Patent · US Expired

Torque sensor

US6513394B1 · kind B1 · utility

11Cited by

10References

13Claims

0Family size

Assignee

Siemens VDO Automotive AG · US

Inventors

Jorg Gutjahr · Nümbrecht, DE
Wolfgang Porth · Frankfurt am Main, DE
Luther Gier · Bad Nauheim, DE

Key dates

Filing date	Jul 26, 1999
Grant date	Feb 4, 2003
Priority date	—
Expiry date	Jul 26, 2019

Classification

Technology area (CPC G)Physics
CPC primaryG01L5/221
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A torque sensor has a housing which has a light source and a measuring shaft which has a signal generator arrangement belonging to a rotation angle sensing device with a processing The rotation angle sensing device is arranged to rotate relative to the housing, together with the measuring shaft, and the processing device has an opto-electric power supply device.

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