Removable power assist for manual wheelchair
US10517780B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2019 |
| Grant date | Dec 31, 2019 |
| Priority date | — |
| Expiry date | Apr 26, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Y2200/84
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is a device for converting a manual wheelchair into an electronic wheelchair is provided. The device includes a joystick, a communication unit, a motor, a retractable friction roller, an engagement unit and a power source. The joystick is operably connected to a communication unit. The communication unit is operably connected to a motor. The motor includes an axle connected to a rotor. The retractable friction roller is mounted on the axle. The roller is placed in contact with a wheel of a manual wheelchair. The engagement unit is attached to the manual wheelchair to detachably attach the friction roller and the wheel. The power source is operably connected to the motor and the joystick.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.