Magnetic head comprised of an improved base substance for high density magnetic recording
US4642720A · kind A · utility
3Cited by
1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 3, 1983 |
| Grant date | Feb 10, 1987 |
| Priority date | — |
| Expiry date | Nov 3, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/255
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic head is disclosed in which a non-magnetic base substance which supports a writing or reading converter for writing or reading on a magnetic recording medium is constructed with an aggregate of carbon material, or a composite material comprising an aggregate of carbon material, and a thermosetting resin and/or a carbonaceous filler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.