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US 10,329,191 B2Granted
Glass roll, product having a glass roll, device and method for the manufacture thereof
AssigneeSchott AG
InventorsAndreas Ortner, Andreas Habeck, Clemens Ottermann, Thomas Roßmeier, Frank Macherey, Jürgen Vogt, Rainer Liebald, Thomas Wiegel, Ulrich Battmer, Uwe Wilkens
Life of this patent
Estimating the term…
Abstract
A glass roll, as well as a device and a method for manufacturing the glass roll are provided. The glass roll includes a glass ribbon having a thickness, a length in an x-direction, and a width in a y-direction. The glass ribbon has at least one defect site at a position, as well as at least one error mark disposed on the glass ribbon, and is wound up into a glass roll.
Claims16
A glass roll comprising:
- a glass ribbon having a thickness, a length in an x-direction, and a width in a y-direction, the glass ribbon having at least one defect site at a position defined in the x and y directions, the glass ribbon being wound up into a roll, the glass roll having at least one error mark that identifies the position of the defect site and has a plurality of equidistant positional marks disposed along a lengthwise edge and within the width of the glass ribbon, the plurality of equidistant positional marks comprising information on a location in the x-direction of each of the plurality of positional marks.
A glass roll comprising:
- a glass ribbon having a thickness, a length in an x-direction, and a width in a y-direction, the glass ribbon having at least one defect site at a position defined in the x and y directions, the glass ribbon being wound up into a roll, the glass roll having at least one error mark that identifies the position of the defect site;
- and
- a plurality of equidistant positional marks disposed along a lengthwise edge, wherein at least one of the plurality of positional marks has readable information on the position of the defect site relative to the positional mark.
A glass roll comprising:
- a glass ribbon having a thickness, a length in an x-direction, and a width in a y-direction, the glass ribbon having at least one defect site at a position defined in the x and y directions, the glass ribbon being wound up into a roll, the glass roll having at least one error mark that identifies the position of the defect site,
- wherein the glass roll comprises a use region distanced in the y-direction from a lengthwise edge, the position being in the use region,
- wherein the at least one defect site in the use region is protected by a protector that is disposed locally on the defect site, and
- wherein the protector is disposed only on a convex outer side of the roll.
1 more element
Dependencies are inferred from the claim text.