<;P>;PROBLEM TO BE SOLVED: To provide a device and a method for motorizing a wheelchair which can motorize a manual wheelchair 1 and can easily be attached to a manual wheelchair 1. <;P>;SOLUTION: An attaching part 16 to detachably store a front wheel part 8 is provided on the front wheel part 8 of a manual wheelchair 1. Driving wheels 20 for electrically driving the manual wheelchair 1 and following wheels 18 are provided on the attaching part 16. Motor parts 22 for driving the driving wheels 20 are provided on the attaching part 16. <;P>;COPYRIGHT: (C)2011,JPO&INPIT