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A different approach to the walker is the rollator, also called wheeled walker, invented by the Swede Aina Wifalk in 1978. Wifalk had polio. [9] [10] Although originally a brand name, "rollator" has become a genericized trademark for wheeled walkers in many countries, and is also the most common type of walker in several European countries.
Moving walkway inside the Changi Airport station of the Singapore MRT. A moving walkway, also known as an autowalk, [1] moving pavement, [2] moving sidewalk, [3], travolator, [4] or travelator (British English), [5] is a slow-moving conveyor mechanism that transports people across a horizontal or inclined plane over a short to medium distance. [6]
The modern walker, Wifalks most noted invention. Wifalk developed two aids for people with physical impairments: the manuped and the walker. She did not patent her inventions because she wanted to make them available to as many disabled people as possible.
Many parents believe that such walkers teach a child to walk faster. However, they may actually delay walking by two to three weeks for a typical child. [1] The amount of use matters; for every 24 hours babies spend in a baby walker (for example, one hour per day for 24 days), they learn to walk three days later and to stand four days later than they would have.
A quadruped walker, the General Electric Walking truck, on display at the U.S. Army Transportation Museum. A walking vehicle is a vehicle that moves on legs rather than wheels or tracks. Walking vehicles have been constructed with anywhere from one to more than eight legs.
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