Patent ID: 7000785
Filing Date: 2006-02-21
Classification: B01L

Abstract:
1. A tube rack comprising a row of parallel chambers joined to each other, each chamber open at one end and each chamber comprising: lateral walls arranged about an axis, and first and second sets of resilient tabs, each tab integrally molded as a continuous structure with one of said walls and each tab extending toward, and at an acute angle to, said axis and away from said open end, each set of tabs comprising at least three of said tabs arranged about said axis in a centering arrangement to receive and hold a cylindrical tube of circular cross section inside said chamber in a stable position coaxial with said chamber, said first set of tabs axially displaced from said second set of tabs, said tube rack comprising separate upper, middle, and lower molded sections and means for fitting said sections together, said first set of tabs being molded as part of said upper section, and said second set of tabs being molded as part of said middle section.