System for automating wheelchair user ingress, egress, and securement on a vehicle
US10624802B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Feb 26, 2018 |
| Grant date | Apr 21, 2020 |
| Priority date | — |
| Expiry date | Nov 25, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05D1/021
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A system allowing a wheelchair bound user to embark and disembark a vehicle without assistance. The user requests entry into the vehicle. The vehicle is manually or autonomously driven into a safe position for ingress. The vehicle checks if the area is clear to open the door. The vehicle autonomously opens the door. The vehicle verifies the person is wheelchair bound. If the passenger is wheelchair bound, then: the vehicle verifies if the area is clear to deploy an inclined ramp or lift. The vehicle deploys the inclined ramp or lift. The vehicle waits until the user is on top of the lift and starts lifting the wheelchair bound person. The vehicle waits until the user at the correct height and transitions from the lift/ramp into the securement station inside of the vehicle. The vehicle verifies that the wheelchair is properly positioned for securement. The vehicle secures the wheel chair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.