, US
Norman Poirier · Raynham, US

Key dates

Filing date	Oct 23, 2006
Grant date	Dec 30, 2008
Priority date	—
Expiry date	Oct 23, 2026

Classification

Technology area (CPC G)Physics
CPC primaryG01L3/104
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A sensor includes a shaft and a magnetic sensor. The shaft may have at least one magnetized active region. The magnetic sensor may be configured to sense a magnetic field about the shaft, and may provide an output representative of torque applied to the shaft, shaft rotational speed and shaft rotational position.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.