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Class 65/370.1 - ROLLER MEANS FOR GLASSWORKING, TEMPERING, OR ANNEALING


Subclass of Class 65 - Glass manufacturing
Definition: Apparatus having a generally cylindrical work contacting
No. of patents: 54
Last issue date: 03/03/2009


1    
NumberTitleIssue Date
7497096Apparatus and method for conveying curved glass sheets
An apparatus for conveying a curved glass sheet includes a disk roll conveyor and a roll conveyor set positioned downstream of the disk roll conveyor. The roll conveyor set has a plurality of roll conveyor units. In this apparatus, first and second adjusting devices...
03/03/2009
7430880Pull roll assembly for drawing a glass sheet
A pull roll assembly is described herein that is used to draw a glass sheet. The pull roll assembly includes a first roll assembly, a second roll assembly and a device (e.g., differential drive, sensor(s)). The device enables one to control the first and/or second r...
10/07/2008
7389656Apparatus having a curved roller for bending a glass sheet
A glass sheet is heated to a forming temperature in a heating furnace, the heated glass sheet is conveyed along a conveying plane defined by a plurality of rollers of a roller conveyer, and is moved up and down on the rollers according to a position of the glass she...
06/24/2008
7287401System and method for cylindrically forming glass sheets
A system (10) and method for cylindrically forming and quenching glass sheets includes a furnace (12), a bending station (16) at the exit end of the furnace for providing cylindrical bending, a roll bending station (18) located externally...
10/30/2007
7228717Apparatus for glass sheet forming with cross curvature
A glass sheet forming system (20) provides continuous roll conveyed forming of heated flat glass sheets to formed shapes having a major axis of curvature and a minor axis of curvature perpendicular to each other. The forming is performed by a roll station (
06/12/2007
7155937Method 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 bending the sheet of glass between two forms, shaping the sheet of glass ...
01/02/2007
7131295Roller assembly for a glass sheet bending apparatus and a glass sheet bending apparatus
A roller assembly for a glass sheet bending apparatus has a guide shaft bent to have a predetermined curvature and a plurality of ring rollers fitted rotatably to the guide shaft whereby a glass sheet is bent while the glass sheet is transferred into a predetermined...
11/07/2006
7051554Tightening a fiber roll cover
Rolls for generally conveying sheets, such as of steel or glass over a roller typically have a steel mandrel and fiber-containing roll cover, with the fiber roll cover pressed between end plates. In a roll end assembly including the end plates there is now provided ...
05/30/2006
7026542Cover glass for a solar battery, a method for producing the cover glass and a solar battery module using the cover glass
A transparent substrate for a cover for a solar battery and a method for producing the same are presented. Hemispherical concave portions are formed in a surface of light entering side of a cover glass almost over the entire surface wherein the ratio d/D of the dept...
04/11/2006
7007511Device for supporting a ribbon of glass
A device for supporting a ribbon of glass, having at least one roller arranged in an area of an underside of the ribbon of glass. In order to keep a ribbon of glass as free as possible of mechanical damage during production, at least one support device is assigned t...
03/07/2006
7000429Roller table for carrying and transporting a hot glass band
A roller table for supporting and transporting a hot glass strand. A plurality of rollers arranged parallel to each other and perpendicular to the transport direction of the glass strand are capable of being selectively rotated in the direction of transport of the g...
02/21/2006
6845633Method and apparatus for heating glass panels in a tempering furnace equipped with rollers
In a method and an apparatus for heating glass panels in a tempering furnace equipped with rollers, glass panels are carried on a conveyor defined by rollers into a tempering furnace for the duration of a heating cycle, followed by carrying the glass panels into a t...
01/25/2005
6843074Apparatus having a curved roller for bending a glass sheet
A glass sheet is heated to a forming temperature in a heating furnace, the heated glass sheet is conveyed along a conveying plane defined by a plurality of rollers of a roller conveyer, and is moved up and down on the rollers according to the position of the glass s...
01/18/2005
6799438Method for making a microstructure in a glass or plastic substrate according to hot-forming technology and associated forming tool
A microstructure is formed in a viscous glass or plastic substrate by pressing a structured surface of a forming tool corresponding to a negative of the microstructure to be produced in the viscous glass or plastic substrate. After the microstructure has been formed...
10/05/2004
6761046Cold rolling of glass preforms
A method and apparatus for making cylindrical glass preforms with convex, optical quality convex end surfaces is taught. A glass ball preform is placed on a heated lower platen. The temperature of the glass ball preform is raised to a temperature above the glass tra...
07/13/2004
6679085Shaping 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, in an economical way, makes it possible to form high-prec...
01/20/2004
6543255Press bending station and method for job switching
A press bending station (12) for heated glass sheets includes a lower wheel bed (36) having a lower support (38) and wheel assemblies (40) with detachable connections (46) to a drive mechanism (48) of the lower support to provide rotational driving of a w...
04/08/2003
6363753Curved glass manufacturing apparatus with improved bending and conveyor units
A roll-forming unit of a curved glass manufacturing apparatus includes a cooperating pair of upper and lower forming roll mechanisms. Each mechanism includes a forming roll having a resilient rod covered with a cover member except opposite end portions th...
04/02/2002
6357262Apparatus 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 comprises a central hub having an annular outer surface, opposed s...
03/19/2002
6343489Bending rail band guide
A variable radius bending apparatus is disclosed for bending a glass plate. The variable radius bending apparatus includes a bending rail having a longitudinal rail member and a drive drum and a tension drum rotatably attached thereto. A drive band is pos...
02/05/2002
6263705Hot glass sheet handling apparatus including overlapping roll conveyor and topside transfer platen
Apparatus (32) for handling hot glass sheets includes a roll conveyor (14) and a topside transfer platen (18) that overlap to provide assistance in the initial support of heated glass sheets by the topside transfer platen through the use of a vacuum and p...
07/24/2001
5987923Process and apparatus for hot forming precision structures in flat glass
Flat glass provided with precision structures is required for precision applications, especially for glasses with optical properties, for example for modern flat display screen glass. The process of the invention for hot forming precision structures in or...
11/23/1999
5983675Method of preparing intermetallic alloys
A material handling apparatus for processing heated formed ferrous metal products and/or glass products made of a face centered cubic crystal intermetallic alloy of a metal aluminide having the property of withstanding repeated thermal cycling from ambien...
11/16/1999
5928398Method and apparatus for bending and tempering glass sheets
An apparatus for bending and tempering glass sheets includes a roll conveyor for supporting a glass sheet, the glass sheet having a top and a bottom surface. The roll conveyor includes a plurality of vertically movable rolls for arching the conveyor to a ...
07/27/1999
5888263Method of annealing a glass product and annealing apparatus for a glass product
A mesh belt is stretched in an annealing lehr and a plurality of fine mesh elements, which constitute a fine mesh having gas-permeability and elasticity, formed by weaving a heat-resistant wire, are fixed onto the mesh belt so as to be arranged along the ...
03/30/1999
5766298Support assembly for conveying glass tubing
A runway for conveying glass tubing, as the tubing is drawn from a source of molten glass, embodies support assemblies having rotating sleeves mounted on guide shafts to contact the tubing. A circulating humid atmosphere is maintained in an enclosure duri...
06/16/1998
5565013Extensible knitted metal fabric covering for conveyor rollers in a glass heating furnace
Tubular coverings for conveyor rollers for glass sheets heated to the softening point in a bending and/or heat treatment furnace, which have the special feature of having an outer surface, i.e. the surface that contacts the glass sheets, which is based on...
10/15/1996
5146675Cylindrical roller for a glass tempering oven having improved ends caps
A cylindrical roller apparatus for a glass tempering oven comprises a ceramic roller having a first end portion and a second end portion, a flat formed on each end portion of the roller, an end cap having a cylindrical wall mounted on each end portion of ...
09/15/1992
5048168Ceramic transport shaft with metal end cap, particularly for glass melting furnaces, with heat expansion compensation
A ceramic transport shaft for a furnace includes a ceramic shaft member and a metal end cap into which an end of the shaft member is fitted with an annular gap between the shaft member and the end cap. A sleeve fills the gap. The shaft member, the end cap...
09/17/1991
4959117Apparatus for the pressing of laminated glass/plastic composites
An apparatus for pressing laminated composites formed of two glass layers and one interposed thin plastic layer presses the glass/plastic composite while the glass/plastic composite is in a vertical position. A horizontal conveyor delivers the composite t...
09/25/1990
4909485Apparatus for continuously annealing metal strip and hearth roll therefor
An improved layout of the hearth rolls in an annealing furnace comprises a plurality of ceramic coated rolls and a plated rolls. The ceramic coated rolls are arranged in a region in the annealing furnace, where the temperature is higher than 450° C. On t...
03/20/1990
4759788Heat strengthened glass
A method of producing heat strengthened glass in which the glass is heated to a temperature above its strain point and is then cooled while horizontally supported. Discontinuous support is provided for the glass as it is cooled by intermittent regional co...
07/26/1988
4540424Heat-resisting alloy for rolls for glass forming
A heat-resisting alloy used for rolls such as glass forming roll, continuous casting roll specifically rolls to be used under severe condition where heating and cooling are repeated containing following components in the following proportions in terms of ...
09/10/1985
4525196Glass sheet handling devices
Glass sheet handling devices are provided with glass sheet engaging surfaces composed of a phenolic resin reinforced with fibers of an aromatic polyamide composition. In a specific embodiment of this invention, a sufficient number of said fibers extend to...
06/25/1985
4493724Apparatus for bending glass sheets
A roller construction is described for use in glass bending apparatus employing an array of curved rods. A tubular sheath is rotatably mounted on a curved rod. The sheath comprises a tubular metal winding that is coaxial with the rod and a coaxial metal m...
01/15/1985
4459148Roll for carrying glass sheets
A roll (4) for conveying sheets of glass at a heat-tempering temperature horizontally through a heat-tempering furnace enclosure includes a core (10) of refractory metal and a shell (20). The shell (20) is formed of a refractory material composed of a cal...
07/10/1984
4421482Conveyor roll for conveying heated glass sheets
A conveyor roll (20,21,20') for conveying heated glass sheets on a horizontal roller conveyor of a glass sheet processing system is disclosed as including a shaft (42,70,42) having a support (44,72,80) of aromatic polyamide fibers for engaging the conveye...
12/20/1983
4404011Conveyor roll end cap
An end cap (18) for use with a conveyor roll (12) of the thermally low expansive ceramic type used to convey hot glass sheets includes a metal sleeve (20) that receives an end (16) of the roll to provide rotational support and/or driving and also includes...
09/13/1983
4399598Ceramic rolls with metal end caps
A ceramic roll for transporting glass sheets for thermal treatment is drivingly connected to a drive shaft through a metal end cap using one or more circumferentially expandable, radially compressible, split metal rings that wedge into the circumferential...
08/23/1983
4397673Composite conveying roll
A glass ribbon conveying roll includes cylindrical outer tubular end portions having a plurality of high temperature thermal insulating discs secured thereon and an intermediate tubular portion. The hollow interior of the roll is filled with thermal insul...
08/09/1983
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