Inductive encoder for linear motor

The utility model discloses an inductance type encoder used for a linear motor. The inductance type encoder comprises an induction graduated scale and an induction part. The induction graduated scale is fixedly arranged on the fixed part of the linear motor, and a plurality of induction strips are a...

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Bibliographische Detailangaben
Hauptverfasser:	DENG GAOQIANG, PAN LIMING, WU RUOHAN, REN MINGBING, MA ZHOULONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS CONVERSION OR DISTRIBUTION OF ELECTRIC POWER DYNAMO-ELECTRIC MACHINES ELECTRICITY GENERATION MEASURING MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR PHYSICS TARIFF METERING APPARATUS TESTING
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Beschreibung
Zusammenfassung:	The utility model discloses an inductance type encoder used for a linear motor. The inductance type encoder comprises an induction graduated scale and an induction part. The induction graduated scale is fixedly arranged on the fixed part of the linear motor, and a plurality of induction strips are arranged on the induction graduated scale; the induction part is arranged on the movable part of the linear motor, has a gap with the induction graduated scale and can move relative to the induction graduated scale to generate an induction signal; the sensing part comprises a coding strip plate and an electronic reader, and a main code channel coil and a plurality of auxiliary code channel coils with different periods are arranged on the coding strip plate and used for positioning the position of the linear motor on the sensing graduated scale; the electronic reader is connected with the coding strip plate and used for receiving induction signals among the main code channel coil, the auxiliary code channel coil and