Walking assistance device with detection members
US8500143B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 21, 2010 |
| Grant date | Aug 6, 2013 |
| Priority date | — |
| Expiry date | Feb 18, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/5058
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a walking assistance device with detection function, which includes a movable frame, a power transmission device mounted under the frame, a detachable power unit mounted on the frame, at least one signal transmitter and at least one signal receiver for detecting the distances from a first portion and a second portion on the user's body to a correspond position of the frame respectively. According to the distances detected, a control unit sends signals to the power transmission device to maintain the distance between the user and the frame within a preset range, therefore to provide supporting forces when the user needs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.