发明名称 Public transportation signalling device
摘要 A public transportation driver signalling device. The device is comprised of a tubular post member having a removable end cap. A signal light is located within the tubular post member adjacent the end cap. The signal light is preferably a light emitting diode. The light communicates with the exterior of the post through an opening in the post wall. A switch is located within the tubular post member in the lower half thereof. The switch is preferably an intermittent on/off type push button type switch with the push button extending through an opening in the wall of the tubular post member for access by a transportation patron.
申请公布号 US6355989(B1) 申请公布日期 2002.03.12
申请号 US20000510461 申请日期 2000.02.22
申请人 STELLAR TECHNOLOGIES, LLC 发明人 WESTCOTT SEAN G.
分类号 G08G1/123;(IPC1-7):B60L1/00;B60L3/00 主分类号 G08G1/123
代理机构 代理人
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