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CH171244A - Greenhouse ventilation device. - Google Patents

Greenhouse ventilation device.

Info

Publication number
CH171244A
CH171244A CH171244DA CH171244A CH 171244 A CH171244 A CH 171244A CH 171244D A CH171244D A CH 171244DA CH 171244 A CH171244 A CH 171244A
Authority
CH
Switzerland
Prior art keywords
ventilation device
greenhouse ventilation
greenhouse
ventilation
Prior art date
Application number
Other languages
German (de)
Inventor
Happel Otto
Original Assignee
Happel Otto
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 Happel Otto filed Critical Happel Otto
Publication of CH171244A publication Critical patent/CH171244A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
    • A01G9/241—Arrangement of opening or closing systems for windows and ventilation panels
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25—Greenhouse technology, e.g. cooling systems therefor

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
CH171244D 1933-06-06 1933-06-06 Greenhouse ventilation device. CH171244A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH171244T 1933-06-06

Publications (1)

Publication Number Publication Date
CH171244A true CH171244A (en) 1934-08-31

Family

ID=4422945

Family Applications (1)

Application Number Title Priority Date Filing Date
CH171244D CH171244A (en) 1933-06-06 1933-06-06 Greenhouse ventilation device.

Country Status (1)

Country Link
CH (1) CH171244A (en)

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