Resources Contact Us Home
Sliding shell mechanism for a hollow puzzle

Image Number 4 for United States Patent #7438290.

A sliding shell mechanism includes a circumferential band, and a pair of portions attachable to the circumferential band, each portion having formed on an edge portion thereof an annular groove, the grooves being sized and configured to slidingly and matingly receive tongue portions of the circumferential band. The disclosed sliding shell mechanism may include additional circumferential bands and provide a hollow interior portion in which electronic circuits may be disposed.

  Recently Added Patents
Graphical communication user interface with graphical position user input mechanism for selecting a display image
Method for automatically estimating inertia in a mechanical system
Lamination sheet
Distributed IPv6 neighbor discovery for large datacenter switching systems
Pyrrolidine-1,2-dicarboxamide derivatives
Apparatus for providing location information of hand-held device and method thereof
Device and method to automatically configure port forwarding
  Randomly Featured Patents
Non-destructive interconnect system for semiconductor devices
Valve arrangement
Collar sleeves and process and tool for the manufacture thereof
Precession scanning system
Carbon fiber-metal composite material and method of producing the same
Chromite coatings, electrolytes, and electrolytic method of forming the coatings
Bill recycle machine
Process for the separation of mixtures of insulin, insulin derivatives and, where appropriate, impurities
Method for measuring curved surface of workpiece, program and medium thereof
Automatic field-frequency lock in an NMR spectrometer