Patent · US Expired

Mode changing mechanism for a tape player

US4964589A · kind A · utility

12Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 5, 1989
Grant dateOct 23, 1990
Priority date
Expiry dateMay 5, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B15/50
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A tape unloading mechanism which includes a frictional arrangment for adjusting torque of reel bases is configured to interrupt a frictional motion of the frictional arrangment in the tape unloading mode to ensure a reliable tape winding operation.

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