Abstract: A cable radius limiter having a radius limiting surface that prevents damage to cables due to excessive bending. The cable radius limiter includes mounting structure and cable retaining structure arranged such that the limiter can be operably oriented and mounted to a planar mounting surface in a number of mounting orientations.

Abstract: In one example embodiment, a printed circuit board positioning mechanism includes a solderable plate and a compressible structure attached to the solderable plate.

Abstract: Methods for splicing optical fibers include coupling a first optical fiber cable to a longitudinally extending closure frame and coupling a second optical fiber cable to an adjustable guide member on the closure frame. The adjustable guide member is moved toward the first optical fiber cable to provide a distance between the first and second optical fiber cable less than an exposed length of the first and second optical fiber therebetween to provide a slack length of optical fiber. Cleaved exposed ends of a first optical fiber from the first optical fiber cable and a second optical fiber from the second optical fiber cable are positioned proximate each other in a splice station displaced from the closure frame utilizing the slack length of optical fiber. The first and second optical fibers are spliced in the splice station and the adjustable guide member is moved away the first optical fiber cable to remove the slack length and position the spliced optical fibers in the closure frame.

Abstract: The invention relates to a strain relief device (40) for glass fiber cables (50) having a cable jacket (56) and at least one glass fiber (57) and fibers (58) arranged between the at least one glass fiber (57) and the cable jacket (56), in which, at one end of the glass fiber cable (54), the cable jacket (56) is cut back, in order to provide strain relief at a distance from a termination or connection of the at least one glass fiber (57) from which the cable jacket (56) has been removed, said strain relief means comprising a main body (1) with a clamping body (3) and a securing body (21) with a further clamping body (22), wherein the main body (1) and the securing body (21) can be connected to one another so that at least some of the fibers (58) which are exposed when the cable jacket (56) is cut back from the at least one glass fiber (57) are secured adjacent to their exit from the cable jacket (56) between the clamping body (3) and the further clamping body (22) by a clamping means.

Abstract: A cable holder with a cable holder module that can be separably connected to a base element. The base element contains a mount for mounting on a structure of the aircraft. The cable holder module can be exchanged, if so required, which allows simple installation of other or additional cable harnesses.

Abstract: A series of racksaver components can be used to contain and protect runs of fiber optic cables and/or jumpers. Racksaver components can interconnect with pre-established and dedicated fiber ironwork racking and fiber raceway/fiber guide with no need for additional raceway/fiber guide, eliminating the need for additional supports, bracing, and ironwork infrastructure to support a separate fiber level. Existing copper/power racking and/or cabling can be used for the placement of the racksaver components for fiber optic cable and jumpers. In addition to rigid linear components, racksaver components can include flexible components allowing for bending of the fibers/jumpers and/or non-linear runs, and interoperable components for connecting with other devices.

Abstract: A system including an overhead cable pathway structure and an adapter panel or cable termination device that mounts overhead to the cable pathway structure. The cable termination device including a plurality of adapters and a cable pathway exit having a curved surface that guides cables exiting from the overhead cable pathway structure to the adapters.

Abstract: An optical polishing fixture for securing one or more optical connectors can include a fixture base having a connector slot for receiving an optical connector and a clamping assembly mounted to the fixture base proximate the connector slot. The connector slot can be defined by at least one side wall defining a side wall plane and the clamping assembly can include a clamp pad moveable relative to the fixture base between a clamping position and a loading position. The clamp pad may move relative to the fixture base at an angle of less than 45 degrees relative to one of (i) a top surface of the fixture base, (ii) a plane perpendicular the side wall plane, or (iii) a plane defined by a portion of the fixture base top surface proximate to the connector slot.

Abstract: There is provided fiber drop terminals (“FDTs”) and related equipment for providing selective connections between optical fibers of distribution cables and optical fibers of drop cables, such as in multiple dwelling units. The FDTs require relatively little area and/or volume while providing convenient connectivity for a relatively large number of optical connections. The FDTs include adapters for optically connecting the connectors, and the adapters of some FDTs are adapted to rotate, move, or otherwise be removed to provide convenient access for technicians. Some FDTs and the related equipment are adapted for use with microstructured optical fiber having preferred bend characteristics.

Abstract: There is provided fiber optic hardware and hardware components adapted to provide a desired amount of fiber optic connectivity and/or functionality for a desired amount of volume, materials, etc. The fiber optic hardware components include, but are not limited to multiports, local convergence points (LCPs), particularly LCPs for multiple dwelling units or similar applications, network interface devices, equipment frames, and fiber distribution hubs. Certain fiber optic hardware components are adapted to accommodate microstructured optical fiber or other bend performance optical fiber.

Abstract: The present disclosure relates to a drop terminal mounting system for use in a fiber optic network. The drop terminal mounting system includes a drop terminal having a drop terminal housing to which a plurality of fiber optic adapters are mounted. The fiber optic adapters have exterior ports that are accessible from an exterior of the drop terminal housing. The drop terminal mounting system also includes a bracket having a cradle for receiving the drop terminal. The bracket has features that facilitate mounting the bracket to different types of structures such as poles, strands, or to hand-holes.

Abstract: Assemblies and methods for installing and maintaining aerial fiber optic cable are provided. Embodiments include a cable long enough to extend from two elevated support points and to provide enough slack for at least a portion of the cable to extend along the ground. The cable includes a wrapped portion for storing the slack and to elevate the entire cable above the ground. The wrapped portion being releasable in response to a force acting on the cable, such as a falling tree, allowing for at least a portion of the cable to fall to the ground and minimize the likelihood of the tree snapping the cable. Fasteners and frame members may be employed to support the wrapped portion. An embodiment may also include a cut-off apparatus for cutting the cable in response to the cable being pulled further once any slack in the cable has been expended.

Abstract: An optical fiber module includes an optical fiber that transmits a light and a holding unit that holds the optical fiber in a state in which the optical fiber is stretched in its longitudinal direction to change optical characteristics of the optical fiber.

Abstract: A telecommunications cable management system includes trough elements including a planar top surface and sides for cable routing and management. The trough elements are made from separate parts assembled together with a mating arrangement. The mating arrangement allows assembly of the system on site, such as by snapping the parts together. The trough elements are then assembled together to form the cable management system.

Abstract: An enclosure for housing fiber optic splices between a fiber optic distribution cable and fiber optic customer drop cables includes a first door providing access to a first area of the enclosure housing couplers for receiving terminals of customer drop cables. The enclosure also includes a second door providing access to a second area of the enclosure for accommodating slices in one or more distribution cables. The second area is not accessible via the first area.

Abstract: A built-in optical fiber of a ferrule has one end of the built-in optical fiber matched with a splicing end surface, and the other end of the built-in optical fiber protruded from an end portion opposite to the splicing end surface and one end of a splicing optical fiber to be spliced are placed so as to be fusion-sliced with one another. After that, the ferrule is held by inserting a cylindrical portion of the ferrule into a holding unit of a ferrule holder from the splicing end surface. The ferrule is transferred while holding a stem extended on an opposite side of the holding unit of the ferrule holder and the splicing optical fiber.

Abstract: A mechanism for cleaving optical fibres, comprising fibre cleaving means and gripping members arranged to grip an optical fibre and to apply a pulling force to put the fibre under tension whist the fibre is cleaved, wherein the gripping member(s) C are arranged to eject a cleaved-off part of the fibre F into a receptacle 49 once the fibre has been cleaved, and/or the fibre F is bent during cleaving by means of a rotatable double anvil 47 widely separated from the gripping members.

Abstract: A system including an overhead cable pathway structure and an adapter panel or cable termination device that mounts overhead to the cable pathway structure. The cable termination device including a plurality of adapters and a cable pathway exit having a curved surface that guides cables exiting from the overhead cable pathway structure to the adapters.

Abstract: The invention relates to a method and a device for coupling fiber optic cables. Said device comprises at least one module, which is equipped with at least one retaining unit for retaining at least two cassettes. The invention is characterized in that: a cassette is configured with at least one coupling element; at least one strand bundle can be fixed to the module, whereby said strand bundle can be split into at least two strands comprising at least one fiber optic cable; an excess length of strand can be retained by a cassette, the fiber optic cable or cables being connected to the coupling element and the cassette together with its retained strand being detachably connected to the retaining unit.

Abstract: A line organizer, comprising an elongate lower portion, wherein the lower portion includes at least two lower aperture portions formed in the lower portion; a base member associated with the lower portion; an elongate upper portion, wherein the upper portion includes at least two upper aperture portions formed in the upper portion, wherein each upper aperture portion corresponds to a lower aperture portion, and wherein the upper portion is coupled to the lower portion via a hinge means, such that the upper portion and the lower portion are pivotable relative to one another and are pivotable between a closed position and an open position; and a locking means associated with the upper portion and the lower portion, wherein the locking means is capable of maintaining the upper and lower portions in the closed position.

Abstract: A wall mount chassis includes circuitry for telecommunications signals. The chassis includes a rear wall mountable to a vertical wall, and first and second sides. Each side includes a hinged cover. Each cover includes an access window for viewing an opposite side of the cover. On one side of the chassis is positioned signal converter cards for converting between optical and electrical signals. On an opposite side of the chassis are positioned one or more electrical power cards providing an access location for power to the circuitry. A CPU card can also be provided on the same side as the power card. An interior of the chassis includes a back plane positioned between the converter cards and the power and CPU cards wherein the back plane is perpendicular to the converter cards and power and CPU cards. A cable spool is positioned adjacent one of the sides for cable management. Cable clips are provided for securably retaining one or more cables adjacent each of the first and second sides.

Abstract: An optical fiber splicing and gripping device includes a material having first and second members hingedly attached. A gripping region is formed in the material that includes first and second gripping portions disposed on first and second inner portions of each of the members. The material further includes separate first and second clamping zones along a length of the gripping region. The optical fiber splicing and gripping device further includes a cap engageable with the material to selectively actuate the first clamping zone independently of actuating the second clamping zone.

Abstract: An optical fiber random access management (RAM) system is provided for use with an optical fiber termination device configured to selectively couple a first plurality of optical fibers to a second plurality of optical fibers. The RAM system includes a clip holder and a plurality of clips. The clip holder is configured to be mounted proximate the optical fiber termination device. The plurality of clips is positioned on the clip holder. Each of the clips is configured to releasably hold ends of a designated subset of the first plurality of optical fibers to provide access to a selected one of the ends of the subset of the first plurality of optical fibers within a predetermined one of the clips to couple the selected one of the ends of the subset of the first plurality of optical fibers to a corresponding designated one of the second plurality of fibers.

Abstract: Methods of attaching optical fibers to actuator tubes in the manufacture of scanning fiber devices are disclosed. In one aspect, a method may include applying a bead to an optical fiber of a scanning fiber device near a proximal end of a free end portion of the optical fiber. Then, the bead may be adhered at least partially within an actuator tube of the scanning fiber device by applying and curing an adhesive. Scanning fiber devices manufactured by such methods are also disclosed.

Abstract: A cable protector (for protecting e.g. optical cable) apparatus provides an elongated flexible body having a central longitudinal bore for holding the cable to be protected. The elongated body provides an outer surface, an inner surface, and a mass of flexible absorbent material in between the inner and outer surfaces. The mass of flexible material carries a plurality of longitudinally extending channels, each channel positioned generally in between the inner and outer surfaces. A slot extends between the inner and outer surfaces for enabling a user to expose the central longitudinal bore by spreading the slot apart so that the cable can be placed into the central bore via the slot.

Abstract: An optical platform including optical bench, an optical or photonic coupling device and a photonic circuit. The photonic circuit includes a photonic crystal along a waveguide and/or defect. The coupling device may be a waveguide or impedance matching interconnection device. The optical bench includes a rectangular trench to seat an optical fiber and provide alignment with the photonic circuit.

Abstract: A secure communication channel is established between a portable computing device and a fixed public network outlet. Infrared beaming is employed wherein the IR beam is confined to an optical fiber placed between the IR beaming ports of the portable device and the fixed outlet. A portable computing device such as a PDA or a laptop PC has an infrared beaming port capable of bidirectional serial communication. A fiber optic system includes an optical fiber, a retractable spool for retaining the optical fiber, a fiber mount for mounting a first end of the optical fiber in alignment with the infrared beaming port of the portable computing device, and a terminator at a second end of the optical fiber. A public network outlet is provided in a fixed location and has an infrared data port in communication with an optical fiber connector adapted to receive the terminator.

Abstract: A cable organizing and bundling sleeve and sleeve dispensing tool for use in installing the sleeve around a plurality of cables provides a system for combining, protecting, and organizing multiple cables and hoses into one compact bundle. An elongate, radially elastic tubular sleeve of suitable size is provided for bundling a plurality of cables, and sleeve-dispensing tool is provided for dispensing the sleeve into surrounding relation with the cables. The dispensing tool preferably comprises a generally rigid tubular dispenser having one radially outwardly flared end and a slot that runs along the entire length thereof. The dispenser functions to receive a sleeve thereon in a longitudinally compact, radially stretched-open configuration such that a plurality of cables may be inserted therethrough.

Abstract: A pulling structure for an optical transceiving module is disclosed. The pulling structure includes a latch base, a latch, a linking member, and a pulling rod. The latch base is mounted on the optical transceiving module. The latch is mounted in the latch base. The linking member is coupled to the latch to enable the latch to move along a particular direction. The pulling rod is pivotably driving the linking member.

Abstract: Assemblies and methods for installing and maintaining aerial fiber optic cable are provided. Embodiments include a cable long enough to extend from two elevated support points and to provide enough slack for at least a portion of the cable to extend along the ground. The cable includes a wrapped portion for storing the slack and to elevate the entire cable above the ground. The wrapped portion being releasable in response to a force acting on the cable, such as a falling tree, allowing for at least a portion of the cable to fall to the ground and minimize the likelihood of the tree snapping the cable. Fasteners and frame members may be employed to support the wrapped portion. An embodiment may also include a cut-off apparatus for cutting the cable in response to the cable being pulled further once any slack in the cable has been expended.

Abstract: An optical module which can be inserted into and removed from a cage, the optical module includes a lock pin inserted into a lock hole provided in the cage and engaging the cage and the optical module with each other in a state where the optical module is inserted into the cage; a tongue having an axial part and configured to be rotated with respect to the axial part in a direction where the insertion of the lock pin into the lock hole is released; and a bail configured to be rotated with respect to a rotational axel so that the tongue is rotated. The engagement of the cage and the optical module formed by insertion of the lock pin into the lock hole is released by rotating the bail 90 degrees.

Abstract: A method of connecting an optical fiber to a backplane with a right angle bend mount. The bend mount includes a base and a cover that is pivotably connected to the base by a hinge. A clamp is formed by a first pair of opposed surfaces of the base and cover adjacent the hinge. This clamp fixedly grips a ferrule portion of the optical fiber when the base and the cover are closed together. A second pair of opposed surfaces of the base and cover forms another clamp. This clamp fixedly grips a non-ferrule portion of the optical fiber when the base and the cover are closed together. A bent portion of the optical fiber between the ferrule portion and the gripped non-ferrule portion is disposed in a nongripping gap between the base and the cover when the base and the cover are closed together.

Abstract: The present invention relates generally to an angled optical fiber cleaver that is used to cleave optical fibers prior to mechanical splicing and that provides a desired optical fiber endface angle. More specifically, the present invention relates to an angled optical fiber cleaver that incorporates a novel retention and rotation clamp assembly that successively engages, securely holds, and rotates an optical fiber prior to cleaving, this rotation providing the desired optical fiber endface angle. Advantageously, the novel retention and rotation and clamp assembly of the present invention is actuated via a single linear button press/release, eliminating the cumbersome steps associated with conventional devices and methodologies.

Abstract: A cable exit trough is mountable to a lateral trough section either during initial assembly of the cable routing system, or at a later date. The exit trough includes a bracket portion mountable to the top edge of one of the sides of the lateral trough section. Two lead-ins are provided to lead the cable in an upward direction from the lateral trough section to the exit trough. The exit trough includes an exit trough portion extending from the bracket portion upwardly away from the lateral trough section. The exit trough portion includes a convexly curved bottom trough surface, and two convexly curved upstanding sides. The exit trough portion and the lead-ins define a cable pathway from the lateral trough section to an exit point of the exit trough portion which can either lead downwardly relative to the lateral trough section or horizontally.

Abstract: Elements, couplers, systems, and methods for joining two or more trough members. A locking element for a coupler of a cable trough system can include a main body with an aperture, a shaft extending through the aperture of the main body, the shaft being rotatable with respect to the main body, and a handle member coupled to a first end of the shaft. The locking element also includes a member coupled to a second end of the shaft, and a spring coupled to the main body, the spring rotating the shaft and the member into a locked position.

Abstract: A ferrule connectable to a fiber optic cable having an exposed portion of a length of optical fiber extending from a protective buffer. The ferrule includes a cylindrical body including an optical fiber bore coaxial with the body which extends longitudinally from a proximal end of the body through a distal end portion thereof sized to slidably receive the optical fiber therethrough. The distal end portion is mechanically deformable to frictionally engage the optical fiber within the bore, the distal end being either conically shaped or including an outwardly extending ring resulting in the distal end being a substantially planar surface, whereby a projecting length of the optical fiber extending beyond the distal end may be cleaved in very close proximity to the distal end.

Abstract: An optical branching module includes a case from which cables are drawn out and an output-cable fixing member attached onto the case by insertion. Optical cables are inserted into cable insertion holes of the optical cable fixing member, and the optical cables are fixed to the optical cable fixing member by an adhesive applied from an opening portion. The optical branching module includes a cable boot configured not to be bent in a radius of curvature smaller than the allowed radius of curvature of the optical cables.

Abstract: A patch panel configured for mounting to a network rack, includes: a frame including mounting features at opposite lateral ends for mounting the patch panel to the network rack; a bezel mounted to the patch panel, the bezel including a plurality of outlet apertures, and a plurality of communication outlets mounted in respective ones of the outlet apertures. Each of the outlets includes a plurality of electrical contacts within a plug aperture configured to receive a mating plug. The plug aperture has a generally horizontal axis for receiving the mating plug and further includes a plug latch recess. The outlets are oriented such that the plug latch recess is positioned on one side edge of the plug aperture.

Abstract: An optical fiber array substrate 11 has, in one surface thereof, eight V-grooves 12 for securing eight optical fibers 14 aligned in parallel to each other, and V-shaped side grooves 13 formed outside of the respective outermost V-grooves 12 located at the opposite sides of the substrate 11. The apexes of the outside ridges 12c and 12d defining the outermost V-grooves 12 are at the same height as the apexes of the inside ridges 12a and, the height of the bottom 13a of the side groove 13 is lower than that of a contact point 12e between the ridge line of the V-groove 12 and optical fiber 14.

Abstract: The present disclosure is related to an apparatus and method that enables fiber optic network installers to mount fiber optic connections in raised floor locations that would otherwise be unsuited to the task. The method and apparatus permit using a de facto standard raised floor enclosures to accommodate fiber optic connections while maintaining bend radius considerations. In an exemplary embodiment, a patch panel includes a panel face defined by a bottom edge, a top edge and opposing side edges each joined to the bottom and top edges; a cable management bar operably coupled to the panel face, spaced apart from at least one surface side defining the panel face and extending a substantial length defining a length of the panel face; and a pair of mounting brackets extending from the opposing side edges.

Abstract: A system including an overhead cable pathway structure and an adapter panel or cable termination device that mounts overhead to the cable pathway structure. The cable termination device including a plurality of adapters and a cable pathway exit having a curved surface that guides cables exiting from the overhead cable pathway structure to the adapters.

Abstract: A device for supporting at least one optical component is disclosed and includes an optical component mount configured to engage and retain at least one optical component therein, a support member attached to the optical component mount, a support body having at least one longitudinal passage sized to receive the support member therein, the longitudinal passage in communication with at least one opening formed on the support body, a radial compression member in communication with the longitudinal passage and configured to radially compress the support member thereby coupling the support member to the support body, and at least one securing device attachable to the support body and configured to radially compress the radial compression member.

Abstract: Disclosed is an optical apparatus (10, 110, 410, 610) for accommodating optical fiber, such as one or more loops of optical fiber. The optical apparatus (10, 110, 410, 610) can include a body (12, 112, 412, 612) comprising an inwardly facing surface (16, 116, 416, 616) adapted for receiving a plurality of loops of a length of optical fiber. The body (16, 116, 416, 616) can include at least a portion (75) wherein the inwardly facing surface is continuous between two adjacent loops (79). Methods and apparatus are disclosed for disposing the optical fiber with an optical apparatus (10, 110, 410, 610) for accommodating the optical fiber.

Abstract: A holder for multiple optical fibres, in which a detachable connection is created between the holder and the optical fibres by elastic engagement in a seating The holder includes a comb element with a receiving side facing the optical fibres and a base surface facing the cabin structural part. The comb element has an elongated shape and seatings arranged on the receiving side and extending transversely to the longitudinal direction. The seatings are separated from by fins, and the base surface is partly covered with double-sided adhesive strips. A cavity is formed between the base surface 7 and the cabin structural part for injecting a curable adhesive. Adhesive connections between the holder and the cabin structural part combine the immediate loading capability of a pressure-sensitive bond with the ageing resistance of a reactive adhesive.

Abstract: An optical fiber cleaver having a main body having a channel, a feed block attached to the main body in the channel, the feed block being operable between a front position and a rear position, a length selector for setting an optical fiber cleaving length, the length selector comprising a scale provided on the main body, a display provided on the feed block, and a position indicator operably associated with the scale, a pair of upper and lower clamps which fasten an optical fiber of an optical fiber when the feed block is located in the front position, a slider, a blade carried by the slider, the blade being configured to form an initial partial cleaving, and a push-up member carried by the slider and configured to bend the optical fiber subsequent the initial partial cleaving of the optical fiber is disclosed.

Abstract: The present invention achieves highly reliable optical-fiber loss adjustment at low cost, with easy work. An optical fiber is inserted from an optical fiber insertion opening into a space between an internal wall and a plurality of optical-fiber support members and, due to its self-resilience, comes in contact with the support members on its outer side. Since the radius of curvature of the fiber is sufficiently small, a loss can be adjusted with the number of turns of the fiber. The support members have a cylindrical shape and therefore come in point contact with the fiber, which can prevent microbending. Moreover, the interval (angle) between adjacent ones of the support members and the radius thereof are set such that the fiber can be led into and out of an optical-fiber adjustor, with no stress imposed.

Abstract: The invention relates to a connector arrangement for optical wave guides for establishing multimedia connections in motor vehicles, e.g. in accordance with the MOST®-Standard wherein a first and a second fiber section are each enclosed by a sleeve and by connecting it fixedly with the sleeve, both sleeves form an integrally constructed, common fiber holder for the two fiber sections, which can be inserted into the rear fiber receptable of the connector housing.

Abstract: Designs of fiber stretcher apparatus using one or more linear actuators to stretch fiber loops for various applications including variable optical delay lines and devices using such delay lines.

Abstract: A seal assembly is provided to seal the area between a cable, containing optic fibers for example, and the terminal end of a conduit through which the cable runs. The seal assembly comprises an area of a resilient material and a supporting structure. The seal assembly, encompassing a cable, fits into and seals a standard conduit opening/hole in a cabinet or enclosure.

Abstract: An outside plant fiber distribution apparatus includes a frame member and a plurality of fiber optic modules mounted to the frame member. The frame member includes upper and lower module mounting brackets. Each module includes a front and two mounting flanges, each mountable to one of the upper and lower module mounting brackets. At least one of the modules is configured as a connection module including a plurality of connection locations disposed along the front of the module. A rear of the module includes a cable notch region for receipt of a cable. At least one of the modules defines a storage module including first and second spools. In an interconnect system, the storage module includes a cable clamp for holding a second cable, the cables are connected through the connection locations of the connection module. In a cross-connect system, two connection modules are provided, and patch cords are used to connect the fronts of the connection modules.