A brush assembly for use in a brush holder assembly of an electrical machine is disclosed. The brush assembly includes a carbon brush, an electrically conductive terminal and an electrically conductive lead assembly attached to both the carbon brush and the electrically conductive terminal. In some instances, the electrically conductive lead assembly includes a spliced union located between the electrically conductive terminal and the carbon brush and spaced away from both the electrically conductive terminal and the carbon brush. In some instances, the electrically conductive terminal includes an inner core layer positioned between a first conductive metal layer and a second conductive metal layer.
H01R 39/36 - Connections of cable or wire to brush
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
3.
System and method for monitoring the status of one or more components of an electrical machine
A system for monitoring the wear state of a carbon brush of a brush holder assembly in which the length of the carbon brush is diminished from an initial length as an end of the carbon brush wears away during use. The system includes a wear state monitor, including a sensor, coupled to the carbon brush. The wear state monitor is configured to rotate as the length of the carbon brush diminishes. The sensor is configured to measure an angular displacement of the wear state monitor as the wear state monitor rotates. The measured angular displacement of the wear state monitor correlates to an amount of diminution in the length of the carbon brush.
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
G01B 21/22 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapersMeasuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for testing the alignment of axes
H01R 39/26 - Solid sliding contacts, e.g. carbon brush
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
4.
System and method for monitoring the status of one or more components of an electrical machine
Example brush holder assemblies of an electric machine are disclosed. An example brush holder assembly of an electric machine includes a carbon brush including an upper surface and a lower surface opposite the upper surface. The brush holder assembly also includes one or more lead wires extending out of the carbon brush at an insertion point on the upper surface and a first cavity extending into the carbon brush from the upper surface at a location spaced away from the insertion point of the one or more lead wires and unobstructed by the one or more lead wires.
Example brush holder assemblies of an electric machine are disclosed. An example brush holder assembly of an electric machine includes a carbon brush including an upper surface and a lower surface opposite the upper surface. The brush holder assembly also includes one or more lead wires extending out of the carbon brush at an insertion point on the upper surface and a first cavity extending into the carbon brush from the upper surface at a location spaced away from the insertion point of the one or more lead wires and unobstructed by the one or more lead wires.
09 - Scientific and electric apparatus and instruments
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Electrical brush holder systems, brush holder assemblies,
brush holders, grounding ropes, and brushes used in
industrial and commercial electric motors and generators. Monitoring devices for monitoring industrial hardware and
equipment; computer hardware and software systems for
monitoring industrial hardware and equipment; software for
monitoring industrial hardware and equipment. Maintenance services, namely, repair and replacement of
electrical device components; maintenance of industrial
hardware and equipment using remote monitoring hardware and
software; consulting services in the field of predictive
maintenance for industrial hardware and equipment. Software as a service (SAAS) services featuring software for
monitoring industrial hardware and equipment.
09 - Scientific and electric apparatus and instruments
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Electrical brush holder systems, brush holder assemblies,
brush holders, grounding ropes, and brushes used in
industrial and commercial electric motors and generators. Monitoring devices for monitoring industrial hardware and
equipment; computer hardware and software systems for
monitoring industrial hardware and equipment; software for
monitoring industrial hardware and equipment. Maintenance services, namely, repair and replacement of
electrical device components; maintenance of industrial
hardware and equipment using remote monitoring hardware and
software; consulting services in the field of predictive
maintenance for industrial hardware and equipment. Software as a service (SAAS) services featuring software for
monitoring industrial hardware and equipment.
8.
System and method for monitoring the status of one or more components of an electrical machine
Example brush holder assemblies of an electric machine are disclosed. An example brush holder assembly of an electric machine includes a carbon brush including an upper surface and a lower surface opposite the upper surface. The brush holder assembly also includes one or more lead wires extending out of the carbon brush at an insertion point on the upper surface and a first cavity extending into the carbon brush from the upper surface at a location spaced away from the insertion point of the one or more lead wires and unobstructed by the one or more lead wires.
09 - Scientific and electric apparatus and instruments
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
electrical brush holder assemblies, brush holder assemblies, brush holders, grounding ropes, and brushes being parts of industrial and commercial electric motors for machines and electric generators electronic monitoring devices for monitoring the performance of industrial machines; computer hardware and recorded software systems for monitoring the performance of industrial equipment; downloadable software for monitoring the performance of industrial equipment maintenance services, namely, repair and replacement of electrical device components; maintenance of industrial hardware and equipment using remote monitoring hardware and software; consulting services in the field of predictive maintenance for industrial hardware and equipment software as a service (SAAS) services featuring software for monitoring the performance of industrial hardware and equipment
09 - Scientific and electric apparatus and instruments
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
electrical brush holder assemblies, brush holder assemblies, brush holders, grounding ropes, and brushes being parts of industrial and commercial electric motors for machines and electric generators monitoring devices for monitoring the performance of industrial machines; computer hardware and recorded software systems for monitoring the performance of industrial equipment; downloadable software for monitoring the performance of industrial equipment maintenance services, namely, repair and replacement of electrical device components; maintenance of industrial hardware and equipment using remote monitoring hardware and software; consulting services in the field of predictive maintenance for industrial hardware and equipment software as a service (SAAS) services featuring software for monitoring the performance of industrial hardware and equipment
11.
Brush holder assembly monitoring apparatus, assembly, system and method
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control unit, where the data may be evaluated in order to monitor states of brushes at a plurality of remote electrical facilities. For example, multiple images of a marker tracking longitudinal movement of the brush may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison, may then be performed in order to evaluate a condition of the brush, such as the wear rate, wear state, or life expectancy of the brush.
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
H02K 5/14 - Means for supporting or protecting brushes or brush holders
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
H04L 43/04 - Processing captured monitoring data, e.g. for logfile generation
H04L 43/08 - Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
A brush assembly for use in a brush holder assembly (12) of an electrical machine is disclosed. The brush assembly includes a carbon brush (114), an electrically conductive terminal (142), and an electrically conductive lead assembly (136) attached to both the carbon brush and the electrically conductive terminal. In some instances, the electrically conductive lead assembly includes a spliced union (150) located between the electrically conductive terminal and the carbon brush and spaced away from both the electrically conductive terminal and the carbon brush. In some instances, the electrically conductive terminal includes an inner core layer (66) positioned between a first conductive metal layer (68a) and a second conductive metal layer (68b).
A brush assembly for use in a brush holder assembly (12) of an electrical machine is disclosed. The brush assembly includes a carbon brush (114), an electrically conductive terminal (142), and an electrically conductive lead assembly (136) attached to both the carbon brush and the electrically conductive terminal. In some instances, the electrically conductive lead assembly includes a spliced union (150) located between the electrically conductive terminal and the carbon brush and spaced away from both the electrically conductive terminal and the carbon brush. In some instances, the electrically conductive terminal includes an inner core layer (66) positioned between a first conductive metal layer (68a) and a second conductive metal layer (68b).
A brush assembly for use in a brush holder assembly of an electrical machine is disclosed. The brush assembly includes a carbon brush, an electrically conductive terminal and an electrically conductive lead assembly attached to both the carbon brush and the electrically conductive terminal. In some instances, the electrically conductive lead assembly includes a spliced union located between the electrically conductive terminal and the carbon brush and spaced away from both the electrically conductive terminal and the carbon brush. In some instances, the electrically conductive terminal includes an inner core layer positioned between a first conductive metal layer and a second conductive metal layer.
H01R 39/36 - Connections of cable or wire to brush
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
An example brush holder assembly for positioning a conductive carbon brush in contact with a conductive surface of an electrical device is disclosed. In some aspects, the example brush holder assembly includes a brush holder including a backbone extending therefrom and a removable handle. Further, the removeable handle includes a frame releasably engaged with the backbone and a grip secured to the frame. In some aspects, the brush holder assembly includes a removable catch arm removably coupled to an upper beam and a lower beam of the brush holder assembly. Removal of the catch arm allows the upper beam to be disassembled from the lower beam.
An example brush holder assembly for positioning a conductive carbon brush in contact with a conductive surface of an electrical device is disclosed. In some aspects, the example brush holder assembly includes a brush holder including a backbone extending therefrom and a removable handle. Further, the removeable handle includes a frame releasably engaged with the backbone and a grip secured to the frame. In some aspects, the brush holder assembly includes a removable catch arm removably coupled to an upper beam and a lower beam of the brush holder assembly. Removal of the catch arm allows the upper beam to be disassembled from the lower beam.
An example brush holder assembly for positioning a conductive carbon brush in contact with a conductive surface of an electrical device is disclosed. In some aspects, the example brush holder assembly includes a brush holder including a backbone extending therefrom and a removable handle. Further, the removeable handle includes a frame releasably engaged with the backbone and a grip secured to the frame. In some aspects, the brush holder assembly includes a removable catch arm removably coupled to an upper beam and a lower beam of the brush holder assembly. Removal of the catch arm allows the upper beam to be disassembled from the lower beam.
A system for monitoring the wear state of a carbon brush of a brush holder assembly in which the length of the carbon brush is diminished from an initial length as an end of the carbon brush wears away during use. The system includes a wear state monitor, including a sensor, coupled to the carbon brush. The wear state monitor is configured to rotate as the length of the carbon brush diminishes. The sensor is configured to measure an angular displacement of the wear state monitor as the wear state monitor rotates. The measured angular displacement of the wear state monitor correlates to an amount of diminution in the length of the carbon brush.
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
G01B 21/22 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapersMeasuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for testing the alignment of axes
H01R 39/26 - Solid sliding contacts, e.g. carbon brush
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
19.
System and method for monitoring the status of one or more components of an electrical machine
A monitoring apparatus configured for monitoring a carbon brush of a brush holder assembly of an electrical machine. The monitoring apparatus may include a flexible sensor and a signal processing circuit for processing a signal received from the flexible sensor. The flexible sensor may have an electrical resistance that varies based on a radius of curvature of the flexible sensor, wherein the radius of curvature of the flexible sensor may be associated with a deflection of a spring providing a force to engage the carbon brush with a rotating component of the electrical machine. The signal processing circuit may be coupled to the sensor and may be configured to determine a measure of a wear state of the carbon brush using information about the variable resistance of the flexible sensor.
G08B 21/00 - Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control unit, where the data may be evaluated in order to monitor states of brushes at a plurality of remote electrical facilities. For example, multiple images of a marker tracking longitudinal movement of the brush may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison, may then be performed in order to evaluate a condition of the brush, such as the wear rate, wear state, or life expectancy of the brush.
H04L 43/08 - Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
H04L 43/04 - Processing captured monitoring data, e.g. for logfile generation
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
A system for monitoring the wear state of a carbon brush of a brush holder assembly in which the length of the carbon brush is diminished from an initial length as an end of the carbon brush wears away during use. The system includes a wear state monitor, including a sensor, coupled to the carbon brush. The wear state monitor is configured to rotate as the length of the carbon brush diminishes. The sensor is configured to measure an angular displacement of the wear state monitor as the wear state monitor rotates. The measured angular displacement of the wear state monitor correlates to an amount of diminution in the length of the carbon brush.
A system for monitoring the wear state of a carbon brush of a brush holder assembly in which the length of the carbon brush is diminished from an initial length as an end of the carbon brush wears away during use. The system includes a wear state monitor, including a sensor, coupled to the carbon brush. The wear state monitor is configured to rotate as the length of the carbon brush diminishes. The sensor is configured to measure an angular displacement of the wear state monitor as the wear state monitor rotates. The measured angular displacement of the wear state monitor correlates to an amount of diminution in the length of the carbon brush.
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
23.
SYSTEM AND METHOD FOR MONITORING THE STATUS OF ONE OR MORE COMPONENTS OF AN ELECTRICAL MACHINE
Example brush holder assemblies of an electric machine are disclosed. An example brush holder assembly of an electric machine includes a carbon brush including an upper surface and a lower surface opposite the upper surface. The brush holder assembly also includes one or more lead wires extending out of the carbon brush at an insertion point on the upper surface and a first cavity extending into the carbon brush from the upper surface at a location spaced away from the insertion point of the one or more lead wires and unobstructed by the one or more lead wires.
Example brush holder assemblies of an electric machine are disclosed. An example brush holder assembly of an electric machine includes a carbon brush including an upper surface and a lower surface opposite the upper surface. The brush holder assembly also includes one or more lead wires extending out of the carbon brush at an insertion point on the upper surface and a first cavity extending into the carbon brush from the upper surface at a location spaced away from the insertion point of the one or more lead wires and unobstructed by the one or more lead wires.
A system for monitoring the wear state of a carbon brush of a brush holder assembly in which the length of the carbon brush is diminished from an initial length as an end of the carbon brush wears away during use. The system includes a wear state monitor, including a sensor, coupled to the carbon brush. The wear state monitor is configured to rotate as the length of the carbon brush diminishes. The sensor is configured to measure an angular displacement of the wear state monitor as the wear state monitor rotates. The measured angular displacement of the wear state monitor correlates to an amount of diminution in the length of the carbon brush.
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
G01B 21/22 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapersMeasuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for testing the alignment of axes
H01R 39/26 - Solid sliding contacts, e.g. carbon brush
A system for monitoring the wear state of a carbon brush of a brush holder assembly in which the length of the carbon brush is diminished from an initial length as an end of the carbon brush wears away during use. The system includes a wear state monitor, including a sensor, coupled to the carbon brush. The wear state monitor is configured to rotate as the length of the carbon brush diminishes. The sensor is configured to measure an angular displacement of the wear state monitor as the wear state monitor rotates. The measured angular displacement of the wear state monitor correlates to an amount of diminution in the length of the carbon brush.
Example brush holder assemblies of an electric machine are disclosed. An example brush holder assembly of an electric machine includes a carbon brush including an upper surface and a lower surface opposite the upper surface. The brush holder assembly also includes one or more lead wires extending out of the carbon brush at an insertion point on the upper surface and a first cavity extending into the carbon brush from the upper surface at a location spaced away from the insertion point of the one or more lead wires and unobstructed by the one or more lead wires.
A shaft grounding and monitoring system may include a grounding member slidingly engageable with a rotating shaft. An electrical sensor may be configured to be coupled with the grounding member in order to detect an electrical parameter that provides an indication of electricity flowing from the rotating shaft to ground through the grounding member. A processor may be operably coupled with the electrical sensor and may receive and analyze data from the electrical sensor. The processor may be configured to periodically analyze the data representing the electrical parameter from the electrical sensor at a sampling rate and for a sampling period that is related to a rotation speed of the rotating shaft. A memory may be operably coupled with the processor and may be configured to store data processed by the processor that is representative of the data provided by the electrical sensor.
A brush holder assembly including a quick disconnect assembly for quickly disconnecting a brush and electrical leads from a remaining component of the brush holder assembly to facilitate brush removal and replacement. The quick disconnect assembly includes a receptacle having a cavity for removably receiving and an end of the electrical lead, such as the nugget, and a resilient clip. When positioned in the cavity of the receptacle, the resilient clip urges a surface of the nugget into direct contact with a surface of the receptacle partially defining the cavity, completing an electrical current pathway from the brush through the electrical lead to the nugget, and from the surface of the nugget to the surface of the receptacle.
H01R 39/36 - Connections of cable or wire to brush
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
A brush holder assembly for use in an electrical generator having a moving conductive surface may include a brush holder, such as a brush box, that is configured to be removably mounted to a mounting element on the electrical generator. A carbon brush may be slidingly disposed with the brush holder and may be biased into sliding contact with the moving conductive surface. The brush holder assembly includes a handle that is moveable between an unlocked position in which the brush holder is removable from the mounting element and a locked position in which the brush holder is secured relative to the mounting element. A circuit board is disposed within the handle and includes a sensor that provides an indication of an occurrence of an anomalous and/or threshold condition of the carbon brush.
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control unit, where the data may be evaluated in order to monitor states of brushes at a plurality of remote electrical facilities. For example, multiple images of a marker tracking longitudinal movement of the brush may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison, may then be performed in order to evaluate a condition of the brush, such as the wear rate, wear state, or life expectancy of the brush.
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
A shaft grounding and monitoring system may include a grounding member slidingly engageable with a rotating shaft. An electrical sensor may be configured to be coupled with the grounding member in order to detect an electrical parameter that provides an indication of electricity flowing from the rotating shaft to ground through the grounding member. A processor may be operably coupled with the electrical sensor and may receive and analyze data from the electrical sensor at multiple sampling points taken at different rotational positions of the rotating shaft during multiple revolutions of the rotating shaft. The processor may be configured to develop, over time, a reconstructed waveform representing a compilation of the periodically sampled values of the data from the electrical sensor through one revolution of the rotating shaft.
A shaft grounding and monitoring system may include a grounding member slidingly engageable with a rotating shaft. An electrical sensor may be configured to be coupled with the grounding member in order to detect an electrical parameter that provides an indication of electricity flowing from the rotating shaft to ground through the grounding member. A processor may be operably coupled with the electrical sensor and may receive and analyze data from the electrical sensor at multiple sampling points taken at different rotational positions of the rotating shaft during multiple revolutions of the rotating shaft. The processor may be configured to develop, over time, a reconstructed waveform representing a compilation of the periodically sampled values of the data from the electrical sensor through one revolution of the rotating shaft.
H02K 11/26 - Devices for sensing voltage, or actuated thereby, e.g. overvoltage protection devices
H02K 5/173 - Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
34.
Brush holder marking system and associated maintenance
A marking system for knowing precisely at which location on an electrical device a used brush and associated brush holder assembly were positioned to evaluate whether abnormal brush wear, abnormal operation or other anomaly is occurring and performing maintenance and/or replacement of components as needed.
B41G 7/00 - Auxiliary perforating apparatus associated with printing devices
G01B 11/00 - Measuring arrangements characterised by the use of optical techniques
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
A shaft grounding and monitoring system may include a grounding member slidingly engageable with a rotating shaft. An electrical sensor may be configured to be coupled with the grounding member in order to detect an electrical parameter that provides an indication of electricity flowing from the rotating shaft to ground through the grounding member. A processor may be operably coupled with the electrical sensor and may receive and analyze data from the electrical sensor. The processor may be configured to periodically analyze the data representing the electrical parameter from the electrical sensor at a sampling rate and for a sampling period that is related to a rotation speed of the rotating shaft. A memory may be operably coupled with the processor and may be configured to store data processed by the processor that is representative of the data provided by the electrical sensor.
A shaft grounding and monitoring system may include a grounding member slidingly engageable with a rotating shaft. An electrical sensor may be configured to be coupled with the grounding member in order to detect an electrical parameter that provides an indication of electricity flowing from the rotating shaft to ground through the grounding member. A processor may be operably coupled with the electrical sensor and may receive and analyze data from the electrical sensor. The processor may be configured to periodically analyze the data representing the electrical parameter from the electrical sensor at a sampling rate and for a sampling period that is related to a rotation speed of the rotating shaft. A memory may be operably coupled with the processor and may be configured to store data processed by the processor that is representative of the data provided by the electrical sensor.
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control unit, where the data may be evaluated in order to monitor states of brushes at a plurality of remote electrical facilities. For example, multiple images of a marker tracking longitudinal movement of the brush may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison, may then be performed in order to evaluate a condition of the brush, such as the wear rate, wear state, or life expectancy of the brush.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
G05B 19/4065 - Monitoring tool breakage, life or condition
A grounding rope assembly for electrically grounding a rotatable conductive shaft of a dynamo-electric machine. The assembly includes a grounding rope member including a plurality of conductive wires extending along the length of the grounding rope member and one or more discrete fixation points intermediate the first and second ends of the grounding rope member. Two or more of the plurality of conductive wires are affixed together at each of the discrete fixation points.
H01H 47/00 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
A brush holder assembly for use in an electrical generator having a moving conductive surface may include a brush holder, such as a brush box, that is configured to be removably mounted to a mounting element on the electrical generator. A carbon brush may be slidingly disposed with the brush holder and may be biased into sliding contact with the moving conductive surface. The brush holder assembly includes a handle that is moveable between an unlocked position in which the brush holder is removable from the mounting element and a locked position in which the brush holder is secured relative to the mounting element. A circuit board is disposed within the handle and includes a sensor that provides an indication of an occurrence of an anomalous and/or threshold condition of the carbon brush.
ABSTRACT A brush holder assembly for use in an electrical generator having a moving conductive surface may include a brush holder, such as a brush box, that is configured to be removably mounted to a mounting element on the electrical generator. A carbon brush may be slidingly disposed with the brush holder and may be biased into sliding contact with the moving conductive surface. The brush holder assembly includes a handle that is moveable between an unlocked position in which the brush holder is removable from the mounting element and a locked position in which the brush holder is secured relative to the mounting element. A circuit board is disposed within the handle and includes a sensor that provides an indication of an occurrence of an anomalous and/or threshold condition of the carbon brush. Date Recue/Date Received 2020-12-15
A brush holder assembly for use in an electrical generator having a moving conductive surface may include a brush holder, such as a brush box, that is configured to be removably mounted to a mounting element on the electrical generator. A carbon brush may be slidingly disposed with the brush holder and may be biased into sliding contact with the moving conductive surface. The brush holder assembly includes a handle that is moveable between an unlocked position in which the brush holder is removable from the mounting element and a locked position in which the brush holder is secured relative to the mounting element. A circuit board is disposed within the handle and includes a sensor that provides an indication of an occurrence of an anomalous and/or threshold condition of the carbon brush.
A brush holder assembly for use in an electrical generator having a moving conductive surface may include a brush holder, such as a brush box, that is configured to be removably mounted to a mounting element on the electrical generator. A carbon brush may be slidingly disposed with the brush holder and may be biased into sliding contact with the moving conductive surface. The brush holder assembly includes a handle that is moveable between an unlocked position in which the brush holder is removable from the mounting element and a locked position in which the brush holder is secured relative to the mounting element. A circuit board is disposed within the handle and includes a sensor that provides an indication of an occurrence of an anomalous and/or threshold condition of the carbon brush.
A monitoring apparatus configured for monitoring a carbon brush of a brush holder assembly of an electrical machine. The monitoring apparatus may include a flexible sensor and a signal processing circuit for processing a signal received from the flexible sensor. The flexible sensor may have an electrical resistance that varies based on a radius of curvature of the flexible sensor, wherein the radius of curvature of the flexible sensor may be associated with a deflection of a spring providing a force to engage the carbon brush with a rotating component of the electrical machine. The signal processing circuit may be coupled to the sensor and may be configured to determine a measure of a wear state of the carbon brush using information about the variable resistance of the flexible sensor.
G08B 21/00 - Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
A shaft grounding apparatus including a grounding rope in electrical contact with ground, and an adjustable rope guide configured to guide the grounding rope on an electrically conductive surface of a rotating shaft of an electric machine. The adjustable rope guide includes a plurality of articulating segments configured to provide the adjustable rope guide with a variable radius of curvature to closely follow a radius of curvature of the rotating shaft.
A brush lead guide for a brush holder assembly configured to retain the leads extending from a brush in a desired position/orientation to ensure the leads do not interfere with movement of the brush within the brush holder. In some instances, the lead guide includes a first guide rail including a channel for receiving a first lead of the brush and a second guide rail including a channel for receiving a second lead from the brush. The lead guide maintains the leads in a position such that the leads are held within the width of the opening of the brush holder to ensure the leads do not interfere with movement of the brush within the brush holder during use of the brush holder assembly.
A grounding rope assembly for electrically grounding a rotatable conductive shaft of a dynamo-electric machine. The assembly includes a grounding rope member including a plurality of conductive wires extending along the length of the grounding rope member and one or more discrete fixation points intermediate the first and second ends of the grounding rope member. Two or more of the plurality of conductive wires are affixed together at each of the discrete fixation points.
A grounding rope assembly 20 for electrically grounding a rotatable conductive shaft 4 of a dynamo-electric machine. The assembly 20 includes a grounding rope member 40 including a plurality of conductive wires 41 extending along the length of the grounding rope member 40 and one or more discrete fixation points 43 intermediate the first and second ends 42, 44 of the grounding rope member 40. The assembly 20 further includes a rope guide 50 configured to guide the rope member 40 on an electrically conductive surface 6 of the rotatable shaft 4. Two or more of the plurality of conductive wires 41 are affixed together at each of the discrete fixation points 43.
A grounding rope assembly for electrically grounding a rotatable conductive shaft of a dynamo-electric machine. The assembly includes a grounding rope member including a plurality of conductive wires extending along the length of the grounding rope member and one or more discrete fixation points intermediate the first and second ends of the grounding rope member. Two or more of the plurality of conductive wires are affixed together at each of the discrete fixation points.
A grounding rope assembly for electrically grounding a rotatable conductive shaft of a dynamo-electric machine. The assembly includes a grounding rope member including a plurality of conductive wires extending along the length of the grounding rope member and one or more discrete fixation points intermediate the first and second ends of the grounding rope member. Two or more of the plurality of conductive wires are affixed together at each of the discrete fixation points.
H01H 47/00 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control unit, where the data may be evaluated in order to monitor states of brushes at a plurality of remote electrical facilities. For example, multiple images of a marker tracking longitudinal movement of the brush may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison, may then be performed in order to evaluate a condition of the brush, such as the wear rate, wear state, or life expectancy of the brush.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
G06F 15/173 - Interprocessor communication using an interconnection network, e.g. matrix, shuffle, pyramid, star or snowflake
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
51.
SYSTEM AND METHOD FOR MONITORING THE STATUS OF ONE OR MORE COMPONENTS OF AN ELECTRICAL MACHINE
A monitoring apparatus configured for monitoring a carbon brush of a brush holder assembly of an electrical machine. The monitoring apparatus may include a flexible sensor and a signal processing circuit for processing a signal received from the flexible sensor. The flexible sensor may have an electrical resistance that varies based on a radius of curvature of the flexible sensor, wherein the radius of curvature of the flexible sensor may be associated with a deflection of a spring providing a force to engage the carbon brush with a rotating component of the electrical machine. The signal processing circuit may be coupled to the sensor and may be configured to determine a measure of a wear state of the carbon brush using information about the variable resistance of the flexible sensor.
A monitoring apparatus configured for monitoring a carbon brush of a brush holder assembly of an electrical machine. The monitoring apparatus may include a flexible sensor and a signal processing circuit for processing a signal received from the flexible sensor. The flexible sensor may have an electrical resistance that varies based on a radius of curvature of the flexible sensor, wherein the radius of curvature of the flexible sensor may be associated with a deflection of a spring providing a force to engage the carbon brush with a rotating component of the electrical machine. The signal processing circuit may be coupled to the sensor and may be configured to determine a measure of a wear state of the carbon brush using information about the variable resistance of the flexible sensor.
A brush holder assembly configured for monitoring a wear state of a carbon brush of an electrical machine. The brush holder assembly may include a carbon brush, a spring and a wear state monitor. The spring may be associated with the carbon brush, and may apply a force to a top surface of the carbon brush to engage the carbon brush with a rotating component of the electrical machine. The wear state monitor may be positioned within a coiled portion of the spring.
H01R 39/58 - Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
54.
System and method for monitoring the status of one or more components of an electrical machine
A monitoring apparatus configured for monitoring a carbon brush of a brush holder assembly of an electrical machine. The monitoring apparatus may include a flexible sensor and a signal processing circuit for processing a signal received from the flexible sensor. The flexible sensor may have an electrical resistance that varies based on a radius of curvature of the flexible sensor, wherein the radius of curvature of the flexible sensor may be associated with a deflection of a spring providing a force to engage the carbon brush with a rotating component of the electrical machine. The signal processing circuit may be coupled to the sensor and may be configured to determine a measure of a wear state of the carbon brush using information about the variable resistance of the flexible sensor.
A mounting fixture for positioning a workpiece in a desired relationship with an apparatus including an articulation joint for coupling first and second tubular members in a desired angular relationship. The articulation joint includes a first end portion clamped to an interior surface of the first tubular member and a second end portion clamped to an interior surface of the second tubular member. First and second clamping members of the articulation joint are clamped together to prevent pivotable movement between a first articulation member and a second articulation member of the articulation joint.
F16M 11/10 - Means for attachment of apparatusMeans allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
F16M 11/20 - Undercarriages with or without wheels
56.
Brush holder assembly monitoring apparatus, assembly, system and method
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control unit, where the data may be evaluated in order to monitor states of brushes at a plurality of remote electrical facilities. For example, multiple images of a marker tracking longitudinal movement of the brush may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison, may then be performed in order to evaluate a condition of the brush, such as the wear rate, wear state, or life expectancy of the brush.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
A method of performing maintenance of components of an electrical device including receiving a container of used brush holder assemblies at a remote location geographically removed from an electrical device facility and sending a container of unused brush holder assemblies to the electrical device facility for installation on an electrical device at the electrical device facility. The container includes a plurality of brush holder assemblies including brush holders and brushes pre-loaded in the brush holders prior to shipping the brush holder assemblies in the container. The container includes a plurality of carriers for interfacing with the brush holder assemblies. Each carrier is configured to restrict movement of the associated brush holder assembly within the container.
H01R 39/40 - Brush holders enabling brush movement within holder during current collection
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
58.
Grounding rope guide for a dynamo-electric machine
A shaft grounding apparatus including a grounding rope in electrical contact with ground, and an adjustable rope guide configured to guide the grounding rope on an electrically conductive surface of a rotating shaft of an electric machine. The adjustable rope guide includes a plurality of articulating segments configured to provide the adjustable rope guide with a variable radius of curvature to closely follow a radius of curvature of the rotating shaft.
A brush lead guide for a brush holder assembly configured to retain the leads extending from a brush in a desired position/orientation to ensure the leads do not interfere with movement of the brush within the brush holder. In some instances, the lead guide includes a first guide rail including a channel for receiving a first lead of the brush and a second guide rail including a channel for receiving a second lead from the brush. The lead guide maintains the leads in a position such that the leads are held within the width of the opening of the brush holder to ensure the leads do not interfere with movement of the brush within the brush holder during use of the brush holder assembly.
A brush lead guide (40) for a brush holder assembly (10) configured to retain the leads (26a, 26b) extending from a brush (20) in a desired position/orientation to ensure the leads (26a, 26b) do not interfere with movement of the brush (20) within the brush holder (12). In some instances, the lead guide (40) includes a first guide rail (42a) including a channel (46) for receiving a first lead (26a) of the brush (20) and a second guide rail (42b) including a channel (46) for receiving a second lead (26b) from the brush (20). The lead guide (40) maintains the leads (26a, 26b) in a position such that the leads (26a, 26b) are held within the width of the opening of the brush holder (12) to ensure the leads (26a, 26b) do not interfere with movement of the brush (20) within the brush holder (12) during use of the brush holder assembly (10).
A shaft grounding apparatus including a grounding rope in electrical contact with ground, and an adjustable rope guide configured to guide the grounding rope on an electrically conductive surface of a rotating shaft of an electric machine. The adjustable rope guide includes a plurality of articulating segments configured to provide the adjustable rope guide with a variable radius of curvature to closely follow a radius of curvature of the rotating shaft.
A mounting fixture (10) for positioning a workpiece (4) in a desired re¬ relationship with an apparatus (6) including an articulation joint (20) for coupling first (12) and second (14) tubular members in a desired angular relationship. The articulation joint includes a first end portion clamped to an interior surface of the first tubular member and a second end portion clamped to an interior surface of the second tubular member. First and second clamping members (40a, 40b) of the articulation joint are clamped together to prevent pivotable movement between a first articulation member (22a) and a second articulation member (22b) of the articulation joint.
B23Q 1/50 - Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only
F16M 11/12 - Means for attachment of apparatusMeans allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
F16M 11/20 - Undercarriages with or without wheels
63.
GROUNDING ROPE GUIDE FOR A DYNAMO-ELECTRIC MACHINE
A shaft grounding apparatus including a grounding rope in electrical contact with ground, and an adjustable rope guide configured to guide the grounding rope on an electrically conductive surface of a rotating shaft of an electric machine. The adjustable rope guide includes a plurality of articulating segments configured to provide the adjustable rope guide with a variable radius of curvature to closely follow a radius of curvature of the rotating shaft.
A shaft grounding apparatus including a grounding rope in electrical contact with ground, and an adjustable rope guide configured to guide the grounding rope on an electrically conductive surface of a rotating shaft of an electric machine. The adjustable rope guide includes a plurality of articulating segments configured to provide the adjustable rope guide with a variable radius of curvature to closely follow a radius of curvature of the rotating shaft.
A mounting fixture for positioning a workpiece in a desired relationship with an apparatus including an articulation joint for coupling first and second tubular members in a desired angular relationship. The articulation joint includes a first end portion clamped to an interior surface of the first tubular member and a second end portion clamped to an interior surface of the second tubular member. First and second clamping members of the articulation joint are clamped together to prevent pivotable movement between a first articulation member and a second articulation member of the articulation joint.
A brush holder assembly including a quick disconnect assembly for quickly disconnecting a brush and electrical leads from a remaining component of the brush holder assembly to facilitate brush removal and replacement. The quick disconnect assembly includes a receptacle having a cavity for removably receiving and an end of the electrical lead, such as the nugget, and a resilient clip. When positioned in the cavity of the receptacle, the resilient clip urges a surface of the nugget into direct contact with a surface of the receptacle partially defining the cavity, completing an electrical current pathway from the brush through the electrical lead to the nugget, and from the surface of the nugget to the surface of the receptacle.
H01R 39/36 - Connections of cable or wire to brush
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
A brush holder assembly of an electrical device is disclosed. The brush holder assembly includes a brush holder, a spring clip removable from the brush holder, a spring detachably coupled to the spring clip, and a spring retainer for retaining the spring on the spring clip. The spring clip is slidably disposed in channels of the brush holder. The detachable spring includes an end region extending around the end of the spring clip such that a first portion of the spring is facing a first side of the spring clip and a second portion of the spring is facing a second side of the spring clip. The spring retainer extends around the end of the spring clip over the end region of the spring.
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
68.
Monitoring systems and methods for monitoring the condition of one or more components of an electrical device
Methods and systems for monitoring a component of an electrical device and/or a brush of a brush holder assembly are disclosed. One method includes receiving data from a plurality of remote monitoring locations at a central control unit, where the data may be evaluated in order to monitor states of brushes or other components of an electrical device at a plurality of remote electrical facilities. For example, multiple images of a component of an electrical device may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison or visual observation, may then be performed in order to evaluate a condition of the brush or other component, such as a threshold and/or anomalous condition of the brush or other component.
A brush holder assembly of an electrical device is disclosed. The brush holder assembly includes a brush holder, a spring clip removable from the brush holder, a spring detachably coupled to the spring clip, and a spring retainer for retaining the spring on the spring clip. The spring clip is slidably disposed in channels of the brush holder. The detachable spring includes an end region extending around the end of the spring clip such that a first portion of the spring is facing a first side of the spring clip and a second portion of the spring is facing a second side of the spring clip. The spring retainer extends around the end of the spring clip over the end region of the spring.
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
70.
Monitoring systems and methods for monitoring the condition of one or more components of an electrical device
Methods and systems for monitoring a component of an electrical device and/or a brush of a brush holder assembly are disclosed. One method includes receiving data from a plurality of remote monitoring locations at a central control unit, where the data may be evaluated in order to monitor states of brushes or other components of an electrical device at a plurality of remote electrical facilities. For example, multiple images of a component of an electrical device may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison or visual observation, may then be performed in order to evaluate a condition of the brush or other component, such as a threshold and/or anomalous condition of the brush or other component.
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control unit, where the data may be evaluated in order to monitor states of brushes at a plurality of remote electrical facilities. For example, multiple images of a marker tracking longitudinal movement of the brush may be acquired. A comparison of the images, for example, a comparative imaging technique, such as pixel-by-pixel comparison, may then be performed in order to evaluate a condition of the brush, such as the wear rate, wear state, or life expectancy of the brush.
G08B 21/00 - Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
G06F 15/173 - Interprocessor communication using an interconnection network, e.g. matrix, shuffle, pyramid, star or snowflake
