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发明名称
门板之旋转式窗闸装置
摘要
一种门板之旋转式窗闸装置,系于门板(如防火门、玄关门、大厅门、、、等)之适当位置开设有一扇型之窗口,于该窗口之相对位置之门板之内外板内之空间,设有一可由室内旋转调节之转盘,该转盘依序平均分布有开口区、通气孔区、透镜区及封闭区,该等各区可因旋转角度之搭配而重叠或对应于前述之扇型窗口以作为视窗、通气、递物口之各种功能,为本创作之主要特征者。
申请公布号
TW143945
申请公布日期
1990.10.11
申请号
TW079206212
申请日期
1990.06.08
申请人
德宝门实业股份有限公司
发明人
张三疆
分类号
E06B3/26
主分类号
E06B3/26
代理机构
代理人
主权项
地址
台北巿南京东路四段一九七号九楼之一
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