Matches 1 - 50 out of 92 1 2 >
Match Document Document Title
7012783 Sealing glass for magnetic head, magnetic head, and magnetic recording/reproducing device  
A magnetic head for a magnetic recording/reproducing device to conform to high-density recording, wherein a metal magnetic film with a high saturation flux density is employed and the mechanical...
6975485 Thin film magnetic recording inductive write head with laminated write gap  
A thin film inductive write head for magnetic recording has a write gap formed as a lamination of alternating layers of a nonmagnetic gap layer and a ferromagnetic spacer layer. There are N gap...
6970324 Thin film head with nickel-iron alloy non-magnetic substratum between non-magnetic gap layer and upper magnetic pole layer  
A soft magnetic film includes a ferromagnetic layer. The ferromagnetic layer is laid over a non-magnetic substructure including ferromagnetic atoms. The uniaxial magnetic anisotropy may be...
6954333 Thin film magnetic head having partial insulating layer formed on bottom pole layer through gap layer and method of manufacturing the same  
A thin film magnetic head wherein a partial insulating layer is formed on a bottom pole layer with a gap layer provided therebetween, the gap depth Gd being regulated by the distance from a surface...
6950278 Magnetic head  
A magnetic head having a sliding surface ( 120 ) on which a magnetic recording medium is slid, a magnetic gap g formed in the sliding surface for exchanging information signals with the magnetic...
6894868 Magnetic head  
A magnetic head having a sliding surface ( 120 ) on which a magnetic recording medium is slid, a magnetic gap g formed in the sliding surface for exchanging information signals with the magnetic...
6833976 Thin film magnetic recording inductive write head with laminated write gap  
A thin film inductive write head for magnetic recording has a write gap formed as a lamination of alternating layers of a nonmagnetic gap layer and a ferromagnetic spacer layer. There are N gap...
6762910 Data storage and retrieval apparatus with thin film read head having inset extra gap insulation layer and method of fabrication  
The present invention provides a thin film read head having a lower shield pedestal with an adjacent lower extra gap layer. The pedestal may be formed from a lower shield layer with the lower extra...
6694604 Method of making a write head with self-aligned pedestal shaped pole tip which are separated by a zero throat height defining layer  
A merged magnetic head has a top first pole tip layer and a bottom second pole tip layer which are located entirely between an air bearing surface and a coil layer. A write gap layer separates the...
6631050 Sealing glass for magnetic head and magnetic head using the same  
Because of its composition that is liable to be crystallized and therefore has a low strength, a conventional sealing glass for magnetic head has a problem in that in a manufacturing process for...
6624972 Magnetic head, method of manufacturing magnetic head and information recording apparatus  
A magnetic head has a lower sub-magnetic pole and an upper sub-magnetic pole disposed to be adjacent to a moving magnetic disk. The lower sub-magnetic pole and the upper sub-magnetic pole are...
6604274 Method of producing thin film magnetic head  
A method for fabricating a thin film magnetic head is disclosed. A nonmagnetic gap layer is formed on a lower gap layer. A first insulating layer is formed on a first part of the nonmagnetic gap...
6557242 Method of making a write head with self-aligned pedestal shaped pole tips that are separated by a zero throat height defining layer  
A merged magnetic head has a top first pole tip layer and a bottom second pole tip layer which are located entirely between an air bearing surface and a coil layer. A write gap layer separates the...
6512655 Magnetic head with sealing glass composition  
Provided are a glass such as a sealing glass which contains a rare earth element and crystalline particles, a structure made by sealing with said sealing glass, a magnetic head made by bonding...
6510023 Magnetic head for high coercive force magnetic recording medium  
A magnetic head forms a closed magnetic circuit with a magnetic core and has a gap in the closed magnetic circuit. At least a part of the magnetic core is composed of soft magnetic laminated films...
6447935 Method and system for reducing assymetry in a spin valve having a synthetic pinned layer  
A method and system for providing a spin valve for use in a magnetoresistive head is disclosed. The method and system include providing a synthetic pinned layer, a nonmagnetic spacer layer, and a...
6430806 Method for manufacturing an inductive write element employing bi-layer photoresist to define a thin high moment pole pedestal  
An inductive write element for use with a magnetic data recording and retrieval system is provided. The write element includes a magnetic yoke having an electrically conductive coil passing there...
6404587 Selective gap layer deposition on the closure of a magnetic recording head  
The tape head of the present invention has a substrate and a closure separated by a gap. The tape head is of the type having a flat closure module. The gap layers disposed in the gap include a...
6387550 Giant magnetoresistive material film, method of producing the same and magnetic head using the same  
A giant magnetoresistive material film includes at least two ferromagnetic layers of a NiFe alloy or NiFeCo alloy, which are formed on a substrate through a nonmagnetic layer of Au, Ag, Cu or Cr,...
6373656 Wear resistant magnetic write head  
A head design that reduces wear at the leading and trailing edges where the tape contacts the head while minimizing any adverse effects on the performance of the head. In one embodiment of the...
6325947 Method for forming low profile multi-layer coil merged thin film magnetic head  
A method for forming a merged thin film magnetic head having a first shield layer and a combined second shield and bottom pole piece layer arranged in a sandwich supporting a read sensor...
6278576 Magnetic head with magnetic metal film core having offset halves  
A magnetic head having optimum recording/reproducing characteristics and a method for producing the magnetic head. A pair of magnetic core halves 2, 3, each having a substrate 4 and a thin magnetic...
6075679 Magneto-resistive head accommodating a narrow gap  
A magneto-resistive (MR) head having a read element including two magnetic shield films, two magnetic gap films which separate the two magnetic shield films and which are held between the two...
6072667 Method and apparatus for analysis of magnetic characteristics of magnetic device, magnetic head, and magnetic recording and reproducing apparatus  
A method and apparatus for analysis of magnetic characteristics of a magnetic device used for designing a magnetic head. The magnetic head has recording and reproducing characteristics and a...
6061212 Magnetic head with circular notches and magnetic recording/reproducing apparatus using the same  
A magnetic head includes a pair of magnetic cores each having a convexly processed part, the convexly processed parts being disposed opposite to each other with a magnetic gap member inserted...
6033792 Soft magnetic thin film, and magnetic head and magnetic recording device using the same  
A recording head for recording data onto a recording medium is provided with a thin film formed of the following compound Fe 100 -a-b-c X a Y b Z c , wherein X is at least one element selected...
6018862 Thin-film magnetic recording head using a plated metal gap layer  
A first layer of magnetic material is deposited onto a substrate to form a bottom pole of an inductive transducer. A second layer of magnetic material is plated on the first layer of magnetic...
5948554 Magnetic head  
The ZnO amount contained in the ferrite is lowered more than those of conventional ones to increase the mean coefficient of thermal expansion of the ferrite. Thus, a difference between the mean...
5945227 Magnetic head  
The absolute values of the apparent magnetocrystalline anisotropic energy K1 is made large to increase the absolute value of the crystal magnetic anisotropy energy by adjusting the content of Fe 2 ...
5943195 Magnetic head apparatus and magnetic recording apparatus using thereof  
A metal-in-gap type magnetic head apparatus in which a pair of magnetic core half bodies, comprising a metallic magnetic film containing Fe as a main component on at least one magnetic core half...
5936815 Magnetic head  
A thin film type magnetic head that electromagnetic conversion efficiency is improved by making gradually magnetic resistance larger with approaching to a magnetic gap can be provided. There is...
5926350 Dual gap horizontal thin film inductive head  
A dual gap horizontal thin film inductive head is provided which writes wide and reads narrow so as to avoid noise problems when reading an information track on a magnetic medium. The head has...
5862023 Metal in gap magnetic head having metal magnetic film including precious metal layer  
A magnetic head is disclosed which has a metal magnetic film formed by first stacking Fe--M--N magnetic thin film layers and precious metal layers such as Pt layers to form a multilayer film and...
5812350 Metal-in-gap thin film magnetic head employing Ni.sub.45 Fe.sub.55  
The present invention provides a novel high magnetic moment material for the pole pieces as well as a metal-in-gap configuration for the pole tips of either an inductive magnetic head only or the...
5736264 Magnetic core and magnetic head using the same  
A magnetic head of the present invention has a magnetic core and a substrate for supporting the magnetic core. The magnetic core has a magnetic layer which is of a soft magnetic alloy mainly...
5734534 Magnetic head  
A magnetic head is made by fixing together two head halves 9 and 39. Recesses 10 and 40 are formed in glass layers 4 and 34 on the substrates 1 and 31 respectively of the head halves, and spiral...
5729413 Two-gap magnetic read/write head  
An improved magnetic head obviates the need for separate read and write heads in a magnetic storage system by providing a head core having two physical gaps configured to generate a reproduce track...
5708544 Magnetic head  
A magnetic head, in the form of a MIG head, having a magnetic metal film formed in the vicinity of the magnetic gap, is provided, in which the thickness of the magnetic metal film in a direction...
5675460 Magnetic head and method of producing the same  
A magnetic head of the type which includes a pair of magnetic cores joined to each other through the intermediation of gap layers, with Fe-type metal magnetic thin films being arranged between the...
5606478 Ni.sub.45 Fe.sub.55 metal-in-gap thin film magnetic head  
The present invention provides a novel high magnetic moment material for the pole pieces as well as a metal-in-gap configuration for the pole tips of either an inductive magnetic head only or the...
5528441 Magnetic head including track edges having a cut-end face  
In a magnetic head including metal magnetic films in a gap forming part thereof, among track edges included in the gap part of the magnetic head, track edges located on the side where record...
5493464 Thin-film magnetic head with separate recording and reproducing gaps  
A thin-film magnetic head includes a recording unit for generating a magnetic flux at a recording gap, which flux is used to magnetically record information on a magnetic disk, and a reproducing...
5481425 Magnetic head for a hard disk device having a non-magnetic trailing core  
A magnetic head in a hard disk device includes a leading core and a trailing core having a magnetic circuit winding, the trailing core is made of non-magnetic monocrystal ferrite, and magnetic...
5475551 Magnetic head  
A magnetic head has a pair of magnetic core substrates formed of an oxide magnetic material, at least one of the magnetic core substrates having a gap film formed on an abutment surface thereof,...
5452167 Soft magnetic multilayer films for magnetic head  
This soft magnetic multilayer film is magnetic isotropic and is provided with a high saturation magnetic flux density and an anisotropy of high magnetic permeability, so that it is suitable for the...
5439754 Ferromagnetic film, method of manufacturing the same, and magnetic head  
Disclosed is a ferromagnetic film consisting of an alloy represented by the formula (Co x Fe y T z ) a N b (wherein T represents at least one type of an atom selected from the group consisting...
5423116 Method of manufacturing a multi-track longitudinal, metal-in-gap head  
A multi-track longitudinal magnetic tape head capable of writing data to high-coercivity magnetic tapes and a method for making the same. The multi-track, longitudinal magnetic tape head according...
5403457 Method for making soft magnetic film  
The method of the invention provides a soft magnetic film having a high saturation magnetic flux density and an anisotropy of high magnetic permeability suitable for use in various types of...
5386332 Magnetic head for high-frequency, high density recording  
A composite magnetic head has a media-contact surface defined by a gapped magnetic core sandwiched between a pair of ceramic substrates. The core is laminated and comprises thin layers of...
5262915 Magnetic head comprising a soft magnetic thin film of FeNiZrN having enhanced (100) orientation  
The soft magnetic thin film of the invention has an atomic ratio composition of the formula: [(Fe 1 -y Ni y ) 1 -x M x ] 1 -z Nz wherein M is at least one member selected from the group...
Matches 1 - 50 out of 92 1 2 >