KR930015142U - 환기 장치 - Google Patents

환기 장치

Info

Publication number
KR930015142U
KR930015142U KR2019910021492U KR910021492U KR930015142U KR 930015142 U KR930015142 U KR 930015142U KR 2019910021492 U KR2019910021492 U KR 2019910021492U KR 910021492 U KR910021492 U KR 910021492U KR 930015142 U KR930015142 U KR 930015142U
Authority
KR
South Korea
Prior art keywords
ventilation
Prior art date
Application number
KR2019910021492U
Other languages
English (en)
Other versions
KR940003123Y1 (ko
Inventor
윤홍근
Original Assignee
윤홍근
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 윤홍근 filed Critical 윤홍근
Priority to KR2019910021492U priority Critical patent/KR940003123Y1/ko
Publication of KR930015142U publication Critical patent/KR930015142U/ko
Application granted granted Critical
Publication of KR940003123Y1 publication Critical patent/KR940003123Y1/ko

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
KR2019910021492U 1991-12-05 1991-12-05 환기 장치 KR940003123Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019910021492U KR940003123Y1 (ko) 1991-12-05 1991-12-05 환기 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019910021492U KR940003123Y1 (ko) 1991-12-05 1991-12-05 환기 장치

Publications (2)

Publication Number Publication Date
KR930015142U true KR930015142U (ko) 1993-07-27
KR940003123Y1 KR940003123Y1 (ko) 1994-05-12

Family

ID=19323690

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019910021492U KR940003123Y1 (ko) 1991-12-05 1991-12-05 환기 장치

Country Status (1)

Country Link
KR (1) KR940003123Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100641350B1 (ko) * 2005-02-05 2006-11-06 이종철 환기장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100641350B1 (ko) * 2005-02-05 2006-11-06 이종철 환기장치

Also Published As

Publication number Publication date
KR940003123Y1 (ko) 1994-05-12

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Legal Events

Date Code Title Description
A201 Request for examination
O032 Opposition [utility model]: request for opposition
E701 Decision to grant or registration of patent right
O071 Decision to grant registration after opposition [utility model]: decision to grant registration
NORF Unpaid initial registration fee