To overcome this limitation, omnidirectional wheels with actively driven rollers have been proposed. These designs, however, require additional components, which increase weight. This is because multi ...

United Airlines said it was working with authorities on the investigation. A dead body was found in the wheel well of a United Airlines jetliner after the aircraft landed in the Hawaiian island of ...

This piece from VASAGLE—a 2-tier mobile printer stand—is the perfect example ... a lower open shelf that can support up to 33 lb, and 4 sturdy wheels—2 of which are lockable to keep it ...