Patent ID: 9605439
Date: 2017-03-28
CPC Classifications: A47B,B66F,E04F,E04G,F16M

Claim:
1. A kitchen cabinet installation jack in a box, comprising: a. a rectangular base having an inner surface, an outer surface, two parallel long sidewalls and two parallel short sidewalls; b. a pair of vertically extending scissor columns each having a bottom end adapted to engage with said base and an upper end adapted to be attached to a bottom surface of a top cap, wherein each of said scissor columns including at least one pair of arms which are pivotally movable relative to one another between a folded position and an unfolded position; c. a plurality of cross elements coupling said scissor columns together for cooperative vertical movement; d. a knob screw mechanism mechanically coupled with at least said two cross elements placed horizontally to each other for applying a force in a horizontal direction for unfolding the base part from the folded position to the unfolded position; e. a pair of 3-channel rolling tracks mounted on said long sidewalls of said base being engaged with said bottom end of said scissor columns, wherein said rolling tracks having a plurality of bearing for smooth movement of said arms; f. a pair of top-rails mounted on the bottom surface of said top cap being engaged with said upper end of said scissor columns, and g. said base and said top cap sized to fit and completely enclose said scissor columns and said cross elements in the folded position, thereby providing the jack in a box.