| 摘要 |
<p>Provided is a pen-type kit for mineral investigation. The pen-type kit for mineral investigation comprises: a cylindrical upper unit; a connection unit which is connected to the cylindrical upper unit and positioned below the upper unit, has a cylindrical shape as same as the upper unit, and whose a lower end portion of the upper unit is inserted therein; a lower unit which is positioned below the connection unit and connected in series to the upper unit and the connection unit, has the same cylindrical shape as the upper unit and the connection unit and is coupled to a coupling unit formed at a lower end of the upper unit; and an opening unit which is positioned in a lower end portion of the lower unit and has a tapered lower portion. In addition, the present invention includes, in the cylindrical upper unit, at least one mineral investigating pen which is installed at a cylindrical inner uppermost end to be vertically rotatable and at least one writing pen. Moreover, a vertical rotation control unit, installed in an upper end portion of the cylindrical upper unit, is installed in the mineral investigating pen and the writing pen.</p> |
