| 摘要 |
PURPOSE: A marking device for a tension test is provided to accurately control a distance between pressing pins by slidably installing the pressing pins along a scale. CONSTITUTION: A marking device for a tension test comprises a base(10), a support(30), and an indicating unit(50). The base has a table(12) for an object. The support is installed in the base and has a scale(32). The indicating unit is installed in the support and indicates a base point. The indicating unit has support block(52,54), pressing pins(56), and control pins(52a,54a). The support block can be moved on the support. The pressing pins are moved on the support block and press the object. The control pins restrain the support blocks from the support. |
