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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0864841 (1997-05-29) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 6 |
A device for reducing the spacing between the lock side of a door and an adjacent member, such as another door or door frame, should the spacing between the member and lock side of the door increase to a point where the fire rating of the door and member is adversely effected. A generally L or U sha
[ What is claimed is:] [1.] A device for adjusting the spacing between a member and an adjacent swinging door which has a pair of large rectangular surfaces bounded by opposing rectangular top and bottom sides and a first and second vertical sides the device comprising:a) a metal edge guard having,
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