Ambulatory assistance apparatus adaptable for a staircase
US10278884B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Nov 13, 2018 |
| Grant date | May 7, 2019 |
| Priority date | — |
| Expiry date | Nov 13, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/1633
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An ambulatory assistance apparatus operable to assist a user traverse a flat surface and further being configured to have adaptive movement techniques to facilitate assisting a user ascend a staircase. The ambulatory assistance apparatus includes a frame having a left support assembly and a right support assembly with cross members intermediate thereto. A front leg assembly is provided and is secured to the lower front portion of the frame. The front leg assembly is movable in a first adaptive movement technique and a second adaptive movement technique. In the first adaptive movement technique the front leg assembly moves in an upward/downward direction. In the second adaptive movement technique the front leg assembly is pivotally movable. A coupling member is present to control in conjunction with a cable the second adaptive movement technique. A biasing member is present to provide the first adaptive movement technique.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.