Abstract: A needle guide device for releasable mounting on an imaging transducer or on an adaptor bracket on an imaging transducer is disclosed. The needle guide device includes a universal lockable mounting member which is configured for slidable releasable engagement with a coupling member on a specially constructed imaging transducer or on a conventional imaging transducer onto which a specially constructed adaptor is mounted. The needle guide device makes use of a slidable mounting member to cooperate with the coupling member. The needle guide device is adjustable to establish various selectable angular trajectories for a needle and has a low profile form factor to result in the creation of a minimal blind zone when mounted on the transducer and even if establishing a large angle for shallow needle penetration.

Abstract: In embodiments of the present invention improved capabilities are described for identifying a first classification scheme associated with product attributes of a first grouping of products, identifying a second classification scheme associated with product attributes of a second grouping of products, and receiving a record of data relating to an item, the classification of which is uncertain. It may also involve receiving a dictionary of attributes associated with products and assigning the item to at least one of the classification schemes based on probabilistic matching among the attributes in the classification schemes, the attributes in the dictionary of attributes and the known attributes of the item.

Abstract: A system improve amplifier efficiency of operation relative to that of an amplifier with fixed biasing and fixed matching conditions receives a power level and an indicator of amplifier operation. The indicator is at least one of channel, channel bandwidth, out-of band spectral requirements, spectral mask requirements, error vector magnitude, modulation rate, and modulation type. A controller generates a control signal based at least in part on the power level and the indicator to control at least one of the bias current and the matching conditions of matching circuits. The matching conditions and bias current for channels at an edge of a channel band are different from the bias current and matching conditions for channels nearer a center of the channel band.

Abstract: A certificate grant list is provided. The certificate grant list may be stored in a memory, at the network device. The certificate grant list may store information associated with a client-device certificate, where the client-device certificate permits the client-device access to a secure service.

Abstract: An interface assembly is for a trip unit of an electrical switching apparatus including a housing, separable contacts, and an operating mechanism for opening and closing the separable contacts. The trip unit cooperates with the operating mechanism and includes an enclosure, a controller, and a cover member having a plurality of indicia. The interface assembly includes at least one adjustment knob assembly having a post member and a ring member, which includes a cutout. The post member has first and second opposing ends. The ring member is disposed on the second end. The adjustment knob assembly pivots among a plurality of positions to adjust the controller. Each position corresponds to a predetermined setting of the trip unit. The ring member substantially overlays all but one of the indicia, which is exposed by the cutout to indicate the adjustment knob assembly position and corresponding trip unit setting.

Abstract: A system and method improve amplifier efficiency of operation relative to that of a matching circuit with fixed matching conditions. A power level representing a level of transmission power from an amplifier circuit and an indicator of amplifier circuit operation are provided. The indicator is at least one of channel, channel bandwidth, out-of band spectral requirements, spectral mask requirements, error vector magnitude, modulation rate, and modulation type. The matching conditions for a matching circuit of an amplifying transistor are adjusted based at least in part on the power level and the indication where the matching conditions are different for channels at an edge of a channel band than for channels nearer a center of the channel band.

Abstract: A non-transitory computer-readable medium for managing power consumption in a network of network devices is disclosed. The computer-readable medium stores instructions, that when executed by one or more processors, cause the one or more processors to perform certain operations. The operations include monitoring network data traffic, establishing a network power management policy based on the monitored data traffic, and enforcing the network power policy. The enforcing is carried out by centrally managing a powered state of a portion of the network based on power consumption criteria.

Abstract: A network-based application can establish a secure network connection to a switch. A unique identifier (UID) is generated for the network-based application, and a secure authentication request is generated from the network-based application. The UID for the network-based application is embedded in the secure authentication request. The secure authentication request is communicated to the switch. A response to the secure authentication request is received from the switch. One or more operations are performed that utilize the UID to establish a secure communication channel between the network-based application and the switch.

Abstract: A golf putting aid is provided. The golf putting aid includes a body, a first arm, and a second arm. The body has a substantially flat top and bottom surface and includes a front side, a rear side, a first side, and a second side. The rear side includes a straight edge. The first arm protrudes from the front side at the first side of the body, and the second arm protrudes from the front side at the second side of the body. The first arm 16 and the second arm form a slot in between sized to receive a golf ball within.

Abstract: Circuit breakers include an arc chamber and an arc chute comprising a plurality of arc plates in the arc chamber. The circuit breakers also include a line conductor assembly with at least one arc runner attached to a line conductor in the arc chamber. The arc runner can extend below but adjacent to a bottom arc plate to thereby guide a respective arc into the arc chute.

Abstract: An arc runner assembly for use in a circuit interrupter provides a pair of arc runners that are situated at opposite sides of a stationary contact of the circuit interrupter. If used in a DC application, the arc runner assembly is configured to communicate a positive DC arc along one of the arc runners in a first direction away from the stationary contact and is further configured to communicate a negative DC arc along the other arc runner in another direction away from the stationary contact. The arc runner assembly additionally includes a support that is electrically engaged with a conductor of the circuit interrupter on a surface opposite that on which the stationary contact is disposed. The improved arc runner assembly advantageously facilitates extinction of electrical arc and extinguishes both positive and negative DC arcs in a DC application.

Abstract: A competitive table game includes a rapidly spinning game wheel, an annular collection area, a base, and a plurality of rollable playing pieces. The game wheel is rotatably connected onto the base while the annular collection area is concentrically positioned around the game wheel. During each game, the players roll the plurality of rollable playing pieces on a smooth top surface of the game wheel as the plurality of rollable playing pieces is tangentially positioned on the smooth top surface and released attempting to match the linear velocity at the respective position on the game wheel. Then the plurality of rollable playing pieces moves across the smooth top surface and drops into the annular collection area, where the winner of each game is determined according to the game rules of each different game and the positioning of the plurality of rollable playing pieces. Other embodiments are described and shown.

Abstract: A high-pressure bi-directional sealing system having outer support rings (30, 32), annular, axial seals (100, 300) between the outer support rings (30, 32), inner support rings (150, 160) located between the annular, axial seals (100, 300) and a redundant seal (200) that is located between the inner support rings (150, 160). The outer support rings (30, 32), seals (100, 300), inner support rings (150, 160) and redundant seal (200) are located within a space between an outer tube (12) and an inner tube (14) that is telescopically disposed within the outer tube (12). Seals (100) and (300) are oriented in opposite directions. Specifically, the opening of seal (100) is facing in a first direction and the opening of seal (300) is facing in a second direction that is opposite the first direction. This configuration enables the high-pressure bi-directional sealing system to handle pressure in both directions.

Abstract: Apparatus and methods for wide local area network (WLAN) power amplifiers are provided. In certain configurations, a WLAN power amplifier system includes a WLAN power amplifier, an output impedance matching network, and an envelope tracker. The WLAN power amplifier includes an input that receives a WLAN signal having a fundamental frequency and an output that generates an amplified WLAN signal for transmission over an antenna. The output impedance matching network is electrically connected to the output of the WLAN power amplifier, and can provide a load line impedance between 10? and 35? at the fundamental frequency. The envelope tracker receives an envelope of the WLAN signal, and controls a voltage level of a power supply of the WLAN power amplifier based on the envelope signal.

Abstract: Various embodiments of the present disclosure provide a winch having a user-adjustable or variable initial mechanical advantage. In one embodiment, the winch of the present disclosure has an outer drum diameter adjustable between a minimum outer drum diameter, which is associated with a maximum initial mechanical advantage provided by the winch, and a maximum outer drum diameter, which is associated with a minimum initial mechanical advantage provided by the winch. This provides a user with the flexibility to adjust or vary the mechanical advantage of the winch to the user's preference.

Abstract: A position indicator for a circuit breaker is provided. A circuit breaker housing assembly body has an alignment surface. The position indicator includes an indicator member having an alignment surface and an elongated spacer member. The indicator member is movably coupled to the circuit breaker housing assembly adjacent a terminal screw with the spacer member generally aligned with the terminal screw. The indicator member is structured to move between a first position, wherein the alignment surface is not aligned with the housing assembly body alignment surface, and a second position, wherein the alignment surface is aligned with the housing assembly body alignment surface. The spacer member engages the terminal screw and, if the terminal screw is in a terminal screw first position, the spacer member prevents the indicator member from moving into the indicator member second position.

Abstract: A certificate grant list is provided. The certificate grant list may be stored in a memory, at the network device. The certificate grant list may store information associated with a client-device certificate, where the client-device certificate permits the client-device access to a secure service.

Abstract: A system for performance monitoring of power plants is provided. The system includes a plurality of power plants respectively owned and operated by a plurality of customers, a monitoring center, at least one of the customers and the monitoring center including a plurality of analytic algorithms configured to automate performance anomaly detection, alarming, analytics and prognosis and a secured network by which on-site monitoring (OSM) data generated at each of the plurality of the power plants is receivable by the monitoring center. The monitoring center is configured to analyze the OSM data along with site specific data for each respective power plant in accordance with the plurality of analytics algorithms to derive trends and to take action with respect to each respective power plant in accordance with changes and abnormalities indicated by the derived trends.

Abstract: A wall mountable holder may include a base portion, a first arm, and a second arm extending outward from the base, where each of the arms may extend to a distal end spaced away from the base. Additionally, the holder may include at least one groove extending downwardly from an upper edge of at least one of the arms. The holder also may include a tab extending inward at a distal end of at least one of the arms, the tab including a leading surface angled inward and rearward from proximate the distal end, and a trailing surface angled outward and rearward from the leading surface. An opening may be formed between the arms, proximate the distal ends, such that the opening may be narrower than a spacing between the arms at each point between the base and the opening.

Abstract: Circuit breakers include an arc chamber and an arc chute comprising a plurality of arc plates in the arc chamber. The circuit breakers also include a line conductor assembly with at least one arc runner attached to a line conductor in the arc chamber. The arc runner can extend below but adjacent to a bottom arc plate to thereby guide a respective arc into the arc chute.