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2. The best walker for seniors of 2024 according to therapists ...

   www.aol.com/lifestyle/best-walker-seniors...

   The Centers for Disease Control and Prevention (CDC) reports that more than 1 in 10 Americans have a severe mobility disability that hinders their ability to walk or climb stairs, with many more ...

3. Pedrail wheel - Wikipedia

   en.wikipedia.org/wiki/Pedrail_wheel

   Definition. According to the 1913 Webster's Revised Unabridged Dictionary, a pedrail is: A device intended to replace the wheel of a self-propelled vehicle for use on rough roads and to approximate to the smoothness in running of a wheel on a metal track. The tread consists of a number of rubber shod feet which are connected by ball-and-socket ...

4. Escalator - Wikipedia

   en.wikipedia.org/wiki/Escalator

   Escalator. For the album by Sam Gopal, see Escalator (album). An escalator is a moving staircase which carries people between floors of a building or structure. It consists of a motor -driven chain of individually linked steps on a track which cycle on a pair of tracks which keep the step tread horizontal.

5. Continuous track - Wikipedia

   en.wikipedia.org/wiki/Continuous_track

   Continuous track or tracked treads are a system of vehicle propulsion used in tracked vehicles, running on a continuous band of treads or track plates driven by two or more wheels. The large surface area of the tracks distributes the weight of the vehicle better than steel or rubber tyres on an equivalent vehicle, enabling continuous tracked ...

6. Stair tread - Wikipedia

   en.wikipedia.org/wiki/Stair_tread

   Stair tread. A stair tread is the horizontal portion of a set of stairs on which a person walks. The tread can be composed of wood, metal, plastic, or other materials. In residential settings, treads can be covered in carpeting. Stair treads can come in non-slip varieties, particularly in commercial or industrial locations.

7. Tire tread - Wikipedia

   en.wikipedia.org/wiki/Tire_tread

   The tread of a tire or track refers to the rubber on its circumference that makes contact with the road or the ground. As tires are used, the tread is worn off, limiting its effectiveness in providing traction. A worn tire can often be retreaded . The word tread is often used casually to refer to the pattern of grooves molded into the rubber ...