Patent ID: 6336743
Filing Date: 2002-01-08
Classification: A47B,Y10T

Abstract:
A sliding device of a drop-leaf table, said sliding device comprising:a primary rail provided with two opposite fitting slots, two corresponding opposite fitting protrusions, and a connection plate located between each pair of said fitting slots and said fitting protrusions and provided with a rotary gear mounted thereon, said primary rail being provided at both ends thereof with a connection piece for fastening a leg; an inner rail provided with two opposite fitting slots and two corresponding opposite fitting protrusions, and a connection plate which is located between each pair of said fitting slots and said fitting protrusions and is provided with a row of toothed holes, said fitting protrusions being fitted into said fitting slots of said primary rail such that such rotary gear slides along said row of said toothed holes; and an outer rail provided with two opposite fitting slots and two corresponding opposite fitting protrusions, and a connection plate provided with a row of toothed holes, said fitting slots being fitted over said fitting protrusions of said primary rail such that said gear slides along said row of toothed holes; wherein said toothed holes of both said inner and outer rails have an elongated shape aligned perpendicular to said rails, and said rotary gear has gears that are also elongated in shape corresponding to and engaged with said toothed holes of both said inner and outer rails.