GB188626A - Improvements in and relating to fire-protecting devices in kinematographic projecting apparatus - Google Patents

Improvements in and relating to fire-protecting devices in kinematographic projecting apparatus

Info

Publication number
GB188626A
GB188626A GB30431/21A GB3043121A GB188626A GB 188626 A GB188626 A GB 188626A GB 30431/21 A GB30431/21 A GB 30431/21A GB 3043121 A GB3043121 A GB 3043121A GB 188626 A GB188626 A GB 188626A
Authority
GB
United Kingdom
Prior art keywords
kinematographic
fire
relating
projecting apparatus
protecting devices
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
GB30431/21A
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.)
Krupp Stahl AG
Fried Krupp AG
Original Assignee
Krupp Stahl AG
Fried Krupp 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 Krupp Stahl AG, Fried Krupp AG filed Critical Krupp Stahl AG
Publication of GB188626A publication Critical patent/GB188626A/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
    • G03B21/16—Cooling; Preventing overheating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB30431/21A 1921-11-09 1921-11-15 Improvements in and relating to fire-protecting devices in kinematographic projecting apparatus Expired GB188626A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE188626X 1921-11-09

Publications (1)

Publication Number Publication Date
GB188626A true GB188626A (en) 1922-12-14

Family

ID=5720957

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30431/21A Expired GB188626A (en) 1921-11-09 1921-11-15 Improvements in and relating to fire-protecting devices in kinematographic projecting apparatus

Country Status (1)

Country Link
GB (1) GB188626A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11248685B2 (en) 2018-06-18 2022-02-15 Ten Fold Engineering Limited Apparatus for converting motion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11248685B2 (en) 2018-06-18 2022-02-15 Ten Fold Engineering Limited Apparatus for converting motion

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