Smart electric wheelchair for the elderly
US11246774B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Jun 4, 2019 |
| Grant date | Feb 15, 2022 |
| Priority date | — |
| Expiry date | Apr 10, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61G2203/72
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is a smart electric wheelchair for the elderly, which comprises a battery for power supply and a control system for integrally controlling the electric wheelchair, and also comprises a body bracket, wherein the bottom of the body bracket is connected with a standing platform for a user to stand, a driving unit is provided on each side of the standing platform to drive the electric wheelchair; and a foldable seat is provided in the middle of the body bracket, and an armrest is provided on each side of the seat, with at least one of the armrests provided with a controller for controlling the entire electric wheelchair. The electric wheelchair is provided with a plurality of sensors which include a ranging and positioning sensor and/or an obstacle avoidance sensor, and further include an identification sensor, wherein the identification sensor identifiably corresponds to a one-to-one mobile identification device worn by a user, so that the electric wheelchair can automatically follow the user's position according to the collaboration between the mobile identification device and the sensor. The present invention solves the drawbacks of existing similar apparatuses…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.