CA977322A - Recording and/or playback apparatus - Google Patents

Recording and/or playback apparatus

Info

Publication number: CA977322A
Authority: CA; Canada
Prior art keywords: recording; playback apparatus; playback
Prior art date: 1971-10-22
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

CA154,262A

Other languages

English (en)

Other versions

CA154262S (fr

Inventor

Walter Fischer

Herbert Rutkowski

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1971-10-22

Filing date

1972-10-19

Publication date

1975-11-04

1972-10-19 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1975-11-04 Application granted granted Critical

1975-11-04 Publication of CA977322A publication Critical patent/CA977322A/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
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
- 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
- G11B15/44—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor
- G11B15/444—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor reversing arrangements
- G11B15/446—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor reversing arrangements by driving the reels only

CA154,262A 1971-10-22 1972-10-19 Recording and/or playback apparatus Expired CA977322A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AT915171A AT315528B (de)	1971-10-22	1971-10-22	Aufzeichnungs- und/oder Wiedergabegerät

Publications (1)

Publication Number	Publication Date
CA977322A true CA977322A (en)	1975-11-04

Family

ID=3611629

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA154,262A Expired CA977322A (en)	1971-10-22	1972-10-19	Recording and/or playback apparatus

Country Status (13)

Country	Link
US (1)	US3854676A (fr)
JP (1)	JPS4851605A (fr)
AT (1)	AT315528B (fr)
AU (1)	AU473951B2 (fr)
BE (1)	BE790414A (fr)
CA (1)	CA977322A (fr)
CH (1)	CH550456A (fr)
DE (1)	DE2251234B2 (fr)
ES (1)	ES407818A1 (fr)
FR (1)	FR2157657A5 (fr)
GB (1)	GB1392861A (fr)
IT (1)	IT975296B (fr)
SE (1)	SE380377B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5175406A (en) *	1974-12-25	1976-06-30	Akai Electric	Kasetsutoteepuno hayamakitorisochi
AT340155B (de) *	1976-04-12	1977-11-25	Sony Corp	Magnetband-kassettenrekorder
JPS52147405A (en) *	1976-06-02	1977-12-07	Nippon Gakki Seizo Kk	Rotation control device
JPS5338309A (en) *	1976-09-21	1978-04-08	Clarion Co Ltd	Tape drive motor control unit
DD157984A3 (de) *	1981-01-23	1982-12-22	Stefan Metzler	Wickelantrieb fuer bandfoermige informationstraeger
EP0630011A3 (fr) *	1993-06-14	1996-02-21	Ibm	Dispositif d'entraînement de bande bidirectionnel de bobine à bobine.
US20030029950A1 (en) *	2001-07-30	2003-02-13	Storage Technology Corporation	Position control strategy for reel-to-reel tape drives with two tachometers
JP3934369B2 (ja) *	2001-08-01	2007-06-20	株式会社大井製作所	移動体駆動制御装置
DE102004006232B3 (de) *	2004-02-09	2005-07-21	Koenig & Bauer Ag	Verfahren und Vorrichtung zum Einziehen einer Materialbahn

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3600654A (en) *	1969-08-12	1971-08-17	Victor Company Of Japan	Magnetic tape speed controlling system
US3730453A (en) *	1970-09-21	1973-05-01	Xerox Corp	Early end of tape detection
US3634744A (en) *	1970-11-24	1972-01-11	Audiomatic Tech Inc	Progressive electric motor speed control responsive to the driven system

0
- BE BE790414D patent/BE790414A/fr unknown
1971
- 1971-10-22 AT AT915171A patent/AT315528B/de not_active IP Right Cessation
1972
- 1972-10-17 AU AU47853/72A patent/AU473951B2/en not_active Expired
- 1972-10-19 IT IT70286/72A patent/IT975296B/it active
- 1972-10-19 GB GB4820572A patent/GB1392861A/en not_active Expired
- 1972-10-19 DE DE2251234A patent/DE2251234B2/de active Granted
- 1972-10-19 CH CH1527072A patent/CH550456A/xx not_active IP Right Cessation
- 1972-10-19 US US00299147A patent/US3854676A/en not_active Expired - Lifetime
- 1972-10-19 SE SE7213482A patent/SE380377B/xx unknown
- 1972-10-19 CA CA154,262A patent/CA977322A/en not_active Expired
- 1972-10-20 ES ES407818A patent/ES407818A1/es not_active Expired
- 1972-10-20 JP JP47105187A patent/JPS4851605A/ja active Pending
- 1972-10-23 FR FR7237493A patent/FR2157657A5/fr not_active Expired

Also Published As

Publication number	Publication date
DE2251234B2 (de)	1979-10-18
AU473951B2 (en)	1976-07-08
CH550456A (de)	1974-06-14
ES407818A1 (es)	1975-10-16
FR2157657A5 (fr)	1973-06-01
AU4785372A (en)	1974-04-26
JPS4851605A (fr)	1973-07-20
BE790414A (fr)	1973-04-20
DE2251234C3 (fr)	1980-07-24
AT315528B (de)	1974-05-27
GB1392861A (en)	1975-05-07
SE380377B (sv)	1975-11-03
US3854676A (en)	1974-12-17
DE2251234A1 (de)	1973-04-26
IT975296B (it)	1974-07-20

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