1. Field of the Invention
The present invention relates to a magnetic absolute encoder that uses rotation detectors each including a gear fixed to a rotary shaft and having a predetermined number of teeth and at least one magnetic detecting element for detecting magnetic flux passing through the teeth to output an electrical signal relating to the position of the teeth.
2. Related Art
Japanese Patent Application Publication No. 11-237256 (JP11-237256A) discloses a rotation detecting device that can be utilized as a magnetic incremental encoder. Japanese Patent Application Publication No. 2008-180698 (JP2008-180698A) discloses a magnetic absolute encoder that utilizes the basic structure of a magnetic incremental encoder.