A high frequency power supply system provides highly regulated power and frequency to a workpiece load where the highly regulated power and frequency can be independent of the workpiece load characteristics by inverter switching control and an inverter output impedance adjusting and frequency control network that includes precision variable reactors. Furthermore, a software system employs knowledge of the variable reactor properties to determine the effective load impedance. This information can be provided to the plant staff in real time, via alarms or via trending information to provide information about the load independent of any automatic compensation performed by the inverter output impedance adjusting and frequency control network. This information may be sent to a cloud-connected computer for one or more of storage, display, further processing, or to send notifications.
B23K 13/08 - Electric supply or control circuits therefor
B23K 13/01 - Welding by high-frequency current heating by induction heating
B23K 31/12 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
H05B 6/06 - Control, e.g. of temperature, of power
H02M 7/12 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
2.
High Frequency Power Supply System with Closely Regulated and Monitored Output for Heating a Workpiece and Providing Process Feedback
A high frequency power supply system provides highly regulated power and frequency to a workpiece load where the highly regulated power and frequency can be independent of the workpiece load characteristics by inverter switching control and an inverter output impedance adjusting and frequency control network that includes precision variable reactors. Furthermore, a software system employs knowledge of the variable reactor properties to determine the effective load impedance. This information can be provided to the plant staff in real time, via alarms or via trending information to provide information about the load independent of any automatic compensation performed by the inverter output impedance adjusting and frequency control network. This information may be sent to a cloud-connected computer for one or more of storage, display, further processing, or to send notifications.
B23K 13/08 - Electric supply or control circuits therefor
B23K 13/01 - Welding by high-frequency current heating by induction heating
H02M 7/539 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
A method of controlling highly regulated power and frequency from a high frequency power supply system to provide a highly regulated power and frequency to a workpiece load where the highly regulated power and frequency can be independent of the workpiece load characteristics by inverter switching control and an inverter output impedance adjusting and frequency control network that can include precision variable reactor pairs with a geometrically-shaped moveable insert core section and a stationary split-bus section with a complementary geometrically-shaped split bus section and a split electric terminal bus section where the insert core section can be moved relative to the stationary split-bus section to vary the inductance of the variable reactors.
H02M 5/458 - Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
B23K 11/087 - Seam welding not restricted to one of the preceding subgroups for rectilinear seams
B23K 11/24 - Electric supply or control circuits therefor
B23K 13/08 - Electric supply or control circuits therefor
H01F 29/10 - Variable transformers or inductances not covered by group with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable part of magnetic circuit
H02M 7/5387 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
H02M 7/48 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
09 - Scientific and electric apparatus and instruments
Goods & Services
augmented reality industrial protective helmet with integral head-up displays, speakers, and computer hardware for wireless access to remote technical data
12.
Induction coil with dynamically variable coil geometry
A solenoidal induction coil with dynamically variable coil geometry is provided for inductively welding or heating continuous or discontinuous workpieces passing through the solenoidal induction coil in a process line. The coil geometry can change, for example, as the outer dimension of the workpiece passing through the solenoidal induction coil changes or as non-continuous workpieces pass through the solenoidal induction coil in an induction heating or welding process line.
A solenoidal induction coil with dynamically variable coil geometry is provided for inductively welding or heating continuous or discontinuous workpieces passing through the solenoidal induction coil in a process line. The coil geometry can change, for example, as the outer dimension of the workpiece passing through the solenoidal induction coil changes or as non-continuous workpieces pass through the solenoidal induction coil in an induction heating or welding process line.
A high frequency electrical heating system is provided for heating electrically conductive parts as they are advanced, either for annealing or welding processes, and in which the electrical heating current is supplied by a solid state inverter through a load matching and frequency control apparatus that maintains the desired load current and frequency with changes in the load impedance caused by the electrically conductive parts as they are advanced. Highly regulated load matching is achieved with high frequency variable reactors that can have a geometrically-shaped moveable insert core section and a stationary split-bus section with a complementary geometrically-shaped split-bus section and a split electric terminal bus section where the insert core section can be moved relative to the stationary split-bus section to vary the inductance of the reactor pair.
H05B 6/06 - Control, e.g. of temperature, of power
B23K 13/01 - Welding by high-frequency current heating by induction heating
H02M 7/12 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
H05B 6/10 - Induction heating apparatus, other than furnaces, for specific applications
15.
HIGH FREQUENCY POWER SUPPLY SYSTEM WITH CLOSELY REGULATED OUTPUT FOR HEATING A WORKPIECE
A high frequency electrical heating system is provided for heating electrically conductive parts as they are advanced, either for annealing or welding processes, and in which the electrical heating current is supplied by a solid state inverter through a load matching and frequency control apparatus that maintains the desired load current and frequency with changes in the load impedance caused by the electrically conductive parts as they are advanced. Highly regulated load matching is achieved with high frequency variable reactors that can have a geometrically-shaped moveable insert core section and a stationary split-bus section with a complementary geometrically-shaped split-bus section and a split electric terminal bus section where the insert core section can be moved relative to the stationary split-bus section to vary the inductance of the reactor pair.
H05B 6/06 - Control, e.g. of temperature, of power
H05B 6/10 - Induction heating apparatus, other than furnaces, for specific applications
B23K 13/01 - Welding by high-frequency current heating by induction heating
H02M 7/12 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
16.
HIGH FREQUENCY POWER SUPPLY SYSTEM WITH CLOSELY REGULATED OUTPUT FOR HEATING A WORKPIECE
A high frequency power supply system provides highly regulated power and frequency to a workpiece load where the highly regulated power and frequency can be independent of the workpiece load characteristics by inverter switching control and an inverter output impedance adjusting and frequency control network that can include precision variable reactors with a geometrically-shaped moveable insert core section and a stationary split-bus section where the insert core section can be moved relative to the stationary split-bus section to vary the inductance of the variable reactors.
H02M 7/48 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
17.
HIGH FREQUENCY POWER SUPPLY SYSTEM WITH CLOSELY REGULATED OUTPUT FOR HEATING A WORKPIECE
A high frequency power supply system provides highly regulated power and frequency to a workpiece load where the highly regulated power and frequency can be independent of the workpiece load characteristics by inverter switching control and an inverter output impedance adjusting and frequency control network that can include precision variable reactors with a geometrically-shaped moveable insert core section and a stationary split-bus section where the insert core section can be moved relative to the stationary split-bus section to vary the inductance of the variable reactors.
H02M 7/48 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
18.
High frequency power supply system with closely regulated output for heating a workpiece
High frequency electrical heating system is provided for heating electrically conductive parts as they are advanced, either for annealing or welding processes, and in which the electrical heating current is supplied by a solid state DC to AC inverter through a load matching and frequency control circuit that maintains the desired load current and frequency with changes in the load impedance caused by the electrically conductive parts as they are advanced. Load matching is achieved with high frequency variable reactors having a geometrically-shaped moveable insert core section and a stationary split-bus section with a complementary geometrically-shaped split bus section and a split electric terminal bus section where the insert core section can be moved relative to the stationary split-bus section to vary the inductance of the reactor pair.
A high frequency power supply system provides highly regulated power and frequency to a workpiece load where the highly regulated power and frequency can be independent of the workpiece load characteristics by inverter switching control and an inverter output impedance adjusting and frequency control network that can include precision variable reactors with a geometrically-shaped moveable insert core section and a stationary split-bus section with a complementary geometrically-shaped split bus section and split electric terminal bus section where the insert core section can be moved relative to the stationary split-bus section to vary the inductance of the variable reactors.
H05B 6/10 - Induction heating apparatus, other than furnaces, for specific applications
B23K 13/08 - Electric supply or control circuits therefor
H02M 5/458 - Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
B23K 11/087 - Seam welding not restricted to one of the preceding subgroups for rectilinear seams
H02M 7/5387 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
B23K 11/24 - Electric supply or control circuits therefor
H01F 29/10 - Variable transformers or inductances not covered by group with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable part of magnetic circuit
H02M 7/48 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
09 - Scientific and electric apparatus and instruments
Goods & Services
Welding process infrared imaging and analysis system comprised of an infrared digital camera, a computer and software for analyzing data in the nature of infrared images of weld heat affected zones during the welding process
21.
Heat energy sensing and analysis for welding processes
A series of time-sequenced heat energy data arrays or data stream sets of a weld process region are processed by a weld data array or data stream processing system to produce a heat energy data set output that is related to weld process region features or weld process region heat energy data. The heat energy data set output can be displayed to a system user and modified by system user input to the weld data array or data stream processing system; alternatively, or in combination, the system user output and input, the heat energy data set output, or data produced from the heat energy data set output by the weld data array or data stream processing system, can be transmitted to a weld process controller to adjust parameters in the weld process responsive to the output of the weld data array or data stream processing system.
A series of time sequenced heat energy data arrays or data stream sets of a weld process region are processed by a weld data array or data stream processing system to produce a heat energy data set output that is related to weld process region features or weld process region heat energy data. The heat energy data set output can be displayed to a system user and modified by system user input to the weld data array or data stream processing system; alternatively, or in combination, the system user output and input, the heat energy data set output, or data produced from the heat energy data set output by the weld data array or data stream processing system, can be transmitted to a weld process controller to adjust parameters in the weld process responsive to the output of the weld data array or data stream processing system.
A series of time sequenced heat energy data arrays or data stream sets of a weld process region are processed by a weld data array or data stream processing system to produce a heat energy data set output that is related to weld process region features or weld process region heat energy data. The heat energy data set output can be displayed to a system user and modified by system user input to the weld data array or data stream processing system; alternatively, or in combination, the system user output and input, the heat energy data set output, or data produced from the heat energy data set output by the weld data array or data stream processing system, can be transmitted to a weld process controller to adjust parameters in the weld process responsive to the output of the weld data array or data stream processing system.
A spray quench system is provided with one or more spray quench rings that eject a controlled volume of quenchant spray onto a workpiece passing through the quench rings. Supply of the quenchant to the quench rings is coordinated with control of the quench rings to selectively change the pressure, quenchant spray exit velocity from the quench rings, flow rate or pattern of the quenchant spray onto the workpiece depending upon mass cooling requirements as the workpiece passes through the quench rings.
A spray quench system is provided with one or more spray quench rings that eject a controlled volume of quenchant spray onto a workpiece passing through the quench rings. Supply of the quenchant to the quench rings is coordinated with control of the quench rings to selectively change the pressure, quenchant spray exit velocity from the quench rings, flow rate or pattern of the quenchant spray onto the workpiece depending upon mass cooling requirements as the workpiece passes through the quench rings.
A solenoidal induction coil with dynamically variable coil geometry is provided for inductively welding or heating continuous or discontinuous workpieces passing through the solenoidal induction coil in a process line. The coil geometry can change, for example, as the outer dimension of the workpiece passing through the solenoidal induction coil changes or as non-continuous workpieces pass through the solenoidal induction coil in an induction heating or welding process line.
A solenoidal induction coil with dynamically variable coil geometry is provided for inductively welding or heating continuous or discontinuous workpieces passing through the solenoidal induction coil in a process line. The coil geometry can change, for example, as the outer dimension of the workpiece passing through the solenoidal induction coil changes or as non-continuous workpieces pass through the solenoidal induction coil in an induction heating or welding process line.
A solenoidal induction coil with dynamically variable coil geometry is provided for inductively welding or heating continuous or discontinuous workpieces passing through the solenoidal induction coil in a process line. The coil geometry can change, for example, as the outer dimension of the workpiece passing through the solenoidal induction coil changes or as non-continuous workpieces pass through the solenoidal induction coil in an induction heating or welding process line.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
Goods & Services
Welders, welding apparatus and welding instruments; solid state welders, welding apparatus and instruments, welding seam annealers; electric welding machines and other electric machinery and their parts; high frequency electric welding machines and high frequency electric generators for use with such machines and with high frequency electrical apparatus for heating and drying purposes; welding machines, high frequency welding machines; electric welding machines, electric machines and tools, spare parts and accessories therefor. Control systems for welders, welding seam annealers, welding apparatus and welding instruments; software for welders, welding seam annealers, welding apparatus and welding instruments. High-frequency electrical apparatus for dielectric heating and drying purposes and for inductive heating purposes; electrical heating apparatus, spare parts and accessories therefor.
30.
Spray quench systems for heat treated metal products
A method of quenching a workpiece is provided with one or more spray quench rings that eject a controlled variable volume of spray quench onto a workpiece passing through the quench rings by dynamically adjusting the axially adjustable distance between the inner and outer ring elements of each quench ring while the workpiece passes through the quench rings in response to mass cooling requirements of the workpiece passing through the quench rings. The quench rings can also be axial adjusted relative to each other in response to the mass cooling requirements. Dynamically adjustable reflected spray guards can be provided to prevent quench spray pattern interference between adjacent quench rings.
C21D 9/08 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for tubular bodies or pipes
C21D 1/18 - HardeningQuenching with or without subsequent tempering
31.
Spray quench systems for heat treated metal products
A spray quench system is provided with one or more spray quench rings that eject a controlled volume of quenchant spray onto a workpiece passing through the quench rings. Supply of the quenchant to the quench rings is coordinated with control of the quench rings to selectively change the pressure, quenchant spray exit velocity from the quench rings, flow rate or pattern of the quenchant spray onto the workpiece depending upon mass cooling requirements as the workpiece passes through the quench rings.
C21D 1/667 - Quenching devices for spray quenching
C21D 1/18 - HardeningQuenching with or without subsequent tempering
C21D 9/08 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for tubular bodies or pipes
09 - Scientific and electric apparatus and instruments
Goods & Services
welding process infrared imaging and analysis system comprised of an infrared digital camera and a computer, the foregoing system for the purpose of analyzing infrared image weld thermal data
33.
System and method of computing the operating parameters of a forge welding machine
A method for setting the operating frequency of a forge welding machine for a preferred width of the of the heat affected zone during a forge weld. A computer program executes a self-tuning routine to determine the operating frequency in response to an inputted value of a preferred width of the heat affected zone. The operating power setting for the forge welding machine may also be determined in combination with the operating frequency in response to an inputted value of weld temperature.
09 - Scientific and electric apparatus and instruments
Goods & Services
Welding machines, high frequency welding machines. Welders, welding apparatus and welding instruments; solid state welders, welding apparatus and instruments; control systems for welders, welding apparatus and welding instruments.
metal working machines, namely, mechanical presses, cutoff presses and parts therefore, namely, die sets, die jaw inserts, accelerators and blades for cutoff presses, tube end forming apparatus, namely, mechanical punch presses, dedimpler machines, and deburring machines, and runout tables
37.
SPRAY QUENCH SYSTEMS FOR HEAT TREATED METAL PRODUCTS
A method of quenching a workpiece is provided with one or more spray quench rings that eject a controlled variable volume of spray quench onto a workpiece passing through the quench rings by dynamically adjusting an axially adjustable distance between the inner and outer ring elements of each quench ring while the workpiece passes through the quench rings in response to the mass cooling requirements of the workpiece passing through the quench rings. The quench rings can also be axially adjusted relative to each other in response to the mass cooling requirements. Dynamically adjustable reflected spray guards can be provided to prevent quench spray pattern interference between adjacent quench rings.
A spray quench system is provided with one or more spray quench rings that eject a controlled volume of spray onto a workpiece passing through the quench rings. The quench rings can be adjusted in position independently of each other relative to the workpiece being sprayed. Reflected spray guards may be provided to prevent spray interference between adjacent quench rings. The outlets of the quench rings may be adjustable in volume. A controller can be provided to optimize the distribution of quench cooling flows from the quench rings. Sets of quench rings with different diameters in each set may be provided in modular form.
A spray quench system is provided with one or more spray quench rings that eject a controlled volume of spray onto a workpiece passing through the quench rings. The quench rings can be adjusted in position independently of each other relative to the workpiece being sprayed. Reflected spray guards may be provided to prevent spray interference between adjacent quench rings. The outlets of the quench rings may be adjustable in volume. A controller can be provided to optimize the distribution of quench cooling flows from the quench rings. Sets of quench rings with different diameters in each set may be provided in modular form.
A spray quench system is provided with one or more spray quench rings that eject a controlled volume of spray onto a workpiece passing through the quench rings. The quench rings can be adjusted in position independently of each other relative to the workpiece being sprayed. Reflected spray guards may be provided to prevent spray interference between adjacent quench rings. The outlets of the quench rings may be adjustable in volume. A controller can be provided to optimize the distribution of quench cooling flows from the quench rings. Sets of quench rings with different diameters in each set may be provided in modular form.
A system and method for computing the parameters of a forge welding machine for the forge welding of one or more materials is provided. A computer program executes a self-tuning routine to compute the operating frequency and operating power setting for the forge welding machine in response to an inputted width of the heat affected zone and an inputted weld temperature.
A system and method for computing the parameters of a forge welding machine for the forge welding of one or more materials is provided. A computer program executes a self-tuning routine to compute the operating frequency and operating power setting for the forge welding machine in response to an inputted width of the heat affected zone and an inputted weld temperature.
A system and method for computing the parameters of a forge welding machine for the forge welding of one or more materials is provided. A computer program executes a self-tuning routine to compute the operating frequency and operating power setting for the forge welding machine in response to an inputted width of the heat affected zone and an inputted weld temperature.
A solid state switching circuit utilizes a transformer in series with the circuit's switching device by which energy initially stored in the primary of the transformer is recovered in resonant circuitry connected to the secondary of the transformer for transfer of the energy to the load when the switching device is not conducting.
H02M 9/02 - Conversion of DC or AC input power into surge output power with DC input power
H02M 5/10 - Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC by static converters using transformers
H02M 7/523 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with LC-resonance circuit in the main circuit
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
09 - Scientific and electric apparatus and instruments
Goods & Services
Electronic monitoring equipment; namely, a pyrometer for sensing the temperature of a weld and a controller for adjusting the output of an induction welder relative to the sensed temperature
(1) High frequency apparatus for welding tubing, strips and other metal shapes and high frequency electric generators for use in connection with such welding apparatus.
(2) Dielectric heating apparatus and high frequency electric generators for use in connection with such apparatus.
(3) Dielectric heating apparatus;
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
Goods & Services
APPARATUS FOR INDUCTION HEATING, [ DIELECTRIC HEATING, ] CURRENT GENERATORS FOR SUCH APPARATUS, ELECTRICAL APPARATUS FOR TUBE WELDING AND PARTS THEREOF
