GCIDE(0.00 / 0 votes)Rate this definition: 1  Hump(n.) (Railroad) a portion of a switchyard with a slanting track in which freight cars may coast without an engine and be sorted through a series of switches. 2  Hump(v. t.) (Railroad) to sort freight cars by means of a hump.
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Our lightweight series ranges in seat width from 14 inches all the way up to 30 inches, and a maximum weight capacity of 550 lbs. You can purchase lightweight folding chairs from the leading wheelchair manufacturer in the country. We provide super lightweight chairs that are easy to fold and store. Light wheelchairs are typically made from aluminum but sometimes from steel or a combination of both metals, which affords their less than standard weight class. Light Wheelchairs in this category generally weigh from 29 â 34 pounds each. We have many wheelchairs to choose from in this range and well below 29 lbs as well within the lightweight category. If it is weight youâre looking for, ask about our new 14.5 lb frame ERGO FLIGHT.