PLASTIC TUBES SCIENTIFIC PURPOSES

Brand Owner (click to sort) Address Description
INNER QUBES GENTRA SYSTEMS, INC. 13355 10th Avenue N. Suite 120 Minneapolis MN 55441 Plastic tubes for scientific purposes, namely for purifying nucleic acids;
QUBES QIAGEN NORTH AMERICAN HOLDINGS, INC. 19300 Germantown Road Germantown MD 20874 Plastic tubes for scientific purposes, namely for purifying nucleic acids;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. Marine craft has a crushable frontal impact protection structure, comprising transverse bulkhead protecting passenger area; longitudinal crushable tubes; and transverse member. Webs and strengthen tubes, which may be made of extruded, heat treated aluminum; stainless steel; or plastic. Tubes in FIGS. 5 to 7 are splayed, to improve protection against angled impacts C. The forward ends of tubes are tapered, (FIG. 3) to initiate deformation. Tubes may be hexagonal, round, or oval in cross-section. FIG. 8 shows longitudinal bulkheads, and transverse bulkhead in place of tubes. FIG. 9 shows longitudinal corrugated sheets; these may be mounted transversely. FIG. 10 shows how area filled with deformable cellular foam, to act as a buoyancy aid if hull is breached. Side and roar impact protection is also disclosed.