KR940025069U - Non-powered fan - Google Patents

Non-powered fan

Info

Publication number
KR940025069U
KR940025069U KR2019930005361U KR930005361U KR940025069U KR 940025069 U KR940025069 U KR 940025069U KR 2019930005361 U KR2019930005361 U KR 2019930005361U KR 930005361 U KR930005361 U KR 930005361U KR 940025069 U KR940025069 U KR 940025069U
Authority
KR
South Korea
Prior art keywords
powered fan
powered
fan
Prior art date
Application number
KR2019930005361U
Other languages
Korean (ko)
Other versions
KR970000675Y1 (en
Inventor
이광춘
Original Assignee
이광춘
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 이광춘 filed Critical 이광춘
Priority to KR2019930005361U priority Critical patent/KR970000675Y1/en
Publication of KR940025069U publication Critical patent/KR940025069U/en
Application granted granted Critical
Publication of KR970000675Y1 publication Critical patent/KR970000675Y1/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
    • F24F7/00—Ventilation
    • F24F7/02—Roof ventilation
    • F24F7/025—Roof ventilation with forced air circulation by means of a built-in ventilator
    • 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
    • F24F13/0227—Ducting arrangements using parts of the building, e.g. air ducts inside the floor, walls or ceiling of a building
    • 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
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
KR2019930005361U 1993-04-03 1993-04-03 Ventilator KR970000675Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019930005361U KR970000675Y1 (en) 1993-04-03 1993-04-03 Ventilator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930005361U KR970000675Y1 (en) 1993-04-03 1993-04-03 Ventilator

Publications (2)

Publication Number Publication Date
KR940025069U true KR940025069U (en) 1994-11-17
KR970000675Y1 KR970000675Y1 (en) 1997-02-05

Family

ID=19353265

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930005361U KR970000675Y1 (en) 1993-04-03 1993-04-03 Ventilator

Country Status (1)

Country Link
KR (1) KR970000675Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102179170B1 (en) * 2019-10-31 2020-11-16 주식회사 삼보산업 Smart reducer

Also Published As

Publication number Publication date
KR970000675Y1 (en) 1997-02-05

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
AMND Amendment
E601 Decision to refuse application
J2X1 Appeal (before the patent court)

Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL

B701 Decision to grant
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20050207

Year of fee payment: 9

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