发明名称 MULTI-FUNCTIONAL SPHERICAL LEVEL
摘要 PURPOSE: A multi-functional spherical level is provided to measure vertical and horizontal states, an incline direction, and an incline angle of an object through one measuring work. CONSTITUTION: A multi-functional spherical level includes a stick member(10) having a cross-shaped sectional area. The stick member(10) is formed at a center thereof with a perforation hole(11), which is transversely formed. A gradient measuring tube(20) is installed in the perforation hole(11) in order to measure a horizontal state. A rectangular base member(30) is provided at a lower portion of the stick member(10). The rectangular base member(30) is formed at a center thereof with a circular perforation hole(31). The base member(30) is perpendicularly coupled to the stick member(10). A gradient measuring sphere(40) is provided at an upper portion of the circular perforation hole(31). A resting member(60) is coupled to an upper portion of the base member(30).72263
申请公布号 KR20030072176(A) 申请公布日期 2003.09.13
申请号 KR20020024039 申请日期 2002.05.02
申请人 LIM, SEUNG JIN 发明人 LIM, SEUNG JIN
分类号 G01C9/18;(IPC1-7):G01C9/18 主分类号 G01C9/18
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