JPS639754Y2 - - Google Patents

Info

Publication number
JPS639754Y2
JPS639754Y2 JP1979007150U JP715079U JPS639754Y2 JP S639754 Y2 JPS639754 Y2 JP S639754Y2 JP 1979007150 U JP1979007150 U JP 1979007150U JP 715079 U JP715079 U JP 715079U JP S639754 Y2 JPS639754 Y2 JP S639754Y2
Authority
JP
Japan
Prior art keywords
greenhouse
ventilation window
circuit
electrical signals
voltage
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
JP1979007150U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55108172U (fr
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 filed Critical
Priority to JP1979007150U priority Critical patent/JPS639754Y2/ja
Publication of JPS55108172U publication Critical patent/JPS55108172U/ja
Application granted granted Critical
Publication of JPS639754Y2 publication Critical patent/JPS639754Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25Greenhouse technology, e.g. cooling systems therefor

Landscapes

  • Greenhouses (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
JP1979007150U 1979-01-25 1979-01-25 Expired JPS639754Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979007150U JPS639754Y2 (fr) 1979-01-25 1979-01-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979007150U JPS639754Y2 (fr) 1979-01-25 1979-01-25

Publications (2)

Publication Number Publication Date
JPS55108172U JPS55108172U (fr) 1980-07-29
JPS639754Y2 true JPS639754Y2 (fr) 1988-03-23

Family

ID=28814632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979007150U Expired JPS639754Y2 (fr) 1979-01-25 1979-01-25

Country Status (1)

Country Link
JP (1) JPS639754Y2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320418A (en) * 1976-08-06 1978-02-24 Fabre Sa Pierre Vaccine not containing cell

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320418A (en) * 1976-08-06 1978-02-24 Fabre Sa Pierre Vaccine not containing cell

Also Published As

Publication number Publication date
JPS55108172U (fr) 1980-07-29

Similar Documents

Publication Publication Date Title
US20160062332A1 (en) Smart hvac
KR102282451B1 (ko) 시스템 루버의 동작을 제어하는 장치
JPS639754Y2 (fr)
CN110735579A (zh) 一种可自动识别多情景的物联网智能窗户系统
CN203654988U (zh) 全智能自动控制窗装置
KR101113107B1 (ko) 온실의 천창제어방법
JP2780922B2 (ja) 光感応式駆動装置
CN201184093Y (zh) 多功能门窗自动关闭装置
CN205604955U (zh) 智能换气窗
CN105822174A (zh) 一种智能窗户
JP3087794B2 (ja) スリット付シャッターの開閉制御装置
CN109947145A (zh) 箱式变电站除湿控制电路及除湿系统
CN212614308U (zh) 一种根据环境智能调整打开角度的窗户
CN205422322U (zh) 一种开窗器
US3777241A (en) Control specifically for animal buildings
JPS6210618B2 (fr)
CN201765467U (zh) 一种雨雪感应控制系统
CN214585870U (zh) 一种卷帘器开关状态检测电路及检测装置
KR20190070729A (ko) IoT기반 창문 제어 장치 및 방법
JPH0112110Y2 (fr)
CN103806784A (zh) 自动窗
CN111900653B (zh) 一种变电站电缆夹层自动通风防尘装置及方法
CN218065253U (zh) 智能型屋顶自动感应自然通风器
CN208416282U (zh) 推拉窗的智能开关窗器
CN214284413U (zh) 一种基于Z-Wave无线通信的智能窗帘控制系统