Patent application number | Description | Published |
20080234086 | CYLINDRICAL ROLLER-INCORPORATED ROLLER CHAIN - A cylindrical roller-incorporated roller chain, which can reduce wear of the side plates and also can reduce radial wear. A roller chain for a conveyor in which a plurality of cylindrical rollers are composed of either a casehardened steel cylindrical roller | 09-25-2008 |
20090167398 | PULSE SIGNAL DELAY CIRCUIT AND LED DRIVE CIRCUIT - A pulse signal delay circuit comprises: a first pulse edge delay circuit for generating a first delay timing signal for sequentially outputting a first edge detection delay timing gained by detecting the rising edge of an input pulse signal and delaying the detection timing by a constant delay time a predetermined number of times; a second pulse edge delay circuit for generating a second delay timing signal for sequentially outputting a second edge detection delay timing gained by detecting the falling edge of the input pulse signal and delaying the detection timing by the delay time the number of times; and a delay pulse signal generating circuit for generating and outputting delay pulse signals rising and falling according to the first and second edge detection delay timings, respectively, from the first and second delay timing signals, the first and second edge detection delay timings delayed the same number of times. | 07-02-2009 |
20090188778 | CONVEYOR CHAIN WITH SIDE ROLLER - A conveyor chain with a side roller, in which both assembly of and replacement of the bearing and seal members in the side roller of the conveyor chain are facilitated, and the seal performance is improved so that a long life of the seal member is realized. The chain has a sleeve | 07-30-2009 |
20090294258 | WEAR RESISTANT, HEAT RESISTANT CONVEYOR CHAIN - A wear resistant, heat resistant conveyor chain comprising a series of links, each having a heat resistant roller rotatably fitted onto a bush between inner plates. The links are interconnected in the longitudinal direction of the chain by outer plates, and connecting pins rotatably inserted into the bush. A wear resistant, heat resistant sleeve-shaped spacer protrudes beyond the end surfaces of the heat resistant rollers toward the right and left inner plates to eliminate any sliding contact between the end surface of the heat resistant roller and the inner side surface of the inner plate. | 12-03-2009 |
20100081528 | SELF-LUBRICATING CHAIN - The invention relates to a self-lubricating chain which includes a connecting pin which is used to connect inner and outer link portions. The connecting pin includes a lubricating hole and a hollow portion where a lubricating oil supply may be disposed and held in place by a lid member, which provides a press fit and tight seal so as to provide a reliable lubricating oil supply and a durable chain which has improved durability. | 04-01-2010 |
20100248880 | CYLINDRICAL ROLLER-INCORPORATED ROLLER CHAIN - A cylindrical roller-incorporated roller chain, which can reduce wear of the side plates and also can reduce radial wear. A roller chain for a conveyor in which a plurality of cylindrical rollers are composed of either a casehardened steel cylindrical roller | 09-30-2010 |
20110263368 | SEAL CHAIN - In a seal chain, a seal mechanism comprises a pair of mutually facing seal members, a first seal member of the pair being in contact with an inner plate of the chain, and a second seal member of the pair being in contact with an outer plate of the chain. A pair of resilient annular lips formed on the first seal member are in sliding contact with a surface of the second seal member. Each sealing member has lubricant-filled grooves facing the plate with which it is in contact. | 10-27-2011 |
20110294616 | SEAL CHAIN - There is provided a seal chain in which sealing performance of a seal mechanism is enhanced so as to be able to deal with a displacement radially of the connecting pins, and to be able to keep a sealing function for a long period of time even if highly fluid lubricant is used. Each seal mechanism comprises an inner circumferential ring fitted and fixed onto the end of the bush an annular seal receiving member disposed on the outer peripheral side of the inner circumferential ring so as to be movable in the radial direction and attached with an annular member enclosing a radial seal on the side of the outer link plate, a bellows seal extending between the inner circumferential ring and the annular seal receiving member and deformable in the radial direction and a seal ring provided on the side of the outer link plate facing to the inner link plate at the position corresponding to the annular radial sealing member concentrically with the pin to abut with the annular sealing member to seal the lubricant. | 12-01-2011 |
20110306452 | CHAIN TRANSMISSION MECHANISM - The invention provides a chain transmission mechanism capable of alleviating impact and impact noise caused when a chain engages and contacts with a sprocket, of not increasing the impact and impact noise even if the chain transmission mechanism is driven in heavy load and in high speed, of reducing vibrations, breakage, wear and others of the chain and the sprocket and of improving its durability. Tooth bottoms of the sprocket are formed so as not contact any pin, bush or drive roller of the connector when the chain is wound around the sprocket as guide rollers rotatably supported coaxially with a pin of the chain rolls on a track along the guide rail provided on the side of teeth of the sprocket. The invention provides a guide rail around the sprocket to engage the chain an lit its impact with the sprocket as the mechanism operates. | 12-15-2011 |
20120181148 | CONVEYOR CHAIN - A conveyor chain constructed so as to prevent a leakage of lubricant oil to the outside. The conveyor chain comprises a plurality of bearing elements operable to revolve in a raceway between an outer circumferential surface of a bush and an inner circumferential surface of a roller. A pair of right and left thrust bearing annular members are press-fitted onto the outer circumferential surface of the bush and are positioned between the inner side surface of an inner link plate and the outwardly-facing end surfaces of the bearing elements. Annular sealing members for sealing lubricant oil within bearing element raceway are disposed between the inner circumferential surface of the roller and an inner circumferential surface of the thrust bearing annular member. The sealing members slidably contact but are not deformed by the inner circumferential surface of the roller. | 07-19-2012 |
Patent application number | Description | Published |
20100223409 | BUS ARBITRATION APPARATUS AND METHOD - A bus arbitration apparatus according to this invention appropriately arbitrates bus rights of use between a plurality of masters and a plurality of slaves so as to efficiently perform requested data transfer. An arbiter A | 09-02-2010 |
20110219156 | BUS ARBITRATION APPARATUS AND METHOD - A bus arbitration apparatus according to this invention appropriately arbitrates bus rights of use between a plurality of masters and a plurality of slaves so as to efficiently perform requested data transfer. An arbiter A | 09-08-2011 |
20120072681 | MEMORY CONTROL APPARATUS AND MEMORY CONTROL METHOD - Memory accesses to a memory device that is in a power saving mode depend on the order of the issuance thereof. Thus, a period of time during which the memory is placed in the power saving mode is sometimes shortened, resulting in less effective power savings. A memory control apparatus, which is connected with a plurality of masters and a plurality of memories having a power saving mode, arbitrates memory accesses from the plurality of the masters, monitors whether each of the plurality of the memories is in the power saving state, and determines the priorities of the memory accesses according to the result of the detection of the power saving mode. | 03-22-2012 |
20120084475 | BUS ARBITRATION APPARATUS AND BUS ARBITRATION METHOD - It may be difficult to give bus right to a bus master that cannot output a bus request signal when a bus arbitration apparatus is ready to grant bus permission precisely in a ratio of a preset number of times of the bus acquisition. The bus arbitration apparatus operates to wait until bus request signals of bus masters that have not performed transfers of the preset number of times of the bus acquisition are output while a bus slave operates. | 04-05-2012 |
20140122789 | MEMORY CONTROL APPARATUS AND MEMORY CONTROL METHOD - In a memory control apparatus for issuing a command for a bank corresponding to a transfer request, the transfer request for the corresponding bank is stored. The column address of the transfer request stored at the first is compared with the column addresses of a plurality of subsequent transfer requests. It is determined based on the comparison result whether to issue a command with precharge or a command without precharge for the transfer request stored at the first. The determined command is issued. | 05-01-2014 |
Patent application number | Description | Published |
20100061688 | OPTICAL WAVEGUIDES AND METHODS THEREOF - Embodiments in accordance with the present invention provide waveguide structures and methods of forming such structures where core and laterally adjacent cladding regions are defined. Some embodiments of the present invention provide waveguide structures where core regions are collectively surrounded by laterally adjacent cladding regions and cladding layers and methods of forming such structures. | 03-11-2010 |
20100062378 | OPTICAL WAVEGUIDES AND METHODS THEREOF - Embodiments in accordance with the present invention provide waveguide structures and methods of forming such structures where core and laterally adjacent cladding regions are defined. Some embodiments of the present invention provide waveguide structures where core regions are collectively surrounded by laterally adjacent cladding regions and cladding layers and methods of forming such structures. | 03-11-2010 |
20110274424 | Lens barrel, photographic device, and production method of same - A lens barrel comprising bayonet type mount projections to detachably attach to a lens-fitting unit of a camera body having a photographic region, wherein mount projections are formed to avoid cross-section of light path area where object light is introduced in the camera body. | 11-10-2011 |
20120064458 | OPTICAL WAVEGUIDES AND METHODS THEREOF - Embodiments in accordance with the present invention provide waveguide structures and methods of forming such structures where core and laterally adjacent cladding regions are defined. Some embodiments of the present invention provide waveguide structures where core regions are collectively surrounded by laterally adjacent cladding regions and cladding layers and methods of forming such structures. | 03-15-2012 |
Patent application number | Description | Published |
20130177277 | OPTICAL WAVEGUIDE, METHOD FOR PRODUCING OPTICAL WAVEGUIDE, OPTICAL WAVEGUIDE MODULE, METHOD FOR PRODUCING OPTICAL WAVEGUIDE MODULE, AND ELECTRONIC APPARATUS - An object is to provide an optical waveguide that has low optical coupling loss when optically coupled with an optical element and that is capable of performing high-quality optical communication, a method for efficiently producing the optical waveguide, an optical waveguide module that is provided with the optical waveguide and is capable of performing high-quality optical communication, a method for efficiently producing the optical waveguide module, and an electronic apparatus. Provided is an optical waveguide including: a core portion; a clad portion that is provided to cover a side surface of the core portion; an optical path-converting unit that is provided partway along the core portion or on an extended line of the core portion and that converts an optical path of the core portion to the outside of the clad portion; and a lens that is provided on a surface of the clad portion at least at a portion optically connected to the core portion via the optical path-converting unit, and that is formed by causing the surface to locally protrude or to be locally depressed. | 07-11-2013 |
20130182997 | OPTICAL WAVEGUIDE MODULE, METHOD FOR PRODUCING OPTICAL WAVEGUIDE MODULE, AND ELECTRONIC APPARATUS - An object of the present invention is to provide an optical waveguide module which has a small optical coupling loss between the light element and the optical waveguide and can perform high-quality optical communication, a method for producing the optical waveguide module with high efficiency, and an electronic apparatus which includes the optical waveguide module and can perform high-quality optical communication, and the present invention provides an optical waveguide module including: an optical waveguide including a core portion, a clad portion that is provided to cover a side surface of the core portion, and an optical path-converting unit that is provided partway along the core portion or on an extended line of the core portion and that converts an optical path of the core portion to the outside of the clad portion; an optical element that is provided over the clad portion; a circuit board that is provided between the optical waveguide and the optical element and has a through-hole formed along an optical path connecting between the optical path-converting unit and the optical element; and a sealing portion that is transparent and is formed in a gap between the optical element and the circuit board; wherein a part of the sealing portion is inserted into the through-hole, and an inserted portion of the sealing portion functions as a lens for converging signal light passing though the optical path. | 07-18-2013 |
20130209028 | ELECTRICAL OPTICAL CIRCUIT-BOARD, CIRCUIT-BOARD APPARATUS, AND PHOTOELECTRIC COMPOSITE DEVICE - An electrical optical circuit-board ( | 08-15-2013 |