Class / Patent application number | Description | Number of patent applications / Date published |
385110000 | Compartmentalized | 26 |
20080304798 | Optical Cable and Optical Unit Comprised Therein - Optical cable having at least one tubular element of polymeric material and at least one transmission element housed within said tubular element. The polymeric material is made from a polymeric composition having (a) at least one olefin polymer; (b) at least one inorganic filler; and (c) at least one olefin polymer including at least one functional group. The at least one olefin polymer including at least one functional group (c) is present in the polymeric composition in an amount of about 3 parts by weight to about 10 parts by weight, preferably about 5 parts by weight to about 8 parts by weight, with respect to 100 parts by weight of the olefin polymer (a). | 12-11-2008 |
20090136188 | Optical cable and method for production of an optical cable - An optical cable comprises a swelling yarn, around which several optical transmission elements in the form of micromodules are arranged. A micromodule comprises a bundle of optic fibers, which are surrounded by a sleeve made from a material of plastic. Further swelling yarns are arranged around the optical transmission elements. The optical transmission elements and the swelling yarns are surrounded by a sleeve of paper. The paper sleeve is surrounded by a cable jacket made from a material of plastic. When an optic fiber is exposed, the cable jacket is pulled off, whereupon the paper sleeve tears off and can consequently be easily removed. | 05-28-2009 |
20090169159 | FLAT WIDE WATER SWELLABLE BINDER FOR OPTICAL FIBER TUBES - A multi-tube optical fiber cable includes a plurality of optical fiber tubes, each having one or more optical fibers loosely arranged therein. The optical fiber tubes are arranged within an outer jacket, where the tubes are constructed of a polymer having a low Young's constant modulus. A binder is arranged around the plurality of optical fiber tubes, where the binder is substantially flat in shape such that there is no deformation of the tube, when the binder is applied. | 07-02-2009 |
20090190889 | DEVICE FOR FURCATING FIBER OPTIC CABLES - A fiber optic cable assembly is provided. The cable assembly includes a housing, a plurality of furcation tubes, and a bundled cable. The housing has an opening at a first end and a plurality of channels at a second end. The furcation tubes are aligned with corresponding channels. One end of the bundled cable extends into an interior space of the housing through the opening. The bundled cable has a cable jacket and cable filaments. A first portion of the cable filaments extends beyond the end of the cable jacket in the interior space. A plurality of optic fibers is disposed in the bundled cable and the housing, and a molding compound is disposed around the furcation unit. Individual optic fibers are in individual furcation tubes and movable to slide longitudinally relative to the housing. | 07-30-2009 |
20100092138 | ADSS Cables with High-Performance Optical Fiber - Disclosed is an improved optical fiber that employs a novel coating system. When combined with a bend-insensitive glass fiber, the novel coating system according to the present invention yields an optical fiber having exceptionally low losses. | 04-15-2010 |
20100092139 | Reduced-Diameter, Easy-Access Loose Tube Cable - Disclosed is an improved optical fiber that employs a novel coating system. When combined with a bend-insensitive glass fiber, the novel coating system according to the present invention yields an optical fiber having exceptionally low losses. | 04-15-2010 |
20100158455 | Cable, And A Use And Method For Constructing A Cable Network - A cable, provided with at least one signal conductor ( | 06-24-2010 |
20100158456 | Cable, And A Network And The Use Of Such A Cable - A cable, comprising a cylindrical cable wall ( | 06-24-2010 |
20100209059 | Micromodule Cables and Breakout Cables Therefor - Micromodule breakout cables are constructed to pass selected burn tests while maintaining a desired degree of accessibility and durability. The micromodule cables can be incorporated in data centers and are robust enough to serve as furcation legs while allowing hand accessibility. The cables can incorporate optical fibers with low delta attenuation and can have low skew. | 08-19-2010 |
20100266249 | Telecommunication Optical Fiber Cable - A telecommunication optical fiber cable possesses a longitudinal central cavity that receives micromodules of optical fibers positioned in parallel. A jacket surrounds the central cavity and a sheath is positioned on the inner periphery of the jacket. A lubricant is provided in the central cavity. | 10-21-2010 |
20100278493 | Flat Drop Cable - The present disclosure relates to a fiber optic cable including an outer jacket having an elongated transverse cross-sectional profile defining a major axis and a minor axis. The transverse cross-sectional profile has a maximum width that extends along the major axis and a maximum thickness that extends along the minor axis. The maximum width of the transverse cross-sectional profile is longer than the maximum thickness of the transverse cross-sectional profile. The outer jacket also defines first and second separate passages that extend through the outer jacket along a lengthwise axis of the outer jacket. The second passage has a transverse cross-sectional profile that is elongated in an orientation extending along the major axis of the outer jacket. The fiber optic cable also includes a plurality of optical fibers positioned within the first passage a tensile strength member positioned within the second passage. The tensile strength member has a highly flexible construction and a transverse cross-sectional profile that is elongated in the orientation extending along the major axis. | 11-04-2010 |
20100329615 | CABLE WITH FEATURES FOR DISTINGUISHING BETWEEN FIBER GROUPS - Micromodule subunit cables are constructed to allow for ease of identification between optical fibers in differing groups of optical fibers. In one cable, a first group of fibers is located within a buffer tube core while a second group of fibers is located within the cable jacket, but outside of the core. The fibers in the first and second groups can accordingly use the same color coding sequence without requiring additional indicia such as stripes or binding. | 12-30-2010 |
20110222825 | OPTICAL FIBER ASSEMBLY - An optical fiber assembly includes a core. The core includes a central portion and a plurality of fins that extends radially outward from the central portion. The central portion defines a central passage. The central portion and the plurality of fins cooperatively define a plurality of grooves that is helically oriented along a length of the core. A plurality of optical fibers is disposed in the plurality of grooves. A strength member is disposed in the central passage of the core. An outer covering surrounds the core. The outer covering is air permeable. | 09-15-2011 |
20110243514 | MULTIPLE CHANNEL OPTICAL FIBER FURCATION TUBE AND CABLE ASSEMBLY USING SAME - A furcation tube for an optical fiber cable comprising a plurality of channels for receiving a plurality of optical fiber strands that allows for the breakout of multiple fiber groups without the need for marking individual fibers. For example, a 24 fiber cable can be broken out into two, 12-fiber groups within the same furcation tube for connectorization. This improves the sortabilility of the optical fiber strands and eliminates the extra bulk of using multiple furcation tubes. The furcation tube includes strength members disposed therein for strain relief. | 10-06-2011 |
20110262088 | High Density Multifiber Interconnect Cable - A fiber optic cable with first and second cavities accommodating separate groups of fibers. Arranging the optical fibers in separate cavities allows the fibers to be distinguished from one another without requiring secondary marking indicia such as stripes on the fibers. The cable jacket can be extruded such that the cavities are formed integrally in the jacket during extrusion. | 10-27-2011 |
20140093216 | CABLE WITH FEATURES FOR DISTINGUISHING BETWEEN FIBER GROUPS - Micromodule subunit cables are constructed to allow for ease of identification between optical fibers in differing groups of optical fibers. In one cable, a first group of fibers is located within a buffer tube core while a second group of fibers is located within the cable jacket, but outside of the core. The fibers in the first and second groups can accordingly use the same color coding sequence without requiring additional indicia such as stripes or binding. | 04-03-2014 |
20150355426 | ARMORED OPTICAL FIBER CABLE - An optical communication cable subassembly includes a cable core having optical fibers each comprising a core surrounded by a cladding, buffer tubes surrounding subsets of the optical fibers, and a binder film surrounding the buffer tubes. Armor surrounds the cable core, the binder film is bonded to an interior of the armor, and water-absorbing powder particles are provided on an interior surface of the binder film. | 12-10-2015 |
20150370023 | LOOSE-TUBE FIBER OPTIC CABLES - According to one embodiment, loose-tube fiber optic cables may include a cable core and a jacket. The cable core may include a buffer tube and an optical fiber and the optical fiber may be positioned within the buffer tube. At least a portion of the buffer tube by include a first phase that includes a first polymer and a second phase that includes a second polymer, where the first polymer and the second polymer are different chemical compositions. The first phase and second phase may be disposed in at least a partially co-continuous microstructure. | 12-24-2015 |
20150370024 | LOOSE-TUBE FIBER OPTIC CABLES HAVING BUFFER TUBES WITH BETA PHASE CRYSTALLIZATION - A loose-tube fiber optic cable includes a cable core and a jacket. The cable core includes a buffer tube and an optical fiber, where the optical fiber is within the buffer tube. The buffer tube may be positioned at an interior region of the loose-tube fiber optic cable and the jacket may be positioned around the cable core. Material forming the buffer tube may have a composition of greater than or equal to about 70% by weight of a polymer that includes propylene monomers. At least a portion of the polymer may have a beta phase crystal structure characterized by a pseudo hexagonal crystal structure. | 12-24-2015 |
20150378119 | EXTREME ENVIRONMENT OPTICAL FIBER CABLE WITH CRACK-RESISTANT LAYER - A high-temperature and crack resistant optical communication cable is provided. The cable includes an extruded cable body formed from a polymer material defining a channel within the cable body. The cable includes a plurality of optical transmission elements located within the channel. The cable includes a reinforcement sheet wrapped around the plurality of optical transmission elements. The cable includes an adhesion barrier wrapped around the wrapped reinforcement sheet. The adhesion barrier layer is a substantially uninterrupted adhesion barrier layer such that the adhesion barrier layer acts to prevent substantial adhesion between the polymer material of the cable body and an outer surface of the wrapped reinforcement sheet. | 12-31-2015 |
20160041355 | MICROMODULE CABLES AND BREAKOUT CABLES THEREFOR - A breakout cable includes a polymer jacket and a plurality of micromodules enclosed within the jacket. Each micromodule has a plurality of bend resistant optical fibers and a polymer sheath comprising PVC surrounding the bend resistant optical fibers. Each of the plurality of bend resistant optical fibers is a multimode optical fiber including a glass cladding region surrounding and directly adjacent to a glass core region. The core region is a graded-index glass core region, where the refractive index of the core region has a profile having a parabolic or substantially curved shape. The cladding includes a first annular portion having a lesser refractive index relative to a second annular portion of the cladding. The first annular portion is interior to the second annular portion. The cladding is surrounded by a low modulus primary coating and a high modulus secondary coating. | 02-11-2016 |
20160054531 | OPTICAL FIBER CABLE WITH HIGH FRICTION BUFFER TUBE CONTACT - An optical communication cable is provided. The cable includes a cable sheath including an inner surface defining a channel within the cable sheath and a plurality of buffer tubes located in the channel of the cable sheath. Each buffer tube including an outer surface, an inner surface and a channel defined by the inner surface of the buffer tube. The cable includes a plurality of optical fibers located within the channel of each buffer tube. The cable includes a friction structure located on at least one of the inner surface of the sheath and the outer surfaces of each of the plurality of buffer tubes and the friction created by the friction structure provides resistance to cable deformation under loading, such as crush loading. | 02-25-2016 |
20160103288 | OPTICAL FIBER CABLES WITH POLYPROPYLENE BINDER - An optical fiber cable includes a bundle of a plurality of semi-ridged loose tubes held by a polypropylene binder. The polypropylene binder sustains the heat when a hot cable sheath is applied during the cable manufacturing process. This prevents the polypropylene binder from shrinking and cutting into the loose tubes, which cause indentations. Therefore, the resulting optical fiber cable is substantially free from indentations. | 04-14-2016 |
20160202437 | OPTICAL COMMUNICATION CABLE | 07-14-2016 |
20160252693 | HIGH FIBRE COUNT BLOWN OPTICAL FIBRE UNIT AND METHOD OF MANUFACTURING | 09-01-2016 |
20170235068 | ROLLABLE RIBBONS IN LOOSE-TUBE CABLE STRUCTURES | 08-17-2017 |