| 摘要 |
<p>A spiral spring retention wrench for removing a cable-retaining bolt from a sliding throttle valve of a carburetor. The wrench comprises a disk-like body having two, flat, opposed surfaces and a circumscribing peripheral edge extending between the surfaces. A depression, having a circular periphery is centered on one surface of the body. The diameter of the depression is such as to receive an end of the spring and hold that end during use of the wrench t o remove the bolt. On the other surface of the body a centrally disposed depression for receiving a head of the cable retaining bolt in a manner so a s to grip the bolt head and act on it either to release or tighten the bolt when the wrench is rotated.</p> |
