System for automatically rippling and hackling wig yarns
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Nov 8, 1994
Grant Date -
N/A
app pub date -
Jun 22, 1993
filing date -
Jun 22, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A system for automatically rippling and hackling wig yarns. The system comprises a rippling heater having a pair of wave rollers each having a waveformed surface and a heating coil, a cooler having a cooling belt and a blast unit comprising a blast fan, a blast pipe and a blast diffuser, a hackling device for hackling the wig yarns from the cooler, a pair of tension rollers arranged between the cooler and the hackling device, and a plurality of pulling rollers having different diameters. The hackling device comprises a plurality of hackling units and/or a plurality of hackling conveyors. The hackling unit includes hackle bar driven by a drive unit, the hackle bar having a plate provided with a plurality of erected hackle pins and vertically reciprocating by the rotational force of the drive unit. The hackling conveyor includes a pair of belt pulleys and an endless hackle belt wrapping about the belt pulleys and having a plurality of erected hackle pins, the hackle belt moving in a direction opposite to a feeding direction of the wig yarns.
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