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Class 65/291 - Having movable section


Subclass of Class 65 - Glass manufacturing
Definition: Apparatus wherein the mold has a movable section.
No. of patents: 101
Last issue date: 06/24/2008


1      
NumberTitleIssue Date
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
7389655Apparatus for bending and tempering glass panels
An apparatus for bending and tempering glass panels includes a number of ring moulds for supporting and conveying glass panels; a number of preheating sections for heating glass panels to a bending temperature; at least one prebending section for sagging a glass pan...
06/24/2008
7240519Apparatus and method for bending glass sheets
An apparatus for shaping heat softened glass sheets includes an upper mold having a full surface press face with a shaping surface generally contoured to the desired curvature of the sheets; a support device to support the sheets below the upper mold; a shaping rail...
07/10/2007
7237408Flexible surface mold and method of use
A mold includes a pair of spaced elongated deformable members and spaced elongated flexible strap members between and connected to the deformable members with the axis of the deformable members parallel to one another and transverse to the axis of the strap members....
07/03/2007
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
7178367Apparatus and method for bend-shaping a glass sheet
An apparatus for bend-shaping a glass sheet is disclosed, which comprises a heating furnace, a plurality of in-furnace beds disposed within the heating furnace, at least one out-furnace bed disposed externally of the heating furnace proximately to an outlet of the h...
02/20/2007
7162893Glass sheet bending station and method for glass sheet bending
A glass sheet bending station (20) and method for glass sheet bending utilize a primary actuating mechanism (154) for moving mold support linkages to provide glass sheet bending with a constant radius and utilize control link detachable connections (
01/16/2007
7155939Apparatus for bending glass panels
The invention relates to an apparatus for bending glass panels. The upper tier of successive mould carriers defines a number of heating sections, the last one of which is an actual bending section. The lower tier of successive mould carriers defines a number of cool...
01/02/2007
7059155Method 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 point arranged to be bent substantiall...
06/13/2006
7024889Method and apparatus for bending glass sheets
For bending a glass sheet so that the glass sheet has a compound curvature, an apparatus comprises a furnace including hearth beds on a bed support and a quenching unit provided with upper and lower air blowers. The final hearth bed may have a top surface with a sim...
04/11/2006
6904771Method of forming and transporting curved glass
A glass forming assembly and method for forming complex shaped glass, with the glass forming assembly having a hood assembly including a hood lift superstructure movable horizontally back and forth over a cold ring and a cooling shuttle and movable vertically relati...
06/14/2005
6786065Method 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 thereafter. While the glass (5) is being tra...
09/07/2004
6705116Method and an apparatus for bending a glass sheet
In a method for bending a glass sheet, comprising using a first mold for supporting a peripheral portion of a glass sheet and a second mold provided inside the first mold; heating the glass sheet put on the first mold to a temperature to bend the glass sheet by grav...
03/16/2004
6629436Apparatus for thermal treatment of glass and method and thermally treated glass therefrom
The present invention is directed to an apparatus for thermal treatment of glass and method and thermally treated glass therefrom. The apparatus is capable of supporting the glass during thermal treatment such as tempering, annealing, bending, and/or shap...
10/07/2003
6578384Arrangement 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) moving in cycles on the said rail. For unloading and loading...
06/17/2003
6526781Method 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 (44) on opposite sides of a centerline (C/L) of the horiz...
03/04/2003
6425269Method 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 (22) to which vacuum and pressurized air are supplied to rec...
07/30/2002
6422040Method 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 which a vacuum is supplied to support a heated glass sheet rec...
07/23/2002
6357263Method for bending a glass sheet, a ring mold for bending a glass sheet, and apparatus using the ring mold
In bending a glass sheet, the load applied to an intermediate glass sheet can be equalized to improve the quality of a final glass sheet. For this purpose, a forming ring 1 comprises a first forming frame 15 and a second forming frame 16, and the swingabl...
03/19/2002
6321570Method 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 mold which cools and bends the sheet. The pressing member i...
11/27/2001
6279347Method and apparatus for producing bent glass sheet
This invention provides a method and an apparatus for producing a bent glass sheet. A heated glass sheet (4, 24, 24*) conveyed from a heating furnace (1, 21) is bent by pressing with at least one belt (5, 9, 25) made of a heat-resistant material against a...
08/28/2001
6158247Apparatus 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 to a shaped blank which is used in the formation of the fi...
12/12/2000
6076374Bending mold for bending glass sheets
A bending mold for bending glass sheets is provided. The mold comprises a frame having longitudinally parallel side walls and a bottom. Support devices having support surfaces are connected between the side walls. An elongated member is provided on the bo...
06/20/2000
6076373Apparatus and method for bending glass sheets
The present invention provides an apparatus and method for a shaping sheet including a support frame and a shaping rail supported on the frame. The shaping rail has a sheet shaping surface that conforms in elevation and outline to a final desired shape of...
06/20/2000
6035666Apparatus for roll forming glass sheets
A forming station (26) for roll forming a heated glass sheet include a forming conveyor (62) including forming rolls (66) that are moved upwardly between horizontal rolls (46) of a horizontal conveyor (44) on opposite sides of a centerline (C/L) of the ho...
03/14/2000
6006549Bending mold having side mounted weight assemblies and method of use thereof
The invention provides an articulated bending mold for shaping heat softened substrates, e.g., glass sheets, into curved shapes. The bending mold has a central portion with at least one, and preferably two, pivoting end sections. A biasing assembly is mou...
12/28/1999
5974833Heat transfer method in glass sheet bending oven and a bending oven
A heat transfer method in a glass bending furnace, which has a top array of of successive heating sections (2) and under it a bottom array of successive cooling sections (3), and in which method glass sheets are conveyed on bending molds in mold carrying ...
11/02/1999
5974836Device used for the bending of plate glass into convex shapes
A device used for the bending of plate glass sections (3) includes an oven (1), a bending chamber (6), an upper bending mold installed in the bending chamber (6) in such a manner as to be able to be raised and lowered, a duct producing a flow of hot gas i...
11/02/1999
5938810Apparatus 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 mold which cools and bends the sheet. The pressing member i...
08/17/1999
5906667Method of sculpturing a laminated vacuum form glass mold
A method sculpturing from sheet material a vacuum formed glass mold. The sheet material is cut into a plurality of sections that are combined into laminated structure is that is welded together and mounted on a mold base. The top surfaces of the individua...
05/25/1999
5893941Method and apparatus in bending and tempering of a glass sheet
A method and an apparatus for bending and tempering of a glass sheet is disclosed. The means to be used in the method for supporting the glass sheet is a supporting device in two parts, wherein the first supporting device forms a substantially planar supp...
04/13/1999
5876477Apparatus for heating and bending glass sheets involving raising a glass sheet towards furnace heat sources
When heating and bending glass sheets in a furnace, it has been found to be desirable to raise the glass sheets towards the furnace heat sources to increase obtainable temperature differentials and reduce heating power. An apparatus for bending the glass ...
03/02/1999
5857358Method and apparatus for bending glass
A method of and apparatus for bending a sheet of material heated to a formable, state such as glass, resinous polymeric material, viscoelastic material, and thermoplastic material, provides an improved pressing member for pressing the heated sheet against...
01/12/1999
5849057Process for bending glass sheets
The invention relates to a process for bending glass sheets. This process includes bending the glass sheet or sheets in at least two stages. The first stage employing the action of gravity leading to a shaped blank which is used in the formation of the fi...
12/15/1998
5849056Electrically activated flexible press for shaping heat softenable sheet material
The present invention provides a shaping mold for shaping heat softenable sheet material which includes a flexible rail having a sheet shaping surface to support a marginal edge portion of a sheet to be shaped and a plurality of controllable actuators sec...
12/15/1998
5769919Pressure forming of glass sheets
The present invention discloses a method and apparatus for shaping glass sheets to deeply sagged configurations using a lower outline mold and an upper shaping mold while minimizing marking of the sheets by shaping molds. The outline mold includes a suppo...
06/23/1998
5743931Glass sheet conveying and bending apparatus
A press bending apparatus for shaping heat soften glass sheets between an upper press member and a lower press member is provided. The conveyor system for transferring the sheets of glass in the press bending apparatus includes concave shaped rollers such...
04/28/1998
5735923Method of and apparatus for cooling and tempering a glass plate
A glass plate is cooled and strengthened by placing the glass plate on a cooling ring in a substantially horizontal state and jetting out cooling air at upper and lower sides of the glass plate by upper and lower cooling air jetting-out devices arranged a...
04/07/1998
5695538Flexible press and method of use
A flexible ring mold for shaping heat softened glass sheets lifts a heat softened glass sheet and presses it against the shaping surface of an upper mold. Prior to the peripheral portions of the glass sheet contacting the upper mold, the flexible ring def...
12/09/1997
5695537Apparatus for and method of bending glass sheets
An apparatus for press bending glass sheets carried on a mold, the apparatus including a die having a lower surface shape to mold a glass sheet positioned thereunder to a desired curved shape, a first counterbalance assembly connected to the die for provi...
12/09/1997
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