FIELD: containers for storage or transport of articles or materials.
SUBSTANCE: double-chamber container comprises inner chamber, outer chamber which envelopes the inner chamber and head member made by shaping a polymeric material. The head member is secured to the top edges of the walls of the inner and outer chambers. The head member has two passages. The inner chamber is arranged inside the outer chamber for permitting communication of each passage with one of the chambers. The device comprises inner and outer mandrels. The inner mandrel is mounted inside the outer mandrel for moving inward and outward. The both of the mandrels are mounted for joined movement inward and outward in shaping space of the mould. Each mandrel has projection to form the passage provided in the head member and connected with the corresponding chamber.
EFFECT: simplified manufacturing and improved design.
1 cl, 9 dwg
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