首页>
外国专利>
REMOVABLE COMPASS ENHANCING AVAILABILITY AND EFFECTIVENESS BY DRAWING CIRCLE OF DESIRED SIZE ACCORDING TO THE LENGTH OF LETTER
REMOVABLE COMPASS ENHANCING AVAILABILITY AND EFFECTIVENESS BY DRAWING CIRCLE OF DESIRED SIZE ACCORDING TO THE LENGTH OF LETTER
展开▼
机译:通过根据字母的长度绘制所需大小的圆来提高罗盘的有效性和有效性
展开▼
页面导航
摘要
著录项
相似文献
摘要
PURPOSE: A removable compass is provided to easily adjust numerical values by performing functions of the compass when a pair of the removable compasses are installed on a measuring ruler, and to improve portability and stability of the removable compass.;CONSTITUTION: A removable compass comprises the following: a measuring ruler(1) used for adjusting the length; a first compass main body(110a) with writing instruments and attached on one side of the measuring ruler; a second compass main body(110b) with a compass needle portion(300) and separated from the first compass main body with the constant distance on one side of the measuring ruler; a first removing button(120) attaching and detaching the measuring ruler; a second removing button(130) attaching and detaching the writing instrument and the compass needle portion; a fitting groove capable of inserting the measuring ruler on the compass body; and a first penetration hole on which the writing instrument or the compass needle portion is fixed.;COPYRIGHT KIPO 2010
展开▼