How The Inkjet Printer Works

HOW THE INKJET PRINTER WORKS The first commercially-available inkjet printer got sold back in 1988. Ever since that year, the rise in popularity of these essential home and office workhorses has skyrocketed! But have you ever stopped and wondered how these devices produce such high-quality printouts? FACTS ABOUT INKJET PRINTERS Inkjet printers are non-impact The most important part of these printers is the "print head". Some printers have the print devices. That means they don't "touch" the paper head inside the printer which houses the cartridges. Others have cartridges with a built-in printhead Droplets of ink 1/3th thinner than a human hair get "fired" onto the paper from each ink nozzle These droplets get positioned onto the paper very accurately. Comparable to dropping a penny in a street musicians hat from a 30-storey building Many inkjet printers can handle resolutions A typical printout has over 2,500 ink droplets deposited on it from an inkjet printer of up to 1,200 dots (droplets) per inch HOW INKJET PRINTERS WORK Data is received from a computer or via a memory card inserted into the inkjet printer Rollers inside the printer feed the paper into position, ready for printing The print head goes into position thanks to a sliding rod and stepper motor Inkjet printers send microscopic droplets of ink that get fired onto the paper through nozzles in the Epson inkjet printers use a piezoelectric process to "vibrate" the ink through the print head nozzles inktweb.nl Sources: http://inventors.about.com/library/inventors/blcomputer_printers.htm http://computer.howstuffworks.com/inkjet-printer.htm https://www.inktweb.nl/blog/wat-is-een-printkop-en-heeft-mijn-cartridge-er-een/ http://printscan.about.com/od/printerscannerspecs/a/printerres.htm http://www.computershopper.com/feature/how-it-works-inkjet-printer http://www.techradar.com/news/computing/how-an-inkjet-nozzle-fires-36-000-times-a-second-653500 國