发明名称 Self-balancing, no-spin magnet compass
摘要 A self-balancing, no-spin magnetic compass. A described embodiment includes a compass card assembly, a retainer assembly, a pivot assembly, a gimbal assembly, a cup, and a dome. The compass card assembly includes an air chamber which provides buoyancy. The retainer assembly functions with the compass card assembly to retain magnets. The pivot assembly snap-fits into the retaining assembly and contacts the compass card assembly to allow the compass card assembly to pivot about the pivot assembly. The pivot assembly also snap-fits into the gimbal assembly. The base of the pivot assembly is positioned into the cup and the entire compass is secured into the dome, that is filled with a fluid.
申请公布号 US2005005464(A1) 申请公布日期 2005.01.13
申请号 US20040851082 申请日期 2004.05.24
申请人 WILKINSON BRUCE S.;WEI YU-FENG;BATCHELDER SCOTT K. 发明人 WILKINSON BRUCE S.;WEI YU-FENG;BATCHELDER SCOTT K.
分类号 G01C17/02;G01C17/18;(IPC1-7):G01C17/02 主分类号 G01C17/02
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