Slider with an improved profile

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1994-08-31

1996-04-16

Levy, Stuart S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

G11B 560

Patent

active

055088627

ABSTRACT:
A slider for magnetic recording includes at least one ski with a front portion and a rear portion, a read and/or write head located at the rear portion of the slider, the front portion of each ski having first and second steps with, respectively, first and second risers. The first riser of the first step forms with a longitudinal direction of the ski a first angle of between approximately 10.degree. and approximately 60.degree. and the second riser of the second step forms with the longitudinal direction of the ski a second angle which differs from the first angle and is between approximately 20.degree. and approximately 80.degree.. The height of the first riser is between approximately 20 nm and approximately 200 nm and the height of the second riser is between approximately 200 nm and approximately 2 .mu.m.

REFERENCES:
patent: 3488648 (1970-01-01), Church
patent: 4673996 (1987-06-01), White
patent: 4698716 (1987-10-01), Lazzari
patent: 4911964 (1990-03-01), Corbo et al.
patent: 4984114 (1991-01-01), Takeuchi et al.
patent: 5267108 (1993-11-01), Tani
patent: 5274518 (1993-12-01), Chapin et al.
patent: 5377063 (1994-12-01), Taniguchi et al.
Patent Abstracts of Japan, vol. 16, No. 243 (P-1364), Jun. 4, 1992, JP-A-04 053 075, Feb. 20, 1992.
Patent Abstracts of Japan, vol. 17, No. 369 (P-1572), Jul. 12, 1993, JP-A-05 054 580, Mar. 5, 1993.
Patent Abstracts of Japan, vol. 17, No. 314 (P-1557), Jun. 15, 1993, JP-A-05 028 685, Feb. 5, 1993.

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