GB1416534A - Transducer head - Google Patents

Transducer head

Info

Publication number
GB1416534A
GB1416534A GB2163872A GB2163872A GB1416534A GB 1416534 A GB1416534 A GB 1416534A GB 2163872 A GB2163872 A GB 2163872A GB 2163872 A GB2163872 A GB 2163872A GB 1416534 A GB1416534 A GB 1416534A
Authority
GB
United Kingdom
Prior art keywords
stainless steel
cores
magnetic
laminated
face
Prior art date
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.)
Expired
Application number
GB2163872A
Other languages
English (en)
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.)
GRESHAM INFOMAG Ltd
Original Assignee
GRESHAM INFOMAG 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 GRESHAM INFOMAG Ltd filed Critical GRESHAM INFOMAG Ltd
Priority to GB2163872A priority Critical patent/GB1416534A/en
Priority to NL7306398A priority patent/NL7306398A/xx
Priority to US358698A priority patent/US3864753A/en
Priority to FR7316779A priority patent/FR2184028B3/fr
Priority to DE2323402A priority patent/DE2323402A1/de
Priority to JP48051533A priority patent/JPS4962117A/ja
Priority to IT49918/73A priority patent/IT988179B/it
Publication of GB1416534A publication Critical patent/GB1416534A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • 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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/255—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for protection against wear
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • 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
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • 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
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • G11B5/295—Manufacture

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
GB2163872A 1972-05-09 1972-05-09 Transducer head Expired GB1416534A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB2163872A GB1416534A (en) 1972-05-09 1972-05-09 Transducer head
NL7306398A NL7306398A (enrdf_load_stackoverflow) 1972-05-09 1973-05-08
US358698A US3864753A (en) 1972-05-09 1973-05-09 Transducer head with spacer material made of stainless steel
FR7316779A FR2184028B3 (enrdf_load_stackoverflow) 1972-05-09 1973-05-09
DE2323402A DE2323402A1 (de) 1972-05-09 1973-05-09 Elektromagnetischer uebertragerkopf
JP48051533A JPS4962117A (enrdf_load_stackoverflow) 1972-05-09 1973-05-09
IT49918/73A IT988179B (it) 1972-05-09 1973-05-11 Perfezionamento nelle testine trasduttrici elettromagnetiche per registrazioni e riproduzioni su nastro

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2163872A GB1416534A (en) 1972-05-09 1972-05-09 Transducer head

Publications (1)

Publication Number Publication Date
GB1416534A true GB1416534A (en) 1975-12-03

Family

ID=10166312

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2163872A Expired GB1416534A (en) 1972-05-09 1972-05-09 Transducer head

Country Status (7)

Country Link
US (1) US3864753A (enrdf_load_stackoverflow)
JP (1) JPS4962117A (enrdf_load_stackoverflow)
DE (1) DE2323402A1 (enrdf_load_stackoverflow)
FR (1) FR2184028B3 (enrdf_load_stackoverflow)
GB (1) GB1416534A (enrdf_load_stackoverflow)
IT (1) IT988179B (enrdf_load_stackoverflow)
NL (1) NL7306398A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5219020A (en) * 1975-08-04 1977-01-14 Nippon Telegr & Teleph Corp <Ntt> Tertial distortion offsetting equipment
GB1570126A (en) * 1977-03-15 1980-06-25 Data Recording Instr Co Manufacture of magnetic heads
JPS56163516A (en) 1980-05-19 1981-12-16 Pioneer Electronic Corp Magnetic head and its production
JPH061528B2 (ja) * 1985-09-27 1994-01-05 株式会社三協精機製作所 磁気ヘツドの組み立て方法
WO1994018671A1 (en) * 1993-02-12 1994-08-18 Datacard Corporation Magnetic stripe read/write head
US6639753B1 (en) * 2000-09-01 2003-10-28 Hewlett-Packard Development Company, L.P. Method of forming a head assembly, a head assembly, and a linear tape drive
JP5009419B2 (ja) * 2008-09-24 2012-08-22 新日本製鐵株式会社 タール含有ガスの改質用触媒の製造方法、タール改質方法及びタール含有ガスの改質用触媒の再生方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2839614A (en) * 1953-06-18 1958-06-17 Leslie C Merrill Magnetic recording head
US2895015A (en) * 1953-09-17 1959-07-14 Rca Corp Magnetic record transducer
US3053940A (en) * 1957-05-20 1962-09-11 Thompson Ramo Wooldridge Inc Electromagnetic head
US3064333A (en) * 1959-06-29 1962-11-20 Ibm Method of making a magnetic transducer
US3316359A (en) * 1963-05-20 1967-04-25 Winston Res Corp Transducer head utilizing electro-magnetic shielding for cross-talk elimination
US3404242A (en) * 1965-06-14 1968-10-01 Hewlett Packard Co Magnetic head holding element

Also Published As

Publication number Publication date
FR2184028B3 (enrdf_load_stackoverflow) 1976-04-23
JPS4962117A (enrdf_load_stackoverflow) 1974-06-17
DE2323402A1 (de) 1973-12-13
US3864753A (en) 1975-02-04
FR2184028A1 (enrdf_load_stackoverflow) 1973-12-21
IT988179B (it) 1975-04-10
NL7306398A (enrdf_load_stackoverflow) 1973-11-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees