Patent ID: 8764162

Claim:
A cleaning and protecting device suited for a cartridge, the cartridge suited for moving back and forth along a first axis and having a print head, and the cleaning and protecting device comprising: a cap moving back and forth along a second axis, when the cartridge moves to a first position and the cap moves to a second position, the cap leaning against the cartridge to cover the print head; a scraper; and a transmission assembly coupled to the cap and the scraper, when the cartridge is located at the first position and the cap moves away from the second position, the cap driving the transmission assembly to move the scraper to a third position to scrape residual ink on the print head, wherein the scraper has a pair of slide rods, and the transmission assembly comprises: a pedestal having a pair of rails parallel to a geometrical plane, the first axis perpendicular to the geometrical plane, the second axis located on the geometrical plane, the pair of slide rods respectively coupled to the pair of rails to move the scraper along the pair of rails; a first connecting rod, a first end of the first connecting rod pivotally connected to the pedestal, a second end of the first connecting rod pivotally connected to the scraper; and a second connecting rod, a third end of the second connecting rod pivotally connected to the cap, a fourth end of the second connecting rod pivotally connected to the scraper, wherein the pair of slide rods is located between the second end and the fourth end.