Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 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 applying radio-frequency energy to the glass sheet to heat it to at least a ... | 05/06/2008 |
| 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 upright position through the lehr, and air circulation ducts, having fans ... | 12/18/2007 |
| 7287401 | System 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 |
| 7246423 | System and method for in-line production of insulated glass units for custom windows A system and a method for in-line production of insulated glass units (IGU) for custom windows. The system and method schedule IGU production based on the order in which the cut glass is available, or broken out, from a glass cutting station. Once the IGUs are assem... | 07/24/2007 |
| 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 underneath the rollers, a plurality of spaced nozzle assemblies arrange... | 05/15/2007 |
| 7155939 | Apparatus 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 |
| 7143610 | Method and system for feeding and burning a pulverized fuel in a glass melting furnace, and burner for use in the same A method and system feed and burn pulverized fuel, such as petroleum coke, in a glass melting furnace having burners associated with sealed regenerative chambers which act as heat exchangers. The system supplies the pulverized fuel for melting glass raw materials. T... | 12/05/2006 |
| 7127918 | Method and apparatus for heating glass sheets in preparation of tempering A method and apparatus for heating glass sheets in preparation of tempering. A furnace (1) is provided with upper and lower convection blasting conduits (11, 14) extending lengthwise of the furnace. The furnace is also provided with upper and lower rad... | 10/31/2006 |
| 6923022 | Dual-stage blowhead assembly A blowhead assembly for receipt over a parison finish to blow the parison within a blow mold and simultaneously cool the parison finish includes a blowhead body having a first chamber at one end for receipt over the finish of a parison in a blow mold, and at least o... | 08/02/2005 |
| 6845633 | Method 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 |
| 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 irradiation-heating elements combined with first and second eleme... | 10/29/2002 |
| 6401490 | Method for manufacturing tempered glass sheet and apparatus for manufacturing the same A gas is supplied to the surface of the glass sheet transferred between a heating furnace and a cooling apparatus for tempering the glass sheet. The gas is supplied from the upstream side with respect to the direction of transfer of the glass sheet by an ... | 06/11/2002 |
| 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 comprises a central hub having an annular outer surface, opposed s... | 03/19/2002 |
| 6079227 | Method for manufacturing bent and tempered glass sheet and apparatus for manufacturing the same In a quenching apparatus for quenching a glass sheet that has been heated and bent in a heating furnace, a cooling gas blows onto the glass sheet to provide a distribution of a temperature and/or a distribution of a static pressure in at least one section... | 06/27/2000 |
| 6053011 | Process and plant for hardening glass plates A system for tempering glass plates has preheating zone (1) in which several glass plates (7) stacked vertically in compartmented car (6) are heated together to a temperature below the tempering temperature of for example 650° C. (for example 300° C.). ... | 04/25/2000 |
| 6032489 | Method for manufacturing tempered glass sheet and apparatus for manufacturing the same A gas is supplied to the surface of the glass sheet transferred between a heating furnace and a cooling apparatus for tempering the glass sheet. The gas is supplied from the upstream side with respect to the direction of transfer of the glass sheet by an ... | 03/07/2000 |
| 5951734 | Semi-convective forced air system for tempering low E coated glass A semi-convective forced air system for heating glass sheets during a heating cycle. The system has a heating chamber, and a longitudinal conveyor extending lengthwise through the heating chamber. A plurality of longitidinally-extending air manifolds are ... | 09/14/1999 |
| 5917107 | Quench loader for installing glass sheet quench module set A glass sheet quench station loader (42) and method for installing a quench module set (44) of lower and upper quench modules (46,48) includes a quench carriage (440) of a horizontally opening U shape that receives the quench modules for the loading. Moun... | 06/29/1999 |
| 5846281 | Method and apparatus for adjusting the quench head of glass tempering A method and apparatus for adjusting a quench head for glass tempering is provided. The quench head comprises at two nozzle blocks, each one of the nozzle blocks comprising at least one nozzle for directing the flow of a substance in gaseous phase to impi... | 12/08/1998 |
| 5711778 | Method and apparatus for annealing glass sheets A method and apparatus for annealing glass sheets, in which glass sheets are retained within a frame having edge retaining members. The edge retaining members retain the edges of the glass sheet during the annealing operation, thereby hindering warpage an... | 01/27/1998 |
| 5595583 | Apparatus for localized surface glazing of ceramic articles A surface of a ceramic article, such as a glazed surface on a whiteware article, is treated with radiant energy such as infrared light from a laser to provide a localized remelting of the material at the surface in a fusing step. After the fusing step, th... | 01/21/1997 |
| 5368624 | Method and apparatus for equalizing the temperature profile of glass sheets in a roller-equipped furnace included in a horizontal tempering plant The invention relates to a method and apparatus for equalizing the temperature profile of glass sheets in a roller-equipped furnace included in a horizontal tempering plant. At least in the early stage of a heating cycle, the upper surface of a glass shee... | 11/29/1994 |
| 5358575 | Method for blackening Ni-Fe shadow mask and mesh belt type blackening lehr for carrying out the method A mesh belt type blackening lehr comprising: a discharge duct provided at a predetermined position of a ceiling of a blackening zone, the temperature of which is kept at a blackening temperature. The blackening zone is divided into a charge side region an... | 10/25/1994 |
| 5254152 | Cooling station in a tempering plant for glass sheets In a cooling station in a tempering plant for glass sheets for chilling, heat-strengthening, or after-cooling, the cooling station including upper and lower cooling-air blast nozzles are positioned above and below the glass sheets to be cooled. Nozzle cov... | 10/19/1993 |
| 5188651 | Method and apparatus for heat treating glass sheets A system is provided for heating and thermally conditioning glass sheets, wherein sheets are conveyed individually or in groups or loads through a tunnel-type heating furnace and thermal conditioning area upon a series of aligned rollers. The rollers are ... | 02/23/1993 |
| 5118335 | Tempering ring design Apparatus for handling a hot glass sheet during conveyance from a hot atmosphere to a cold atmosphere comprising a ring-like member having an upper surface engaging a glass sheet outline that consists essentially of a phenolic resin reinforced with fibers... | 06/02/1992 |
| 5096480 | Apparatus for radiatively cooling glass sheets An apparatus (10) for cooling a glass sheet (G) formed on an upwardly facing full face male glass sheet shaping mold (12) disclosed includes a glass sheet press ring (14) mounted on a press ring enclosure (16). A freeze plate (18) having first and second ... | 03/17/1992 |
| 5078774 | Method and apparatus for heat-strengthening glass sheets The invention relates to an apparatus for heat-strengthening glass sheets. In a heat-strengthening station (3) down-stream of a heating furnace the cooling rate of a glass sheet is retarded by means of plates (9, 11), which are set above and below a glass... | 01/07/1992 |
| 5078776 | Air bed conveying system An air bed conveying system conveys a workpiece while the workpiece is being floated by air under pressure which is ejected from a plurality of air ejection holes defined in air bed blocks that are supported on respective support blocks. Each of the suppo... | 01/07/1992 |
| 5059234 | Sheet glass bending apparatus A sheet glass bending apparatus includes a pressing stage disposed downstream of a heating furnace and a quenching stage disposed downstream of the pressing stage. The sheet glass bending apparatus also comprises a lifting/lowering member for vertically m... | 10/22/1991 |
| 5057138 | Method and apparatus for preventing the arching of glass sheets in the roller-equipped furnace of a horizontal tempering plant The invention relates to a method and apparatus for preventing the arching of glass sheets in the roller-equipped furnace of a horizontal tempering plant. In order to equalize the total thermal effect applied to the top and bottom surfaces of a glass shee... | 10/15/1991 |
| 5053069 | Process and device for bending and tempering by contact Glazings are preshaped before putting them through a step of tempering by contact. In a preferred variant, tempering by contact is applied only the central area of the glazing and the marginal zone thereof is tempered by blowing cold air.... | 10/01/1991 |
| 5047077 | Combination heater quench A glass sheet tempering system (10) disclosed comprises a single station heater and quench that includes a heating source (16) for heating the glass sheet (12) and also an air supply (18) for supplying quenching air to temper the heated glass sheet (12). ... | 09/10/1991 |
| 5032163 | Horizontal flame burner for furnace floor radiant heater A horizontal flame burner (30) is disclosed for heating a glass sheet furnace floor (22) to provide radiant heat within a furnace (10) heated thereby. The burner (30) includes a combustion air and fuel inlet (54) located beneath the floor (22). A vertical... | 07/16/1991 |
| 5022911 | Gas fired radiant heater for furnace floor A radiant heater (12) is disclosed for heating a glass sheet heating furnace (10) and includes a base (40) having a horizontally extending heating passage (28) therein and a cover plate (42) mountable over said base (40). A horizontal flame burner (30) su... | 06/11/1991 |
| 4957532 | Glass-treating furnace with roller conveyor A furnace for the heat treating of glass, has a housing defining an elongated furnace chamber having opposite longitudinal sides and having an inlet end and an outlet end. A roller conveyor extends between the inlet end and the outlet end. The roller conv... | 09/18/1990 |
| 4888038 | Apparatus and method for tempering glass sheets A manufacturing line for tempering glass sheets includes a furnace, an oven, a bending station, and a chilling section positioned in order along a generally horizontally extending conveyor for the glass sheets. The oven extends between the furnace and the... | 12/19/1989 |
| 4886540 | Blow back control device for a glass sheet tempering system A blow back control device (10) for use in a glass tempering system (12) is disclosed as including an air supply member (28) mounted between a glass heating furnace (14) and a quenching station (24). The air supply member (28) supplies a planar jet of hig... | 12/12/1989 |
| 4816055 | Method of and apparatus for carrying glass sheets during heating and tempering The invention relates to a method of carrying glass sheets during heating and tempering as well as to a tempering apparatus for glass sheets, in which the method is applied. During heating, glass sheets are oscillated in a furnace (2) back and forth in a ... | 03/28/1989 |
| 4711655 | Adjustable quench for tempering a glass sheet An adjustable quench for tempering hot glass sheets of varying transverse configurations, having overlapping members that seal a flexible nozzle assembly as it changes configurations. Nozzles extend from the flexible nozzle assembly towards the shaped gla... | 12/08/1987 |
