CH224977A - Antriebsvorrichtung für die Feuerschutzklappe in Laufbildwerfern. - Google Patents

Antriebsvorrichtung für die Feuerschutzklappe in Laufbildwerfern.

Info

Publication number
CH224977A
CH224977A CH224977DA CH224977A CH 224977 A CH224977 A CH 224977A CH 224977D A CH224977D A CH 224977DA CH 224977 A CH224977 A CH 224977A
Authority
CH
Switzerland
Prior art keywords
drive device
fire protection
motion picture
protection flap
picture projectors
Prior art date
Application number
Other languages
English (en)
Inventor
Bauer G M B H Eugen
Original Assignee
Bauer Eugen Gmbh
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 Bauer Eugen Gmbh filed Critical Bauer Eugen Gmbh
Publication of CH224977A publication Critical patent/CH224977A/de

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/22—Furnaces without an endless core
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/44—Methods of heating in heat-treatment baths
    • C21D1/46—Salt baths
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/48—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy
    • 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
    • G03B17/26—Holders for containing light sensitive material and adapted to be inserted within the camera
    • G03B17/265—Holders for containing light sensitive material and adapted to be inserted within the camera specially adapted for motion picture film, e.g. cassettes
    • 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
    • G03B21/18—Fire preventing or extinguishing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Endoscopes (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Measuring Volume Flow (AREA)
CH224977D 1941-05-05 1942-04-16 Antriebsvorrichtung für die Feuerschutzklappe in Laufbildwerfern. CH224977A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE50541X 1941-05-05

Publications (1)

Publication Number Publication Date
CH224977A true CH224977A (de) 1942-12-31

Family

ID=5626690

Family Applications (5)

Application Number Title Priority Date Filing Date
CH226924D CH226924A (de) 1941-05-05 1942-04-10 Verfahren zum Trocknen von wasserfeuchten Gasen.
CH227365D CH227365A (de) 1941-05-05 1942-04-13 Filmkassette mit gekrümmten Führungskanälen.
CH225879D CH225879A (de) 1941-05-05 1942-04-14 Elektrischer Salzbadofen.
CH224977D CH224977A (de) 1941-05-05 1942-04-16 Antriebsvorrichtung für die Feuerschutzklappe in Laufbildwerfern.
CH226481D CH226481A (de) 1941-05-05 1942-04-24 Summenscheinverbrauchszähleinrichtung zur getrennten Zählung des Scheinverbrauches in den vier Quadranten.

Family Applications Before (3)

Application Number Title Priority Date Filing Date
CH226924D CH226924A (de) 1941-05-05 1942-04-10 Verfahren zum Trocknen von wasserfeuchten Gasen.
CH227365D CH227365A (de) 1941-05-05 1942-04-13 Filmkassette mit gekrümmten Führungskanälen.
CH225879D CH225879A (de) 1941-05-05 1942-04-14 Elektrischer Salzbadofen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH226481D CH226481A (de) 1941-05-05 1942-04-24 Summenscheinverbrauchszähleinrichtung zur getrennten Zählung des Scheinverbrauches in den vier Quadranten.

Country Status (1)

Country Link
CH (5) CH226924A (de)

Also Published As

Publication number Publication date
CH226481A (de) 1943-04-15
CH226924A (de) 1943-05-15
CH227365A (de) 1943-06-15
CH225879A (de) 1943-02-28

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