FR2247785B1 - - Google Patents

Info

Publication number
FR2247785B1
FR2247785B1 FR7434093A FR7434093A FR2247785B1 FR 2247785 B1 FR2247785 B1 FR 2247785B1 FR 7434093 A FR7434093 A FR 7434093A FR 7434093 A FR7434093 A FR 7434093A FR 2247785 B1 FR2247785 B1 FR 2247785B1
Authority
FR
France
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
FR7434093A
Other versions
FR2247785A1 (fr
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of FR2247785A1 publication Critical patent/FR2247785A1/fr
Application granted granted Critical
Publication of FR2247785B1 publication Critical patent/FR2247785B1/fr
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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • 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)
FR7434093A 1973-10-12 1974-10-10 Expired FR2247785B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US405943A US3900895A (en) 1973-10-12 1973-10-12 Magnetic read-record head with housing locator structure

Publications (2)

Publication Number Publication Date
FR2247785A1 FR2247785A1 (fr) 1975-05-09
FR2247785B1 true FR2247785B1 (fr) 1979-04-06

Family

ID=23605872

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434093A Expired FR2247785B1 (fr) 1973-10-12 1974-10-10

Country Status (7)

Country Link
US (1) US3900895A (fr)
JP (1) JPS5066220A (fr)
AU (1) AU7414474A (fr)
CA (1) CA1034255A (fr)
DE (1) DE2445280C3 (fr)
FR (1) FR2247785B1 (fr)
GB (2) GB1478350A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4345367A (en) * 1979-06-04 1982-08-24 Ampex Corporation Method of manufacturing an extended life multichannel magnetic transducer
US4291354A (en) * 1979-06-04 1981-09-22 Ampex Corporation Extended life multichannel magnetic transducer
US4382269A (en) * 1980-01-29 1983-05-03 Canon Kabushiki Kaisha Magnetic head

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3079467A (en) * 1958-07-29 1963-02-26 Rca Corp Magnetic head construction
US3414971A (en) * 1964-06-09 1968-12-10 Honeywell Inc Method of fabricating read-after-write heads
US3744040A (en) * 1972-02-16 1973-07-03 Nortronics Co Magnetic head construction

Also Published As

Publication number Publication date
CA1034255A (fr) 1978-07-04
US3900895A (en) 1975-08-19
DE2445280B2 (de) 1979-10-11
FR2247785A1 (fr) 1975-05-09
GB1478350A (en) 1977-06-29
GB1478349A (en) 1977-06-29
JPS5066220A (fr) 1975-06-04
AU7414474A (en) 1976-04-15
DE2445280A1 (de) 1975-04-24
DE2445280C3 (de) 1980-07-10

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Legal Events

Date Code Title Description
ST Notification of lapse