Patent ID: 9433552
Filing Date: 2016-09-06
CPC Classification: A61G,A61H,G01S

Claim Text:
1. An electromotive walking assistance device, comprising: a drive unit configured to include a plurality of wheels and a motor for driving at least on portion of the plurality of wheels; a sensor unit configured to sense a distance between a user and the device; a manipulation unit comprising a pressure sensor for sensing a pressure applied to the manipulation unit by the user; and a controller configured to drive the motor according to the pressure applied by the user, wherein the controller drives the motor when the pressure applied by the user is beyond a specific range and the wheels are moved by the motor such that the distance between the user and the device keeps a predetermined value while the motor is driven by the controller, and wherein the controller does not drive the motor when the pressure applied by the user is within the specific range and the wheels are moved by the user's manipulation while the motor is not driven.