Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Magnescale Inc
Original Assignee
Sony Magnescale Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Magnescale IncfiledCriticalSony Magnescale Inc
Priority to JP17266679ApriorityCriticalpatent/JPS5697825A/ja
Publication of JPS5697825ApublicationCriticalpatent/JPS5697825A/ja
Publication of JPS639164B2publicationCriticalpatent/JPS639164B2/ja
Velocity detecting apparatus employing a pair of modulation-type magnetic heads on which carriers are phase modulated by flux from a moving magnetic scale