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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0850631 (1992-03-13) |
우선권정보 | JP-0091458 U (1991-10-12) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 15 인용 특허 : 0 |
Air-tightening devices for folding doors and windows which are consisted of a plurality of panels connected by joint members to swivel about shafts received by bearing flanges of the joint members so that they are stretched or folded. The shafts and their bearing flanges are located outside of the p
Air tightening devices for folding doors and windows comprising: a) a plurality of panels selectively connected by joint members so as to be foldable about swivels supported by bearing flanges fitted to the joint members and which is characterized in that said swivels are located outside of a plane
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