KR890007278U - Connection structure of prefabricated duct - Google Patents

Connection structure of prefabricated duct

Info

Publication number
KR890007278U
KR890007278U KR2019870016860U KR870016860U KR890007278U KR 890007278 U KR890007278 U KR 890007278U KR 2019870016860 U KR2019870016860 U KR 2019870016860U KR 870016860 U KR870016860 U KR 870016860U KR 890007278 U KR890007278 U KR 890007278U
Authority
KR
South Korea
Prior art keywords
connection structure
prefabricated duct
prefabricated
duct
connection
Prior art date
Application number
KR2019870016860U
Other languages
Korean (ko)
Other versions
KR900002696Y1 (en
Inventor
이성우
Original Assignee
이성우
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 이성우 filed Critical 이성우
Priority to KR2019870016860U priority Critical patent/KR900002696Y1/en
Publication of KR890007278U publication Critical patent/KR890007278U/en
Application granted granted Critical
Publication of KR900002696Y1 publication Critical patent/KR900002696Y1/en

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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0245—Manufacturing or assembly of air ducts; Methods therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/30—Details or features not otherwise provided for comprising fireproof material
KR2019870016860U 1987-09-30 1987-09-30 Connecting device in assembling duct KR900002696Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870016860U KR900002696Y1 (en) 1987-09-30 1987-09-30 Connecting device in assembling duct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870016860U KR900002696Y1 (en) 1987-09-30 1987-09-30 Connecting device in assembling duct

Publications (2)

Publication Number Publication Date
KR890007278U true KR890007278U (en) 1989-05-16
KR900002696Y1 KR900002696Y1 (en) 1990-03-31

Family

ID=19268398

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870016860U KR900002696Y1 (en) 1987-09-30 1987-09-30 Connecting device in assembling duct

Country Status (1)

Country Link
KR (1) KR900002696Y1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100914755B1 (en) * 2007-12-31 2009-08-31 한국에어텍(주) Duct assembly for flue
KR100914753B1 (en) * 2007-12-31 2009-08-31 한국에어텍(주) Duct assembly for flue
KR100914754B1 (en) * 2007-12-31 2009-08-31 한국에어텍(주) Duct assembly for flue
KR200447780Y1 (en) * 2008-01-30 2010-02-19 (주)대양기연 Joint structure for eliminating-duct of fume

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100914755B1 (en) * 2007-12-31 2009-08-31 한국에어텍(주) Duct assembly for flue
KR100914753B1 (en) * 2007-12-31 2009-08-31 한국에어텍(주) Duct assembly for flue
KR100914754B1 (en) * 2007-12-31 2009-08-31 한국에어텍(주) Duct assembly for flue
KR200447780Y1 (en) * 2008-01-30 2010-02-19 (주)대양기연 Joint structure for eliminating-duct of fume

Also Published As

Publication number Publication date
KR900002696Y1 (en) 1990-03-31

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20020329

Year of fee payment: 13

EXPY Expiration of term