Abstract: Provided is a neck traction apparatus for providing cervical correction by stretching the neck. More particularly, the neck traction apparatus has a traction assisting device. The apparatus includes an integral skin foam (ISF) type traction assisting device is provided so as to eliminate discomfort caused by skin contact and to match personal characteristics of a user by extending the stretching length; includes a battery so as to provide portability for use; allows the battery to be physically and electrically isolated when external power is not applied so as to minimize discharging of the battery while in standby; and has a traction body of which inflation and deflation are operated in an automatic mode so as to obtain an optimal effect of the cervical correction and prevent a safety accident from occurring.

Abstract: Disclosed is a vacuum packaging machine for packaging food in a vacuum packaging film and preserving food in a vacuum so as to prevent the oxidation or spoilage of food and, more particularly, to a vacuum packaging machine for home and vehicle use, which has a combination AC-DC power module enabling the vacuum packaging machine to use the DC power of a vehicle as well as commercial AC power used in homes. The vacuum packaging machine includes an AC input terminal for receiving commercial AC power, an SMPS for converting the commercial AC power received from the AC input terminal into DC power, a DC input terminal for receiving DC power from a vehicle, and a combination AC-DC power module including a controller for receiving the DC power from the SMPS or the DC input terminal and controlling a heater and a vacuum pump.

Abstract: Disclosed is an apparatus for vacuum sealing a plastic bag and/or container and a method of controlling the apparatus.