CA532629A - Winding and unwinding mechanism for magnetic recorders of wide and/or long tapes - Google Patents

Winding and unwinding mechanism for magnetic recorders of wide and/or long tapes

Info

Publication number
CA532629A
CA532629A CA532629A CA532629DA CA532629A CA 532629 A CA532629 A CA 532629A CA 532629 A CA532629 A CA 532629A CA 532629D A CA532629D A CA 532629DA CA 532629 A CA532629 A CA 532629A
Authority
CA
Canada
Prior art keywords
winding
wide
unwinding mechanism
magnetic recorders
long tapes
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
CA532629A
Other languages
French (fr)
Inventor
De Clerck Fernand
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.)
ACEC
Original Assignee
ACEC
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.)
Publication date
Application granted granted Critical
Publication of CA532629A publication Critical patent/CA532629A/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
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/43—Control or regulation of mechanical tension of record carrier, e.g. tape tension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B1/00—Film strip handling
    • G03B1/42—Guiding, framing, or constraining film in desired position relative to lens system
    • G03B1/54—Tensioning or loop-maintaining devices
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/34—Driving record carriers by members acting directly or indirectly thereon through non-slip drive means, e.g. sprocket
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/66—Threading; Loading; Automatic self-loading
    • 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
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Winding Of Webs (AREA)
CA532629A 1950-03-14 Winding and unwinding mechanism for magnetic recorders of wide and/or long tapes Expired CA532629A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1014635T 1950-03-14
FR61161T 1950-06-12
FR62076T 1951-10-26

Publications (1)

Publication Number Publication Date
CA532629A true CA532629A (en) 1956-11-06

Family

ID=41692893

Family Applications (1)

Application Number Title Priority Date Filing Date
CA532629A Expired CA532629A (en) 1950-03-14 Winding and unwinding mechanism for magnetic recorders of wide and/or long tapes

Country Status (6)

Country Link
US (1) US2671619A (en)
CA (1) CA532629A (en)
CH (1) CH296051A (en)
DE (3) DE909502C (en)
FR (3) FR1014635A (en)
GB (3) GB678358A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB803252A (en) * 1956-01-06 1958-10-22 Ampex Improvements in and relating to magnetic tape machines
NL191134A (en) * 1957-05-23
DE1195068B (en) * 1958-01-31 1965-06-16 Minnesota Mining & Mfg Drive device for tape recorders
DE1171166B (en) * 1958-11-17 1964-05-27 Fritz Hellige & Co G M B H Fab Device for registering measured quantities on a preferably finite, moving tape-shaped recording medium
DE1169691B (en) * 1961-03-14 1964-05-06 Licentia Gmbh Device for the step-by-step rewinding of the registration strip of registration devices or the like.
US3561700A (en) * 1969-05-12 1971-02-09 United Research Lab Tape apparatus including tape speed sensing device
DE19804523C2 (en) * 1998-02-05 2000-03-23 Neuenhauser Maschbau Gmbh Dock winder

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2229480A (en) * 1939-01-25 1941-01-21 Rca Corp Record tape control device

Also Published As

Publication number Publication date
FR1014635A (en) 1952-08-19
DE909502C (en) 1954-04-22
FR62076E (en) 1955-06-02
US2671619A (en) 1954-03-09
DE927237C (en) 1955-05-02
CH296051A (en) 1954-01-31
GB678358A (en) 1952-09-03
GB699400A (en) 1953-11-04
GB678133A (en) 1952-08-27
FR61161E (en) 1955-03-24
DE919075C (en) 1954-10-11

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