Abstract: A shelf assembly for a confined space formed within a structure is provided. The shelf assembly includes a fixed portion having a structure attachment interface to fixedly attach the shelf assembly to the structure and a slideable portion that is operable to slide out and extend from the fixed portion of the shelf assembly. The slideable portion has an enclosure attachment interface to attach an electronics enclosure to the slideable portion of the shelf assembly. The slideable portion has a first state and a second state in which the slideable portion is held in a first position or second position, respectively. In the first state, the entire slideable portion of the shelf assembly is positioned within the structure. In the second state, at least the enclosure attachment interface is positioned outside of the structure.

Abstract: A hinge comprises a first member having a protrusion, wherein the protrusion has a cam profile shape; and a second member having a cavity operable to receive the protrusion, wherein a cam profile shape of the cavity corresponds to the cam profile shape of the protrusion such that, when the protrusion is in a first position, a gap is present between the second member and the protrusion and, when the protrusion is in a second position, substantially no gap is present between the second member and the protrusion.

Abstract: An electronics enclosure is provided. The electronics enclosure includes a heat dissipating body comprising: a heat conducting surface, a first flange adjacent to the heat conducting surface, and a first part of a latch mechanism adjacent to the heat conducting surface. The first part of the latch mechanism is adjacent an edge of the heat conducting surface opposite to the first flange, such that a portion of the heat conducting surface is between the first flange and the first part of the latch mechanism. The electronics enclosure also includes a plurality of electronic modules configured to mount to the heat dissipating body.

Abstract: A water-resistant and electromagnetic interference shielded enclosure configured to enclose a plurality of electronic components is provided. The enclosure comprises a base having a channel, a first L-shaped door rotatably attached to a first side edge of the base, a second L-shaped door rotatably attached to a second side edge of the base, a door-to-door seal abutted to a flange on the first L-shaped door, and a compressible base-seal inserted into the channel. The compressible base-seal and the door-to-door seal form a three-surface seal when the first L-shaped door and the second L-shaped door are closed.

Abstract: A method for thermal management is provided. The method includes providing thermal isolation between at least one high-power thermally tolerant electronic component and at least one low-power thermally sensitive electronic component housed within an electrical enclosure, providing a first conductive path from the at least one low-power electronic component to a first heatsink, providing a second conductive path from the at least one high-power electronic component to a second heatsink, dissipating heat generated by the at least one low-power thermally sensitive electronic component and dissipating heat generated by the at least one high-power thermally tolerant electronic component to an environment external to the electrical enclosure by channeling the heat generated by the at least one low-power thermally sensitive electronic component and the at least one high-power thermally tolerant electronic component along the first and second conductive path, respectively.

Abstract: In one embodiment, an electronics enclosure is provided. The electronics enclosure comprises a base operable to secure one or more electronic components in place. The base comprises a back wall to which the electronic components are secured; a first end plate extending from a first end of the back wall; and a second end plate extending from a second end of the back wall.

Abstract: A communication module is provided. In one embodiment, the communication module includes at least one transceiver, a filter communicatively coupled with the at least one transceiver, a power amplifier communicatively coupled to the at least one transceiver and the filter, a primary module chassis configured to hold the at least one transceiver, the filter, and the power amplifier, and a filter suspension frame assembly attached to the primary module chassis. The filter suspension frame assembly is configured to float the at least one transceiver in relation to the primary module chassis.

Abstract: A method for cable management in an electronics enclosure is disclosed. The method involves extruding at least one length of material that forms a cable guide having a plurality of partitions defined by one or more cable dividers and two end clip flanges, where the end clip flanges each have at least one snap guide and at least one locking clip channel. The method further involves sizing at least one cable guide assembly from the length of material, based on a predetermined length for the cable guide assembly, and preparing one or more ends of the at least one cable guide assembly.

Abstract: Systems and methods for Venturi fan-assisted cooling of electrical equipment are provided. In one embodiment, a cooling unit for an enclosure housing electronics is provided. The cooling unit comprises: a fan shroud having at least one electrical fan; and a Venturi chamber having a first inlet for receiving a heated airflow from a heatsink, a second inlet for receiving an airflow from a surrounding environment, and an outlet coupled to the fan shroud, the fan drawing air from the Venturi chamber via the outlet when the fan is on. The Venturi chamber comprises a wall for directing the airflow air from the surrounding environment in from the second inlet and across the heated airflow from the heatsink in a manner to as to draw the heated airflow through the heatsink using a Venturi effect, when the fan is on.

Abstract: A fiber optic connector assembly includes a fiber optic connector mounted to a fiber optic cable having a ferrule with an end face terminating an optical fiber. The fiber optic cable is terminated with the fiber optic connector in a clean environment protected against airborne contaminants. A seal is placed about the ferrule within the clean environment to protect the polished end face of the ferrule including the end of the optical fiber against airborne contaminants. The seal is removable to make a fiber optic communications linkage without cleaning the end face of the optical ferrule.

Abstract: A fiber optic interconnection apparatus includes a chassis; and at least one splice shelf pivotally mounted within the chassis. The splice shelf is pivotally movable from a stowed position within the chassis to an accessed position where the splice shelf is positioned at least partially outside the chassis. The splice shelf includes a splice tray support pivotally connected to the chassis and a splice tray that removably mounts to the splice tray support. The splice tray includes a tray body to which fiber optic adapters are mounted. The splice tray also includes a splice sleeve holder mounted to the tray body.

Abstract: A method for forming an electronics enclosure is disclosed. The method comprises extruding a backplane having a first extruded length, the backplane comprising slots on opposing sides of the backplane, wherein the slots extend along the first extruded length. The method further comprises extruding at least one door panel at the first extruded length, wherein the backplane and the door panel each have extruded hinge features for pivotally coupling the door panel to the backplane, and coupling at least two cast metal plates to opposing ends of the backplane, where each of the cast metal plates comprise a gland that aligns with the slots of the backplane to create a continuous channel for inserting a seal.

Abstract: An apparatus for accepting a self-drilling screw is provided. The apparatus comprises a base structure having at least one channel. The at least one channel has a first side, a second side, and a bottom, forming a generally ‘u’ shaped cross section, wherein the first side and the second side are a distance apart such that threads of a self-drilling screw engage with both the first side and the second side when the screw is inserted into the channel.

Abstract: Systems and methods for proving solar shields are provided. In one embodiment, a solar shield system comprises at least one solar shield having a first set of snap-fit features positioned on the first solar shield to engage with attachment channels of an enclosure; at least one solar shield cover having a flexible hinge integrated therein, the at least one solar shield cover further comprises a second set of snap-fit features for coupling the at least one solar shield cover with the at least one solar shield; and a plurality of fastening devices for securing the at least one solar shield and the at least one solar shield cover to the attachment channels of the enclosure.

Abstract: A communication system is provided. The communication system includes a serialized radio frequency transceiver module and at least one radio frequency module. The serialized radio frequency transceiver module includes a plurality of optical-module connectors, and a remote serialized radio frequency interface including a plurality of high speed connectors. Each of the at least one radio frequency module includes an interface configured to be coupled to the remote serialized radio frequency interface of the serialized radio frequency transceiver module to pass and receive data signals, and a remote digital-analog radio transceiver input interface coupled to the interface. The remote digital-analog radio transceiver input interface is configured to pass data signals to and from the at least one radio frequency module.

Abstract: An alarm circuit and method of monitoring a circuit protection device are disclosed. The alarm circuit includes a circuit protection device connected in series at an input voltage of a load. The alarm circuit also includes a programmable circuit connected in parallel to the circuit protection device and including an alarm signal. The programmable circuit is programmed to include a plurality of functional states, and at least one functional state corresponds to activation of the alarm signal. The at least one functional state activating the alarm signal corresponds with an interruption condition in the circuit protection device.

Abstract: An apparatus for containing objects, such as electronic circuit cards, and a method for making the same, the apparatus having a housing; at least one case disposed within the housing, the case adapted to confine the objects to different locations within the housing and comprising a frame, the region within the frame divided into two regions by a first partition, each of the two regions divided into a plurality of sections by a plurality of second partitions, each of the second partitions thermally coupled to the frame and the first partition, each of the sections divided into a plurality of slots, each slot having an object disposed therein for thermal contact between the first partition, a second partition, and one of a second partition and the frame; and at least one heat sink adapted to absorb heat from the case, the heat sink thermally coupled to the case and the housing.

Abstract: A fiber distribution terminal system includes a below ground vault, and a terminal enclosure within the vault. The system also includes a lift system in the vault, the lift system including a screw drive and a track system. Rotation of the screw drive lifts the terminal enclosure from a below ground to a lifted position, and the track system guides the terminal enclosure as the enclosure is lifted. The system also includes a tool such as a cordless drill to drive the screw drive. The screw drive can include a ball screw and a ball nut. The system can include a bracket to couple the terminal enclosure to the screw drive and the track system. The track system can include two sets of tracks, a first set of tracks that is fixed in the vault, and a second set of tracks that is coupled to the first set of tracks.

Abstract: A coaxial connection assembly including a coaxial jack. The jack is positioned within a longitudinal opening of a housing. The first end of the jack extends through a first end of the housing and the second end of the jack extends through a second end of the housing. The jack may only be inserted within and removed from the housing through the first end and may be held within the opening by a catch. Rotation of the jack within the opening is prevented. The housing includes a mounting flange extending away from the longitudinal opening. The flange may be adjacent the first end of the housing, and may include an opening for receiving a fastener. Sidewalls may extend from the flange toward the second end.

Abstract: The invention relates to a terminal box (1) for fiberoptic cables, comprising an at least two-part housing with a lower part (3) and a cover (2), the cover (2) being arranged pivotably on the lower part (3), at least one receptacle for a splice, at least one feed (10) for a fiberoptic cable and a receptacle (11) for a coupling, the side faces (5, 6) of the cover (2) being longer than the end faces (7, 8) of the cover (2), a pivot bearing of the cover (2) being arranged on an end face (8) of the cover (2), and to a panel for accommodating a terminal box (1) for fiberoptic cables.