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2. Stairclimber - Wikipedia

   en.wikipedia.org/wiki/Stairclimber

   Manual stairclimber wheels can be fitted to hand trucks (sack trucks) and as the name implies, are designed to aid the moving of goods up or down stairs. This type of stairclimber relies on a wheel configuration known as tri-star, three wheels set into a triangle configuration replacing the standard wheel on either side.

3. Hand truck - Wikipedia

   en.wikipedia.org/wiki/Hand_truck

   Later, such trucks were amended for use in many different industries, such as brewing, where hops were moved in sacks and in relocation, where removal companies manage heavy loads with hand trucks. Some hand trucks are equipped with stairclimber wheels, which, as the name implies, are designed to go up and down stairs. These stair climbing hand ...

4. Escalator - Wikipedia

   en.wikipedia.org/wiki/Escalator

   Illustration from U.S. Patent#25,076: Revolving Stairs, issued August 9, 1859, to Nathan Ames. Nathan Ames, a patent attorney from Saugus, Massachusetts, is credited with patenting the first "escalator" in 1859, even though no working model of his design was ever built. His invention, the "revolving stairs", is largely speculative and the ...

5. Stair climbing - Wikipedia

   en.wikipedia.org/wiki/Stair_climbing

   Stair climbing has developed into the organized sport tower running.Every year several stair climbing races are held around the world with the competitors running up the stairs of some of the world's tallest buildings and towers (e.g., the Empire State Building, Gran Hotel Bali), or on outside stairs such as the Niesenbahn Stairway.

6. Handcar - Wikipedia

   en.wikipedia.org/wiki/Handcar

   3-wheeled handcar or velocipede on a railroad track Preserved railroad velocipede on exhibit at the Toronto Railway Historical Association. A handcar (also known as a pump trolley, pump car, rail push trolley, push-trolley, jigger, Kalamazoo, [1] velocipede, or draisine) is a railroad car powered by its passengers, or by people pushing the car from behind.

7. Rock-climbing equipment - Wikipedia

   en.wikipedia.org/wiki/Rock-climbing_equipment

   UIAA-certified twin ropes. Rock-climbing equipment is broadly classed as Personal Protective Equipment (PPE). [7] The International Climbing and Mountaineering Federation (known as the UIAA) was an important early body—and the only body pre-1995—in setting standards for climbing equipment.