Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co LtdfiledCriticalMatsushita Electric Industrial Co Ltd
Priority to JP11692576ApriorityCriticalpatent/JPS5342018A/en
Publication of JPS5342018ApublicationCriticalpatent/JPS5342018A/en
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
G11B5/127—Structure or manufacture of heads, e.g. inductive
G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
G11B5/1475—Assembling or shaping of elements
Abstract
PURPOSE:To enable bulk production of magnetic heads uniform in properties in preparation of multi-channel magnetic heads or others by automatization of the operations for delivering magnetic materials from reel, for grinding and for delivering non-magnetic materials after vacuum evaporation to head case bodies.
JP11692576A1976-09-281976-09-28Magnetic head and preparation thereof
PendingJPS5342018A
(en)
Improvements in or relating to ferromagnetic material, more particularly intended for ferromagnetic bodies tobe used at frequencies of atleast 50 Mc/s, a method of producing such material and ferromagnetic bodies consisting of such material
IMPROVEMENTS IN OR RELATING TO FERROMAGNETIC MATERIAL MORE PARTICULARLY INTENDED FOR FERROMAGNETIC BODIES USED AT FREQUENCIES OF ATLEAST 50 Mc/s, A METHOD OF PRODUCING SUCH MATERIAL AND FERROMAGNETIC BODIES MADE FROM SUCH MATERIAL
Improvements in or relating to ferromagnetic material, more particularly intended for ferromagnetic bodies tobe used at frequencies of atleast 50 Mc/s, a method of producing such material and ferromagnetic bodies consisting of such material
IMPROVEMENTS IN OR RELATING TO FERROMAGNETIC MATERIAL MORE PARTICULARLY INTENDED FOR FERROMAGNETIC BODIES USED AT FREQUENCIES OF ATLEAST 50 Mc/s, A METHOD OF PRODUCING SUCH MATERIAL AND FERROMAGNETIC BODIES MADE FROM SUCH MATERIAL
IMPROVEMENTS IN OR RELATING TO FERROMAGNETIC MATERIAL, MORE PARTICULARLY FOR FERROMAGNETIC BODIES TOBE USED AT FREQUENCIES OF ATLEAST 50mc/s, A METHOD OF PRODUCING SUCH MATERIAL AND FERROMAGNETIC BODIES MADE OF SUCH MATERIAL
IMPROVEMENTS IN OR RELATING TO FERROMAGNETIC MATERIAL, MORE PARTICULARLY FOR FERROMAGNETIC BODIES TOBE USED AT FREQUENCIES OF ATLEAST 50mc/s, A METHOD OF PRODUCING SUCH MATERIAL AND FERROMAGNETIC BODIES MADE OF SUCH MATERIAL