Test tube

Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

1. Test tube

1.1 : Top

1.2 : Front

1.3 : Perspective

1.4 : Unfolded

1.5 : Bottom

1.6 : Exploded

1.7 : Unfolded

The claimed design is for the test tube which is a test tube consisting of three different colored elements; the upper part is a purple lid which is provided, at its lower end, with two white connections for a white sample holder structure, and, on its upper part, with two (2) fluid connections and one (1) screw; the lower part is transparent and is provided with four (4) protrusions extending into the white sample holder structure; the upper and lower part can be screwed together; fig. 1.1 is a top view of the transparent lower part and the purple lid; fig. 1.2 shows the assembled test tube in the front position; fig. 1.3 shows the assembled test tube in perspective view with the purple lid in the foreground and the transparent lower part in the rear part of the view; fig. 1.4 shows the disassembled tube, on the left side is the lower transparent part in the side view, on the right side the purple lid assembled with the white sample holder; fig. 1.5 shows the assembled test tube in the bottom view; fig. 1.6 shows the exploded tube, on the left side is the lower transparent part in the side view; in the middle is the purple lid and on the right side the white sample holder is disassembled from the purple lid, wherein the white sample holder comprises a grid-like structure (lower part) and a connector (upper part) fitting in the two white connectors of the purple lid; fig. 1.7 shows the disassembled tube, on the left side is the lower transparent part in the side view, and on the right side is the purple lid assembled with the white sample holder.

Claims

The ornamental design for a test tube, as shown and described.