Patent application number | Description | Published |
20090116793 | OPTICAL CONNECTOR - An optical connector of a fitting pin positioning type includes multiple optical fiber insertion holes arranged in one row and fitting holes or fitting pins. The fitting holes or the fitting pins for positioning are respectively disposed on mutually opposite sides of a straight line connecting centers of the optical fiber insertion holes and are located point-symmetrically with respect to a center of the row of the entire optical fiber insertion holes arranged on the straight line. | 05-07-2009 |
20090196556 | OPTICAL TRANSCEIVER AND OPTICAL CONNECTOR - An optical transceiver | 08-06-2009 |
20090245737 | CONNECTOR HOLDER, OPTICAL-ELECTRICAL CONVERTER WITH ATTACHED CONNECTOR HOLDER, OPTICAL CONNECTOR FIXING STRUCTURE AND CONNECTOR HOLDER ASSEMBLY METHOD - A connector holder fixes an optical connector assembled at a leading end of an optical fiber to an optical module having a light input/output end so that the optical fiber and the light input/output end is optically connected. The connector holder is provided with a holding section for storing at least a part of the optical connector, and a cover section attached to the holding section to be freely opened and closed. The cover section is provided with a cover section main body, and a pressing section which presses the optical connector toward the optical module. | 10-01-2009 |
20090252455 | OPTICAL PATH CHANGING MEMBER - An optical path changing member is assembled at ends of optical fibers and placed to face a substrate including an optical input/output terminal having optical axes inclined with respect to optical axes of the ends. The optical path changing member is made of a transparent material and includes a member body having a reflection surface for optically connecting the ends to the optical input/output terminal. The member body has optical fiber insertion holes and an end placement portion to which the insertion holes are open and in which the end faces of the optical fibers are placed. The reflection surface is formed so that light entering from the end faces of the optical fibers into the member body will be internally reflected toward the optical input/output terminal in the member body. The end placement portion is filled with an adhesive by which the ends are fixed to the member body. | 10-08-2009 |
20090257718 | OPTICAL CONNECTOR HAVING OPTICAL FIBER - In an optical connector with optical fibers in which silica glass optical fibers with resin coating layers remaining attached are connected in optical fiber openings of a ferrule made from resin, at least a part of the resin coating layer of the optical fiber is glued to an inner face of the optical fiber opening, an outer diameter of the resin coating layer of the optical fiber is less than or equal to 125 μm, and the Young's modulus of the resin coating layer is less than the Young's modulus of the ferrule, and the Young's modulus of the resin coating layer is 1500 to 10000 MPa. | 10-15-2009 |
20100043159 | OPTICAL CONNECTOR CLEANING TOOL - An optical connector cleaning tool which wipes to clean a joining end face of an optical connector by a feeding movement of a cleaning body. It includes a tool body which incorporates a feeding mechanism that supplies and takes up the cleaning body, and an insertion part which inserts into a connector housing hole of a positioning housing for connectors. The insertion part has a head member on which is formed a pressing face that presses the cleaning body against the joining end face within the connector housing hole, and is capable of moving in a direction of extension or contraction relative to the tool body. Movement of the tool body in an insertion direction relative to the insertion part in a state where the cleaning body is in contact with the joining end face causes the head member to axially rotate while the state of contact is maintained. | 02-25-2010 |
20110072600 | CLEANING DEVICE OF OPTICAL CONNECTOR - An optical connector cleaning device which cleans a connecting terminal surface formed inside an insertion hole of an optical connector, by wiping the connecting terminal surface with a cleaning body, the optical connector cleaning device including: a main body including a feeding mechanism which supplies and wraps up the cleaning body; an extending part which extends from the main body and includes an extending tube body and a head part, the head part being inserted into the insertion hole, wherein the head part includes a tip extending part which presses the cleaning body to the connecting terminal surface; the extending tube body includes a tube base part and a tip tube part, the tip tube part being energized in an extending direction with respect to the tube base part; the tip extending part protrudes from a tip of the tip tube part; and the tip extending part is flexible. | 03-31-2011 |
20110154599 | CLEANING DEVICE OF OPTICAL CONNECTOR - An optical connector cleaning device which cleans a connecting terminal surface of a to-be-cleaned object protruding from an optical connector with a cleaning body, and includes: a main body; an extending part which extends from the main body; and a guiding part attached to a tip portion of the extending part, wherein the extending part includes an extending tube body and a tip extending part; the guiding part includes a fitting part and a tube-shaped guiding body, which is flexible and extends from the fitting part towards an extending direction; an insertion hole is formed; and the to-be-cleaned object is cleaned by inserting the to-be-cleaned object into the insertion hole, and by pressing the cleaning body against the connecting terminal surface of the to-be-cleaned object. | 06-30-2011 |
20110206340 | OPTICAL FIBER RIBBON HOLDING MEMBER, OPTICAL FIBER RIBBON HOLDING METHOD, OPTICAL FIBER RIBBON BUNDLE AND HOLDING MEMBER FIXTURE - An optical fiber ribbon holding member capable of readjusting a position of an optical fiber ribbon without requiring a heating operation is provided. A holding member main body that has a U-shaped cross section and a space to which a plurality of optical fiber ribbons can be accommodate in a laminated state, and a lid body an opening surface of which has a reverse U-shaped cross section are employed. A latch structure is formed on wall portions of a lid body and a holding member main body, and engages to each other when the lid body covers the holding member main body. Heating operation is not required, and the optical fiber ribbons are held by only a simple operation of covering the lid body, so that the operation of holding the optical fiber ribbons is easily performed and readjustment of the position of the optical fiber ribbons can be performed. | 08-25-2011 |
20110229092 | OPTICAL CONNECTOR - An optical connector, assembled to a front end of an optical fiber and attached to an optical component that is provided with an optical element having an optical axis different from that of the optical fiber, includes a main body having a connection end surface, and a reflective portion changing an angle of an optical path. At least one of a fitting protruding portion and a fitting recessed portion are provided so as to be capable of positioning the optical connector to the optical component by respectively fitting a fitted protruding portion and a fitted recessed portion provided on the optical component in each of a first region on the front end side and a second region on the opposite side thereto with the optical path interposed therebetween. | 09-22-2011 |
20110229100 | OPTICAL FIBER RIBBON HOLDING MEMBER, METHOD FOR HOLDING OPTICAL FIBER RIBBON, AND BUNDLE OF OPTICAL FIBER RIBBON - Provided with a holding member main body having an upward U-shaped cross section and having a space to which a plurality of optical fiber ribbons can be accommodated in a laminated state; and a lid body having a downward U-shaped cross section, wherein latch structures that engage to each other when lid body covers holding member main body are provided at wall portions of lid body and holding member main body, the lid body includes an optical fiber ribbon pressing portion that presses the laminated optical fiber ribbons accommodated in holding member main body. Heating operation is not required unlike a heat shrinkable tube, and the optical fiber ribbons are held by only a simple operation of covering the lid body, so that the operation of holding the optical fiber ribbons in a laminated state is easily performed and readjustment of the position of the optical fiber ribbons in a longitudinal direction can be performed. | 09-22-2011 |
20110317959 | FERRULE AND FERRULE WITH OPTICAL FIBER - Provided is a ferrule which includes a positioning mechanism configured to position an optical fiber having a predetermined outer diameter, and a recess configured for an adhesive to be disposed therein and having a first inner wall from which a front end of the optical fiber portion positioned by the positioning mechanism is protrudable, and a second inner wall opposite to the first inner wall. A distance between the first inner wall and the second inner wall is less than or equal to four times the outer diameter of the optical fiber. | 12-29-2011 |
20120017384 | OPTICAL CONNECTOR CLEANING TOOL - An optical connector cleaning tool according to the present invention includes a tool main body and an extension section that extends from the tool main body, wherein the tool main body includes a supply reel and a winding reel, which perform supply and take-up of the cleaning body, a housing body that houses the supply reel and the winding reel, and a biasing member that is located in the housing body and biases the housing body. The biasing member biases backward in the extending direction the housing body that is in a state where the housing body has relatively moved forward in the extending direction of the extension section, and a position in a front-and-back direction of the biasing member is close to the front compared to positions in a front-and-back direction of the supply reel and the winding reel. | 01-26-2012 |
20120063729 | CONNECTOR HOLDER, OPTICAL-ELECTRICAL CONVERTER WITH ATTACHED CONNECTOR HOLDER, OPTICAL CONNECTOR FIXING STRUCTURE AND CONNECTOR HOLDER ASSEMBLY METHOD - A connector holder fixes an optical connector assembled at a leading end of an optical fiber to an optical module having a light input/output end so that the optical fiber and the light input/output end is optically connected. The connector holder is provided with a holding section for storing at least a part of the optical connector, and a cover section attached to the holding section to be freely opened and closed. The cover section is provided with a cover section main body, and a pressing section which presses the optical connector toward the optical module. | 03-15-2012 |
20120066849 | OPTICAL CONNECTOR CLEANING TOOL - An optical connector cleaning tool which wipes to clean a joining end face of an optical connector by a feeding movement of a cleaning body. It includes a tool body which incorporates a feeding mechanism that supplies and takes up the cleaning body, and an insertion part which inserts into a connector housing hole of a positioning housing for connectors. The insertion part has a head member on which is formed a pressing face that presses the cleaning body against the joining end face within the connector housing hole, and is capable of moving in a direction of extension or contraction relative to the tool body. Movement of the tool body in an insertion direction relative to the insertion part in a state where the cleaning body is in contact with the joining end face causes the head member to axially rotate while the state of contact is maintained. | 03-22-2012 |
20120183269 | COVER FOR OPTICAL PATH CHANGING MEMBER - An optical path changing member is assembled at ends of optical fibers and placed to face a substrate including an optical input/output terminal having optical axes inclined with respect to optical axes of the ends. The optical path changing member is made of a transparent material and includes a member body having a reflection surface for optically connecting the ends to the optical input/output terminal. The member body has optical fiber insertion holes and an end placement portion to which the insertion holes are open and in which the end faces of the optical fibers are placed. The reflection surface is formed so that light entering from the end faces of the optical fibers into the member body will be internally reflected toward the optical input/output terminal in the member body. The end placement portion is filled with an adhesive by which the ends are fixed to the member body. | 07-19-2012 |
20130163936 | OPTICAL FERRULE AND OPTICAL CONNECTOR - An optical ferrule and an optical connector are provided, which make it possible to reduce the labor required for an adhesive wiping operation even when the optical ferrule is small-sized. A first adhesive filling recess | 06-27-2013 |
20140259481 | OPTICAL CONNECTOR CLEANING TOOL - An optical connector cleaning tool includes a cleaning body that is fed and moved, a feeding mechanism that performs supply and take-up of the cleaning body, a housing body that houses the feeding mechanism, an extension portion that extends from the housing body, comprising a plurality of distal end tube portions, and an outer tube body through which the plurality of distal end tube portions pass, including a plurality of distal end openings from which the plurality of distal end tube portions are extended; and a head member that is passed through each of the plurality of distal end tube portions and that presses the cleaning body against the joining end face at the distal end of the extension portion. | 09-18-2014 |