IP Library Granted Patent US 7,085,103
Granted Patent B2
US 7,085,103 · App. 11/010,291 · Granted Aug 1, 2006

Magnetic head slider with side pads which each have a width W and a length L, wherein W>L

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Quick Facts
Patent No.
US 7,085,103
App. No.
11/010,291
Granted
Aug 1, 2006
Kind
B2
Abstract

A magnetic head slider, for sliding on a magnetic disk, which has a leading edge, a trailing edge, an air bearing surface having a front step bearing of submicron depth made from the leading edge, and a rail surface made from the front step bearing. A negative pressure recess which is deeper than the front step bearing, is formed as a recess from the rail surf ace, and a side step bearing with a depth identical to that of the front step bearing is made from the rail surface. Side padB are provided which each have a width W and length L, wherein W is greater than L.

Claims (10)

1. A head slider comprising:

a leading edge;

a trailing edge;

a front step bearing formed from the leading edge;

a rail surface formed between the front step bearing and the trailing edge;

a first side pad and a second side pad formed between the rail surface and the trailing edge,

a first side step bearing formed between the rail surface and the first side pad; and

a second side step bearing formed between the rail surface and the second side pad;

wherein each of the side pads has a width W in a width direction of the slider and a length L in a length direction of the slider, and wherein W>L; and

wherein each of the first arid second aide step bearings is divided into two parts in a length direction of the slider.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 5, 2016
From: HGST NETHERLANDS B.V.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 040819/0450 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 10, 2006
From: HITACHI, LTD.
To: HITACHI GLOBAL STORAGE TECHNOLOGIES JAPAN, LTD.
Reel/Frame 017331/0825 →