HEATING PLANT FOR CONTAINER PREFORMS
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United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Feb 26, 2014
filing date -
Feb 28, 2013
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A heating plant (10) for performs (20), comprises:—at least one tunnel (3, 3′) for the passage of a plurality of preforms (20)—a plurality of infrared radiation lamps (6) along the tunnel (3, 3′);—forced ventilation means (2) for generating a ventilating air flow (F2, F3) through the tunnel (3, 3′),—at least one recirculation channel (15, 15′) arranged to receive the ventilating air flow (F2, F3) exiting from the tunnel (3, 3′),—a mixing member (30), including a first inlet (31) for ambient air, a second inlet (32) for the ventilating air (F2, F3) and at least one mixed air flow outlet (F1), in which the mixing member (30) is shaped and arranged so as to convey the mixed air flow (F1) towards the forced ventilation means (2),—at least one mobile shutter (35) for regulating the degree of opening of the inlets (31, 32),—a hot air source (40);—flow means (45) for conveying the hot air from the source (40) towards the mixing member (30).
First Claim
Other Claims data not available