FR441287A - Tension belt for frame-presses or other devices - Google Patents

Tension belt for frame-presses or other devices

Info

Publication number
FR441287A
FR441287A FR441287DA FR441287A FR 441287 A FR441287 A FR 441287A FR 441287D A FR441287D A FR 441287DA FR 441287 A FR441287 A FR 441287A
Authority
FR
France
Prior art keywords
presses
frame
devices
tension belt
tension
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
Other languages
French (fr)
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.)
Eug Achard & Cie Soc
Original Assignee
Eug Achard & Cie Soc
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 Eug Achard & Cie Soc filed Critical Eug Achard & Cie Soc
Application granted granted Critical
Publication of FR441287A publication Critical patent/FR441287A/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
    • G03B27/00—Photographic printing apparatus
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/18—Maintaining or producing contact pressure between original and light-sensitive material
    • G03B27/22—Maintaining or producing contact pressure between original and light-sensitive material by stretching over a curved surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR441287D 1912-03-08 1912-03-08 Tension belt for frame-presses or other devices Expired FR441287A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR441287T 1912-03-08

Publications (1)

Publication Number Publication Date
FR441287A true FR441287A (en) 1912-08-02

Family

ID=1482553

Family Applications (1)

Application Number Title Priority Date Filing Date
FR441287D Expired FR441287A (en) 1912-03-08 1912-03-08 Tension belt for frame-presses or other devices

Country Status (1)

Country Link
FR (1) FR441287A (en)

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