Back to results
US 8,608,471 B2Granted
Temperature-controlled stretching rod
AssigneeKrones AG
InventorsErik Blochmann, Arno Haner
Life of this patent
Estimating the term…
Abstract
A hollow stretching rod (10) of a device for blow molding containers is disclosed, wherein the stretching rod (10) has a temperature control medium in an internal conduit (12) for controlling the temperature, and wherein a distance is formed, at least over a certain portion, between the internal conduit (12) and an inner wall (14) of an outer enclosure (13) of the stretching rod (10).
Claims5
A device for blow molding containers with a hollow stretching rod, the hollow stretching rod comprising:
- an internal conduit having a temperature control medium for controlling the temperature;
- and
- an outer enclosure having an inner wall, an insulating distance being formed, at least over a certain portion, between the internal conduit and the inner wall of the outer enclosure;
- the internal conduit being formed from at least one supply line and at least one return line, the supply line and the return line being formed by separate, parallel conducts, open ends of the supply line and the return line being connected via a tip of the stretching rod.
1 more element
Dependencies are inferred from the claim text.