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GB304475A - Improvements in spools for photographic roll films - Google Patents

Improvements in spools for photographic roll films

Info

Publication number
GB304475A
GB304475A GB229028A GB229028A GB304475A GB 304475 A GB304475 A GB 304475A GB 229028 A GB229028 A GB 229028A GB 229028 A GB229028 A GB 229028A GB 304475 A GB304475 A GB 304475A
Authority
GB
United Kingdom
Prior art keywords
spools
barrel
slots
photographic roll
roll films
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
GB229028A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB229028A priority Critical patent/GB304475A/en
Publication of GB304475A publication Critical patent/GB304475A/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/28—Locating light-sensitive material within camera
    • G03B17/30—Locating spools or other rotatable holders of coiled film
    • 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
    • G03B2217/00—Details of cameras or camera bodies; Accessories therefor
    • G03B2217/26—Holders for containing light-sensitive material and adapted to be inserted within the camera
    • G03B2217/261—Details of spools

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)
  • Winding Of Webs (AREA)

Abstract

304,475. Rich, H. C. Jan. 24, 1928. Reels.-The metal end discs d, Fig. 3, of a photographic spool are formed with sleeves or collars e and secured to the ends a<1> of the barrel c by bushes f, f<1> forced into the ends. The bushes may be slightly wedge-shaped. The ends a<1> are preferably reduced, the barrel being formed from a blank a, Fig. 1. One of the plugs f has slots for a winding key and the slots may be coincident with slots a<2> formed at the ends of the barrel.
GB229028A 1928-01-24 1928-01-24 Improvements in spools for photographic roll films Expired GB304475A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB229028A GB304475A (en) 1928-01-24 1928-01-24 Improvements in spools for photographic roll films

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB229028A GB304475A (en) 1928-01-24 1928-01-24 Improvements in spools for photographic roll films

Publications (1)

Publication Number Publication Date
GB304475A true GB304475A (en) 1929-01-24

Family

ID=9736949

Family Applications (1)

Application Number Title Priority Date Filing Date
GB229028A Expired GB304475A (en) 1928-01-24 1928-01-24 Improvements in spools for photographic roll films

Country Status (1)

Country Link
GB (1) GB304475A (en)

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