公开(公告)号：US4487511A

公开(公告)日：1984-12-11

申请号：US357890

申请日：1982-03-15

Applicant: Giancarlo Lucarelli

Inventor： Giancarlo Lucarelli

IPC: G04B47/06 ,  G04B19/26

CPC classification number: G04B47/065

Abstract: A watch adapted for use as a compass in addition to indicating local and remote times. The watch is provided with a dial, supplemental pointer, a microprocessor, and a keyboard for introducing selected data and operations into the microprocessor. The watch-compass and method is used for time and space orientation, in navigation such as for checking a magnetic compass or gyroscope, for calculation of azimuth angles, and for orientation of the user in unfamiliar locations.

Abstract translation: 除了指示本地和远程时间之外，还适合用作指南针的手表。 手表配有拨盘，补充指针，微处理器和用于将选择的数据和操作引入微处理器的键盘。 手表罗盘和方法用于时间和空间方向，用于导航，例如用于检查磁罗盘或陀螺仪，用于计算方位角，以及用于不熟悉位置的用户的方位。