An article lifting device 1 for lifting up and down articles includes a plurality of basic unit conveyors 11, the conveyors 11 each having an upper and a lower rotary bodies 13, and an elongated carrier 12 looped around the upper and lower rotary bodies 13. The invention also relates to the use of non-sedating barbituric acid derivatives given in a manner and dosage effective to produce blood levels and brain levels of these drugs andor their active metabolites sufficient to provide a therapeutic effect. A \xbd-wave plate whose optical axis is orthogonal to that of said \xbd-wave plate is applied to a right-eye side of a polarizing plate which has a leftward and upward polarization angle and which is to be worn by a viewer. An AD converter connected to the RF processing function digitizes the interference signals and desired navigation signals and to provide a digitized IF signal.