Magnetic head for recording and reproduction
AssigneeYe Data Inc.
InventorsTadahiko Goto, Hideo Abe
Life of this patent
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Abstract
There is provided a magnetic head used for both magnetic recording and reproduction thereof, comprising a magnetic head body with a gap portion, wherein a first material having a larger saturated magnetic flux density than that of said body is applied to one or both sides of said gap portion, said gap being internally provided with a second material having a smaller saturated magnetic flux density than said body.
Claims16
A magnetic head used for both magnetic recording and reproduction thereof, comprising a magnetic head body with a gap portion, wherein the portion of said body on one side of said gap is a trailing edge side and the portion of the body on the other side of said gap is a front edge side, both edges being defined with reference to the running direction of a medium in proximity to said head, and wherein said gap has an internal portion with two substantially opposed sides, one internal side being on said trailing edge side and one internal side being on said front edge side, and wherein a first material having a larger saturated magnetic flux density than that of said body is applied to one or both sides of said gap portion, at least one of said sides of said internal portion said gap being provided with a second material having a smaller saturated magnetic flux density than said body.
Dependencies are inferred from the claim text.