发明名称 Teaching apparatus for mechanics principles
摘要 A mechanically propelled apparatus for teaching principles of mechanics. The apparatus includes a drive wheel disposed on a first axis of rotation and a power drum disposed on a second axis of rotation. At least one flexible tensile member transmits energy from a weight to the drive wheel via the power drum to propel the apparatus.
申请公布号 US2004115594(A1) 申请公布日期 2004.06.17
申请号 US20030688555 申请日期 2003.10.17
申请人 SCHOENDORFF ARTHUR JOSEPH;FINCH ALAN 发明人 SCHOENDORFF ARTHUR JOSEPH;FINCH ALAN
分类号 G09B23/10;(IPC1-7):G09B9/04 主分类号 G09B23/10
代理机构 代理人
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