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8156764 |
Device for gravity-bending glass on several support moulds with controlled transition between moulds
A device for gravity bending of at least one glass sheet supported by at least one support forming part of a bending assembly, plural supports supporting the sheet during bending. The device...
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8132428 |
Glass sheet forming method
A method for forming glass sheets is performed by a system (10) that includes a forming station (14) having lower and upper molds (28, 30) between which glass sheets G are cyclically received from...
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7856851 |
Process for bending a glass panel with a plurality of supports
A glazing element-bending process including first to fourth stages. The first stage bends the glazing element through gravitational depression on a first support providing it with a first central...
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7770414 |
Process and device for manufacturing glass sheet
The present invention relates to a process for manufacturing flat sheets of a glass-based material and to an apparatus therefor. The process comprises providing a glass preform, heating the glass...
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7748237 |
Convection glass heating furnace
The invention disclose a convection glass heating furnace, which includes upper and lower furnace bodies, at least one gas-collection box are set in the upper and lower furnace bodies respectively,...
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7707853 |
Process for partial shaping of flat glass or glass-ceramic articles and apparatus for performing same
In the process for partially shaping, a glass/glass ceramic article (5) is held on a planar support plate (1) by suction. The glass/glass ceramic article is heated to soften it, so that it has a...
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7401476 |
Method and apparatus for bending a glass sheet
A heated and softened glass sheet is put on a bending surface of a frame unit to be preliminarily bent by gravity before the glass sheet is pressed by an upper mold and the frame unit. There are...
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7401477 |
Method for bending a glass sheet
A glass sheet, which has been heated to have a viscosity of not lower than 105 Pa·s and not higher than 108 Pa·s, is pressed against a mold having a certain bending surface to be bent. There are a...
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7383700 |
System for heat treatment of glass
A system and a process for heat treatment of glass or other materials where fan air is blown into a heating chamber via propellant air fans and the chamber air is circulated. In order to achieve...
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7367205 |
System for simultaneously heating and cooling glass
A system and method for heating, forming, and tempering a glass sheet includes pre-heating the glass sheet to at least a first predetermined temperature. The system and method includes also...
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7308806 |
Air-exhausting lehr for laminated glass sheets
The invention relates to an air-exhausting lehr for laminated glass sheets, including a tunnel-like lehr, a conveyor, including elements for carrying laminated glass sheets in a substantially...
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7302813 |
Method and device for bending glass panes in pairs
In a method for bending, in pairs, panes placed one upon the other, heated to their softening temperature, the pair or panes is deposited on a bending frame and prebent under action of the force of...
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7290405 |
Method and apparatus for conducting heat to a glass sheet
Method for transferring heat onto a glass in the furnace meant for heat treatment of glass, into which glass is transferred on a path of rollers, furnace heated by resistors (5) located inside of...
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7231787 |
Apparatus and method for bending and/or tempering glass
An apparatus and method for bending and/or tempering glass substrate(s) are provided. The amount of near-IR radiation which reaches the glass to be bent and/or tempered is limited (e.g., via...
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7216510 |
Method for the forming of glass or glass ceramics
A process for forming glass or glass ceramics is disclosed, wherein a glass ceramics form (12) is made from a starting glass by molding, which is transformed by a heat treatment into a keatite...
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7216511 |
Furnace apparatus and method for tempering low emissivity glass
A glass tempering furnace having a chamber, rollers extending laterally within a chamber to form a transport surface for the plate glass, radiant coils positioned along the bottom of the chamber...
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7155937 |
Method and device for bending a glass sheet
A method for bending a sheet of glass involving heating the sheet of glass to a softening temperature, transporting the sheet of glass in an essentially horizontal path as far as a station for...
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7086252 |
System and method for continuous forming of glass sheets
A glass sheet forming system (20) includes a roll bending station (28) having a lower roll conveyor (30) and an upper roll former (32) between which a heated glass sheet is progressively formed...
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7059155 |
Method of bending glass
A method of bending glass, in which glass (5) is heated in a bending furnace (1). After the heating, the glass (5) is transferred onto a mold (7). The glass-bending mold (7) is at at least one...
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7017370 |
Method and device for the homogenous heating of glass and/or glass-ceramic articles using infrared radiation
A method for the homogeneous heating of semitransparent and/or transparent glass and/or glass-ceramic articles using infrared radiation so that the glass and/or glass-ceramic articles undergo heat...
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7000430 |
Method of forming glass-ceramic parts and/or glass parts
The invention relates to a method of producing glass-ceramic parts and/or glass parts by deformation of a glass-ceramic blank and/or glass blank. The invention is characterized in that forming is...
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7000433 |
Device for heating plates of glass
A device for heating plates of glass (3) which are hardened or deformed, includes two ceramic heating plates (1) between which a plate of glass (3) is arranged. Compensation plates (20) are...
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6826929 |
Method for simultaneously heating and cooling glass to produce tempered glass
A system and method for heating, forming, and tempering a glass sheet includes pre-heating the glass sheet to at least a first predetermined temperature. The system and method includes also...
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6813904 |
Differential pressure process for fabricating a flat-panel display faceplate with integral spacer support structures
A process for fabricating a faceplate for a flat-panel display such as a field emission cathode type display is disclosed, the faceplate having integral spacer support structures. Also disclosed is...
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6786065 |
Method and apparatus for bending glass
A method of bending glass, in which glass (5) is heated in a bending furnace (1). Before the bending, the glass (5) is transferred from the heating point or zone onto a mould (7) located...
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6783358 |
Furnace and method for heating coated glass sheets
A furnace (12) and a method for heating coated glass sheets by radiant heating also provides convective heating by hot air jets that entrain hot air within the furnace so the combined flow of hot...
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6729160 |
Apparatus and method for forming heated glass sheets
Apparatus (26) and a method for forming heated glass sheets in a heated chamber (22) of a housing (20) includes an upper mold support assembly (28) for supporting an upper mold (38) within the...
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6679085 |
Shaping tool with a structured surface for producing structures on glass, and the application thereof for structuring channel plates
While avoiding the disadvantages of the screen printing technique employed until now, the invention provides a shaping tool (1) with a structured surface for creating structures on glass (2) which,...
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6668590 |
Forced convection heating furnace and method for heating glass sheets
A furnace (10) and method for heating conveyed glass sheets within a housing (12) includes forced convection heaters (24) spaced along the direction of conveyance both below and above a roll...
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6668589 |
Method of shaping sheet glass
A suction mold has a central suction chamber having a flat shaping surface area and a pair of opposite side suction chambers disposed one on each side of the central suction chamber and having...
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6595027 |
Method and apparatus for supporting the middle section of a glass panel to be bent in a mold
The invention relates to a method and apparatus for supporting the middle section of a glass panel to be bent in a mold. During a preheating process of a glass panel, its middle section is...
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6578383 |
Apparatus and method for roll bending heated glass sheets
Apparatus (16) and a method for roll bending heated glass sheets includes a pair of sets of bending rolls (40) and a support and drive mechanisms (44) that supports and rotatively drives the...
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6578384 |
Arrangement in a glass bending oven
An arrangement in the loading end of a multi-section glass bending furnace, where the glass sheets travel along a special rail from one furnace section to the next section in mould carriages (8)...
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6526781 |
Method for roll forming glass sheets
A method for roll forming a heated glass sheet utilizes a forming conveyor (62) including forming rolls (66) that are pivotally moved upwardly between horizontal rolls (46) of a horizontal conveyor...
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6502425 |
Belt for bending a glass sheet, and method and apparatus for bending a glass sheet using the same
This invention provides a belt for bending a glass sheet without surface defects caused by roller marks, belt junctions or belt deformations. A strip of heat-resistant member is joined together...
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6470711 |
Furnace for heat treatments of glass sheets
A furnace particularly for heat treatments of glass sheets, comprising a longitudinally-elongated chamber which contains roller conveyor elements for the glass sheets. The furnace comprises...
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6425269 |
Method for glass sheet forming
A method for forming glass sheets is performed by a system (10) that includes a furnace (12) having a heating chamber (14) in which a topside transfer device (20) has a downwardly facing surface...
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6422040 |
Method for forming glass sheets
A method for forming glass sheets is performed by a system (10) that includes a furnace (12) having a heating chamber (14) in which a vacuum platen (20) has a downwardly facing surface (22) to...
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6378339 |
Apparatus and method for glass sheet forming
A glass sheet forming system (10) includes apparatus (12) having a forming station (22) for forming glass sheets by cooperation of a lower deformable roll forming conveyor (26) and an upper...
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6363752 |
Roller-hearth kiln for heating glazing sheets
A roller furnace for heating windows to their softening temperature. The furnace is provided above a roller transportation track. Vanes forming blowing nozzles are arranged transversely to the...
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6363751 |
Apparatus for Bend-shaping a glass plate
A method and apparatus for manufacturing a curved sheet of glass which includes a heating furnace for heating a sheet of glass therein, the heating furnace having an outlet opening for discharging...
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6357262 |
Apparatus and method for reducing scratching when bending glass sheets
A roller assembly for use in a glass bending machine comprises a base bracket, a bending roller rotatably mounted on said base bracket, the bending roller having a three-piece construction...
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6321570 |
Method and apparatus for tempering and bending glass
A method of and apparatus for bending and tempering a sheet of glass heated to a formable state provides an improved rigid mold and pressing member for pressing the heated sheet against the rigid...
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6282923 |
Heating glass sheets in tempering furnace
A method and an apparatus for heating glass sheets in a tempering furnace. The tempering furnace (1) includes rollers (3) for conveying and oscillating the glass sheets (4) during heating, and...
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6279349 |
Method for making glass sheet heating furnace
A method for making a furnace for heating a glass sheet by lower electric resistance elements (50) supported by a furnace housing (12) below a roll conveyor (40) and by supplying a gas burner...
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6240746 |
Glass plate bending method and apparatus
An apparatus for forming glass sheets is provided wherein in a furnace structure of a heating furnace where molds with glass sheets carried thereon are intermittently conveyed, the staying period...
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6227008 |
Apparatus for vacuum impulse forming of heated glass sheets
Apparatus (20,120) for forming a heated glass sheet G is disclosed as including a vacuum mold (22,22a,122,122a) having a full surface (24,24a,124,124a) against which a peripheral mold...
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6192710 |
Method and apparatus for bending sheet glass
In a bending apparatus for glass sheets, at least some of distances between conveyor rolls are set so as to be unequal, forming glass sheets having good quality and free from optical distortion....
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6172336 |
Heating glass in tempering furnace
A method and an equipment for heating glass in a tempering furnace provided with rollers. In a tempering furnace glass (3) is heated from above with upper resistors (4) and from below with lower...
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6158247 |
Apparatus for bending glass sheets
The invention relates to a process for bending glass sheets. This process involves bending the glass sheet or sheets in at least two stages. The first stage employing the action of gravity leading...
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