DE2053267A1 - - Google Patents

Info

Publication number
DE2053267A1
DE2053267A1 DE19702053267 DE2053267A DE2053267A1 DE 2053267 A1 DE2053267 A1 DE 2053267A1 DE 19702053267 DE19702053267 DE 19702053267 DE 2053267 A DE2053267 A DE 2053267A DE 2053267 A1 DE2053267 A1 DE 2053267A1
Authority
DE
Germany
Prior art keywords
core
magnetic
openings
magnetic head
shaped
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.)
Granted
Application number
DE19702053267
Other languages
German (de)
English (en)
Other versions
DE2053267B2 (de
DE2053267C3 (de
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.)
Akai Electric Co Ltd
Original Assignee
Akai Electric 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 Akai Electric Co Ltd filed Critical Akai Electric Co Ltd
Publication of DE2053267A1 publication Critical patent/DE2053267A1/de
Publication of DE2053267B2 publication Critical patent/DE2053267B2/de
Application granted granted Critical
Publication of DE2053267C3 publication Critical patent/DE2053267C3/de
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
    • 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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • G11B5/105—Mounting of head within housing or assembling of head and housing
    • 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)
DE2053267A 1969-10-31 1970-10-30 Magnetkopf mit Polschuhstücken Expired DE2053267C3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8731469 1969-10-31
JP11565369 1969-12-05
JP11565269 1969-12-05

Publications (3)

Publication Number Publication Date
DE2053267A1 true DE2053267A1 (US06373033-20020416-M00035.png) 1971-05-13
DE2053267B2 DE2053267B2 (de) 1981-06-19
DE2053267C3 DE2053267C3 (de) 1982-03-11

Family

ID=27305483

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2053267A Expired DE2053267C3 (de) 1969-10-31 1970-10-30 Magnetkopf mit Polschuhstücken

Country Status (6)

Country Link
US (1) US3684839A (US06373033-20020416-M00035.png)
BE (1) BE758238A (US06373033-20020416-M00035.png)
CH (1) CH519219A (US06373033-20020416-M00035.png)
DE (1) DE2053267C3 (US06373033-20020416-M00035.png)
GB (1) GB1324336A (US06373033-20020416-M00035.png)
NL (1) NL163347C (US06373033-20020416-M00035.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3843968A (en) * 1971-06-25 1974-10-22 Ampex Magnetic head
US3863268A (en) * 1971-08-07 1975-01-28 Teac Corp Magnetic head
US3806902A (en) * 1972-05-15 1974-04-23 Nortronics Co Magnetic head read-to-write gap crossfeed shielding
US4012783A (en) * 1975-01-20 1977-03-15 Olympus Optical Co., Ltd. Magnetic head
FR2553220B1 (fr) * 1983-10-07 1985-12-13 Enertec Tete magnetique multipiste perfectionnee et procede de fabrication
AU6032494A (en) * 1993-02-12 1994-08-29 Data Card Corporation Magnetic stripe read/write head
US6879652B1 (en) 2000-07-14 2005-04-12 Nielsen Media Research, Inc. Method for encoding an input signal

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861135A (en) * 1956-02-03 1958-11-18 Rca Corp Magnetic heads and replaceable pole cap assemblies therefor
DE1826411U (de) * 1960-05-19 1961-02-09 Max Grundig Magnetkopf, insbesondere mehrspul-magnetkopf fuer magnettonbandgeraete.
DE1206963B (de) * 1959-09-05 1965-12-16 Philips Nv Verfahren zur Herstellung von Magnetkoepfen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915812A (en) * 1953-04-21 1959-12-08 Rca Corp Method of constructing magnetic heads

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861135A (en) * 1956-02-03 1958-11-18 Rca Corp Magnetic heads and replaceable pole cap assemblies therefor
DE1206963B (de) * 1959-09-05 1965-12-16 Philips Nv Verfahren zur Herstellung von Magnetkoepfen
DE1826411U (de) * 1960-05-19 1961-02-09 Max Grundig Magnetkopf, insbesondere mehrspul-magnetkopf fuer magnettonbandgeraete.

Also Published As

Publication number Publication date
NL7015897A (US06373033-20020416-M00035.png) 1971-05-04
DE2053267B2 (de) 1981-06-19
BE758238A (fr) 1971-04-01
US3684839A (en) 1972-08-15
GB1324336A (en) 1973-07-25
NL163347B (nl) 1980-03-17
DE2053267C3 (de) 1982-03-11
NL163347C (nl) 1980-08-15
CH519219A (de) 1972-02-15

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Legal Events

Date Code Title Description
OI Miscellaneous see part 1
C3 Grant after two publication steps (3rd publication)