DK157376A - Fremgangsmade og apparat til optegning af information pa et medium - Google Patents

Fremgangsmade og apparat til optegning af information pa et medium

Info

Publication number
DK157376A
DK157376A DK157376A DK157376A DK157376A DK 157376 A DK157376 A DK 157376A DK 157376 A DK157376 A DK 157376A DK 157376 A DK157376 A DK 157376A DK 157376 A DK157376 A DK 157376A
Authority
DK
Denmark
Prior art keywords
medium
recording information
recording
information
Prior art date
Application number
DK157376A
Other languages
English (en)
Inventor
A E Berkowitz
J A Lahut
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of DK157376A publication Critical patent/DK157376A/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/385—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material
    • B41J2/43—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for magnetic printing
DK157376A 1975-04-25 1976-03-31 Fremgangsmade og apparat til optegning af information pa et medium DK157376A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/571,594 US3946404A (en) 1975-04-25 1975-04-25 Direct current bias fields for magnetic printing

Publications (1)

Publication Number Publication Date
DK157376A true DK157376A (da) 1976-10-26

Family

ID=24284320

Family Applications (1)

Application Number Title Priority Date Filing Date
DK157376A DK157376A (da) 1975-04-25 1976-03-31 Fremgangsmade og apparat til optegning af information pa et medium

Country Status (7)

Country Link
US (1) US3946404A (da)
JP (1) JPS51131332A (da)
CA (1) CA1092638A (da)
DE (1) DE2617700A1 (da)
DK (1) DK157376A (da)
FR (1) FR2309008A1 (da)
SE (1) SE7604598L (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987491A (en) * 1974-07-22 1976-10-19 Cubic Photo Products Division Latent magnetic image transfer apparatus
JPS5836772B2 (ja) * 1975-03-13 1983-08-11 イワサキツウシンキ カブシキガイシヤ 磁気印写装置
US4107742A (en) * 1975-05-30 1978-08-15 Sidney Levy Method and apparatus for recording graphic information magnetically
US4178405A (en) * 1977-10-07 1979-12-11 General Electric Company Magnetic belt with conductive coating
DE3070076D1 (en) * 1979-11-05 1985-03-14 Genicom Corp Magnetic printing head having a high signal-to-noise ratio
US4339760A (en) * 1979-11-05 1982-07-13 General Electric Company Magnetic printing head having a high signal-to-noise ratio
JPS5769369A (en) * 1980-10-13 1982-04-28 Bridgestone Corp Tire containing magnetic signal recorded and discriminating said tire
US4502061A (en) * 1981-09-22 1985-02-26 Canon Kabushiki Kaisha Image forming apparatus
WO2003060882A1 (en) * 2002-01-08 2003-07-24 Seagate Technology Llc Heat assisted magnetic recording head with hybrid write pole
US7595959B2 (en) 2005-06-29 2009-09-29 Seagate Technology Llc Recording heads including a magnetically damped write pole and recording systems including such heads

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3384899A (en) * 1964-12-22 1968-05-21 Hugin Kassaregister Ab Magnetic tape recording utilizing a magnetic code wheel
GB1183587A (en) * 1966-11-11 1970-03-11 Standard Telephones Cables Ltd Electrographic Apparatus
GB1186310A (en) * 1968-11-29 1970-04-02 Standard Telephones Cables Ltd A Magnetic Recording Device.
US3581390A (en) * 1969-02-10 1971-06-01 Gen Electric Method of forming single turn magnetic recording heads
GB1273794A (en) * 1969-07-30 1972-05-10 Int Computers Ltd Improvements in or relating to magnetic recording systems
JPS5148853B2 (da) * 1971-12-09 1976-12-23
US3864691A (en) * 1972-12-27 1975-02-04 Ibm Method and apparatus for printing code patterns by nonimpact means

Also Published As

Publication number Publication date
CA1092638A (en) 1980-12-30
FR2309008A1 (fr) 1976-11-19
JPS51131332A (en) 1976-11-15
SE7604598L (sv) 1976-10-26
US3946404A (en) 1976-03-23
DE2617700A1 (de) 1976-11-04

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Legal Events

Date Code Title Description
PBP Patent lapsed