| 摘要 |
PURPOSE: A control cable including a tetron reinforcement structure is provided to eliminate the restriction of an operation range in a control cable by inserting a tetron string into a control cable. CONSTITUTION: A control cable includes one or more twisted strings(15). The string is constructed as the tetron reinforcement structure of a complex twisted string by twisting a tetron string(21) on purpose. A metal string includes 0.07~0.08mm. The diameter of the tetron string includes 0.03~0.06mm. The number of metal strings is composed of thirty or one hundreds ten. The number of the tetron strings is composed of forty or one hundreds thirty. The extension rate of the tetron reinforcement structure is more than six percentages. |
