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    • 3. 发明授权
    • Calculator housing
    • 计算器房
    • US4596923A
    • 1986-06-24
    • US795677
    • 1985-11-06
    • Calven Kuo
    • Calven Kuo
    • G06F15/02G06C5/02
    • G06F15/0216
    • The present invention relates to an improved calculator housing which includes a number-entry key housing having two lugs extending longitudinally from its upper ends, each with a first annular boss projecting inwardly from the lugs; a display housing having a hollow cylindrical extension portion with a circular protrusion at one of its end and a second boss at the other end, which extends between the lugs of the number-entry key housing; both the circular protrusion and the second annular boss being movably inserted into the first annular bosses, and means for interengaging the first and second annular bosses to limit the movement of the second annular boss relative to the second annular boss so that the display housing can be folded relative to the number-entry key housing adjusted and fixed in a suitable position according to the user's need, for seeing the display clearly and comfortably in practical use.
    • 本发明涉及一种改进的计算器壳体,其包括具有从其上端纵向延伸的两个凸耳的数字进入键壳体,每个凸耳具有从凸耳向内突出的第一环形凸台; 显示壳体具有中空圆柱形延伸部分,在其一端处具有圆形突起,在另一端具有第二凸台,该凸起在数字进入键壳体的凸耳之间延伸; 圆形突起和第二环形凸起都可移动地插入到第一环形凸台中,以及用于相互接合第一和第二环形凸台以限制第二环形凸台相对于第二环形凸台的运动的装置,使得显示壳体可以 相对于数字进入键壳体折叠,并根据用户的需要调整并固定在合适的位置,以便在实际使用中清楚和舒适地观看显示器。