IT1010901B - Testina di cancellazione - Google Patents

Testina di cancellazione

Info

Publication number
IT1010901B
IT1010901B IT4263474A IT4263474A IT1010901B IT 1010901 B IT1010901 B IT 1010901B IT 4263474 A IT4263474 A IT 4263474A IT 4263474 A IT4263474 A IT 4263474A IT 1010901 B IT1010901 B IT 1010901B
Authority
IT
Italy
Prior art keywords
erase head
erase
head
Prior art date
Application number
IT4263474A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1010901B publication Critical patent/IT1010901B/it

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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/23—Gap features
    • G11B5/232—Manufacture of gap

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
IT4263474A 1973-04-06 1974-04-03 Testina di cancellazione IT1010901B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7304792A NL7304792A (it) 1973-04-06 1973-04-06

Publications (1)

Publication Number Publication Date
IT1010901B true IT1010901B (it) 1977-01-20

Family

ID=19818583

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4263474A IT1010901B (it) 1973-04-06 1974-04-03 Testina di cancellazione

Country Status (6)

Country Link
JP (1) JPS49131415A (it)
BE (1) BE813315A (it)
DE (1) DE2415857A1 (it)
FR (1) FR2224827B1 (it)
IT (1) IT1010901B (it)
NL (1) NL7304792A (it)

Also Published As

Publication number Publication date
NL7304792A (it) 1974-10-08
BE813315A (fr) 1974-10-04
DE2415857A1 (de) 1974-10-31
FR2224827B1 (it) 1977-03-04
FR2224827A1 (it) 1974-10-31
JPS49131415A (it) 1974-12-17

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