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发明名称
锁心之改良
摘要
申请公布号
TW048904
申请公布日期
1983.02.01
申请号
TW07122470
申请日期
1982.05.12
申请人
赵于道
发明人
赵于道
分类号
E05B27/00
主分类号
E05B27/00
代理机构
代理人
主权项
一种锁心之改良,系在锁心转动件之每一对台梢与钥匙齿之间加置一滚珠,使钥匙齿靠斜度顶起对台梢之摩擦力大为降低而回容许对台梢较深的活动距离及较密集的排列为其特征者。
地址
台北巿八路3段120号3F
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