Piecing method and apparatus for a doubler

Details Piecing method and apparatus for a doubler Piecing method and apparatus for a doubler

Filed on

1991-11-26

Date issued

1993-12-07

Examiner

Gilreath, Stanley N.

Patent Class

Winding, tensioning, or guiding

SubClass

Coil holder or support

SubSubClass

Spool or core

Other Related Categories

242 36, 57350, B65H 5400

Type

Patent

Status

active

Patent number

052677010

Description

ABSTRACT:
A piecing apparatus for a doubler provided with a processing robot which moves along units of a doubler. The piecing apparatus comprises two piecing devices, a suction mouth for sucking and holding a yarn on the side of a winding package to guide it toward the piecing device, a relay pipe for sucking and holding a yarn on the side of a feed package to guide it toward the piecing device, an upper yarn separating device for separating a doubled yarn on the side of each winding package guided toward the piecing device, and a lower yarn separating device for separating a yarn on the side of each feed package guide toward the piecing device.

REFERENCES:
patent: 4943009 (1990-07-01), Gerstner-Stevens et al.
patent: 4964268 (1990-10-01), Stahlecker
patent: 5016432 (1991-05-01), Stahlecker
patent: 5044148 (1991-09-01), Fujiwara
patent: 5118044 (1992-06-01), Banba

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