GB1558056A - Magnetic tape cassette - Google Patents

Magnetic tape cassette

Info

Publication number
GB1558056A
GB1558056A GB4313478A GB4313478A GB1558056A GB 1558056 A GB1558056 A GB 1558056A GB 4313478 A GB4313478 A GB 4313478A GB 4313478 A GB4313478 A GB 4313478A GB 1558056 A GB1558056 A GB 1558056A
Authority
GB
United Kingdom
Prior art keywords
magnetic tape
tape cassette
cassette
magnetic
tape
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
GB4313478A
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.)
Victor Company of Japan Ltd
Nippon Victor KK
Original Assignee
Victor Company of Japan Ltd
Nippon Victor KK
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
Priority claimed from JP1975168236U external-priority patent/JPS5540618Y2/ja
Priority claimed from JP1976074969U external-priority patent/JPS6037743Y2/en
Application filed by Victor Company of Japan Ltd, Nippon Victor KK filed Critical Victor Company of Japan Ltd
Priority claimed from GB51640/76A external-priority patent/GB1561443A/en
Publication of GB1558056A publication Critical patent/GB1558056A/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
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
    • G11B15/06—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
    • G11B15/08—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape by photoelectric sensing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/04—Magazines; Cassettes for webs or filaments
    • G11B23/08—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends
    • G11B23/087—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends using two different reels or cores
GB4313478A 1975-12-13 1976-12-10 Magnetic tape cassette Expired GB1558056A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1975168236U JPS5540618Y2 (en) 1975-12-13 1975-12-13
JP1976074969U JPS6037743Y2 (en) 1976-06-11 1976-06-11 Cassette lid lock release mechanism
GB51640/76A GB1561443A (en) 1975-12-13 1976-12-10 Detection device for detecting ends of a cassette tape

Publications (1)

Publication Number Publication Date
GB1558056A true GB1558056A (en) 1979-12-19

Family

ID=27260215

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4313478A Expired GB1558056A (en) 1975-12-13 1976-12-10 Magnetic tape cassette

Country Status (1)

Country Link
GB (1) GB1558056A (en)

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
747 Application for cancellation of 'licences of right' in the register (sect. 47/1977)
747C Notice that the entry in the register 'licence of right' was cancelled (sect. 47/1977)
746E Application made to the patents court (sect. 46(3)/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19961209

746W Application made to the patents court (sect. 46(3)/1977) withdrawn