| 摘要 |
A method of manufacturing a cork extracting device containing a supporting shaft and a coil-type screw and in which the supporting shaft and the screw are separately made and then connected together, which comprises providing a bottom end portion of the supporting shaft with a coupling portion having a coupling aperture disposed therein, providing a coiled screw with a screw coupling portion at the top end thereof, inserting a guiding tube into the coupling portion of the shaft, the guiding tube having a center hole which extends therethrough and branches at the end thereof as a hooking groove, inserting the screw coupling portion into the hole of the guiding tube and bending the end of the screw coupling portion to engage with the hooking groove. |
