Patent ID: 6997114
Filing Date: 2006-02-14
Classification: A47B

Abstract:
1. A movable “L” type desk comprising: a main desk consists of a main beam with a main leg each on both ends of said main beam and form a rack on floor, a main desk board; an extension desk consists of an extension beam with an extension leg on one end, the other end of said extension desk connects to one of said main leg of said main desk with a connection mechanism rotatably, a rolling wheel is on the bottom of said extension leg, an extension desk board; said connection mechanism is to have said main leg connected to said extension leg divide into a top, a bottom leg, top of said top leg connects to said main beam, a round shaft is on top of said bottom leg, a hollow connecting tube is installed vertically near the ope end of said extension beam, at least one rub-resistant ring is inside said connecting tube, said round shaft passes through said rub-resistant ring, the top of said round shaft passes through the said rub-resistant ring and connects to said top leg wherein top of said round shaft passes through said connecting tube and is fixed with a top ring, a wing board extends from the bottom of said top ring, said wing board is fixed on the bottom of said top leg.