ATE14254T1 - Magnetkopf-aufbau. - Google Patents

Magnetkopf-aufbau.

Info

Publication number: ATE14254T1
Authority: AT; Austria
Prior art keywords: magnetic head; head construction; pole pieces; composition; weight
Prior art date: 1981-12-30

Application number

AT82201624T

Other languages

English (en)

Inventor

Larry Alan Wank

Joseph George Braitling

Holstlaan

Original Assignee

Philips Corp

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.)

1981-12-30

Filing date

1982-12-20

Publication date

1985-07-15

1982-12-20 Application filed by Philips Corp filed Critical Philips Corp

1985-07-15 Application granted granted Critical

1985-07-15 Publication of ATE14254T1 publication Critical patent/ATE14254T1/de

Links

238000010276 construction Methods 0.000 title 1
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 abstract 1
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 1
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 1
239000000292 calcium oxide Substances 0.000 abstract 1
239000000463 material Substances 0.000 abstract 1
RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 abstract 1
239000004408 titanium dioxide Substances 0.000 abstract 1

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
- G11B5/105—Mounting of head within housing or assembling of head and housing

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Magnetic Heads (AREA)
Supporting Of Heads In Record-Carrier Devices (AREA)
Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Compositions Of Oxide Ceramics (AREA)

AT82201624T 1981-12-30 1982-12-20 Magnetkopf-aufbau. ATE14254T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/335,914 US4443825A (en)	1981-12-30	1981-12-30	Magnetic head pole piece mount of TiO2 -CaO
EP82201624A EP0085794B1 (de)	1981-12-30	1982-12-20	Magnetkopf-Aufbau

Publications (1)

Publication Number	Publication Date
ATE14254T1 true ATE14254T1 (de)	1985-07-15

Family

ID=23313760

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT82201624T ATE14254T1 (de)	1981-12-30	1982-12-20	Magnetkopf-aufbau.

Country Status (6)

Country	Link
US (1)	US4443825A (de)
EP (1)	EP0085794B1 (de)
JP (1)	JPS58121119A (de)
AT (1)	ATE14254T1 (de)
DE (1)	DE3264694D1 (de)
HK (1)	HK96386A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6066403A (ja) *	1983-09-21	1985-04-16	Hitachi Metals Ltd	薄膜磁気ヘッド用セラミックス基板
JPS60226455A (ja) *	1984-04-19	1985-11-11	日立金属株式会社	磁気ヘツド用非磁性セラミツクス
CN1008844B (zh) *	1984-10-02	1990-07-18	株式会社日立制作所	薄膜磁头滑块和制备薄膜磁头滑块材料的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3515C (de) *			th. S. C. lowe in Morriston, County of Montgomery & G. s. dnight in Mont Clair, County of Essex	Apparat zur Herstellung von Wassergas zu Leucht- und Heizzwecken
NL148025B (nl) *	1964-04-22	1975-12-15	Philips Nv	Poolschoeneenheid voor een magnegrafoonkop voorzien van een lichaam bestaande uit gesinterd oxydisch ferromagnetisch materiaal dat verbonden is met een lichaam bestaande uit niet-magnetiseerbaar materiaal, alsmede magnegrafoonkop die een dergelijke poolschoeneenheid bevat.
US3562444A (en) *	1968-02-29	1971-02-09	Ibm	Recording head assembly
FR2075466A5 (de) *	1970-01-29	1971-10-08	Ibm
US3681044A (en) *	1970-07-06	1972-08-01	Ibm	Method of manufacturing ferrite recording heads with a multipurpose devitrifiable glass
DE2164465C2 (de) *	1970-12-27	1985-09-19	Akai Electric Co. Ltd., Tokio/Tokyo	Mn-Zn-Ferrite für magnetische Aufzeichungs- und Wiedergabeköpfe
US3956771A (en) *	1975-03-03	1976-05-11	Honeywell Information Systems, Inc.	Magnetic transducer with side mounted ferrite core and method of making the same
US4093688A (en) *	1975-08-25	1978-06-06	Memorex Corporation	Method of making manganese-zinc ferrite
JPS6048469B2 (ja) *	1981-03-11	1985-10-28	日立金属株式会社	磁気ヘッド用非磁性セラミックス

1981
- 1981-12-30 US US06/335,914 patent/US4443825A/en not_active Expired - Fee Related
1982
- 1982-12-20 EP EP82201624A patent/EP0085794B1/de not_active Expired
- 1982-12-20 DE DE8282201624T patent/DE3264694D1/de not_active Expired
- 1982-12-20 AT AT82201624T patent/ATE14254T1/de not_active IP Right Cessation
- 1982-12-27 JP JP57235075A patent/JPS58121119A/ja active Pending
1986
- 1986-12-11 HK HK963/86A patent/HK96386A/xx unknown

Also Published As

Publication number	Publication date
HK96386A (en)	1986-12-19
EP0085794B1 (de)	1985-07-10
JPS58121119A (ja)	1983-07-19
EP0085794A1 (de)	1983-08-17
DE3264694D1 (en)	1985-08-14
US4443825A (en)	1984-04-17

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Legal Events

Date	Code	Title	Description
1986-04-15	UEP	Publication of translation of european patent specification
1989-09-15	REN	Ceased due to non-payment of the annual fee