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Class Information
Number: 226/31
Name: Advancing material of indeterminate length > With material-responsive control means > To regulate longitudinal movement of material > Registration > Of continuously moving material > By means to vary speed of material momentarily > By means to vary speed of feed roll > By ancillary power source
Description: Device wherein the change in the rate of rotation of the feedroll* is effected by an auxiliary motive means for the feedroll.










Patents under this class:

Patent Number Title Of Patent Date Issued
8596509 High speed and fine substrate alignment apparatus in roll to roll system Dec. 3, 2013
6810812 Method for regulating the tension of a web Nov. 2, 2004
6626343 Method and apparatus for pinless feeding of web to a utilization device Sep. 30, 2003
6450383 Method and apparatus for pinless feeding of web to a utilization device Sep. 17, 2002
6354478 Apparatus for guilding an endless paper web Mar. 12, 2002
6305857 Method and apparatus for pinless feeding of web to a utilization device Oct. 23, 2001
6279807 Method and apparatus for pinless feeding of web to a utilization device Aug. 28, 2001
6209606 Apparatus for producing packaging material having a tear tape Apr. 3, 2001
6164848 Process and circuit for printing a print image Dec. 26, 2000
6056180 Method and apparatus for pinless feeding of web to a utilization device May. 2, 2000
5979732 Method and apparatus for pinless feeding of web to a utilization device Nov. 9, 1999
5967394 Method and apparatus for pinless feeding of web to a utilization device Oct. 19, 1999
5833107 Apparatus for drawing, a web through a synchronization section of a bag making machine Nov. 10, 1998
5820007 Method and apparatus for pinless feeding of web to a utilization device Oct. 13, 1998
5766405 Apparatus for producing a laminated strip of a metal foil and a plastic film Jun. 16, 1998
5356062 Roll feed apparatus for intermittently feeding a workpiece Oct. 18, 1994
4919049 Web feed printing press Apr. 24, 1990
4007866 Web transport arrangement Feb. 15, 1977











 
 
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