Patent ID: 7632465

Claim:
A tray for sample vessels, comprising: an upper surface with a plurality of orifices arranged in respective matrix configurations of four orifices forming a square, wherein each of the orifices accommodates one sample vessel and comprises two straight planar positioning walls which form a right angle and define a positioning corner, wherein each positioning corner of an orifice in a matrix configuration establishes a respective corner of the square, and wherein each of the orifices includes a planar flexible support wall positioned at a center of the square of each respective matrix configuration so as to be located opposite to the positioning corner of the orifice, the flexible support wall having an upper edge, two lateral edges and a lower edge, the upper surface of the tray joining the upper edge of the support wall, wherein the flexible support wall of the orifices elastically presses a sample vessel inserted into the orifice towards the positioning corner thereof, and wherein each of the orifices has at least one planar side wall joining a lateral edge of a respective flexible support wall to a lateral edge of a respective one of the positioning walls.