GB1254043A - Multi-track erasing head - Google Patents

Multi-track erasing head

Info

Publication number
GB1254043A
GB1254043A GB2651569A GB2651569A GB1254043A GB 1254043 A GB1254043 A GB 1254043A GB 2651569 A GB2651569 A GB 2651569A GB 2651569 A GB2651569 A GB 2651569A GB 1254043 A GB1254043 A GB 1254043A
Authority
GB
United Kingdom
Prior art keywords
poles
recess
erasing head
block
ferrite
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
GB2651569A
Other languages
English (en)
Inventor
Wolfgang Bogen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1254043A publication Critical patent/GB1254043A/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
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
GB2651569A 1968-05-28 1969-05-23 Multi-track erasing head Expired GB1254043A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681774341 DE1774341A1 (de) 1968-05-28 1968-05-28 Trennspurfreier Mehrspur-Loeschkopf

Publications (1)

Publication Number Publication Date
GB1254043A true GB1254043A (en) 1971-11-17

Family

ID=5702111

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2651569A Expired GB1254043A (en) 1968-05-28 1969-05-23 Multi-track erasing head

Country Status (8)

Country Link
AT (1) AT301202B (enrdf_load_stackoverflow)
CH (1) CH504074A (enrdf_load_stackoverflow)
DE (1) DE1774341A1 (enrdf_load_stackoverflow)
DK (1) DK128466B (enrdf_load_stackoverflow)
FR (1) FR2009467A1 (enrdf_load_stackoverflow)
GB (1) GB1254043A (enrdf_load_stackoverflow)
NO (1) NO124803B (enrdf_load_stackoverflow)
SE (1) SE339886B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1291615A (en) * 1970-05-26 1972-10-04 Int Computers Ltd Improvements in or relating to magnetic recording apparatus

Also Published As

Publication number Publication date
NO124803B (enrdf_load_stackoverflow) 1972-06-05
DE1774341A1 (de) 1972-01-27
CH504074A (de) 1971-02-28
DK128466B (da) 1974-05-06
SE339886B (enrdf_load_stackoverflow) 1971-10-25
FR2009467A1 (enrdf_load_stackoverflow) 1970-02-06
AT301202B (de) 1972-08-25

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