Class 65/72 - With charging of mold cavity

Subclass of Class 65 - Glass manufacturing
Definition: Processes which include the step of introducing a charge
No. of patents: 28
Last issue date: 10/31/2006

Number	Title	Issue Date
7127917	Method of manufacturing molded glass objects, method of manufacturing press molded articles, and method of manufacturing glass optical elements Disclosed is a method for manufacturing a molded glass object. In the method, glass melt is made to flow from the front end portion of a nozzle; a prescribed weight of the glass melt flowing out is received by a glass melt receiving portion provided on a forming mol...	10/31/2006
7091143	Glass funnel for cathode ray tube, and cathode ray tube A glass funnel suitable for a chemical strengthening method of an electric field application type without impairing the safety of a cathode ray tube. A glass funnel for a cathode ray tube, characterized in that glass at a body portion 3 contains at least Na	08/15/2006
7073352	Method and a machine for the production of hollow glassware articles A method and a machine for the production of hollow glassware articles, by the blow-and-blow, press-and-blow, press-and-blow paste mold and direct-press processes in a glassware forming machine including single or multiple machine sections each having single or mult...	07/11/2006
7024887	Method and a machine for the production of hollow glassware articles A method and a machine for the production of hollow glassware articles, by the blow-and-blow, press-and-blow, press-and-blow paste mold and direct-press processes in a glassware forming machine including single or multiple machine sections each having single or mult...	04/11/2006
6079226	Method of forming a glass parison A hollow glass parison is formed by pressing a gob of molten glass in a mold cavity with a plunger which is moved in a linear direction by a leadscrew which is connected to the plunger and is driven by a servomotor. Actuation of the servomotor creates a r...	06/27/2000
5983674	Method for the manufacture of objects of glass or crystal Method for the application of colored or uncolored decorations of transparent, opaque or opal glass or crystal glass to objects of preferably blown, press-casted, injection molded or centrifugally casted glass or crystal, according to which the object aft...	11/16/1999
5917106	Method and apparatus for introducing glass gobs into a glass container forming machine A gob of molten glass from a gob delivery system is introduced into a blank mold of a glass container forming machine of the individual section type by way loading funnel immediately upstream of an opening into the blank mold. The loading funnel has an up...	06/29/1999
5876475	Glass container forming process and equipment A method and apparatus for forming a glass container in a blow-and-blow process. The apparatus includes an air flow controller having a housing defining a chamber, a piston disposed for reciprocal movement from a first position to a second position within...	03/02/1999
5846283	Delivery apparatus for a glassware forming machine Gobs of molten glass fall in succession into a scoop which can be swivelled about a vertical axis and which supplies gobs to a delivery system, for example, of an I.S. glassware forming machine. The gobs travel along a path of movement from the scoop to a...	12/08/1998
5817161	Optical element forming method In forming a piano-convex lens from a column-like lens blank by heating the blank to a temperature higher than the transition temperature thereof and by pressurizing an upper die with a closed space formed between the blank and the upper die, there are al...	10/06/1998
5779752	Thermobaric quenching The present invention pertains to an apparatus for forming glass. The apparatus comprises a mold for holding molten glass. Additionally, the apparatus comprises a mechanism for applying pressure to the molten glass in the mold. The apparatus comprises a c...	07/14/1998
5766292	Method and apparatus for making wide mouth hollow glass articles A method and apparatus for forming a hollow glass article comprises delivering a gob of glass to a blank mold, providing a first neck ring to a position adjacent the blank mold, forming the gob in the blank mold into a parison, moving the first neck ring ...	06/16/1998
5766293	Method and apparatus for making optical preforms with controlled peripheral edge wall geometry Optical glass preforms for use in subsequent molding processes for the production of lenses are produced which have a controlled peripheral edge wall geometry. Gobs of molten glass of predetermined weight and volume are dripped onto a lower mold surface. ...	06/16/1998
5725627	Glass for a cone of a display tube, display tube envelope comprising a cone of such a glass and method of manufacturing a cone from such a glass The invention comprises a novel type of glass for a cone (3) of a display tube envelope (1), said glass being manufactured by recycling screen glass and cone glass of display tube envelopes. A mixture of screen and cone glasses is supplemented with other ...	03/10/1998
5630859	Optical element forming method In forming a plano-convex lens from a column-like lens blank by heating the blank to a temperature higher than the transition temperature thereof and by pressurizing an upper die with a closed space formed between the blank and the upper die, there are al...	05/20/1997
5626641	Method of manufacturing a glass blank used for optical glass elements In manufacturing a glass material used for a re-heat press method of manufacturing high-precision optical glass components including a lens, prism or the like, a glass material can be manufactured which has no defect inside of or on the surface of the gla...	05/06/1997
5562747	Method of distributing molten glass gobs in an IS machine A method of distributing molten glass gobs in an IS machine whereby gob scoops are positioned beneath associated gob discharges for motion independently of each other. Each scoop is driven by a three-phase electric servo motor to swing through an arc inde...	10/08/1996
5324339	Method for monitoring the performance of a glass container forming machine A method of collecting data to indicate certain internal conditions during the function of a glass container forming machine, and apparatus for the practice of the method including sensing devices within a plunger cycling mechanism of the machine for tran...	06/28/1994
5108478	Methods of and apparatus for the further processing of gobs of glass A gob of glass sucked from a glass metal and held in a suction mold (7) is further processed by preshaping the glass in the mold by a punch (4) having a projection (9) for forming in a recess or cavity (14) in the gob in the opening in the mold, and a pla...	04/28/1992
4941907	Process for producing an optical fluorophosphate glass having anomalous positive partial dispersion Optical fluorophosphate glass which is based on Mg(PO3)2, Ca(PO3)2, Ba(PO3)2, Al(PO3)3, MgF2, CaF2, SrF2, AlF3, BaO and SrO and ...	07/17/1990
4824460	Manufacture of parisons of molten glass Parisons of molten glass for subsequent moulding are molded in a mould cavity formed from one-piece lower portion (10), a dividable neck ring (14), and a dividable central mould portion (24). A gob of molten glass is introduced into a gov uide (58) so tha...	04/25/1989
4737181	Method and apparatus for controlling a pressing machine for the manufacture of glass articles In a pressing machine for the manufacture of glass articles, which comprises, a base; a gyratory table composed of mold supporters equidistantly laid out around the table, thereby carrying the molds from one station to the next as the table gyrates interm...	04/12/1988
4493722	Method of producing glass bottles A method and apparatus for producing glass bottles, is characterized by the forming of an air curtain to cover a plunger of the apparatus so as to prevent foreign matter from adhering to the plunger, a phenomenon which is the cause of decreasing the impac...	01/15/1985
4361429	Method and apparatus for pressing glass articles Method and apparatus are set forth for forming articles from molten sheet glass wherein the molten sheet glass initially substantially conforms to a mold cavity by a combination of vacuum and/or gravity, and then while still in a semi-molten condition the...	11/30/1982
4273567	Method and apparatus for forming glass parisons A single mold and plunger set is programmed to form a parison within each of a plurality of neck rings which are continuously successively presented along a linear path. The mold, which is positioned below the linear path of said continuously successively...	06/16/1981
4132538	Injection molding hydrosilicates This invention relates to a process for injection molding hydrosilicate glasses and apparati useful therefor. This invention is also concerned with apparati for mixing hydrosilicate glasses while in the fluid state, i.e., when the hydrosilicate glasses ha...	01/02/1979
4115504	Method for casting vitreous materials using the lost wax process A method for casting vitreous materials using the lost wax process in which a pattern of the article to be cast is formed with a substance which is vaporized at the casting temperature of the vitreous material. The pattern is embedded in a heat resistant ...	09/19/1978
4072491	Method for producing blown hollow glass objects A blown hollow glass object having an optical inner wall structure is produced by pressing a plunger against a heated glass blank which has been inserted into a hollow mold cavity. The plunger is configured to taper toward a narrower end in the direction ...	02/07/1978

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Class 65/72 - With charging of mold cavity