Textiles: manufacturing – Thread finishing – Surface modification of running length
Patent
1993-06-22
1994-11-08
Crowder, Clifford D.
Textiles: manufacturing
Thread finishing
Surface modification of running length
28220, 28278, 19115R, D02G 114
Patent
active
053614682
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.
REFERENCES:
patent: 217325 (1883-01-01), Fletcher
patent: 3140525 (1964-07-01), Lamb
patent: 4979274 (1990-12-01), McCullough, Jr.
patent: 5265314 (1993-11-01), Enderlin
Crowder Clifford D.
Worrell Jr. Larry D.
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