Wear-protected device

Details Wear-protected device Wear-protected device

1986-02-18

1989-10-31

Ives, P. C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428408, 428522, 428699, 4289088, 428457, 428426, 427 42, 427122, B32B 900, G11B 572

Patent

active

048776777

ABSTRACT:
A hard carbon film (12) is formed by ion-beam sputtering on a surface of a substrate (11) such as glass lens or metal sheet of a magnetic disk or a plastic film of a magnetic video tape, by selecting the direction of the ion-beam in the sputtering process to be parallel with surface of the substrate (11) of a magnetic disk, and subsequently theroen a lubricative film (13), such as ZnS.sub.2 is formed also by ion-beam sputtering.

REFERENCES:
patent: Re32464 (1987-07-01), Aine
patent: 3964937 (1976-06-01), Post et al.
patent: 4035541 (1977-07-01), Smith et al.
patent: 4177370 (1979-12-01), Steeves
patent: 4290075 (1981-09-01), Jacobs et al.
patent: 4309483 (1982-01-01), Gravert
patent: 4403015 (1983-09-01), Nakai
patent: 4581116 (1986-04-01), Plowman et al.
patent: 4647494 (1987-03-01), Meyerson et al.
patent: 4698256 (1987-10-01), Giglia et al.

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