Sample tube with identification

B - Operations – Transporting – 01 – L

Patent

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Details

B01L 3/14 (2006.01) G06K 1/12 (2006.01)

Patent

CA 2735356

A sample tube (1) is provided with a top opening (2) that is surrounded by side walls (3) which merge into a bottom (4), the bottom (4) of the sample tube (1) comprising an essentially flat downside (5) that is arranged farther to the top opening (2), wherein the sample tube comprises an identification portion (6) located at the bottom side of the sample tube (1). The sample tube (1) according to the present invention is characterized in that the identification portion (6) is composed of an opaque material (7) with a first color and a transparent cover layer (8), wherein the transparent cover layer (8) comprises a laser sensitive filler that, upon irradiation with a laser marking beam, turns an irradiated area (9) of the transparent cover layer (8) into an opaque area with a second color that is contrasting from the first color.

La présente invention concerne un tube déchantillon (1) doté dune ouverture supérieure (2) qui est entourée de parois latérales (3) qui fusionnent pour former un fond (4), le fond (4) du tube déchantillon (1) comprenant un côté inférieur sensiblement plat (5) qui est disposé à lautre extrémité par rapport à louverture supérieure (2), le tube déchantillon comprenant une partie didentification (6) située au niveau du côté de fond du tube déchantillon (1). Le tube déchantillon (1) selon la présente invention est caractérisé en ce que la partie didentification (6) est composée dun matériau opaque (7) avec une première couleur et une couche de couverture transparente (8), la couche de couverture transparente (8) comprenant une charge sensible au laser qui, lors de lirradiation avec un faisceau laser de marquage, transforme une zone irradiée (9) de la couche de couverture transparente (8) en une zone opaque avec une deuxième couleur qui contraste avec la première couleur.

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