GB346737A - Film spool for cinematographic apparatus - Google Patents

Film spool for cinematographic apparatus

Info

Publication number
GB346737A
GB346737A GB30947/29A GB3094729A GB346737A GB 346737 A GB346737 A GB 346737A GB 30947/29 A GB30947/29 A GB 30947/29A GB 3094729 A GB3094729 A GB 3094729A GB 346737 A GB346737 A GB 346737A
Authority
GB
United Kingdom
Prior art keywords
spool
flanges
oct
film spool
core
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
GB30947/29A
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.)
AEG AG
Original Assignee
Allgemeine Elektricitaets Gesellschaft
AEG AG
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
Application filed by Allgemeine Elektricitaets Gesellschaft, AEG AG filed Critical Allgemeine Elektricitaets Gesellschaft
Publication of GB346737A publication Critical patent/GB346737A/en
Expired legal-status Critical Current

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

Abstract

346,737. Kinematograph apparatus. ALLGEMEINE ELEKTRICIT€TS - GES., 2, Friedrich Karl-Ufer, Berlin. Oct. 11, 1929, No. 30947. Convention date, Oct. 12, 1928. Void [Published under Sect. 91 of the Acts]. [Class 97 (i).] The flanges or flange of a spool are rotatable relatively to the core. As shown, flanges c are rotatably mounted on discs d screwed to the core a. Rings e of celluloid or other material of low coefficient of friction may be provided; any or all of the parts of the spool may be made of such material.
GB30947/29A 1928-10-12 1929-10-11 Film spool for cinematographic apparatus Expired GB346737A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE346737X 1928-10-12

Publications (1)

Publication Number Publication Date
GB346737A true GB346737A (en) 1931-04-15

Family

ID=6255467

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30947/29A Expired GB346737A (en) 1928-10-12 1929-10-11 Film spool for cinematographic apparatus

Country Status (1)

Country Link
GB (1) GB346737A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151963A (en) * 1977-04-25 1979-05-01 Ruiz Barbotteau Alejandro Long wearing movie film bobbins with floating hubs
US4756488A (en) * 1986-09-22 1988-07-12 Liberty Diversified Industries Reel core

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151963A (en) * 1977-04-25 1979-05-01 Ruiz Barbotteau Alejandro Long wearing movie film bobbins with floating hubs
US4756488A (en) * 1986-09-22 1988-07-12 Liberty Diversified Industries Reel core

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