| 摘要 |
<p>A bore hole inclinometer device for use in core drilling employing hollow drill rods, and a core barrel, the device having, an elongated casing dimensioned to fit within the hollow drill rods, and having at its lower end an attachment for a core barrel, and at its upper end, an attachment for the wire by which it hoisted and lowered through the hollow drill rods, an inclinometer within the casing operable to respond to the inclination of the casing to provide an inclination reading, a sensor for sensing the inclination of said casing and providing an inclination signal proportional to the inclination of the casing, an electrical circuit for powering the inclinometer, for receiving the inclination signal, and, an electrical power supply for powering the electrical circuit.</p> |
