Center for Appropriate Transport Center for Appropriate Transport The Center for Appropriate Transport (CAT) is a non-profit community center dedicated to bicycles and alternative transport located in Eugene, Oregon, United States. CAT holds publicly funded educational workshops for teaching youth from ages 12 to 21. Within the facility there is a public bicycle repair workspace and a bike machine-shop for the design and manufacture of special-purpose bikes, particularly cargo bikes and recumbents. There is also a bike museum on site, a bike rack-building workshop, and a sewing facility. CAT formerly held the offices of "Oregon Cycling" magazine, which ceased publishing in 2009. CAT is
Reinventing the wheel which embody the reasoning characteristic of the field. "Reinventing the wheel" may be an ironic cliche – it is not clear when the wheel itself was actually invented. The modern "invention" of the wheel might actually be a "re-invention" of an age-old invention. Additionally, many different wheels featuring enhancements on existing wheels (such as the many types of available tires) are regularly developed and marketed. The metaphor emphasizes understanding existing solutions, but not necessarily settling for them. The term has also been used to describe the first non-circular wheel, invented in 2012, that takes the form of a three-dimensional sine