Abstract: A glass manufacturing apparatus can include a first elongated member, a second elongated member, and an elongated anvil member aligned with a space disposed between the first elongated member and the second elongated member. Methods can include rotating the first elongated member and the second elongated member while the elongated anvil member contacts a first major surface of the glass ribbon. In another embodiment, a glass manufacturing apparatus can include a first and second row of suction cups, and an elongated anvil member. The elongated anvil member can be engaged with a first major surface of the glass ribbon between the first and second row of suction cups that are attached to the first major surface of the glass ribbon. The glass manufacturing apparatus is configured to produce a score line on the second major surface of the glass ribbon along the elongated anvil member.

Abstract: A glass manufacturing apparatus includes a first nozzle including a first orifice facing a travel path. The glass manufacturing apparatus includes a gas source in fluid communication with the first nozzle, with the gas source directing a gas flow to the first nozzle. The glass manufacturing apparatus includes a controller coupled to one or more of the gas source or the first nozzle to vary the gas flow from the gas source the first nozzle such that the first nozzle is discharges a series of gas bursts through the first orifice toward the travel path at a frequency within a range from about 10 Hz to about 45 Hz. A second nozzle is spaced apart from the first nozzle. The second nozzle includes a second orifice facing the travel path. The second nozzle discharges a continuous gas flow through the second orifice toward the travel path.

Abstract: A glass manufacturing system including a scoring assembly. The scoring assembly including a scoring device disposed along a first surface of a glass ribbon and a backing device disposed along a second surface of the glass ribbon directly opposite the scoring device. The scoring assembly is configured to delineate a peripheral region from a central region of the glass ribbon by forming a vertical score line along the first surface as the glass ribbon moves downward in a y-axial direction between the scoring device and the backing device.

Abstract: A glass manufacturing apparatus includes a glass ribbon gripping device including a first column of jaw clamps spaced from one another along a first clamp path extending in a glass ribbon travel direction of the glass manufacturing apparatus. The glass manufacturing apparatus includes a second column of jaw clamps spaced from one another along a second clamp path extending in the glass ribbon travel direction of the glass manufacturing apparatus. The first column of jaw clamps and the second column of jaw clamps are spaced apart in a lateral direction perpendicular to the glass ribbon travel direction. Additionally, methods of manufacturing a glass ribbon with the glass manufacturing apparatus are provided.

Abstract: Method and apparatus for processing a glass sheet having opposing, first and second major surfaces. The glass sheet is delivered to a pre-positioning station. The pre-positioning station is operated to spray a liquid onto the first major surface to stabilize the glass sheet. The stabilized glass sheet is delivered to a washing station. The washing station is operated to wash the glass sheet. The washed glass sheet is delivered to a drying station. The drying station is operated to dry the glass sheet. With some methods of the present disclosure, by stabilizing the glass sheet at the pre-positioning station immediately prior to the washing station, the likelihood of physical contact between the glass sheet and components of the washing station are minimized.

Abstract: Apparatus and methods for processing a glass sheet are disclosed. A first plurality of fluid outlets are directed at a first major surface of a glass sheet and a second plurality of fluid nozzles are directed at a second major surface of the glass sheet. The first plurality of fluid nozzles and second plurality of fluid nozzles are spaced apart at an adjustable gap, and the gap can be increased or decreased during processing the glass sheet. The apparatus and methods can be used to reduce bow in a glass sheet.

Abstract: A glass treatment apparatus comprise at least one upstream working device including a working wheel configured to rotate such that a working surface of the working wheel machines a surface portion of a glass sheet. The glass treatment apparatus further includes a downstream working device includes a working wheel comprising a cleaning wheel. In further examples, methods of treating glass comprise the step of machining a surface portion of a glass sheet with a working surface of a first rotating working wheel and the step of machining the surface portion of the glass sheet with a working surface of a second rotating working wheel comprising a cleaning wheel.

Abstract: A glass manufacturing apparatus can include a first elongated member, a second elongated member, and an elongated anvil member aligned with a space disposed between the first elongated member and the second elongated member. Methods can include rotating the first elongated member and the second elongated member while the elongated anvil member contacts a first major surface of the glass ribbon. In another embodiment, a glass manufacturing apparatus can include a first and second row of suction cups, and an elongated anvil member. The elongated anvil member can be engaged with a first major surface of the glass ribbon between the first and second row of suction cups that are attached to the first major surface of the glass ribbon. The glass manufacturing apparatus is configured to produce a score line on the second major surface of the glass ribbon along the elongated anvil member.

Abstract: A method of cutting a glass article includes translating a laser beam relative to a first surface of the glass article. The laser beam includes a beam waist having a center. The center of the beam waist of the laser beam is positioned at or below a second surface of the glass article. The laser beam creates a plurality of defects along a score line in the glass article such that the plurality of defects extends a distance into the glass article, and at least some individual defects of the plurality of defects are non-orthogonal to the first surface of the glass article and are biased in a direction of translation of the laser beam. Glass articles having edge defects are also disclosed.

Abstract: An apparatus and method for cleaning a glass substrate is disclosed, the apparatus including a shroud assembly arranged along a conveyance path of a glass substrate such that an opening of shroud portion of the shroud assembly is adjacent the glass substrate. A nozzle assembly contained within a hollow interior space of the shroud assembly rotates while directing a jet of gas at the glass substrate, dislodging particulate. A vacuum is applied to a second interior hollow space defined by a skirt portion extending around the shroud, thereby removing the dislodged particulate. A second vacuum is applied to a back portion of the shroud to remove particulate accumulated in the shroud. The apparatus may further include a gas knife arranged adjacent the shroud assembly and a vacuum channel arranged below the shroud assembly.

Abstract: Abrasive machining apparatuses and methods of finishing glass articles with abrasive machining apparatuses are disclosed herein. In one embodiment, an abrasive machining apparatus includes a support base, an edge finishing unit, and an edge finishing unit position sensor. The edge finishing unit includes an abrasive machining spindle having an abrasive wheel that is coupled to a motor and a pivot mechanism that is coupled to the support base. The pivot mechanism has an axis about which the abrasive machining spindle pivots. The abrasive machining spindle is pivotable between an extended position and a retracted position. The actuator is coupled to the edge finishing unit and to the support base and selectively positions the abrasive machining spindle about the axis. The edge finishing unit position sensor is coupled to the support base and is oriented to detect a position of the abrasive machining spindle.

Abstract: An apparatus and method for guiding a glass substrate positioned in a vertical orientation into a downstream process. A pair of guide arms move with the glass substrate and constrain lateral movement of an otherwise unsupported bottom edge of the glass substrate. Sensors sense a position of the glass substrate, while a controller calculates a speed of the glass substrate in a conveyance direction and positions the guide arms.

Abstract: An apparatus for processing a glass web can include a gas nozzle to generate a curtain of gas to entrain debris generated during a separation procedure. In further embodiments, apparatus for processing a glass web includes a washing device including a housing with a partition dividing an interior of the housing into a first area and a second area. In still further embodiments, apparatus for processing a glass web includes a coating chamber positioned down-stream from a washing device, wherein the coating chamber includes at least one port configured to dispense a coating on at least one major surface of the glass web. Methods can include entraining debris generated during a separation procedure into a gas curtain. Further methods include washing a glass sheet within a housing including two interior areas and coating a washed glass sheet with a protective coating.

Abstract: A method for producing a glass article includes forming a glass sheet from a molten glass source and separating the glass article from the glass sheet. During the step of separating the glass article from the glass sheet, the water content of the atmosphere surrounding the glass sheet is controlled to be below a predetermined value. Such control of the water content of the atmosphere surrounding the glass article can effectively reduce the density of particles adhered thereto.

Abstract: Methods of producing a glass sheet each comprise the step of creating a vacuum to force the entire lateral portion of the glass ribbon to engage an anvil portion of a breaking device in the elastic zone. The vacuum is provided by a plurality of pressure zones that are operated independent from one another, wherein each pressure zone is provided with a set of suction cups. In further examples, glass ribbon breaking devices each include a plurality of pressure zones that are configured to be operated independent from one another with each pressure zone being provided with set of suction cups.

Abstract: A glass support system for a glass edge finishing apparatus includes a vacuum member that is configured to extend lengthwise in a glass feed direction and along an edge of a glass substrate. The vacuum member has a vacuum body that includes a pressure chamber located therein and a support surface having an array of vacuum openings extending therethrough and in communication with the pressure chamber. The array of vacuum openings is arranged in multiple, side-by-side rows with substantially uniform spacing between the vacuum openings along each one of the multiple rows.

Abstract: A glass manufacturing apparatus may be configured to facilitate a process of separating a glass ribbon along a separation path extending across a width of the glass ribbon. In one example, the glass manufacturing apparatus comprises at least one anvil-side vacuum port defined by an elongated nose and an elongated anvil member. The anvil-side vacuum port is configured to remove glass debris during the process of separating the glass ribbon. In another example, the glass manufacturing apparatus comprises a scoring device and a score-side vacuum port configured to remove glass debris generated during the process of separating the glass ribbon.

Abstract: An apparatus for cleaning a glass sheet moving along a conveyed direction is disclosed herein. The apparatus comprises a first plurality of spraying devices coupled to a water supply and positioned away from a first surface of the glass sheet in a first angle measured from the first surface of the glass sheet, and a control unit configured to supply water from the water supply into the first plurality of spraying devices such that the first plurality of spraying devices spray water from the water supply in a first plurality of spraying sections at the first angle over an edge of the glass sheet, thereby forming a first cleaning zone on the first surface of the glass sheet.

Abstract: Process for removing peripheral portions such as bead regions of a glass sheet including a step of pushing the glass sheet in the peripheral portion using a pushing mechanism such as a pushing bar, and corresponding apparatus. As a result of the use of the pushing mechanism, the engagement completion time for suction cups, if used, are reduced significantly. A process without using suction cups is enabled with enhanced yield. The increased process stability and enlarged process window are particularly advantageous for processing glass sheets having high flexibility.

Abstract: A method of cutting a glass article includes translating a laser beam relative to a first surface of the glass article. The laser beam includes a beam waist having a center. The center of the beam waist of the laser beam is positioned at or below a second surface of the glass article. The laser beam creates a plurality of defects along a score line in the glass article such that the plurality of defects extends a distance into the glass article, and at least some individual defects of the plurality of defects are non-orthogonal to the first surface of the glass article and are biased in a direction of translation of the laser beam. Glass articles having edge defects are also disclosed.