| 摘要 |
<p>A break-away post includes a post portion, a base portion, and a shear pin. The post portion includes a mounting base and an aperture disposed through the mounting base. The base portion includes a mounting head having an aperture disposed therethrough. The shear pin includes a compressible ring portion adapted to be inserted through the aperture of the mounting head when the mounting head is disposed through the aperture of the mounting base thereby coupling the post portion to the base portion.</p> |
