Class 65/330 - By reciprocating plunger-type discharge assistant

Subclass of Class 65 - Glass manufacturing
Definition: Apparatus including means reciprocally plunging within the
No. of patents: 37
Last issue date: 01/30/2007

Number	Title	Issue Date
7168270	Multiple orifice glass feed system A multiple orifice glass feed system for use with a glass forehearth including a plurality of closely spaced plungers, each of which is individually supported independently of each other. Each plunger includes a servo controlled linear actuator and an arm extending ...	01/30/2007
6896856	Installation for vitrification of liquid radioactive wastes, cooled discharge unit and cooled induction melter for the installation A cooled discharge unit of an apparatuses for processing homogeneous/heterogeneous radioactive wastes with ion-exchange resins. The cooled discharge unit has a discharge pipe, a cooling jacket having a U-shaped form in cross section, a collector for feeding a coolan...	05/24/2005
6758065	Apparatus for centering a glass flow control tube An apparatus for indicating concentricity of a rotatable glass flow control tube with respect to its axis of rotation on a tube support frame in a glassware forming system includes a base for securement on the tube support frame and a slide mounted on the base for r...	07/06/2004
6622526	Multiple orifice glass feed system A multiple orifice glass feed system for use with a glass forehearth including a plurality of closely spaced plungers, each of which is individually supported independently of each other. Each plunger includes a servo controlled linear actuator and an arm...	09/23/2003
6318123	Method for granulating a liquid slag bath and device for carrying out the method The method for granulating liquid slag melts, in particular blast furnace slag, in which the melt (2) is ejected into a cooling chamber via a slag tundish (1) and in which fluid under pressure, in particular compressed gas, vapor or pressurized water, is ...	11/20/2001
6272885	Multiple orifice glass feed system having a heat shield A multiple orifice glass feed system for use with a glass forehearth including a plurality of closely spaced plungers, each of which is individually supported independently of the other. Each plunger includes a servo controlled linear actuator and an arm ...	08/14/2001
5885317	Multiple orifice glass feed system A multiple orifice glass feed system for use with a glass forehearth including a plurality of closely spaced plungers, each of which is individually supported independently of the other. Each plunger includes a servo controlled linear actuator and an arm ...	03/23/1999
5868812	Method and apparatus for delivering a cased glass stream Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass includes a first orifice for receiving core glass from a first source. A second orifice is vertically spaced beneath and aligned with the first orifi...	02/09/1999
5779749	Generation of needle motion profile in an individual section glassware forming system In an individual section glassware forming system that includes a plurality of operating mechanisms for performing cyclic motions, an electronic controller for controlling cyclic motion at a needle mechanism includes electronic memory for storing a plural...	07/14/1998
5735926	Apparatus for the driving of plungers in a feeder of a glass forming machine The apparatus comprises at least one plunger (2) and a plunger holder (3) which can be raised and lowered. An arm (18) of a tilt lever (17) is coupled to the plunger holder (3). A link member (22) of a drive system (23) cooperates with the other arm (20) ...	04/07/1998
5728191	Plunger for gob feeder A plunger for a gob feeder arranged at a forehearth of a glass melting tank furnace which includes a plunger head arranged above an opening of the forehearth, having a hollow space formed therein and, a raising and lowering unit for raising and lowering t...	03/17/1998
5693114	Multiple orifice glass feed utilizing plungers A multiple glass feed system for use with a glass forehearth including a plurality of closely spaced plungers, each of which is individually adjusted independently of the other. The upper end of each plunger is oval in cross section and the lower end is r...	12/02/1997
5665138	Metering spout bowl assembly A spout bowl assembly for a glass forming machine which forms containers from discrete gobs formed from individual streams of molten glass discharged from the spout bowl assembly comprising a spout bowl for receiving molten glass including a horizontal tu...	09/09/1997
5660610	Remotely adjustable glass feeder needle assembly A needle assembly (30) for controlling the flow of molten glass from a feeder bowl (76) through one or more orifices (84) in an orifice plate (86) beneath the feeder bowl. The needle assembly includes a vertical needle (32) for each orifice and each needl...	08/26/1997
5622541	Glass feeders A basin for a forehearth of a glass-making furnace having an internal volume divided into upper and lower portions by an annular shoulder is described wherein the horizontal cross-sectional area of the upper portion is significantly greater than that of t...	04/22/1997
5593472	Glass feeder heat baffle A tube assembly for use in a spout bowl assembly including a bowl for receiving molten glass having a central orifice closed by an orifice plate having one or more openings and a corresponding plurality of vertically reciprocating plungers associated with...	01/14/1997
5540747	Multiple orifice glass feed utilizing plungers A multiple glass feed system for use with a glass forehearth including a plurality of closely spaced plungers, each of which is individually adjusted independently of the other. The upper end of each plunger is oval in cross section and the lower end is r...	07/30/1996
5318620	Spout bowl for molten glass feeder A spout bowl assembly having a non-rotating spout tube and a spout bowl defining a spiral volume about the tube for establishing uniform radial velocity of molten glass through the throat between the horizontal bottom surface of the tube and the horizonta...	06/07/1994
4816057	Glass press forming machine The individual needles of a glass feeder mechanism which control the volume of the streams of molten glass sheared into discrete gobs are displaceable to adjust the size of the sheared gobs. The controller for the motor, which raises or lowers a stream, r...	03/28/1989
4793849	Heat shield for refractory tube in molten glass feeder A molten glass feeder includes a feeder bowl and a rotating refractory tube. Molten glass is discharged through openings in an orifice plate which are controlled by vertically displaceable needles. To reduce heat loss through the refractory tube, a heat s...	12/27/1988
4786306	Individual section glass forming machine The displacement of the plungers in a multi-gob individual section glass forming machine is monitored so that the location of the plungers, when each mold cavity has completely filled (parison formation point), can be determined. The desired location for ...	11/22/1988
4717412	Stationary tube holder and revolving rotor assemby for a glass spout bowl A stationary tube holder and revolving rotor assembly which is to be used in conjunction with a glass spout bowl. The assembly includes a stationary tube holder assembly which has elongated horizontally extending arm for supporting a tube at one end and a...	01/05/1988
4682998	Electronic system for automatically controlling the weight of glass gobs in a molten glass feeder An electronic system for automatically controlling the weight of glass gobs in a molten glass feeder, through the regulation of the height of the rotatory tube with respect to the feeder orifice; the electronic system includes, in combination, a finished ...	07/28/1987
4600426	Metering device for molten glass and the like Metering a flow of molten material such as glass is provided at the exit end of a drain by means of a bulbous member in the flow path supported by a lateral arm. The bulbous member and the arm are shaped to provide reconverging flow paths....	07/15/1986
4581055	Heat shield for refractory tube in molten glass feeder A heat shield for the refractory tube in a molten glass feeder has an annular metal shell with semi-circular insulating segments stacked therein. The shell is made in half sections to permit easy removal and the segments are provided in sets with relieved...	04/08/1986
4557747	Multiple-drop feeding system of molten glass and of other materials A multiple gob glass feeder system has a conventional feeder bowl with an outlet spout in which a triple or quadruple orifice plate is provided to deliver a plurality of uniform, molten glass gobs. The feeder has two plungers mounted pivotally in the supp...	12/10/1985
4554000	Molten glass spout bowl refractory tube support mechanism and method of control A swing out support frame is provided on X-Y slide support structure such that one of several different diameter refractory tubes can be supported in a fixed spout bowl for rotation inside the bowl, and also for electrically controlled and non-electricall...	11/19/1985
4551163	Electronic glass feeder plunger operating mechanism A glass feeder plunger operating mechanism driven by an electric motor controlled by a programmable computer programmed to drive the motor in a predetermined manner in order to generate a predetermined motion profile of one or more glass feeder plungers. ...	11/05/1985
4514209	Glass feeder tube support The feeder tube in a molten glass gob feeder is mounted in a holder which is supported in the feeder structure by a pair of opposed hollow shafts. The shafts are vertically adjustable by the fact that they have their lower ends threaded onto vertical scre...	04/30/1985
4478631	Glass feeder heat baffle When multiple gob feeders are used in which an enlarged tube is necessary to accommodate a row of plungers, a substantial surface area of glass is exposed to radiation or convection cooling and, to avoid excessive heat loss, a pair of heat baffles are use...	10/23/1984
4369053	Arrangement for adjusting the mass of thermoplastic gobs for a molding machine An arrangement for adjusting the mass of gobs of thermoplastic material, especially molten glass, which are deformed in a positive manner in the mold of a molding machine by means of a pressing member which penetrates into the gobs. A distance transducer ...	01/18/1983
4328023	Heat retaining shield in glass gob former In glass gob forming apparatus which includes one or more reciprocatable plungers each mounted above a respective orifice in the floor of a refractory trough such that on axial reciprocation of the plungers in use molten glass is forced in the form of gob...	05/04/1982
4305747	Multiple gob glass feeder system and method of operation A molten glass feeder system and method of controlling the flow of glass through the feeder to deliver a plurality of uniform, molten glass gobs. The feeder has a heavy-walled bowl structure and a heavy-walled bottom transitional member mounted within the...	12/15/1981
4257800	Decorative air bubble formation in glassware A glass article such as a sham bottom tumbler with a decorative air bubble encapsulated in its base is produced on existing automatic glass-forming machines by injecting a bubble of air into a charge of molten glass in the gob-feeder section of a glass fu...	03/24/1981
4253862	Decorative air bubble formation in a glassware article A glass article such as a sham bottom tumbler with decorative air bubble encapsulated in its base is produced on existing automatic glass-forming machines by injecting a bubble of air into a charge of molten glass in the gob-forming section of a glass fur...	03/03/1981
4013439	Gob forming apparatus The invention provides a linkage for transmitting axial reciprocating movement from one shaft to a parallel shaft and comprising a bar pivotally mounted at a fixed but adjustable position relative to the shafts, the bar being pivotally mounted at a fixed ...	03/22/1977
4002451	Glass gob handling Apparatus for and a method of preforming into an elongate mold charge a gob of molten glass issuing from the outlet orifice of a forehearth and delivering such elongate charge to the forming cavity of a forming mold with the virgin or untouched surface of...	01/11/1977

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Class 65/330 - By reciprocating plunger-type discharge assistant