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
High electron mobility transistor and manufacturing method thereof
Extract of Vanilla planifolia
Method for configuring analog-to-digital converter keys and non-transitory machine readable medium storing program code executed for performing such method
Plasma panel based radiation detector
Cycloalkylamine substituted isoquinoline and isoquinolinone derivatives
Image enhancement based on multiple frames and motion estimation
Information processing apparatus and update information obtainment method
  Randomly Featured Patents
Polymeric quaternary ammonium compounds for skin care
Long time drug-sustained release preparation
Combined closure and dispensing control top for containers
Plasma spectrometer with shutter assembly
Device to aid sexual potency
2-n-substituted or unsubstituted-2-amino-5-methylpiperidine-3,4-diols and processes for the preparation thereof
Automatically documenting circuit designs
Cursor generating apparatus
Countertop puffing oven for pelletized foodstuffs
Spray casting of articles