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| Number | Title | Issue Date |
| 8091387 | Method of manufacturing glass articles, method of manufacturing glass gobs, and method of manufacturing optical elements A method of manufacturing high-quality preforms from glass melt, manufacturing glass elements, such as lenses, by press molding these preforms and, manufacturing optical elements by reheating and press molding these glass gobs. In the method glass gobs are continuou... | 01/10/2012 |
| 7992412 | Process for producing glass shaped material and process for producing optical element Disclosed are a process for producing a glass shaped material having high quality and high mass accuracy and a process for producing an optical element, which includes the preparation of a glass shaped material having high quality and high mass accuracy, the heating... | 08/09/2011 |
| 7328641 | Method and apparatus for cutting glass material To provide a method for cutting a glass material wherein the glass material can be certainly cut a glass gob having a uniform quality and a uniform temperature distribution, without being deformed or damaged. Upon cutting a glass material 20 discharged from a... | 02/12/2008 |
| 7310973 | Method and apparatus for making variegated glass sheets and tiles An apparatus is disclosed comprising a first color glass feeder having a first valve device, and a second color glass feeder having a second valve device, each connected by communications links to a controller. The controller controls the first valve device and seco... | 12/25/2007 |
| 7059154 | Method for making float glass, implementing device and resulting products The present invention relates to a float process for manufacturing glass sheets, in which molten glass is poured onto a liquid support denser than the glass and then the continuous ribbon which forms is advanced toward the downstream end, this process being characte... | 06/13/2006 |
| 6978640 | Device and method for the simultaneous production of glass products with varying masses The invention relates to a manufacturing apparatus for simultaneously making different hollow glass products having different gob sizes comprising at least one feed apparatus (12), that has at least one glass reservoir (14), at least one plunger (18... | 12/27/2005 |
| 6289696 | Apparatus for severing gobs from glass strands In an apparatus (1) for the severing of gobs from one or more strands (2;3) of molten glass, the severing of each gob is effected by a shear blade pair (5;6). A shear blade (7,8;9,10) of each shear blade pair is arranged on an associated, pivotably mounte... | 09/18/2001 |
| 6047567 | Shear blade for glass gob shearing apparatus A unitary shear blade (20) for shearing a plurality of spaced apart streams of molten glass into individual gobs, the shear blade having a free end (20a) and an opposed end (20b). The free end is provided with a plurality of side-by-side shearing surfaces... | 04/11/2000 |
| 5987925 | Glass gob shearing apparatus with internally cooled blades A parallel shear apparatus (20) for simultaneously shearing a plurality of streams of molten glass (A, B, C) into gobs comprising opposed carriages (22, 24) which are repetitively moved along rectilinear opposed paths toward and away from one another by a... | 11/23/1999 |
| 5824128 | Glass gob shearing apparatus with improved cushioning of shear blade carriages A parallel shear apparatus for sequentially shearing each of a plurality of streams of molten glass from a glass feeder into gobs for processing into glass containers by a glass forming machine. The apparatus has first and second opposed carriages which a... | 10/20/1998 |
| 5772718 | Glass gob shearing apparatus with internally cooled blades and method of shearing employing same A parallel shear apparatus (20) for simultaneously shearing a plurality of streams of molten glass (A, B, C) into gobs including opposed carriages (22, 24) which are repetitively moved along rectilinear opposed paths toward and away from one another. Each... | 06/30/1998 |
| 5738701 | Glass gob production device and production method A glass gob production device for producing a glass gob from molten glass. The glass gob production device has a crucible which accommodates molten glass, a nozzle one end of which is connected to the crucible and from the other end of which the molten gl... | 04/14/1998 |
| 5711777 | Glass gob shearing apparatus with contact lubricated blades and method of shearing employing same A parallel shear apparatus (20) for simultaneously shearing a plurality of streams of molten glass (A, B, C) into gobs comprising opposed carriages (22, 24) which are repetitively moved along rectilinear opposed paths toward and away from one another. Eac... | 01/27/1998 |
| 5709723 | Method for producing large glass preforms A method of making gob preforms for the optical quality lens molding comprising: i) ejecting a measured gob molten glass through an exit in a stem of the container of a supply of molten glass; ii) allowing the gob to settle under gravity from the exit to ... | 01/20/1998 |
| 5507990 | Method for forming glass/polymer pellets The instant invention discloses a method for forming glass/polymer alloy or composite pellets of a uniform shape, and exhibiting an increased density and pellet integrity/strength. The pellets are formed by melt-blending and extruding a semi-molten strand... | 04/16/1996 |
| 5340372 | Process for vitrifying asbestos containing waste, infectious waste, toxic materials and radioactive waste Material, such as, for example, sealed double bags of asbestos containing waste or ash from infectious waste or toxic material or radioactive waste, is transferred into a glass melt of a furnace. Gas bubbles released into the melt form a gas curtain which... | 08/23/1994 |
| 5336289 | Apparatus for shearing a gob Gob-shearing apparatus for providing a predetermined amount of a molten glass article vertically transferred from a feeder bowl which is capable of performing two cutting strokes when a pair of hydraulic cylinders having a rack gear reciprocates, thus obt... | 08/09/1994 |
| 4684390 | Rack aligning fixture and method of its use A rack aligning fixture for aligning the racks of a rack and pinion mechanism is described. The rack alignment fixture permits the aligning of rack teeth faces of a rack and pinion mechanism at the time of assembly without having to provide additional mac... | 08/04/1987 |
| 4450741 | Multiple gob shearing mechanism operating in a straight line Apparatus for the shearing of three or more gobs of glass simultaneously wherein the shear mechanism is of the straight line type such that the shears move toward and away from each other with linear motions and the shearing mechanism is provided with dro... | 05/29/1984 |
| 4381932 | Laminated gob for pressing glass articles Method and apparatus is set forth for forming a laminated gob or charge of molten glass having a core glass which is not only completely surrounded by a skin glass but also has a reentrant portion of skin glass which projects inwardly within the core glas... | 05/03/1983 |
| 4015967 | Method for shearing and turning the glass gob A method and apparatus for shearing an elongated gob of glass from the end of a vertically flowing stream of molten glass and tilting the severed gob from its vertical orientation toward a horizontal orientation. A pair of shear blades are mounted for hor... | 04/05/1977 |
| 3996037 | Pass through shears for molten glass feeder The stream of molten glass which is discharged from the outlet spout of a molten glass feeder is severed to form discrete gobs of glass for delivery to the glassware forming machine. A pair of double edged shear blades move in opposite directions linearly... | 12/07/1976 |
| 3962936 | Strap wrench Strap wrench having both loose ends mounted in a sliding fit through a slot of a rotatable wrenching member, that member being slided to adjust the size of the bight to fit about a large annular body so that rotation of the wrenching member tightly grips ... | 06/15/1976 |
| 3962939 | Glass gob shearing apparatus and method In a glassmaking process, a pair of reciprocating blades are used to cut a stream of molten glass into discrete charges known as "gobs". The cutting surfaces of the shear blades are maintained in a spaced-apart relationship by pairs of raised portions or ... | 06/15/1976 |
