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发明名称
标准键儿童练钢琴
摘要
本实用新型为一种标准键练钢琴。在结构方面,采用黑白键双支承,衬以适当厚度之呢绒垫,且安装音柱,以使音色纯正而且增强音量。并采用音键与音槌相连的办法,在按键时,使音槌直接敲击琴弦,可使力度的变化与手感一致。本实用新型可从61键至88键酌情生产,适用于娱乐及各种程度练钢琴之用,其构造简易,携带方便。
申请公布号
CN85204474U
申请公布日期
1987.04.01
申请号
CN85204474
申请日期
1985.10.29
申请人
李瑞民
发明人
李瑞民
分类号
G10C3/12
主分类号
G10C3/12
代理机构
代理人
主权项
1、本实用新型为一种61-88个键标准键练习钢琴,其特征是:a.琴键[1]、[2]直接敲击钢丝弦[6]发音;b.在发音板[27]与钢板[5]、钢丝弦[6]之间装有铁(木)板[29]与发音板[27]构成音箱[30];c.击槌凸头[3]内嵌入金属块[7],使白、黑键[1]、[2]与击槌在支撑[11]、[13]两侧在重量上成一定比例;d.在钢板[5]的前方或下方设置调音旋钮[4];e.在击槌柄[24]中间按装具有一定弹性的金属片或塑料片的振颤体[S];
地址
北京市西城区西四大院胡同10号
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