| 摘要 |
<p>A hinge-type cover opening/closing device is designed to smoothly open and close a cover by preventing sudden rotation of the cover. The hinge-type cover opening/closing device for a mobile device includes a pair of hinge shafts, a pair of guide members that are fixedly installed on the hinge shafts, spaced apart from each other by a predetermined distance in a length direction of the hinge shaft, and that enable the hinge shafts to rotate about each other, and one or more cam actuating units that are installed on the hinge shafts, spaced apart from each other by a predetermined distance in the length direction, and that enable the hinge shafts to rotate about each other within a predetermined angle range.</p> |
