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发明名称
密码门锁
摘要
本实用新型是一种设有四位数密码的房门锁扣装置。它的外形与一般门锁相似,在锁体中间距离弹子锁芯的外周4毫米处,套有四个薄不锈钢套,弹子锁芯与薄不锈钢套之间插有固定的定位筒,使薄不锈钢套不能脱出。若拨动露在外面的转动盘使所有的薄不锈钢套的五个孔与弹子锁芯的五个弹子孔都全部对正,钥匙才能插入锁孔开锁。否则,这些薄不锈钢套都挡住弹子锁芯的五个弹子孔内的弹子,使钥匙无法插入锁孔开锁。
申请公布号
CN2062750U
申请公布日期
1990.09.26
申请号
CN89216874.9
申请日期
1989.09.03
申请人
黄田
发明人
黄田
分类号
E05B37/20
主分类号
E05B37/20
代理机构
代理人
主权项
1、一种密码门锁,包括锁体(1)、锁芯(2),其特征在于距离弹子锁芯(2)的外周4毫米处,套有四个薄不锈钢套(3),弹子锁芯(2)与薄不锈钢套(3)之间插有外面标有夜光号码的定位筒(4)使薄不锈钢套(3)不能脱出。
地址
531400广西壮族自治区百色地区平果县职业中学
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