Appeal No. 1999-2276
Application 08/785,802
Specification, page 6, lines 1-4. There is also a W/R gap 55
included in the W/R head 50, erase gaps 66a and 66b included in
the erase head 60, and an erase gap depth 67 defined in the core
61. Specification, page 6, lines 1-4.
When the erase head 60 is operated, a magnetic flux is
formed from each of the erase gaps 66a and 66b defined by the
cores 61 and 62. Specification, page 6, lines 5-7. As shown
below in Fig. 3, the magnetic fluxes extend beyond erase track
widths 63a and 63b over widths 69a and 69b which are broader
than the erase track widths 63a and 63b. Specification, page 6,
lin es 7-
10.
5
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