Appeal No. 1998-0203
Application No. 08/121,876
22), claim 1 was amended. Accordingly, claims 1 through 3, 5,
7 through 9 and 12 through 21 remain before us on appeal.
The disclosed invention relates to a hard wear-resistant
material deposited on specific portions of side rail surfaces
of an air bearing slider.
Claim 1 is illustrative of the claimed invention, and it
reads as follows:
1. An air bearing slider having an air bearing
surface with a leading edge and a trailing edge and
defining opposing first and second sides between said
edges, said air bearing slider being spaced closely to
and interfacing with a magnetic recording disk
comprising:
first and second tapered regions disposed at said
leading edge and adjacent to said respective first and
second sides;
first and second side rails adjacent to said
respective first and second tapered regions, said side
rails defining a central recessed region therebetween,
each of said first and second side rails further
including respective first and second surfaces
substantially coplanar with the air bearing surface; and
a hard wear-resistant material deposited on only
first and second portions of said respective first and
second surfaces, wherein the area of each of said first
and second portions is a fraction of the area of each of
said respective first and second surfaces, the rearmost
portion of said material being spaced from the trailing
edge of said slider;
whereby stiction force at the slider-to-disk
2
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