Resources Contact Us Home
Paper money recognition and transmission system for vending machines

Image Number 9 for United States Patent #5485907.

A paper money recognition and transmission system including a housing with a paper money slot, an upper mainframe and a lower mainframe detachably connected together and mounted inside the housing, a transmission unit mounted on the lower mainframe and consisting of a step motor, a belt transmission mechanism, a gear transmission mechanism, a plurality of caps, and two rubber rollers, a paper money recognition circuit, the paper money recognition circuit including sensors controlled to detect and recognize inserted paper money and to turn the step motor forwards, when a true paper money is recognized, causing the inserted paper money to be delivered forwards, the step motor being turned reversely when a counterfeit paper money is detected, causing the counterfeit paper money to be delivered backwards out of the system.

  Recently Added Patents
Optical multiplexer/demultiplexer
Generating and modifying textual code interfaces from graphical programs
Digital IF demodulator for video applications
Image scanning apparatus and image forming apparatus
Biosensor kit
User control of replacement television advertisements inserted by a smart television
  Randomly Featured Patents
Spinneret orifice cross-sections
Yielding grout compactor for mine roof support fixture
Analog to digital converter using timed level changes
Back support
Laser resectoscope with mechanical cutting means and laser coagulating means
Optical data recording medium
I.sup.2 L Ram unit
Apparatus to remove bubbles in an inkjet printer
Automatic mattress selection system
Method and system for recording the results of a psychological test