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.)
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 filedfiledCritical
Priority to JP1986092426UpriorityCriticalpatent/JPS632287U/ja
Priority to KR2019860014419Uprioritypatent/KR900002586Y1/ko
Publication of JPS632287UpublicationCriticalpatent/JPS632287U/ja
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
G11B15/46—Controlling, regulating, or indicating speed
G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
G—PHYSICS
G11—INFORMATION STORAGE
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
G11B27/34—Indicating arrangements
Landscapes
Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers
(AREA)