Patent · US Expired

Tape cassette for cleaning VCR heads and transport components

US5841613A · kind A · utility

10Cited by
15References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 24, 1994
Grant dateNov 24, 1998
Priority date
Expiry dateAug 24, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B27/36
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A cassette having a leader and recordable tape which cleans the various components of the tape path in videocassette recorders by dry scrubbing. Interactive diagnostic and instructional material is recorded on the tape to instruct the operator about the cleaning operation to enable the operator to evaluate progress of the head cleaning operation, and to program the maintenance protocol of head cleaning cycles relative to capstan cleaning cycles.

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