Abstract: A vertical pump has a motor support for arranging between a lower pump assembly and an upper motor assembly in relation to a vertical pump axis. The motor support features a base plate for coupling to the lower pump assembly; a mounting plate for coupling to the upper motor assembly; and at least three pairs of truss elements connected between the base plate and the mounting plate and oriented obliquely in relation to the vertical pump axis, each pair having respective truss elements with converging ends coupled to one of the base plate or mounting plate at a substantially common point and with diverging ends coupled to the other of the base plate or mounting plate at different points.

Abstract: A coupling can include a barrel that includes a communication pathway, such as an electrical contact or optical pathway. The coupling can include a nut that is configured to engage with a corresponding portion of a mating connector, such as via a threaded connection. When the coupling and the mating connector are engaged, the nut secures the coupling and the mating connector together, and respective termination elements of the coupling and the mating connector are in communication with each other. The coupling can include a torque-limiting mechanism. The torque-limiting mechanism can be configured to enable the transmission of torque up to a limit amount, and to inhibit or prevent the transmission of torque above the limit amount.

Abstract: A damping assembly for a structure includes a housing with a first fixed end and a second movable opposite end. A first translatable portion of the housing is slidably movable relative to an adjacent second section of the housing, the former being fixedly secured to a base when the structure is under load. A viscous damper disposed within the housing is engaged only after the first translatable section has first moved beyond an initial predetermined distance indicative of a higher amplitude loading event. At least one biasing feature prevents the viscous damper from operating until the first translatable section has first moved beyond the initial predetermined distance.

Abstract: Technologies are described for devices and methods to splice two contacts of a cable. The assemblies may comprise a first and second sealing boot each configured to slide onto and form a seal to the cable. The assemblies may comprise a pin contact and a socket contact. A first side of the pin contact may be configured to receive wires from the cable. A second side of the pin contact may be configured to mate with the socket contact. A first side of the socket contact may be configured to receive wires from the cable. A second side of the socket contact may be configured to mate with the pin contact. The assemblies may comprise a housing with a tube shaped body and a grommet at a first and second end. Each grommet may be configured to form a seal to the first sealing boot or the second sealing boot.

Abstract: A bearing housing assembly featuring a bearing housing having a bearing housing wall portion with a bearing assembly chamber for receiving a bearing assembly and a shaft to be rotated, an oil sump for receiving and containing oil for lubricating the bearing assembly when the shaft is rotated, an oil path channel formed as an oil path for receiving dirty oil from the bearing assembly chamber for traveling down the oil path, and a filter assembly wall portion forming a filter assembly cavity coupled fluidically between the oil sump and the oil path channel; and a filter assembly arranged in the filter assembly cavity, to couple to the filter assembly wall portion, receive the dirty oil traveling down the oil path, filter the dirty oil and provide filtered oil to the oil sump, so the filtered oil can be recirculated to lubricate the bearing assembly when the shaft is rotated.

Abstract: A multi-stage pump featuring first and second stages, each stage having an impeller arranged on a rotor of the pump, each impeller having a hub-side and an eye-side, and each impeller configured to pump a liquid through the pump that applies an axial thrust load caused by a pressure difference in an axial direction from the hub-side to the eye-side of each impeller; and a first and second stage pump casing, each casing configured to form a casing enclosure to contain components of the first stage and the second stage, including each impeller, and configured with one or more pump casing openings formed therein and passing thru the pump casing to leak at least some liquid being pumped from inside to outside the casing enclosure to reduce substantially the axial thrust load caused by the pressure difference in the axial direction from the hub-side to the eye-side of each impeller.

Abstract: A flow regulator for a compressed natural gas (CNG) system is defined by a housing having at least one inlet port, at least one outlet port and at least one interior passage fluidically interconnecting the inlet and outlet ports. A mechanical bypass valve is disposed between the inlet and outlet ports and enabled by a movable biased feature which moves based on inlet pressure and in which the bypass valve is closed only after inlet pressure is greater than a predetermined threshold. The bypass valve is a fail safe wherein gas regulation does not occur until the inlet pressure is sufficient to close the bypass valve. The flow regulator further includes a coolant bowl defined by a serpentine channel formed in a coolant plate as well as a balanced valve as a regulator control feature in conjunction with a weighting or loading mechanism having a diaphragm.

Abstract: Disclosed is a retaining device for retaining a number of plugs and for arranging on a wall passage. In some embodiments, the retaining device comprises a number of substantially identically sized through-holes. In some embodiments, a modular element comprises an outer interface region for receiving the modular element in one of the through-holes. In some embodiments, the modular element comprises an inner interface region for receiving one of the plugs in the modular element.

Abstract: Various splice connector assemblies are disclosed. The splice connector assembly can include a connection unit mating a female and male terminals. The splice connector assembly can include an outer housing with an inner passage configured to receive the terminals. A first securing mechanism can be engaged with a first end of the outer housing and a second securing mechanism can be engaged with a second end of outer housing. The first and second securing mechanisms can each include a coupling nut engaged with the housing, a washer that is non-rotatably connected to the housing, and a sealing gland that comprises an aperture having a non-concentric cross sectional shape.

Abstract: A vibration isolator includes a housing having a top surface, an opposing bottom surface, and a hollow interior and an open-ended sleeve having a hollow interior and an extending flange, the extending flange having a top surface and a bottom surface. A resilient core, having a hollow interior, is positioned between and fixedly coupled to the bottom surface of the housing and the top surface of the flange of the sleeve. The resilient core is disposed within a portion of the hollow interior of the open-ended sleeve. A first bushing is disposed within the interior of the sleeve. The first bushing has a flange including a bottom surface that overlays a top surface of the resilient core. A second bushing is disposed within the first bushing.

Abstract: Technologies are described for devices and methods for adjusting a position of impellers within a bowl assembly. The devices may comprise an adjuster at the second end of a spacer coupling. The adjuster may include an adjuster sleeve. The adjuster sleeve may be a cylindrical sleeve. The adjuster sleeve may be threaded on an internal side. The adjuster sleeve may be spaced from the driven hub so that the adjuster sleeve can rotate around a driven shaft. The adjuster sleeve may threadedly mate and engage with an externally threaded first end of the driven shaft when the adjuster sleeve is rotated. The rotation of the adjuster sleeve may adjust a position of the driven shaft with respect to the driven hub and may thereby adjust a position of an impeller attached to a second end of the driven shaft with respect to a stationary bowl.

Abstract: A bearing housing assembly featuring a bearing housing having a bearing housing wall portion with a bearing assembly chamber for receiving a bearing assembly and a shaft to be rotated, an oil sump for receiving and containing oil for lubricating the bearing assembly when the shaft is rotated, an oil path channel formed as an oil path for receiving dirty oil from the bearing assembly chamber for traveling down the oil path, and a filter assembly wall portion forming a filter assembly cavity coupled fluidically between the oil sump and the oil path channel; and a filter assembly arranged in the filter assembly cavity, to couple to the filter assembly wall portion, receive the dirty oil traveling down the oil path, filter the dirty oil and provide filtered oil to the oil sump, so the filtered oil can be recirculated to lubricate the bearing assembly when the shaft is rotated.

Abstract: The disclosure relates to an electrical connector comprising a plug element with a longitudinal axis, said plug element having a plug housing with a circular cross-section and a coupling ring arrangement mounted rotatably about the longitudinal axis, wherein at least one guide lug which projects radially inward is arranged on the inner circumferential face of the coupling ring arrangement, and a socket element with a longitudinal axis, said socket element having a socket housing with a circular cross-section for accommodating the plug housing, wherein, on the outer circumferential face of the socket housing, at least one spiral-shaped guide groove is disposed for receiving the at least one guide lug of the coupling ring arrangement, and wherein, at the end of the at least one guide groove, an end position for the at least one guide lug of the coupling ring arrangement is disposed.

Abstract: Various methods of diagnosing defects and disbonds in devices and materials are disclosed. In some embodiments, the methods involve cooling a portion of a material or device, heating a portion of the material or device with a heating instrument, terminating the application of heat to the material or device, and imaging the material or device using a thermal imager after heat is removed. In certain variants, disbonds and/or defects can be visualized as hotter areas and spots on the material through the thermal image.

Abstract: A centrifugal pump features a bearing housing; a rotor shaft configured in the bearing housing; an impeller configured on the rotor shaft; a sealing arrangement having a seal configured between the rotor shaft and the bearing housing; and a multiple sleeve bearing arrangement positioned on a rotor span between the impeller and the sealing arrangement to provide rotor stabilization, the multiple bearing arrangement having a primary sleeve bearing configured between the rotor shaft and the bearing housing near or in close proximity to the impeller on the rotor span, and a secondary sleeve bearing configured between the rotor shaft and the bearing housing near or in close proximity to the sealing arrangement on the rotor span.

Abstract: A signal processor is configured to receive signaling containing information about a sensed sinusoidal waveform of magnetic flux caused by a current flowing in a winding of a motor having a component of distortion caused at least in part by a magnetic flux created by the current flowing, and also about a pure sinusoidal waveform of a sensed fundamental frequency of the magnetic flux; and determine corresponding signaling containing information about anomalies in the motor that depends on a relationship between the sensed sinusoidal waveform and the pure sinusoid waveform, based upon the signaling received. The signaling may be sensed and provided by a motor magnetic flux sensor attached externally to the motor frame.

Abstract: A connector includes a body having gear teeth. A first sleeve is rotatably coupled to the body. A moveable member is positioned in a hole of the first sleeve. A second sleeve is movable with respect to the first sleeve between a locked and unlocked positions. A releasable locking member is positioned between the moveable member and the gear teeth. In the unlocked position of the second sleeve, a recess formed in the second sleeve is aligned with the opening. Upon rotation of the first sleeve, the moveable member is translated into the recess as the releasable locking member travels along the gear teeth. In the locked position of the second sleeve, the recess is rotationally spaced from the opening, and, the releasable locking member is sandwiched between the gear teeth and the moveable member to prevent rotation of the first sleeve with respect to the connector body.

Abstract: An actuator includes a piston assembly movably disposed within an assembly housing having a fixedly supported end and an opposing end that receives a movable piston assembly. The piston assembly includes a piston rod and an attached piston head having a fixed orifice as well as an orifice with a check valve to create rate control of the assembly. Hydraulic fluid is caused to move through the axially movable piston head based on compressive and tensile loads imparted to the assembly. A plurality of pre-loaded springs are configured to selectively provide pressure relief in the event the orifices of the piston become clogged, wherein the plurality of pre-loaded springs, such as disc springs, further provide an energy absorbing function of the assembly based on loading conditions.