GB720239A - A developing tank for photographic roll film - Google Patents

A developing tank for photographic roll film

Info

Publication number
GB720239A
GB720239A GB25278/52A GB2527852A GB720239A GB 720239 A GB720239 A GB 720239A GB 25278/52 A GB25278/52 A GB 25278/52A GB 2527852 A GB2527852 A GB 2527852A GB 720239 A GB720239 A GB 720239A
Authority
GB
United Kingdom
Prior art keywords
reel
developing tank
container
roll film
photographic roll
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
GB25278/52A
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.)
BERNARDO SCHPOLANSCKY
Original Assignee
BERNARDO SCHPOLANSCKY
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 BERNARDO SCHPOLANSCKY filed Critical BERNARDO SCHPOLANSCKY
Priority to GB25278/52A priority Critical patent/GB720239A/en
Priority to FR1071796D priority patent/FR1071796A/en
Publication of GB720239A publication Critical patent/GB720239A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D13/00—Processing apparatus or accessories therefor, not covered by groups G11B3/00 - G11B11/00
    • G03D13/02—Containers; Holding-devices
    • G03D13/08—Devices for holding exposed material; Devices for supporting exposed material
    • G03D13/14—Devices for holding exposed material; Devices for supporting exposed material for holding films in spaced convolutions
    • G03D13/147—Devices for holding exposed material; Devices for supporting exposed material for holding films in spaced convolutions for several widths of film or several films

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)

Abstract

720,239. Photographic developing tanks. SCHPOLANSCKY, B. Oct. 9, 1952, No. 25278/52. Class 98 (2). A photographic developing tank for daylight operation, comprising a reel c for the film 14 mounted for rotation in a container a by means passing through a light-tight lid b fitting on the container, is characterized in that cam surfaces 23 on the hub of the reel engage corresponding cam surfaces 21 on a boss d on the base of the container, so that when the reel is rotated, it is also moved up and down. The film may be wound with a separator 15, and two films may be held on one reel. U.S.A. Specification 1,916,207 is referred to.
GB25278/52A 1952-10-09 1952-10-09 A developing tank for photographic roll film Expired GB720239A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB25278/52A GB720239A (en) 1952-10-09 1952-10-09 A developing tank for photographic roll film
FR1071796D FR1071796A (en) 1952-10-09 1952-10-13 Darkroom chamber for developing photographic film in rolls

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB25278/52A GB720239A (en) 1952-10-09 1952-10-09 A developing tank for photographic roll film
FR1071796T 1952-10-13

Publications (1)

Publication Number Publication Date
GB720239A true GB720239A (en) 1954-12-15

Family

ID=41110570

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25278/52A Expired GB720239A (en) 1952-10-09 1952-10-09 A developing tank for photographic roll film

Country Status (2)

Country Link
FR (1) FR1071796A (en)
GB (1) GB720239A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596585A (en) * 1969-03-10 1971-08-03 Uni Chem Corp Film holder
FR2292261A1 (en) * 1974-11-20 1976-06-18 Perriniaux Claude VERTICAL TANK FOR DEVELOPMENT OF PHOTOGRAPHIC MATERIALS

Also Published As

Publication number Publication date
FR1071796A (en) 1954-09-06

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