Tape for cleaning magnetic head
US4652958A · kind A · utility
9Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 1985 |
| Grant date | Mar 24, 1987 |
| Priority date | — |
| Expiry date | Nov 19, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/7085
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A tape for cleaning magnetic head comprising a support and a cleaning layer coated on said support which contains an abrasive comprising a ferromagnetic metal powder of a specific surface area in the range of 40 to 65 m.sup.2 /g as a principal component, the surface of said cleaning layer having a surface of center line average height in the range of 0.02 to 0.04 .mu.m at a cut-off value of 0.08 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.