发明名称 EXPERIMENT AND EDUCATION SYSTEM EMPLOYING A PLURALITY OF UNITS
摘要 An experiment and an educational system which employs a plurality of units in order to fix the object on the base material are provided to fix objects such as mechanism constructing units by a fixture and employs a plurality of units controlling the location of the unit. A separable mechanism is comprised of two blocks. The two blocks rotates against a center axis. Block configurations(33a, 33b) are manufactured of magnetism permeable material. A first block(30) configures permanent magnet(32) between block configurations. A second block includes block constructs having magnetic permeability of the first block and a spacer(35). The spacer is comprised of the permanent magnet and the other non-magnetic material.
申请公布号 KR20090028990(A) 申请公布日期 2009.03.20
申请号 KR20070094181 申请日期 2007.09.17
申请人 SHINKO ENGINEERING RESEARCH CORP. 发明人 KUMAGAI TAKASI;KUMAGAI HIDEKI
分类号 G09B25/02;G09B25/00 主分类号 G09B25/02
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