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AT276798B - Spool for perforated film tapes - Google Patents

Spool for perforated film tapes

Info

Publication number
AT276798B
AT276798B AT1003367A AT1003367A AT276798B AT 276798 B AT276798 B AT 276798B AT 1003367 A AT1003367 A AT 1003367A AT 1003367 A AT1003367 A AT 1003367A AT 276798 B AT276798 B AT 276798B
Authority
AT
Austria
Prior art keywords
spool
perforated film
film tapes
tapes
perforated
Prior art date
Application number
AT1003367A
Other languages
German (de)
Inventor
George Frank Ing Krtous
Frank Leroy Ing Weninger
Original Assignee
Bell & Howell Co
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 US593396A external-priority patent/US3399845A/en
Priority claimed from US593395A external-priority patent/US3399844A/en
Application filed by Bell & Howell Co filed Critical Bell & Howell Co
Application granted granted Critical
Publication of AT276798B publication Critical patent/AT276798B/en

Links

Classifications

    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/321—Holders for films, e.g. reels, cassettes, spindles
    • 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
    • G11B15/67—Threading; Loading; Automatic self-loading by extracting end of record carrier from container or spool
    • G11B15/674—Threading or attaching end of record carrier on or to single reel
    • 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
    • G11B23/037—Single reels or spools

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Operated Clutches (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)
AT1003367A 1966-11-10 1967-11-07 Spool for perforated film tapes AT276798B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US593396A US3399845A (en) 1966-11-10 1966-11-10 Take-up reel having variably torqued sprocket ring
US593395A US3399844A (en) 1966-11-10 1966-11-10 Take-up reel having torqued sprocket ring

Publications (1)

Publication Number Publication Date
AT276798B true AT276798B (en) 1969-12-10

Family

ID=27081692

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1003367A AT276798B (en) 1966-11-10 1967-11-07 Spool for perforated film tapes

Country Status (3)

Country Link
AT (1) AT276798B (en)
DE (1) DE1574315B2 (en)
GB (1) GB1179145A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6783094B2 (en) 2000-06-26 2004-08-31 Fuji Photo Film Co., Ltd. Recording-media tape reel
CN100484856C (en) * 2004-11-22 2009-05-06 覃通衡 Coiled membrane halved paging wheel

Also Published As

Publication number Publication date
DE1574315B2 (en) 1972-01-20
GB1179145A (en) 1970-01-28
DE1574315A1 (en) 1971-07-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee