专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明公开

EP4421272A1 A LOCK CYLINDER MECHANISM WITH ANTI-THEFT FUNCTION 审中-公开
公开(公告)号：EP4421272A1
公开(公告)日：2024-08-28
申请号：EP24158968.8
申请日：2024-02-21
申请人： Wenzhou JINFU Locks Co., Ltd.
发明人： XU, Juxiang
IPC分类号： E05B19/00 , E05B27/00
CPC分类号： E05B27/0042 , E05B19/0064
摘要： A lock cylinder mechanism with anti-theft function, comprises a lock cylinder assembly comprising a lock cylinder shaft sleeve, a lock cylinder block inserted in the lock cylinder shaft sleeve in a rotating fit, a key slot arranged in the said lock cylinder block and a retractable row of coded pin tumblers arranged on at least one inner wall of the slot. The key to the lock cylinder assembly has upper and lower end faces of the key being provided with coded slots matched with the coded pin tumbler. The inner side wall of the said key slot is provided with a through slot which penetrates through the lock cylinder block while the said through slot is internally provided with an auxiliary pin tumbler which is a sliding fit, and
the wall of the key slot is provided with a positioning slot which intersects with the key slot; the said positioning slot is internally provided with a positioning pin; the top end surface of the insertion end of the key is provided with at least one open slot adapted to engage with or locate on the positioning pin, and the upper and lower end surfaces of the key are provided with at least one clamping slot to engage with the auxiliary pin tumbler.

IPRDB

热门服务

关于我们

友情链接

联系方式