Patent ID: 8109708
Filing Date: 2012-02-07
Classification: B62B

Abstract:
1. A trolley for use in conjunction with other like trolleys for transporting a rack having an upright resting on a plurality of spaced apart horizontally extending shoes, said shoes bearing substantially the entire weight of said rack and each being spaced apart from a floor by a pair of feet, said trolley including: a shoe-supporting member having a solid plate upon which one said shoe is adapted to be seated, said plate bearing the entire weight of said one shoe; first and second pairs of wheeled housings with each of said wheeled housings having selectively vertically adjustable first and second wheels or casters, respectively; said wheeled housings of said first pair of wheeled housings being connected to said shoe-supporting member at opposite ends thereof whereby said plate of said shoe-supporting member extends between wheeled housings of said first pair of wheeled housings, said second pair of wheeled housings having means for selectively each being clamped to said plate of said shoe-supporting member and when so clamped maintaining said plate in a horizontal position spaced above said floor, said plate ascending and descending as said first and second wheels or castors ascends and descends with resulting raising and lowering of said feet from and to said floor.