DK111964B - Plural magnet head. - Google Patents

Plural magnet head.

Info

Publication number: DK111964B
Authority: DK; Denmark
Prior art keywords: magnet head; plural magnet; plural; head; magnet
Prior art date: 1964-03-04

Application number

DK105265AA

Other languages

Danish (da)

Inventor

J Geurst

G Walther

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.)

1964-03-04

Filing date

1965-03-01

Publication date

1968-10-28

1965-03-01 Application filed by Philips Nv filed Critical Philips Nv

1968-10-28 Publication of DK111964B publication Critical patent/DK111964B/en

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
- G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
- 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)

DK105265AA 1964-03-04 1965-03-01 Plural magnet head. DK111964B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL646402126A NL145380B (en)	1964-03-04	1964-03-04	DOUBLE SLIT MAGNETIC HEAD.

Publications (1)

Publication Number	Publication Date
DK111964B true DK111964B (en)	1968-10-28

Family

ID=19789461

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK105265AA DK111964B (en)	1964-03-04	1965-03-01	Plural magnet head.

Country Status (11)

Country	Link
AT (1)	AT251307B (en)
BE (1)	BE660457A (en)
CH (1)	CH417994A (en)
DE (1)	DE1474418A1 (en)
DK (1)	DK111964B (en)
ES (1)	ES310003A1 (en)
FR (1)	FR1428262A (en)
GB (1)	GB1065481A (en)
NL (1)	NL145380B (en)
NO (1)	NO115365B (en)
SE (1)	SE308739B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7054360B2 (en)	2001-11-05	2006-05-30	Cellonics Incorporated Pte, Ltd.	Method and apparatus for generating pulse width modulated waveforms

1964
- 1964-03-04 NL NL646402126A patent/NL145380B/en unknown
1965
- 1965-02-27 DE DE1965N0026301 patent/DE1474418A1/en active Pending
- 1965-03-01 NO NO157001A patent/NO115365B/no unknown
- 1965-03-01 BE BE660457A patent/BE660457A/xx unknown
- 1965-03-01 GB GB8640/65A patent/GB1065481A/en not_active Expired
- 1965-03-01 DK DK105265AA patent/DK111964B/en unknown
- 1965-03-01 CH CH278265A patent/CH417994A/en unknown
- 1965-03-01 AT AT176665A patent/AT251307B/en active
- 1965-03-02 ES ES0310003A patent/ES310003A1/en not_active Expired
- 1965-03-02 SE SE2710/65A patent/SE308739B/xx unknown
- 1965-03-04 FR FR7911A patent/FR1428262A/en not_active Expired

Also Published As

Publication number	Publication date
AT251307B (en)	1966-12-27
ES310003A1 (en)	1965-06-01
BE660457A (en)	1965-09-01
NL6402126A (en)	1965-09-06
FR1428262A (en)	1966-02-11
GB1065481A (en)	1967-04-19
SE308739B (en)	1969-02-24
NL145380B (en)	1975-03-17
NO115365B (en)	1968-09-23
DE1474418A1 (en)	1969-05-08
CH417994A (en)	1966-07-31

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