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GB869917A - Improvements in and relating to the recording and reproduction of magnetic signals - Google Patents

Improvements in and relating to the recording and reproduction of magnetic signals

Info

Publication number
GB869917A
GB869917A GB3701157A GB3701157A GB869917A GB 869917 A GB869917 A GB 869917A GB 3701157 A GB3701157 A GB 3701157A GB 3701157 A GB3701157 A GB 3701157A GB 869917 A GB869917 A GB 869917A
Authority
GB
United Kingdom
Prior art keywords
recording
reproduction
relating
magnetic signals
nov
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
GB3701157A
Inventor
James Moir
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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 Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to GB3701157A priority Critical patent/GB869917A/en
Publication of GB869917A publication Critical patent/GB869917A/en
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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46—Adaptations of switches or switchgear
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Magnetic Heads (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Abstract

869,917. Magnetic recording and reproducing apparatus. ASSOCIATED ELECTRICAL INDUSTRIES Ltd. Nov. 27, 1958 [Nov. 27, 1957], No. 37011/57. Class 40 (2). A method and apparatus for magnetically recording signals on a wire rope 1 for the control of hoists, winders and lifts utilizes magnetic heads 3, 8 and 12 which record signals on axes in three different planes at right angles to each other. Specifications 869,108, 869,225 and 869,916 are referred to.
GB3701157A 1957-11-27 1957-11-27 Improvements in and relating to the recording and reproduction of magnetic signals Expired GB869917A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3701157A GB869917A (en) 1957-11-27 1957-11-27 Improvements in and relating to the recording and reproduction of magnetic signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3701157A GB869917A (en) 1957-11-27 1957-11-27 Improvements in and relating to the recording and reproduction of magnetic signals

Publications (1)

Publication Number Publication Date
GB869917A true GB869917A (en) 1961-06-07

Family

ID=10392991

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3701157A Expired GB869917A (en) 1957-11-27 1957-11-27 Improvements in and relating to the recording and reproduction of magnetic signals

Country Status (1)

Country Link
GB (1) GB869917A (en)

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