The curtain metal - the locks The new patent

Curtain metal lock application number/patent no. : 200920141866 the utility model discloses a curtain metal locks, including the inner cavity of the metal lock shell, the metal lock shell with two meshing gear, a gear running in the metal lock shell, another activity is located in the metal lock shell, the metal lock shell wall on the inside surface of the tooth surface of gear scroll to activities, matching with the activities of gear tooth the tooth set, gear has the clamping and loosening state, when the activity of gear in the clamping state, the activity of gear clamping between the rotation gear and the gear tooth surface; When activity gear in loosen condition, the activity of gear and rotating gear tooth face separation, or referred to on the metal lock shell side walls with reinforcement with gear tooth surface. Gear tooth surface stability fast in the activity and the rotation gear, the tooth surface stress is easy to crack, side walls with reinforcement, a gear tooth surface stress strength increase, then the gear tooth surface to prevent the parts of a split, the longer service life of metal locks. 申请日：

2009年02月27日

公开日：

授权公告日：

2010年01月06日

申请人/专利权人：

黄介仁

申请人地址：

江苏省太仓市顾港路2号苏州鸿仁窗饰有限公司内

发明设计人：

黄介仁

专利代理机构：

苏州创元专利商标事务所有限公司

代理人：

孙仿卫

专利类型：

实用新型专利

分类号：

E06B9/324