GB834644A - A magnetic scanning device, particularly for use in telephone sub-stations - Google Patents

A magnetic scanning device, particularly for use in telephone sub-stations

Info

Publication number
GB834644A
GB834644A GB20078/58A GB2007858A GB834644A GB 834644 A GB834644 A GB 834644A GB 20078/58 A GB20078/58 A GB 20078/58A GB 2007858 A GB2007858 A GB 2007858A GB 834644 A GB834644 A GB 834644A
Authority
GB
United Kingdom
Prior art keywords
magnetic
rails
head
ferro
june
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.)
Expired
Application number
GB20078/58A
Other languages
English (en)
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.)
Autophon AG
Original Assignee
Autophon AG
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 Autophon AG filed Critical Autophon AG
Publication of GB834644A publication Critical patent/GB834644A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • 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
    • G11B5/17—Construction or disposition of windings
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Moving Of Heads (AREA)
  • Magnetic Heads (AREA)
GB20078/58A 1957-06-27 1958-06-23 A magnetic scanning device, particularly for use in telephone sub-stations Expired GB834644A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH834644X 1957-06-27

Publications (1)

Publication Number Publication Date
GB834644A true GB834644A (en) 1960-05-11

Family

ID=4540577

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20078/58A Expired GB834644A (en) 1957-06-27 1958-06-23 A magnetic scanning device, particularly for use in telephone sub-stations

Country Status (4)

Country Link
BE (1) BE568868A (fr)
CH (1) CH352504A (fr)
DE (1) DE1059041B (fr)
GB (1) GB834644A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139888B (de) * 1960-07-05 1962-11-22 Dieter Beckmann Vorrichtung zum Aufzeichnen und/oder Wiedergeben und/oder Loeschen von Impulsen in Fernmelde-, insbesondere Fernsprechanlagen

Also Published As

Publication number Publication date
DE1059041B (de) 1959-06-11
BE568868A (fr)
CH352504A (de) 1961-02-28

Similar Documents

Publication Publication Date Title
GB1252913A (fr)
GB834644A (en) A magnetic scanning device, particularly for use in telephone sub-stations
IT1083978B (it) Gruppo di bobina di deflessione per cinescopi di televisione
PT71356A (fr) Aiguilles pour tete de lecture magnetique a aimant mobile
FR1085135A (fr) Bobine à noyau ferromagnétique d'inductance réglable
GB896714A (en) Electromechanical signal translating devices
GB1514161A (en) Inductor device
GB799167A (en) Improvements in or relating to scanning coil assemblies
GB824469A (en) Telephone sub-station including pre-setting means for multiple symbol combinations
GB845904A (en) A device for the production or playing back of a two-signal grooved sound track
GB714947A (en) Improvements in or relating to electromagnetic transducer head
FR1051627A (fr) Perfectionnements apportés aux bobines de self induction à noyau magnétique
BE753529A (fr) Dispositif a mouvement lineaire,
GB746032A (en) Improvements in or relating to contact devices for adjustable inductors
GB538058A (en) Improvements in or relating to moving coil pickups
GB771652A (en) Improvements in electric transformer or similar cores
CA492085A (fr) Agencement de circuit pour la production de courant a dents de scie dans bobine a inductance
GB679817A (en) Improvements in magnetic recording and reproducing systems
AU1830956A (en) Coil construction for generating a homogeneous magnetic field over a circular crosssection
GB646429A (en) Improvements in or relating to stylus-equipped electro-magnetic devices for the recording and reproduction of sound
FR68208E (fr) Bobine à noyau ferromagnétique d'inductance réglable
GB836549A (en) Magnetic head arrangement
GB695005A (en) Improvements in or relating to combined magnetic transducer head and coupling transformer
GB861551A (en) Magnetic head
GB724715A (en) Improvements in or relating to deflection coil arrangements for cathode ray tubes