Resources Contact Us Home
Keyboard with interchangeable connection function

Image Number 3 for United States Patent #6373471.

A keyboard with interchangeable connection specification, comprises an input/output circuit board for DIN, PS/2 or USB connection specification and replaceably assembled within a main body of the keyboard. The input/output circuit board has signal transmitting end connected to the signal receiving end of a membrane circuit of the keyboard. The keyboard further comprises an openable cover on a panel of the main body of said keyboard and corresponding to the location of the input/output circuit board. The openable cover is opened to replace the input/output circuit board mounted within the keyboard for required connection specification.

  Recently Added Patents
Oxide material, electrophotographic photoreceptor, process cartridge, and image forming device
Power conversion device and method for controlling thereof
Methods and systems for creating a tail risk hedge index and trading derivative products based thereon
Method and apparatus for establishing a media clip
Method and device for determining a set of frequencies that can be used for transmitting information between radio transceivers of a network operating with frequency hopping
Technique for manufacturing bit patterned media
Integrated circuit with electromagnetic intrachip communication and methods for use therewith
  Randomly Featured Patents
Apparatus for loading and unloading a tape cartridge
Ball-picking device
Apparatus for detecting degradation of characteristics of arresters
Position control mechanism for bicycle control device
Method and system for selectively displaying alarms in a communications network
Automatic car toll computing and charging method
Method for determining optimal resist thickness
Gear synchronizer mechanism in power transmission
Electronic parts carrier with a chip-supporting top tape
Mirror and shutter drive control mechanism for imaging apparatus