Thermal Printers

  • Thermal printer is a digital printing machine which produce image by selectively heating coated thermal paper.
Design: A thermal printer consists of four parts. 
  • Thermal head: generates heat and prints on paper.
  • Platen: a rubber roller that feeds paper.
  • Spring: applies pressure to the thermal head, causing it to contact the thermal paper.
  • Controller boards: For controlling the mechanism.
Applications:
  • Commercial applications like filling station pumps.
  • In ticketing like bus, railways and flights.
  • ATM machines prints receipts using thermal printers.
  • Labels for shipping products.
  • Hospital bills, swiping machines.
Advantages:
  • Quite and faster.
  • Small in size and light.
  • Consume less power.
Disadvantages:
  • Not suitable for large document printing.
  • Only some colours are produced by using different temperatures.
Notes:

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