Abstract: A fuel cell system includes a fuel cell module, a combustor, a fuel gas supply apparatus, an oxygen-containing gas supply apparatus, a water supply apparatus, a power converter, a control device, and a casing containing the fuel cell module, the combustor, the fuel gas supply apparatus, the oxygen-containing gas supply apparatus, the water supply apparatus, the power converter, and the control device. The casing includes a casing body and an open/close door that opens/closes the casing body by rotation about a vertical axis through hinges. The power converter and the control device are attached onto the open/close door at upper and lower positions.

Abstract: A fuel cell system includes a fuel cell module, a combustor, a fuel gas supply apparatus, an oxygen-containing gas supply apparatus, a water supply apparatus, a power converter, a control device, and a casing containing the fuel cell module, the combustor, the fuel gas supply apparatus, the oxygen-containing gas supply apparatus, the water supply apparatus, the power converter, and the control device. The casing includes a casing body having an opening in the front face and a slide door that is installed onto the casing body. When the slide door slides horizontally, the opening is opened/closed. The power converter and the control device are attached onto the slide door at upper and lower positions.

Abstract: An electricity meter comprising a box defining a terminal block for connection to cables and a removable cover covering the terminal block at least in part, wherein the meter includes fastener means arranged to hold said cover on a front face of the box while uncovering the terminal block and while leaving visible an inside face of the cover including means for explaining its electrical connection.

Abstract: The present disclosure relates to an apparatus and methods for securing a box cover to a watt-hour meter box base. In certain embodiments, the apparatus consists of a unitary member incorporating a plurality of flange members adapted for securing at least a portion of a top of a watthour meter box lid to a portion of a top front flange of a watthour meter box base. In various other embodiments, the unitary member consists of a unitary member adapted to engage a portion of a meter box lid. In various other embodiments, the member includes integrated opposed tension-receiving members.

Abstract: An integrated antenna and electromagnetic (EM) noise shield apparatus for use with a radio frequency communicating device and EM noise generating electronic equipment housed within a generally cylindrical outer glass enclosure or bezel of wireless utility meter. A flexible printed circuit (PC) board has an upper region and a lower ground plane region. A radiating element is defined on the PC board in the upper region. A metal ground plane component has a first portion having the shape of a circle segment and a second orthogonal portion. The ground plane component is mechanically fixed and electrically connected to the ground plane region of the PC board, with the orthogonal second portion being proximate to and shielding the radiating element. The ground plane component and the ground plane portion of the PC board define an electromagnetic shield for electromagnetic emissions between EM noise generating electronic equipment housed within said outer bezel and the radiating element.

Abstract: An electrical watthour meter socket includes a first sub-enclosure receiving high voltage components and a second sub-enclosure receiving lower voltage components. The first and second sub-enclosures are electrically isolated from each other access control components to allow independent access to lower voltage components in the second sub-enclosure without the use of personal protective equipment required for exposure to components carrying high voltage.

Abstract: A sealed electronic meter register with no moving parts and no bottom wall or bottom cover includes a casing of plastic with an open bottom. A viewing window is snap fitted into a top wall of the casing. A gasket is placed on top of an electronic numerical display and under the viewing window. The display is placed on top of a frame that is positioned face down into the casing. An electronic circuit board with the processing circuitry of the device is attached to the bottom of the frame. A polyurethane compound sealing material is deposited though a hole in the circuit board and onto the backside of the display. An epoxy-resin sealant is then deposited from the bottom of the housing to seal over everything in the housing to protect the components and provide an exposed bottom surface for the assembly.

Abstract: Electronic components of an energy meter are mounted in an encapsulated compartment within a sealed outer enclosure of the meter. The encapsulated compartment is advantageously positioned to form air channels between the encapsulated compartment and the sealed outer enclosure to deliver thermal air circulation there-between to promote sufficient heat transfer through an outer skin of the sealed outer enclosure for maintaining acceptable thermal conditions for the encapsulated electronic components.

Abstract: A housing for an electric or electronic device has at least one receiving part for accommodating electric and/or electronic components, parts, component groups and parts groups in an interior thereof has at least one locking part for closing the receiving part, and having a bayonet connector for connecting the at least one locking part with the at least one receiving part. The bayonet connector has a first connector part on the locking part and a second connector part on the receiving part which engage each other in a connected position. One of the first and second connector parts has a base and head in respective planes running perpendicular to a direction of insertion of the connector parts and a diagonal surface running diagonally from the base toward a head, the base, diagonal surface and head being distributed alternately around the entirety periphery of the first connector part.

Abstract: A system for enclosing an instrument, module or other assembly in an explosion-proof housing. The system includes an upper housing portion that includes a first threaded portion and, optionally, a transparent window portion; a lower housing portion that has a second threaded portion that is structured and arranged to cooperate with the first threaded portion to provide a tight, air- and water-tight fit; and an inner mounting assembly for supporting an instrument, module, electrical circuit, electrical device, display device, or other assembly. In pertinent part, the lower housing portion includes integrated bosses that provide horizontal surfaces for supporting the inner mounting assembly and for releasably attaching the inner mounting assembly to the lower housing portion.

Abstract: A semiconductor switching module including a housing having openings to remove pressure which occurs during a short circuit. The housing openings, which can be sealed by thin walls dimensioned so that so that parts which carry current cannot be touched from outside and the walls can be destroyed or removed by the pressure which occurs during a short circuit.

Abstract: The method of replacing the electrical components of a monitoring system. The method includes attaching a housing that contains a battery, sensor and other electronic components to a container. Next, a first lid that contains electronic components that are electrically connected to the sensor in the housing via an electronic cable is removed by detaching the electric cable from the electronic components of the lid. A second lid is then provided wherein the electric cable is electrically connected to the second lid at which point in time the second lid is secured to the housing to complete the replacement.

Abstract: A flat panel display device includes a bezel and a flat display panel accommodated in the bezel. The bezel includes a substrate part, bent parts, each of which is formed on one of edges of the substrate part and extends substantially perpendicular to the substrate part, and a protrusion formed at an end of one of the bent parts. In another embodiment, a flat panel display device further includes a cover bezel covering the bezel and the flat display panel. The cover bezel has an open window through which light from the flat panel display transmits, and the cover bezel includes an insertion part that is coupled with the protrusion.

Abstract: An electrical meter is provided that includes a cover configured for securement onto a base. The meter includes features that resist meter tampering, and features that provide evidence of meter tampering.

Abstract: A meter cover is provided and includes an opaque portion, including an outer perimeter section to perimetrically fit around a meter, a sidewall extending axially from the perimeter section toward a frontal region and a shield disposed at a portion of a sidewall edge at the frontal region and a transparent portion having an edge, which is shiplap joint bonded with a remaining portion of the sidewall edge and edges of the shield.

Abstract: The stack package may have a structure in which unit packages may be inserted into slots of a receiving substrate. The unit package may have a plurality of connecting pads. The receiving substrate may have substrate pads, which may be electrically connected to the connecting pads of the unit packages inserted in the slots by mechanical contact. The slots may be provided at regular vertical intervals so that the unit packages may be stacked in the vertical direction. A semiconductor module may include stack packages installed on at least one surface of a module substrate.

Abstract: An electric meter comprises an electronics housing and a meter base. The electronics housing defines a front panel and includes a first plurality of option board guides. A main meter board is disposed substantially parallel to the front panel. The meter base defines a rear panel of the electric meter. The meter base includes a plurality of housing guides for receiving the electronics housing and a second plurality of option board guides disposed substantially perpendicularly to the rear panel. The second plurality of option board guides are adapted to receive an option board and to position the option board substantially perpendicularly to the main meter board of the electronics housing during assembly of the electronics housing to the meter base. The housing guides in combination with the first and second pluralities of option board guides enable blind assembly of the electronics housing to the meter base.

Abstract: An improved radio frequency transparent utility meter cover for an automatic meter reading (AMR) system. The cover is manufactured from a strong and chemically inert polyolefin or polypropylene copolymer and includes a non-corroding lock to secure the cover to the meter box frame. The underside of the cover includes a plurality of ribs that lend strength and rigidity to the cover while increasing mounting points for meter unit interface devices.

Abstract: Certain exemplary embodiments comprise a system comprising an enclosure structure configured to restrict access to an electrical meter. The system can comprise a meter cover configured to cover and/or restrict access to the meter. One of the meter cover and the enclosure structure can comprise an opposing pair of prongs. Each of the prongs can be configured to be received by a corresponding dogleg slot from a pair of dogleg slots. Each of the prongs, when engaged with the corresponding dogleg slot, can be configured to restrain motion of the meter cover.

Abstract: A low cost and easy to assemble communicating utility meter provides selectable measurement, calibration, display, and communications means so as to be re-configurable based on several factors including; harmonic content of the power signal measured, LCD display alternatives, time of use measurements, bandpass filter settings, power quality measurements, PLC communications. alternatives, radio frequency communications alternatives, optical communications alternatives, and hard wire communications alternatives.

Abstract: A battery cover assembly (100) includes a housing (30), fixing assembly (40), cover (10) and button (20). The housing includes a receptacle (33) in a middle portion thereof; and two latch slots (37) defined in a bottom portion thereof The base board (50) is fixed to the housing, and with the housing defines a receiving cavity. The fixing assembly includes a sliding frame (41), slidably attached on the base board, and an elastic member (44). The sliding frame has a multiple clasps (423, 432). The cover is configured to be removable attached to the housing and defines a button slot (11) therein. The cover has a multiple claws (12, 13) and two latches (14). The button is mounted to the housing and cooperates with the sliding frame, the button extending through the button slot so as to be exposed to a user.

Abstract: An enclosed switching apparatus includes an enclosure and a primary power supply disconnect mounted in the enclosure. The primary power supply disconnect has first and second terminals, the first terminals are electrically connectable to a primary power source and the second terminals are electrically connectable to a load. An auxiliary power supply unit includes an auxiliary power supply disconnect having third and fourth terminals. The third terminals are electrically connectable to the primary power source. A transformer has fifth and sixth terminals, the fifth terminals are electrically connected to the fourth terminals of the auxiliary power supply disconnect. An auxiliary fusible element has seventh and eighth terminals, the seventh terminal is electrically connected to one of the sixth terminals of the transformer. A receptacle has ninth terminals thereon. One of the ninth terminals is electrically connected to the eighth terminal of the auxiliary fusible element.

Abstract: An electrical panel box which includes a cavity defined by a back face, two opposing side walls, a top wall and a bottom wall and a front face extending beyond the periphery of the side walls and top and bottom walls for securing the electrical panel box in a wall, the front face being fitted with mounting brackets on either its top edge or its bottom edge or both, the mounting bracket having secured thereto an access plate which allows the electrician access to the region directly above the top wall of the housing or the below the bottom wall of the housing so as to permit snaking of additional electrical conduit, cable or wires without having concern for contacting the main electrical conduit into the house thus causing a short or a flash and possible injury to the electrician.

Abstract: An electrical enclosure is disclosed. The enclosure increases the number of electrical outlets available to a user.

Abstract: An underground combination service entrance apparatus for temporary and permanent service comprising two enclosures. A utility enclosure contains a meter socket and the second enclosure contains a breaker panel. The breaker panel on the customer side and the meter on the utility side meet NEC requirements and the local utility company regulations. An optional section in the utility enclosure provides a raceway space for routing wiring. Knockout holes are provided on the utility enclosure for installation of a hub for running wires to and from the service apparatus. The enclosures can be semi-flushed mounted. The two enclosures are isolated from each other, fastened together, and mounted on a wall. A removable hood is provided to weatherproof the customer enclosure for temporary use.

Abstract: A clip is used to clamp a LED in place in a LED module. The clip has pliable conducting cover and can be latched to the upper lead metal of the LED module. The clip can be lifted for replacing a defective or color LED. A plurality of replaceable LEDs can be mounted a common metal substrate to form a display panel, and each LED can be clamped in position with clips straddling between parallel upper lead metal for electrical coupling to the top electrodes of the LED.

Abstract: A safety replacement window for an overall watthour meter enclosure includes a window covering a window aperture of a cover of the enclosure. Mounting clips integrally carried on the cover snap into and fix the window in the cover aperture. In another aspect, the cover is formed of a one-piece molded member having at least a transparent portion overlaying a watthour meter mounted on a plate to which the cover is mounted.

Abstract: A low cost and easy to assemble communicating utility meter provides selectable measurement, calibration, display, and communications means so as to be re-configurable based on several factors including; harmonic content of the power signal measured, LCD display alternatives, time of use measurements, bandpass filter settings, power quality measurements, PLC communications alternatives, radio frequency communications alternatives, optical communications alternatives, and hard wire communications alternatives.

Abstract: An arc discharge preventing device is electrically connected to at least two electronic devices, the arc discharge preventing device. The arc discharge preventing device includes an insulating main body, a first terminal, a second terminal, a low conductive member, and a conductive member. The first terminal is provided on the insulating main body, and electrically connected to a first electronic device. The second terminal is provided on the insulating main body, and electrically connected to a second electronic device. The low conductive member is provided on the insulating main body, and having a first resistance value. The low conductive member is electrically connected to the first and second terminals. The conductive member is detachably mounted on the insulating main body, and having a second resistance value lower than the first resistance value. The conductive member is electrically connected to the first and second terminals when the conductive member is attached to the insulating main body.

Abstract: A spring element used in a temporary package for testing semiconductors is provided. The spring element is compressed so as to press the semiconductor, either in the form of a bare semiconductor die or as part of a package, against an interconnect structure. The spring element is configured so that it provides sufficient pressure to keep the contacts on the semiconductor in electrical contact with the interconnect structure. Material is added and/or removed from the spring element so that it has the desired modulus of elasticity. The shape of the spring element may also be varied to change the modulus of elasticity, the spring constant, and the force transfer capabilities of the spring element. The spring element also includes conductive material to increase the thermal and electrical conductivity of the spring element.

Abstract: An arrangement for use in a utility meter having a base configured to be mounted to a structure and a component module adapted to be releasably secured to the base inhibits unauthorized removal of the component module from the base. The arrangement includes a mounting fastener assembly disposed on the component module and a closure element. The mounting fastener assembly has an access opening configured to receive a mounting fastener and a mounting opening configured to allow a portion of the mounting fastener to extend therethrough and into the base. The mounting fastener includes a portion configured to be retained by the base. The closure element is pivotally attached to the component module and is movable into a first position wherein the closure element restricts the access opening and into a second position wherein the access opening is accessible.

Abstract: Electrical equipment is housed in a cabinet and is protected against hurricane-force calamities by covering the electrical equipment with an inner door system inside the cabinet, and by closing an opening of the cabinet with an environmental door system, and overlaying that environmental door system with a calamity-proof door system that may be used as an on-site temporary roof for installation and service personnel in an upturned position, and that constitutes a protection against hurricane-force calamities in a closed position on the shut environmental door system.

Abstract: A meter transmission unit for transmitting a signal indicative of utility usage at a utility meter which is adapted for use with a pit set utility meter located in a pit having a cover and an opening therein for supporting the meter transmission unit and a method of installing the meter transmission unit. The meter transmission unit includes a tubular housing having a detachable flange at one end thereof for supporting the meter transmission unit on the pit cover and includes an annular collar having vertical adjustment means extending through the annular collar for engaging with the bottom of the pit cover to pull the flange tightly toward the top surface of the pit cover.

Abstract: A device for detecting meter opening, the meter including at least a first structural element and a second structural element that are in a given position relative to each other when the meter is closed, said device comprising: a moving member connected to the first element and organized to take up a stable state or an unstable state as a function of the displacement of one of the structural elements relative to the other; holding means connected at least to the second element and co-operating with the moving member as a function of the displacement of one of the structural elements relative to the other, so as to hold said moving member in its unstable state and so as to enable it to go to its stable state; and detection means suitable for determining the state of the moving member and for emitting an opening signal when the moving member is in a predetermined state.

Abstract: There is disclosed a plastic mating ring for a meter cover and base assembly. The mating ring includes provisions for attaching the meter cover to the mating ring and the mating ring also includes provisions for reducing distortions of the cylindrical wall of the mating ring when the ring is pulled tight against the edge of the meter cover during twisting of the cover onto the meter base.

Abstract: An electronic energy meter register enclosure which, in one embodiment, includes ribs and snaps configured to engage and snugly hold a printed circuit board in place is described. Openings in a meter frame align with openings in the enclosure, and threaded bolts securely engage the enclosure to the meter frame. The enclosure also includes, in the one embodiment, a snap which snaps on the rear bearing of the meter for facilitating holding the register enclosure in place. The enclosure further includes a shroud, and sidewalls of the shroud are configured to be closely positioned proximate the sides of the meter frame to reduce amount of ambient light allowed in the cavity of the shroud. The combination of the meter disc, the meter mechanical register, the meter frame and the shroud almost completely shields the electrical components of the register circuit board from harmful UV exposure that would create degradation and excessive heat build-up.

Abstract: A mating ring for mounting a meter cover to a meter base includes a molded plastic mating ring having portions configured to engage the meter cover flange and portions configured to engage the meter base. A plurality of wedges and opposing ring flanges are provided on the ring to hold the cover flange. The wedges have a sloped surface to facilitate assembly using a donut press. The mating ring engagement features are designed to facilitate one piece molding of the ring.

Abstract: An electric meter has reduced torque needed during relative rotation of a cover and base during a predetermined portion of rotation between initial and locked positions to thereby facilitate securing of the cover and base together at a predetermined seating torque. The torque reduction is preferably provided by a plurality of base ridges connected to the base mating surface adjacent respective clip receiving slots, and a plurality of cover projections connected to the cover mating surface. The cover projections slidably contact adjacent base ridges on the base mating surface to thereby reduce friction during the portion of rotation between the initial and locked positions. A gasket is preferably positioned between the base mating surface and the cover mating surface.

Abstract: A single unit enclosure containing an electric power meter compartment and a power receptacles compartment is adapted for use on a temporary construction site employing underground utility cables. The meter compartment is located under the power receptacles compartment and is protected from the environment by means of the overhang provided by the access door attached to the power receptacles compartment. The incoming power cables to the enclosure are also protected by means of the access door overhang.