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Class Information
Number: 26/99
Name: Textiles: cloth finishing > Expanding device for textile webs > Spreader > Roller spreader
Description: Spreader comprising a rotatable cylinder extending substantially continuously thwart the entire width of the running length of cloth and constructed to compel successive running half-width increments oppositely outwardly from the common center.


Sub-classes under this class:

Class Number Class Name Patents
26/100 Axially slidable sections 5
26/105 Bi-helical 25
26/101 Bowed 9


Patents under this class:

Patent Number Title Of Patent Date Issued
7596839 Method and device for longitudinal drawing of a film web Oct. 6, 2009
7587798 Wide nonwoven and the process and machine for its manufacture Sep. 15, 2009
6973702 Web expander Dec. 13, 2005
6785937 Slit neck spunbond process and material Sep. 7, 2004
6554754 "Smart" bowed roll Apr. 29, 2003
6145174 Stretcher roller Nov. 14, 2000
5732748 Composite material fabric based on predominantly untwisted coarse multifilament warp & weft threads Mar. 31, 1998
5666704 Detwisting mechanism for fabric processing line Sep. 16, 1997
5630260 Method and apparatus for discharging fabric from cloth spreading machine May. 20, 1997
5537726 Longitudinal film stretcher especially for thermoplastic film Jul. 23, 1996
5461760 Sleeve stretcher assembly for a spreader roller Oct. 31, 1995
5455992 Roller assembly for expanding the width of a web Oct. 10, 1995
5273197 Roller for guiding and stretching bands and film webs Dec. 28, 1993
5067646 Apparatus for controlling a web Nov. 26, 1991
5043036 Width stretching device Aug. 27, 1991
5005747 Mounting for the spiral flights at the opposite ends of a bale wrapping material spreader roll Apr. 9, 1991
4862565 Spreader roll for wrinkle-free traveling web Sep. 5, 1989
4802348 Apparatus for tentering hides Feb. 7, 1989
4760627 Apparatus for an oscillating pinch roll assembly utilized in the extrusion of blown films Aug. 2, 1988
4748909 Transverse stretching apparatus for a moving web Jun. 7, 1988
4726293 Wrinkle-preventing passive roller system for printing machines Feb. 23, 1988
4656702 Expander and guider roller Apr. 14, 1987
4631911 Apparatus for removing twist from moving fabric and method for accomplishing same Dec. 30, 1986
4449659 Roller for adjusting the width of a travelling web May. 22, 1984
4368565 Grooved roller assembly for laterally stretching film Jan. 18, 1983
4336638 Apparatus for stretching plastic webs Jun. 29, 1982
4286428 Apparatus for detwisting textile fabrics in rope form Sep. 1, 1981
4116892 Process for stretching incremental portions of an orientable thermoplastic substrate and product thereof Sep. 26, 1978
4087226 Stretching webs of sheet material May. 2, 1978
4003684 Apparatus for treating webs of filtering material for tobacco product filters, particularly cigarette filters Jan. 18, 1977
3973446 Web aligner Aug. 10, 1976



 
 
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