Patent · US Expired

Disk drive capable of preventing ejection of magnetic recording medium even upon erroneous depression of eject button during work

US6295180A · kind A · utility

9Cited by
2References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 27, 1999
Grant dateSep 25, 2001
Priority date
Expiry dateSep 27, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B17/043
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A disk drive comprising an upper head holder with has an arm portion extending laterally and placed on an upper plate, a carriage has a carriage lock for stopping longitudinal movements of the carriage, a lift bar is inserted between the arm portion of the upper head holder and the upper plate and is movable between upper, middle and lower stages, a brake portion of a stopper lever comes into engagement with the carriage lock of the carriage to stop longitudinal movements of the carriage, a lower plate lock means locks a backward movement of a lower plate, and a solenoid is interlocked with and actuates the lift bar, the stop lever and the lower plate lock means.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.