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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0925009 (1997-08-28) |
발명자 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 24 인용 특허 : 9 |
A cartridge assembly includes a base plate which is fixedly connected to a door and has two protruding portions engaged with two peripheries defining two passages of the door. Each of the protruding portions has a central hole and two positioning holes so as to connect to two latch bolts retractably
[ What is claimed is:] [1.] A cartridge assembly of a panic proof lock, comprising:a base plate fixedly connected to a door and having at least two protruding portions extending from a front surface thereof so as to be engaged with two peripheries defining two passages in said door, each of said pro
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