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.)
Nippon Precision Circuits Inc
Original Assignee
Nippon Precision Circuits 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 Nippon Precision Circuits IncfiledCriticalNippon Precision Circuits Inc
Priority to JP1773382ApriorityCriticalpatent/JPS58137176A/ja
Publication of JPS58137176ApublicationCriticalpatent/JPS58137176A/ja
Publication of JPH0223950B2publicationCriticalpatent/JPH0223950B2/ja
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
G11B27/13—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer
Landscapes
Length Measuring Devices With Unspecified Measuring Means
(AREA)
Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers
(AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means
(AREA)