Patent · US Expired

Tape cassette having visible display of remaining tape

US6147836A · kind A · utility

2Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 17, 1998
Grant dateNov 14, 2000
Priority date
Expiry dateSep 17, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B23/0875
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A tape cassette having such a structure that a pattern is printed on a surface of a transparent or semi-transparent cassette housing, a scale display portion which becomes a yardstick for a remaining volume for a tape is formed on the lowest layer of this pattern printing portion and this scale display portion can penetratingly be seen from a surface of an opposite side of the cassette housing.

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