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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0439179 (1995-05-11) |
우선권정보 | JP-0097300 (1994-05-11); JP-0299421 (1994-12-02) |
발명자 / 주소 |
|
출원인 / 주소 |
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인용정보 | 피인용 횟수 : 18 인용 특허 : 0 |
An air duct has air passages for the air to flow from the inside to the outside. An air passage switching device includes a rotary door and a film member for opening/closing and switching the air passages. The rotary door is formed with openings in its circumferential wall having an arcuate shape. T
An air passage switching device for opening/closing an air passage comprising: an air duct having an air flow therein; at least one air opening disposed downstream of said air duct; a film member disposed in said air duct to be opposite to said air opening and opening/closing said air opening, said
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