Resources Contact Us Home
Space-time tracker

Image Number 8 for United States Patent #5701678.

A space-time tracker for announcing the time and tracking the celestrial bodies on the spot of observation comprises a clock mechanism with clock hands on a dial of 24 hours and a synchronic motor for driving a star atlas and a plurality of planet driving devices which actuate a plurality of annular displays moving around a moon/star ring to periodically show an on spot planet thereon. The space-time tracker also indicates the variations or deviations of the solar calendar and the lunar calendar and the times of different time zones around the world. This disclosure is characterized in automatically and perfectly demonstrating the relationship between the time and space.

  Recently Added Patents
Data scrambling in memory devices
Electrode structure and its manufacturing method, and semiconductor module
Documentation roadmaps and community networking for developers on large projects
Zoom lens
Method and apparatus for detecting and tracking vehicles
  Randomly Featured Patents
Method and apparatus for treatment of skin itch and disease
Pipe test cap
Methods and apparatus for improved sub-band adaptive filtering in echo cancellation systems
Infrared endoscopic balloon probes
Ceiling panel
Bi-ventricular pacing method
Vertical venetian blind
Methods and apparatus for closed-loop control of magnetic bearings
Cathode active material, cathode including the same and lithium battery including cathode
Secondary battery module and end-plate used in the same