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
Authority: CA; Canada
Prior art keywords: winding; wide; unwinding mechanism; magnetic recorders; long tapes
Prior art date: 1950-03-14
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.)

1950-03-14

Publication date

1956-11-06

1956-11-06 Application granted granted Critical

1956-11-06 Publication of CA532629A publication Critical patent/CA532629A/en

Status 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)	GB678133A (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

0
- CA CA532629A patent/CA532629A/en not_active Expired
1950
- 1950-03-14 FR FR1014635D patent/FR1014635A/en not_active Expired
- 1950-06-12 FR FR61161D patent/FR61161E/en not_active Expired
1951
- 1951-02-26 CH CH296051D patent/CH296051A/en unknown
- 1951-03-07 DE DEA13002A patent/DE909502C/en not_active Expired
- 1951-03-08 DE DEA13006A patent/DE919075C/en not_active Expired
- 1951-03-14 GB GB611851A patent/GB678133A/en not_active Expired
- 1951-03-14 GB GB6119/51A patent/GB678358A/en not_active Expired
- 1951-10-26 FR FR62076D patent/FR62076E/en not_active Expired
1952
- 1952-10-01 GB GB24580/52A patent/GB699400A/en not_active Expired
- 1952-10-09 DE DEA16642A patent/DE927237C/en not_active Expired
- 1952-10-13 US US314501A patent/US2671619A/en not_active Expired - Lifetime

Also Published As

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

Publication	Publication Date	Title
CA532629A (en)	1956-11-06	Winding and unwinding mechanism for magnetic recorders of wide and/or long tapes
AU265691B2 (en)	1963-11-07	Automatic stop mechanism of magnetic tape recorder
AU150981B2 (en)	1950-06-29	Magnetic recorder reproducer device
CA470893A (en)	1951-01-16	Magnetic recording methods and means
AU151065B2 (en)	1950-01-12	Magnetic recording and reproducing
AU1717762A (en)	1963-11-07	Automatic stop mechanism of magnetic tape recorder
AU3393650A (en)	1950-06-29	Magnetic recorder reproducer device
AU233070B2 (en)	1960-01-14	Degaussingapparatus for reels of magnetic tape
CA705558A (en)	1965-03-09	Magnetic tape recorder heads
CA472615A (en)	1951-04-03	Magnetic recording-reproducing devices
AU3060949A (en)	1950-01-12	Magnetic recording and reproducing
CA452415A (en)	1948-11-02	Magnetic recorder
CA447189A (en)	1948-03-09	Magnetic recorder
CA535575A (en)	1957-01-08	Magnetic recording tape
AU149081B2 (en)	1951-03-15	Improvements in or relating to magnetic recording tape
AU146933B2 (en)	1950-03-23	Improvements relating to magnetic tape voice recording apparatus
CA481297A (en)	1952-02-26	Precision wound magnetic coils and method of winding the same
CA468259A (en)	1950-09-19	Self-winding and self-transporting reels
AU166389B2 (en)	1954-01-07	Portable magnetic tape recorders
AU5058559A (en)	1960-01-14	Degaussingapparatus for reels of magnetic tape
CA450085A (en)	1948-07-27	Magnetic recording-reproducing means and system
CA466738A (en)	1950-07-18	Calipering and recording mechanism
CA464954A (en)	1950-05-09	Magnetic recording and reproducing head
AU147857B2 (en)	1948-08-19	Magnetic recording and reproducing
AU146122B2 (en)	1948-08-19	Magnetic recording and reproducing