PURPOSE: To store and take out a work easily at any height of a pallet irrespective of the form of work by providing a work transfer means which operates when a work held in a work coveying means is located on the extension of the opening of the work storing area and transfers it to the work storing area.

CONSTITUTION: When the location of a loader 100 relative to a work storing area 201 is determined, a pushing cylinder actuator 102 is extended with a positioning cylinder actuator 121 extended and a pusher 105 located at its operating body 102a is moved to transfer a work W put on a loading plate 112 is transferred to the work storing area 201 and to give storing completion signals to a programmable controller in order to add one to a counter corresponding to the work storing area 201. When the work W is stored in the work storing area 201, the pushing cylinder actuator 102 is retracted.