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| Number | Title | Issue Date |
| 7320543 | Timepiece including a striking mechanism with instantaneous release The invention proposes a timepiece comprising a repeater striking mechanism (14), wherein the striking mechanism (14) comprises a release lever (24) fitted with a click (26) which is pivotably mounted on the release lever (24) and ... | 01/22/2008 |
| 7198181 | Stopper for reliable gas injection The present invention concerns a mono-block stopper adapted to deliver gas during pouring of molten metal comprising a stopper body having an internal chamber (1) and a gas discharge port (2), a bore (3) connecting the internal chamber (1... | 04/03/2007 |
| 7008590 | Refractory stopper with a temperature resistant, electrically conductive coating A refractory article such as a stopper used in the casting of molten metals that consists of a refractory core coated with an electrically conductive layer of carbon and graphite materials such that the stopper withstands the mechanical, chemical and thermal rigors ... | 03/07/2006 |
| 6960317 | Assembly for controlling a stopper belonging to a continuous casting installation, and corresponding continuous casting installation A control assembly for controlling reciprocal motion of a stopper used with a tundish dish including a shaft movably guided within a guiding assembly and connected to the stopper and wherein a motor is movable between a first postion wherein output from the motor is... | 11/01/2005 |
| 6913730 | Stopper rod There is provided a refractory mono-block stopper of substantially cylindrical configuration having an upper end, a lower end and an axial bore extending downwardly from the upper end, means being provided in the axial bore at a distance d from the upper end for att... | 07/05/2005 |
| 6591895 | Molten metal pouring with retractable shield for pour control Apparatus for pouring of molten metal from a vessel onto the gating system of a mold includes a shield assembly that diverts any abnormal flow of molten metal occurring between normal flow of molten metal onto the gating system when molds are indexed for ... | 07/15/2003 |
| 6540009 | Holding structure for continuous casting long stopper A holding structure for a continuous casting long stopper includes a continuous casting long stopper including a shaft insertion hole formed in an upper end thereof, a protrusion insertion groove contiguous to and axially opposed to the shaft insertion ho... | 04/01/2003 |
| 6511751 | Stopper rod The invention concerns a stopper rod with a cylindrical stopper rod body comprising a fire-resistant, carbon-containing material, having a base part and a nose-like section made of a different fire-resistant material than the base part, whereby an interfa... | 01/28/2003 |
| 6478201 | Stopper for continuous casting A stopper for continuous casting comprising a stopper rod and a spindle for actuating the stopper rod, wherein the stopper rod includes a joining nut integrally formed therewith, an upper end surface of the stopper rod being formed so as to be smooth, and... | 11/12/2002 |
| 6464116 | Stopper rod The present invention concerns a stopper rod whose gas tightness and rigidity are improved. In particular, the stopper rod of the present. invention has means for maintaining the compression of the sealing gasket (11, 11') in contact with the annular seal... | 10/15/2002 |
| 6367671 | Stopper rod The present invention concerns a one-piece stopper rod whose gas tightness is improved. In particular, the stopper rod of the present invention has a body of refractory material comprised at least partially of a refractory material relatively impermeable ... | 04/09/2002 |
| 6358467 | Universal coupling A coupling mechanism for a molten metal processing system includes an elongated shaft having an upper axial end and a lower axial end. A passage having a torque facilitating shape extends through at least a portion of the shaft. The upper end of the shaft... | 03/19/2002 |
| 6085828 | Molten metal admission control in casting An opening 206 is provided in a system for delivering molten metal to the mold cavity 18 of a molten metal casting apparatus. A valve closure device 192, 196 is mounted at 198 to be reciprocated in relation to the opening 206 to control the flow of molten... | 07/11/2000 |
| 6026997 | Stopper rod A stopper rod in the form of an elongate molded body having a longitudinal bore has an attachment device for attaching the stopper rod to a lifting and lowering mechanism. The attachment device comprises a first sleeve to be molded in-situ in the stopper ... | 02/22/2000 |
| 5965052 | Supplying method for molten alloy for producing amorphous alloy thin strip A method for supplying molten metal alloy for producing thin amorphous metal wire or thin amorphous metal strip by liquid quenching and solidification on a moving cooling substrate controls the flow of molten metal from a ladle into a tundish. The ladle h... | 10/12/1999 |
| 5948351 | Outlet device for a melting crucible A melting crucible (1) comprises a collecting volume (6) for liquid material and is equipped with a bottom outlet opening (2). This bottom outlet opening (2) is closable with a movable stopper (3). The bottom outlet opening (2) comprises a specially forme... | 09/07/1999 |
| 5914087 | Process and device for closing a tap hole A process for closing a tap hole in a metallurgical vessel at least partially filled with a metal melt includes bringing a compressible fire-resistant material to the moth of a tubular closing element, providing a medium that substantially prevents contac... | 06/22/1999 |
| 5858260 | Molten metal pouring container and prefabricated sleeve for fixing a nozzle in a container of this kind A prefabricated sleeve is adapted to be used in a molten metal pouring container comprising at least one pouring orifice in the form of a substantially frustoconical hole into which a pouring nozzle is inserted axially. The sleeve is inserted into an annu... | 01/12/1999 |
| 5851414 | Tundish stopper rod for continuous casting The object of the present invention is to provide a tundish stopper rod for continuous casting which can be fitted onto a spindle correctly in a short time and which has a sufficiently high degree of heat resistance and mechanical strength to endure its h... | 12/22/1998 |
| 5827439 | Supplying method for molten alloy for producing amorphous alloy thin strip A method for supplying molten metal alloy for producing thin amorphous metal wire or thin amorphous metal strip by liquid quenching and solidification on a moving cooling substrate controls the flow of molten metal from a ladle into a tundish. The ladle h... | 10/27/1998 |
| 5695675 | Arrangement and method for connection of a stopper rod for a metallurgical vessel to a lifting device An arrangement for connecting an elongated stopper rod made of a refractory material for a metallurgical vessel to a lifting device for the stopper rod is provided. The arrangement includes a stopper rod having an upper front side and an internal longitud... | 12/09/1997 |
| 5681497 | Arrangement for connecting a stopper rod for a metallurgical vessel with a lifting device, suitable stopper rod for the arrangement and process for producing the arrangement The arrangement (100) has a retaining rod (10) that is divided into an upper part (18) that is capable of being attached to a lifting device and a lower part (1) that projects into a plugging rod (2), that comprises a rapid connection device for the firm ... | 10/28/1997 |
| 5674426 | Device for controlling an inflow of metal by means of a stopper In a device for controlling a flow of metal from a casting vessel into a casting mould, the inflow of metal is to be controlled by means of a stopper, which may be lifted and lowered according to a preset program and/or by means of a bath-level measuring ... | 10/07/1997 |
| 5472178 | Device for controlling the stopper of a metallurgical vessel In a device for controlling a plug (5) of a metallurgical vessel (1), in particular a distributing launder of a continuous casting installation, with a plug (5), which can be raised and lowered and which is supported in a support frame which is movable re... | 12/05/1995 |
| 5421559 | Drive mechanism for a stopper in a molten metal vessel A stopper drive mechanism is removably mounted on a molten metal vessel having a discharge opening and is adapted to move a stopper into and out of closing engagement with the discharge opening. A piston and cylinder unit of the stopper drive mechanism is... | 06/06/1995 |
| 5382004 | Tundish slag stopper with sealing rim A slag stopper assembly for use in a tundish vessel includes a chamber for reducing the flow of slag to the tundish drain and a stopper plunger for regulating the flow of liquid metal through the drain. The chamber includes a central opening for receiving... | 01/17/1995 |
| 5372355 | Tap closure for a vacuum-induction melting and casting furnace An apparatus for opening and closing a bottom tap opening in a vacuum induction melting and casting furnace with a movable closing body, a plug rod for example, and a drive unit for the displacement of the closing body, the closing body being made of cera... | 12/13/1994 |
| 5333764 | Ladle stopper rod control arrangement A system for pouring molten material from a ladle having a pouring nozzle and a cooperating stopper rod is shown having a pressure responsive piston and cylinder assembly effective for causing the initial opening of the stopper rod for providing a relativ... | 08/02/1994 |
| 5330162 | Dipping and pouring apparatus for molten metal A dipping and pouring apparatus includes a molten metal holder which received a molten metal, a duct which is provided at the bottom of the molten metal holder and which opens into the air, and a valve member provided in the duct. The valve member is prov... | 07/19/1994 |
| 5324010 | Stopper device A stopper device for use in molten-metal auto-pouring apparatus comprising an attachment part constructed to be releasably fixedly attached to a stopper device operator of such apparatus and a stopper support part adjustably connected to the attachment pa... | 06/28/1994 |
| 5312090 | Apparatus and method for controlling a stopper rod of a bottom pouring vessel A bottom pour casting apparatus (100) includes a vessel (114) having a bottom nozzle (118). A stopper rod (112) is coupled to a programmable controller (250) by linkage mechanism (250) for controlling the movement of the stopper rod (112) according to a p... | 05/17/1994 |
| 5303905 | Refractory ceramic stopper, apparatus for support thereof, and assembly thereof A refractory ceramic stopper has therein a recess including an annular outwardly enlarged portion defining a stop surface. A stopper rod inserted into the recess in the stopper has a support surface. A plurality of spreadable members having opposite ends ... | 04/19/1994 |
| 5286009 | Device for controlling the pouring of molten materials A device for controlling the pouring of a molten material from a crucible or other container. The device (10) includes an annular retainer ring (12) for mounting in the drain opening in the bottom of a conventional crucible (16), the retainer ring definin... | 02/15/1994 |
| 5282608 | Induction heated metal pouring apparatus A pouring ladle (12) includes a horizontal chamber (22) having an inlet (24) at one end thereof for admitting molten metal into the chamber (22) and a bottom-poured nozzle (28) at an opposite end for discharging the metal into an underlying mold (30). A c... | 02/01/1994 |
| 5259596 | Erosion resistant stopper rod Erosion resistant stopper rod for steel casting having an elongated body of a first refractory material and a sleeve of a second refractory material having elevated erosion resistance characteristics. The sleeve may be copressed with the stopper rod body ... | 11/09/1993 |
| 5183624 | Shutoff assembly and improved drive rod therefor A shutoff and/or control assembly for use in regulating the discharge from a metallurgical vessel includes a refractory ceramic rotor member to be coupled to a stator to be rotated relative thereto to control discharge. A drive rod has an inner end extend... | 02/02/1993 |
| 5083689 | Outlet and flow control device for metallurgical vessels To permit placement of a stopper element, preferably including a cylindrical alignment plug (13) accurately with respect to an outflow pipe (3, 3', 3") of a metallurgical vessel adapted to contain a melt, an operating rod (5) vertically projecting from th... | 01/28/1992 |
| 5080265 | Apparatus for closing and/or regulating the tapping of molten metal A closing and/or regulating apparatus for tapping molten metal from the interior or a metallurgical vessel includes a vertical inner pipe having extending through a wall thereof at least one opening for the passage of molten metal. An outer pipe is fitted... | 01/14/1992 |
| 5071043 | Stopper rod with an improved gas distribution The stopper rod for regulating the flow of a liquid has a body traversed by an axial channel and having at one end a porous nose fed with gas from the channel. The nose has a free space in the form of a hemisphere-shaped slot or lattice network communicat... | 12/10/1991 |
| 5033658 | Actuator mechanism for a rotary valve A tundish (11) has located alongside it an upright support member (20). A cross arm (22) is pivotally mounted on the member (20) with one end of the cross arm (22) overlying the tundish (11). A hydraulic or pneumatic ram (25) is mounted in the member (20)... | 07/23/1991 |
