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Skateboarding, quad roller skates: Predecessor: Powell Corporation (2005) [1] Founded: 1978; 47 years ago () Founder: George Powell and Stacy Peralta: Successor: Powell Corporation (1991) Products: Skateboard decks, skateboard wheels, quad roller skate wheels, bearings and accessories: Website: powell-peralta.com
A cylindrical roller bearing. Roller bearings are the earliest known type of rolling-element-bearing, dating back to at least 40 BC. Common roller bearings use cylinders of slightly greater length than diameter. Roller bearings typically have a higher radial load capacity than ball bearings, but a lower capacity and higher friction under axial ...
Deluxe Distribution is an Ermico Enterprises, Inc.-owned American skateboarding company founded in 1986 with limited partner Brian Ware in San Francisco. [citation needed] Deluxe was formed to distribute the Beware Record label, and other small record labels popular with skateboarders, along with Thunder Trucks and Supercush Bushings. [2]
1876: William Brown in Birmingham, England, patented a design for the wheels of roller skates. Brown's design embodied his effort to keep the two bearing surfaces of an axle, fixed and moving, apart. Brown worked closely with Joseph Henry Hughes, who drew up the patent for a ball or roller bearing race for bicycle and carriage wheels in 1877 ...
Hyatt Roller Bearing Company was a manufacturer of roller bearings from 1892 to 1916, when it was acquired by General Motors. It continued as a distinct division of GM for many years. The company struggled at first, then entered a phase of profitable growth under the leadership of Alfred P. Sloan (later president of General Motors). The ...
Running wheels (also known as road wheels or tractor wheels): positioned on the top of the rail, bearing the weight of the train. Side friction wheels: positioned on a horizontal plane, either inside or outside of the rails. These hug the sides of the rail, keeping the train centered.