| 摘要 |
PROBLEM TO BE SOLVED: To provide a hinge device of a printer cover equipped with a mechanism with which the printer cover can be smoothly opened. SOLUTION: In this hinge device, hinge holes are provided to end parts at the front side of a printer main body case 1. The hinge holes are set in pairs symmetrically to right and left ends. Hinge projecting parts 4 at the side of a base end of a printer cover 3 are inserted and fitted in the hinge holes. A slide face for absorbing a shift generated through an opening operation to the printer cover 3 is set to an inside rotary guide part 10 and an outside rotary guide part 11 of each hinge hole guiding the hinge projecting part 4 when the printer cover 3 rotates, and a recessed curve part 5 and a projecting curve part 6 of the curved hinge projecting part 4. |
