| 摘要 |
<p>A design drawing instrument for creating a variety of decorative patterns and designs. The instrument includes a frame member having a circular opening and a multi-lobed cam-shaped internal recess therein, and a disc member having a multi-lobed cam-shaped external surface or edge. The disc member is provided with stencil-shaped openings in its surface. The disc member is positioned within the recess formed in the frame so that its surface with stencil-shaped openings, is exposed. By placing a writing instrument, such as a pen, within the stencil opening and tracing along the outline of said opening, the disc is caused to move relative to the frame member and a prescribed design is created on a drawing surface.</p> |
