Patent application number | Description | Published |
20090003775 | OPTICAL COMPONENT AND ADAPTER INCLUDING THE SAME - An optical component is improved in workability during assembly operation thereof and makes it possible to easily position an optical fiber. A first ferrule is press-fitted into one end of a central hole of a connecting member, and a second ferrule is press-fitted into the other end of the central hole of the connecting member. An optical fiber is inserted through the first and second ferrules. A coating which coats an intermediate portion of the optical fiber of an optical fiber cord is accommodated in a communicating portion of the central hole of the connecting member in a manner such that the coating is brought into abutment with the first and second ferrules. | 01-01-2009 |
20100002999 | Assembly-type durable optical connector adapter - In an optical connector adapter for use in connecting a first and a second optical connector plug to each other, a second adapter half is butted against a first adapter half in a predetermined direction. The first and second adapter halves have engaging means for maintaining the first and second adapter halves in a butted state in the predetermined direction. The engaging means is configured to be disposed inside the optical connector adapter and to be prevented from releasing engagement thereof by at least one of the first and second optical connector plugs. | 01-07-2010 |
20100054673 | OPTICAL CONNECTOR - An optical connector | 03-04-2010 |
20100098383 | PHOTOELECTRIC CONVERSION/CONNECTION DEVICE - In a photoelectric conversion/connection device ( | 04-22-2010 |
20100104355 | ADAPTER UNIT - An adapter unit capable of preventing breakage of a positioning key for accurately connecting first and adapters. A key is formed on an inner peripheral surface of a hollow cylindrical portion of a receptacle adapter such that a front end thereof is rearward of a front end of the hollow cylindrical portion. Projecting portions are formed on the inner peripheral surface of the hollow cylindrical portion at locations away from the key in a circumferential direction, for receiving a front end of a hollow cylindrical portion of a plug adapter inserted into the hollow cylindrical portion of the receptacle adapter. Receiving portions are formed on an outer peripheral surface of the hollow cylindrical portion of the plug adapter, for receiving the projecting portions. The front end of the key is rearward of the front end of each projecting portion. | 04-29-2010 |
20100158450 | Optical connector having an internal clearance at a part to be connected to an optical fiber - In an optical connector including a base housing, a cover housing, and a clamp fixing the cover housing to the base housing, the base housing is provided with a groove for positioning and holding an optical fiber of an optical cable, a first recessed portion continuously formed from the groove, and a second recessed portion continuously formed from the first recessed portion. The first and the second recessed portions have bottom portions different in level from each other to have a stepped portion formed therebetween. The cover housing has a first coating portion for covering the groove and a second coating portion for covering the first and the second recessed portions. The bottom portion of the second recessed portion and the second coating portion presses a coating member of the optical cable to clamp the optical cable. | 06-24-2010 |
20100226610 | OPTICAL CONNECTOR - An optical connector ( | 09-09-2010 |
20100239213 | OPTICAL CONNECTOR - An optical connector in which a seal member is difficult to be damaged during assembly. A seal member-accommodating portion that accommodates the seal member in a compressed state is formed as an intermediate portion of a through hole of a housing. When an insertion member is inserted into the through hole, an insertion portion of the insertion member presses the seal member into the seal member-accommodating portion. | 09-23-2010 |
20100295936 | Optical connector inspection apparatus capable of inspecting a held posture of an optical fiber - The light source is disposed in a direction traversing the axial direction A of the optical connector. The optical connector holder comprises an inspection light reflecting portion. The inspection light reflecting portion deflects and reflects the inspection light from the light source to the axial direction A so that the inspection light enters the reference hole portion of the optical connector. | 11-25-2010 |
20110075974 | Optical connector and optical connector cable - An optical connector is selectively attachable to one of optical fiber cables including a first type optical fiber cable and a second type optical fiber cable. Each of the optical fiber cables includes a common optical fiber and a common ferrule fixed to the common optical fiber. The first type optical fiber cable further includes a tension member. The second type optical fiber cable further including a tensile member. The optical connector has a swage portion through which the common ferrule is inserted forward when one of the optical fiber cables is attached to the optical connector. The swage portion has an outer surface on which the tensile member is swaged when the second type optical fiber cable is attached to the optical connector. The optical connector also has a fixing portion having at least one receiver hole formed therein for receiving and fixing an end of the tension member of the first type optical fiber cable. The fixing portion is located forward of the swage portion. | 03-31-2011 |
20110081798 | Adapter system - An adapter system has a standard adapter configured to couple two first type connectors with each other, and an interface converter configured to be attached to the standard adapter. Each of the first type connectors has a first connection end. The first connection end is formed with two engaged portions. The standard adapter has two first openings on opposite sides thereof in a first direction and two engaging portions within each of the first openings. The first opening has a first interface for the first connection end. The two engaged portions of the first type connector oppose with each other in a second direction perpendicular to the first direction. The two engaged portions of the first type connector is engaged with the engaging portions of the first opening, so that the standard adapter retains the first connection end when the first type connector is inserted in the first opening. An interface converter is configured to be attached inside the first opening so as to convert the first opening to a second opening having a second interface for a second connection end of a second type connector. The second connection end is different in shape from the first connection end. The interface converter has two receptacles which are receivable the engaging portions of the standard adapter, respectively, when the interface converter is attached to the standard adapter. | 04-07-2011 |
20110123156 | OPTICAL ADAPTER - [Problems to be solved] To provide an optical adapter which has a reduced number of component parts and can be easily assembled. | 05-26-2011 |
20110158586 | Optical connector adapter with excellent dust resistance - Provided is an optical connector adapter of the type in which a shell-side hollow cylindrical portion is integrally formed in a shell, a sleeve holder inserted in the shell has a holder-side hollow cylindrical portion, and a sleeve is held by the shell-side cylindrical portion and the holder-side cylindrical portion. The shell has an inward engaging projection on the inner periphery thereof at its portions facing the holder-side cylindrical portion while the sleeve holder has a holder locking portion. By engaging the holder locking portion with the engaging projection, the sleeve holder is prevented from being removed from the shell. The optical connector adapter is attached to a housing so as to pass through its wall such that the shell-side cylindrical portion is located outside the housing while the holder-side cylindrical portion is located inside the housing. | 06-30-2011 |
20110211792 | Optical Connector Plug | 09-01-2011 |
20110243508 | Optoelectrical Connector - An optoelectrical connector is composed of a plug to which a wire and an optical fiber are assembled and a receptacle to which the plug is inserted and connected. A receptacle includes insulation sleeves and conductive contacts in openings of receptacle housings, and plugs include a ferrule assembled bodies which are composed of an insulation ferrule which holds an optical fiber and a conductive cylindrical member which holds the ferrule and to which a wire is assembled, in an opening of the plug housing. When the plugs are inserted into the receptacle, the contacts and the cylindrical member contact with each other and the ferrules are inserted into the sleeves. Parts which serve electrical connection are not exposed. | 10-06-2011 |
20120082419 | POLISHING JIG, FERRULE, AND OPTICAL CONNECTOR - A polishing jig | 04-05-2012 |
20120106895 | Optical Module - An optical module | 05-03-2012 |
20120128302 | OPTICAL CONNECTOR DEVICE AND MATING OPTICAL CONNECTOR DEVICE - Optical connectors can be easily attached to and detached from a housing. | 05-24-2012 |
20120141072 | OPTICAL CONNECTOR AND OPTICAL CONNECTOR SYSTEM - An optical connector has a pair of coil springs ( | 06-07-2012 |
20120321252 | Optical Connector - In an optical connector, end faces of a pair of ferrules that hold multiple optical fibers are positioned with two guide pins and butted against each other to connect the optical fibers in the pair of ferrules. The optical connector is provided with an urging member for pushing the end faces against each other. The end faces are ground at an angle. The gap between the guide pins and guide holes, which open at the end faces and into which the guide pins are fitted, is larger than 0.004 mm and smaller than or equal to 0.008 mm. Powder caused by the friction generated when the guide pins are inserted and fitted into the guide holes is greatly reduced. Connection loss does not increase even when frequent connection and disconnection are performed, and cleaning the connector becomes unnecessary. | 12-20-2012 |
20130129284 | ELECTRICAL-OPTICAL HYBRID CONNECTOR AND RECEPTACLE THEREOF - A receptacle of an electrical-optical hybrid connector including a plug having an insertion fitting part and the receptacle having a housing space that receives the insertion fitting part includes an optical connection part disposed in a space in communication with the housing space, and an electrical connection part disposed in front of the optical connection part, a shutter that is opened when the receptacle and the plug are connected to each other is provided in front of the optical connection part of the receptacle, and the optical connection part of the receptacle moves forward in association with the shutter when the shutter is opened, and moves rearward in association with the shutter when the shutter is closed. | 05-23-2013 |
20130315539 | OPTICAL CONNECTOR AND OPTICAL CONNECTOR DEVICE - Provided is an optical connector whose miniaturization is easier than conventional. An optical connector ( | 11-28-2013 |
20140029897 | Plug and Optical Connector Connecting Structure - A plug including main optical connector bodies, a housing for securing the main optical connector bodies on the connecting end, a cylindrical inner shell surrounding the housing and attached to the housing, and a cylindrical outer shell surrounding the inner shell and having a thread formed in the inner periphery on the connecting end side and a step portion formed in the inner periphery on the rear end side, the thread screwed onto the thread of an enclosure shell. When the plug is coupled to a receptacle, the inner shell is rotated with respect to the housing and the connecting end of the inner shell hits the abutment surface of the enclosure shell and, when the outer shell is screwed onto the enclosure shell, the step portion hits the rear wall portion. | 01-30-2014 |
20140199028 | Plug and Optical Connector Connecting Structure - A plug including main optical connector bodies, a housing for securing and holding the main optical connector bodies on the connecting end side thereof, a cylindrical inner shell surrounding the housing and attached to the housing by screwing a threaded hole formed in a rear wall portion thereof onto a thread formed in the outer periphery of the housing, and a cylindrical outer shell surrounding the inner shell and having a thread formed in the inner periphery thereof on the connecting end side and a step portion formed in the inner periphery on the rear end side thereof, the thread being screwed onto the thread of an enclosure shell. When the plug is coupled to a receptacle, the inner shell is rotated with respect to the housing and the connecting end of the inner shell hits the abutment surface of the enclosure shell and, when the outer shell is screwed onto the enclosure shell, the step portion hits the rear wall portion. This plug can be coupled properly to the receptacle by accommodating variations in the position of the mating optical connector housed in the receptacle and can be reduced in size. | 07-17-2014 |
20140241671 | OPTICAL CONNECTOR - There is provided an optical connector configured to receive a plurality of MT ferrules attached to terminal ends of multi-fiber cables. The optical connector includes a housing through which multiple receiving holes receiving the MT ferrules are bored. The receiving holes are arranged in the direction of the long side of front end faces of the MT ferrules. A pair of holding elements is provided in each of the receiving holes. The pair of holding elements is positioned at both ends in the direction in which the receiving holes are arranged and protrude to a side at which the MT ferrules are inserted. Both ends of a rear end flange of each of the MT ferrules placed in the receiving holes are held by the pair of holding elements. The optical connector enables easy setting-in of MT ferrules and reduction in size of optical connectors can be achieved. | 08-28-2014 |
20150036981 | POLISHING JIG, FERRULE, AND OPTICAL CONNECTOR - A polishing jig includes a holding member for holding a ferrule when polishing a front end face of the ferrule. The holding member is formed by a holding member body having a through hole through which the ferrule is inserted, and protrusions which are provided on an upper surface of the holding member body, for supporting a flange of the ferrule when the ferrule is inserted into the through hole. | 02-05-2015 |