Abstract: A fiber optic connector module includes a ferrule terminated to at least one optical fiber. The ferrule includes a front mating end and a rear end. A pin keeper is engaged with the rear end of the ferrule. At least one alignment pin extends from the pin keeper through the ferrule and projects beyond the front mating end of the ferrule for operative association with a complementary connecting device. A pusher member is spaced behind the pin keeper. A spring is sandwiched between the pusher member and the pin keeper. The spring has opposite ends fixed to the pusher member and the pin keeper to hold the entire module together as a self-contained unit.

Abstract: A method is provided for cross-connecting individual optical fibers of a plurality of fiber optic ribbons and includes the steps of providing first and second substrates having adhesive thereon. Individual optical fibers are routed on the substrates to form at least portions of fiber optic input ribbons and fiber optic output ribbons, with the fibers extending beyond the substrates to define input and output tails. One substrate is positioned on top of another substrate, and a ribbonizing apparatus is used to gather the input and output tails in ribbon form whereupon they can be coated to hold the tails in their ribbon form.

Abstract: A method of cross-connecting or reorganizing individual optical fibers of a plurality of fiber optic ribbons include the steps of providing a substrate having an adhesive thereon with a mixing zone within the boundaries thereof. A plurality of individual optical fibers are routed onto the substrate to form a plurality of fiber optic input ribbons, reorganizing the fibers in the mixing zone, and forming a plurality of fiber optic output ribbons. At least some of the output ribbons have fibers from more than one of the input ribbons. The input and output ribbons are coated on the substrate outside the mixing zone to hold the routed fibers in ribbon form, leaving at least portions of the fibers in the mixing zone uncoated. The coated ribbons are stripped from the substrate with the uncoated fibers from the mixing zone being loose. A holding device is placed about at least the uncoated loose fibers between the input and output ribbons.

Abstract: A fanout connector is provided for a fiber optic cable including a plurality of optical fibers. The connector includes a housing means having a passage for receiving the fiber optic cable transversely along an axis. A fanout member in the housing spreads the individual optical fibers of the cable transversely of the axis. At least one frangible mounting member is provided on the housing means for mounting the connector on an appropriate support structure. The mounting member is readily breakable from the housing when the connector is to be used as a stand-alone unit. The housing includes a base and a cover with complementary interengaging polarizing members between the base and the fanout member. The cover has a transparent window to afford visual inspection of at least a portion of the cable within the housing.

Abstract: An optical fiber interconnection system is provided, including a method of fabricating the system. A flat fiber optic circuit is provided with a flat substrate having a peripheral edge and a plurality of first optical fibers mounted on the flat substrate, with ends of the first fibers extending beyond the substrate. A fiber optic connector is terminated to a plurality of second optical fibers, with ends of the second fibers extending from the connector to a connecting point for connection to the ends of the first fibers from the flat fiber optic circuit. A protective shroud is installed over the connecting point between the ends of the first and second fibers. The protective shroud is fixed to the projecting tail portion of the substrate of the flat fiber optic circuit.

Abstract: A cleaner is provided for cleaning the end surface area of a ferrule of a fiber optic connector. The cleaner includes a housing having a mating portion for mating the cleaner with the connector. A cleaning head is movably mounted on the housing for movement across the end surface area. A motor is mounted on the housing and is coupled to the cleaning head for moving the cleaning head in response to operation of the motor. An air jet is mounted on the housing for directing a stream of a cleaning medium toward the cleaning head to remove residue from the end surface area. An exhaust is provided on the housing for removing and evacuating residue from the end surface area. A plurality of the cleaners are mounted on a dummy circuit board for cleaning the end surface areas of the ferrules of a plurality of fiber optic connectors mounted in a given pattern on a backplane of a chassis.

Abstract: A fanout system is provided for a fiber optic cable which includes a plurality of optical fibers. A fiber optic ribbon includes a plurality of individual optical fibers adhered to a flat substrate in a generally parallel side-by-side array. The fibers are spread apart in a fanned-out array at an edge of the substrate. Loose ends of the fibers extend beyond the edge of the substrate. A plurality of tube members individually surround the loose ends of the fibers beyond the edge of the substrate. A protective transition member collectively surrounds the loose ends of the fibers at least in an area extending from the edge of the substrate to proximal ends of the tube members.

Abstract: A cable management system is provided for a fiber optic connector assembly. The system includes a receptacle and a plurality of fiber optic connector modules received by the receptacle. The modules terminate a plurality of fiber optic cables with lengths of the cables extending away from the rear ends of the modules. A cable management member has an angled cavity within which the cables extend angularly from the rear ends of the modules. Latches are provided between the cable management member and each of the plurality of modules for holding the cable management member in position at the rear ends of the modules.

Abstract: A method of cross-connecting or reorganizing individual optical fibers of a plurality of fiber optic ribbons include the steps of providing a substrate having an adhesive thereon with a mixing zone within the boundaries thereof. A plurality of individual optical fibers are routed onto the substrate to form a plurality of fiber optic input ribbons, reorganizing the fibers in the mixing zone, and forming a plurality of fiber optic output ribbons. At least some of the output ribbons have fibers from more than one of the input ribbons. The input and output ribbons are coated on the substrate outside the mixing zone to hold the routed fibers in ribbon form, leaving at least portions of the fibers in the mixing zone uncoated. The coated ribbons are stripped from the substrate with the uncoated fibers from the mixing zone being loose. A holding device is placed about at least the uncoated loose fibers between the input and output ribbons.

Abstract: A method is provided for cross-connecting individual optical fibers of a plurality of fiber optic ribbons and includes the steps of providing first and second substrates having adhesive thereon. Individual optical fibers are routed on the substrates to form at least portions of fiber optic input ribbons and fiber optic output ribbons, with the fibers extending beyond the substrates to define input and output tails. One substrate is positioned on top of another substrate, and a ribbonizing apparatus is used to gather the input and output tails in ribbon form whereupon they can be coated to hold the tails in their ribbon form.

Abstract: A ribbon holder is provided for a plurality of fiber optic ribbons. The holder includes a body having an interior rectangular through passage in which the plurality of fiber optic ribbons can be placed in a side-by-side parallel arrangement. A cover is provided on the body to allow access to the through passage whereby the ribbons can be placed into the passage thereof. An exterior datum surface is provided at one side of the body to identify one side of the interior rectangular through passage, whereby the ribbons can be placed in the passage in specific orientations relative to said datum surface.

Abstract: A system is provided for mounting a connecting device to a substrate with relative floating movement therebetween. The system includes a connector housing adapted for mounting on the substrate and including at least one elongated channel in a side of the housing. The channel extends generally perpendicular to the substrate and has an elongated restricted mouth opening at a side thereof. An elongated fastening post is snap-fit into the channel past the restricted mouth thereof to a preload position. A cross-dimension of the channel is larger than a cross-dimension of the fastening post so that the post can float relative to the housing. A fastener engages with the substrate and is operatively associated with the fastening post for tightening the post against the substrate, leaving the connector housing with floating movement relative to the substrate in a direction generally parallel to the substrate.

Abstract: A connector panel mount system includes a panel having an opening defined at least in part by a first edge and a second edge remote from the first edge. A connector housing includes a recess for rigidly embracing the first edge of the opening in the panel, and a flexible latch for engaging the second edge of the opening in the panel.

Abstract: A fanout system is provided for a fiber optic cable which includes a plurality of optical fibers. A fiber optic ribbon includes a plurality of individual optical fibers adhered to a flat substrate in a generally parallel side-by-side array. The fibers are spread apart in a fanned-out array at an edge of the substrate. Loose ends of the fibers extend beyond the edge of the substrate. A plurality of tube members individually surround the loose ends of the fibers beyond the edge of the substrate. A protective transition member collectively surrounds the loose ends of the fibers at least in an area extending from the edge of the substrate to proximal ends of the tube members.

Abstract: A method is provided for cross-connecting individual optical fibers of a plurality of fiber optic ribbons and includes the steps of providing first and second substrates having adhesive thereon. Individual optical fibers are routed on the substrates to form at least portions of fiber optic input ribbons and fiber optic output ribbons, with the fibers extending beyond the substrates to define input and output tails. One substrate is positioned on top of another substrate, and a ribbonizing apparatus is used to gather the input and output tails in ribbon form whereupon they can be coated to hold the tails in their ribbon form.

Abstract: An adapter assembly is provided for mating a fiber optic connector along an optic axis with a complementary connecting device. The assembly includes a pair of adapter halves secured together at an interface by means of a securing post projecting from one adapter half generally parallel to the optic axis and into a securing hole in the other adapter half. The securing post has a retaining hole extending transversely of the optic axis. The other adapter half has a passage extending from an outside wall into registry with the retaining hole in the securing post of the one adapter half when the post is inserted into the securing hole in the other adapter half. A securement pin is insertable through the passage in the other adapter half into the retaining hole in the securing post of the one adapter half to, thereby, secure the adapter halves in assembly.

Abstract: A method and apparatus are provided for cross-connecting the individual optical fibers of a plurality of fiber optic ribbons. A plurality of individual optical fibers are routed onto a substrate to form at least one first optical ribbon. The individual fibers are reorganized on the substrate to form a plurality of second fiber optic ribbons. A plurality of individual dummy optical fibers are routed onto the substrate to increase the number of individual optical fibers of the second fiber optic ribbons without including the dummy optical fibers in the at least one first fiber optic ribbon.

Abstract: A method and apparatus are provided for cross-connecting the individual optical fibers of a plurality of fiber optic ribbons. A plurality of individual optical fibers are routed onto a substrate to form at least one first optical ribbon. The individual fibers are reorganized on the substrate to form a plurality of second fiber optic ribbons. A plurality of individual dummy optical fibers are routed onto the substrate to increase the number of individual optical fibers of the second fiber optic ribbons without including the dummy optical fibers in the at least one first fiber optic ribbon.

Abstract: A method of cross-connecting or reorganizing individual optical fibers of a plurality of fiber optic ribbons include the steps of providing a substrate having an adhesive thereon with a mixing zone within the boundaries thereof. A plurality of individual optical fibers are routed onto the substrate to form a plurality of fiber optic input ribbons, reorganizing the fibers in the mixing zone, and forming a plurality of fiber optic output ribbons. At least some of the output ribbons have fibers from more than one of the input ribbons. The input and output ribbons are coated on the substrate outside the mixing zone to hold the routed fibers in ribbon form, leaving at least portions of the fibers in the mixing zone uncoated. The coated ribbons are stripped from the substrate with the uncoated fibers from the mixing zone being loose. A holding device is placed about at least the uncoated loose fibers between the input and output ribbons.

Abstract: A ribbon holder is provided for a plurality of fiber optic ribbons. The holder includes a body having an interior rectangular through passage in which the plurality of fiber optic ribbons can be placed in a side-by-side parallel arrangement. A cover is provided on the body to allow access to the through passage whereby the ribbons can be placed into the passage thereof. An exterior datum surface is provided at one side of the body to identify one side of the interior rectangular through passage, whereby the ribbons can be placed in the passage in specific orientations relative to said datum surface.