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Means for joining components together

Subclass of:

429 - Chemistry: electrical current producing apparatus, product, and process

429400000 - FUEL CELL, SUBCOMBINATION THEREOF, OR METHOD OF MAKING OR OPERATING

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
429507000 Means for joining components together 86
20100279205FUEL CARTRIDGE, FUEL CELL, AND ELECTRONIC DEVICE - A fuel cartridge with which damage or break of a valve due to miss-loading or the like is able to be avoided and safety is able to be improved, a fuel cell, and an electronic device are provided. A fitting groove for fitting to a fuel cell body is provided in a package of a fuel cartridge. Improper force applied to a valve due to inappropriate loading or the like is avoided, and possibility that the valve is damaged or broken is decreased. The valve is provided not projecting from the package. Compared to an existing structure that a valve is projecting outside of the package, the effective volume of a fuel storage space is increased even if the height of the entire cartridge is the same as that of the existing case.11-04-2010
20120141918FUEL SUPPLY APPARATUS, FUEL CARTRIDGE, AND JOINT - A fuel supply apparatus for supplying a liquid fuel to a device having a fuel cell which uses the liquid fuel is provided. The fuel supply apparatus includes: a container containing the liquid fuel and being configured to be detachably attached to the device; and a joint for connecting the container and the device. The joint has a double tube structure including an outer tube and an inner tube. One of the outer tube and the inner tube forms a flow path through which the liquid fuel in the container flows into the device by gravity, while the other tube forms a flow path through which a replacement fluid spontaneously flows into the container to replace the liquid fuel.06-07-2012
20110143261SHAPED PART - A shaped part that is particularly suited as an interconnector or an end plate for a fuel cell stack, is produced by pressing and sintering a pulverulent starting material. The shaped part has a disc-shaped or plate-shaped basic body with a multiplicity of knob-like and/or ridge-like elevations with a height h. In cross section, each elevation has two inclined side flanks which lead, proceeding from an end contour of the elevation, via rounded corner portions, with a radius r or r′ directly or via intermediate rectilinear portions, into curved portions, with a radius R or R′, which in turn merge into the surface contour, of the basic body. The rectilinear portions, or, in the case of a direct transition of the rounded corner portions, into the curved portions, the tangents at the point of the transition, have an angle of inclination α or α′ with respect to the surface contour, in the range of 95° to 135°. The radius R or R′ is in the range of 0.15 to 1 mm and the height h is dimensioned such that the ratio R:h or R′:h is in a range of 0.25 to 1.06-16-2011
20110229798Connector for fuel cell and fuel cell system including the same - A fuel cell system includes a fuel cell system connector and a fuel cartridge connector. The fuel cell system connector includes an external structure configured to accommodate a connector of a fuel cartridge and an internal structure mounted in the external structure. A contacting surface between the external structure and the internal structure of the fuel cell system connector includes a first nano-processed surface on a fuel supply path. The fuel cartridge connector includes an external structure having a retention key and an internal structure mounted in the external structure. A contacting surface between the external structure and the internal structure of the fuel cartridge connector includes a second nano-processed surface on a fuel supply path.09-22-2011
20100178590FUEL CELL WITH VOLTAGE DETECTION TERMINAL - A fuel cell (07-15-2010
20100196796ROLL-GOOD FUEL CELL FABRICATION PROCESSES, EQUIPMENT, AND ARTICLES PRODUCED FROM SAME - Fabricating roll-good fuel cell material involves laminating first and second bonding material webs having spaced apart windows to first and second surfaces of a fuel cell membrane web. First and second active regions of the membrane web are positioned within the respective bonding material windows. Third and fourth gasket material webs having spaced apart windows are respectively laminated to the bonding material on the first and second membrane web surfaces. The bonding material windows align with the respective gasket material windows so that at least some of the bonding material extends within the respective gasket material windows. Fluid transport layer (FTL) material portions cut from fifth and sixth FTL material webs are laminated to the respective first and second active regions. The FTL material portions are positioned within respective gasket material windows and contact the bonding material extending within the respective gasket material windows.08-05-2010
20100310967BATTERY DEVICE AND METHOD OF PACKAGING, DISASSEMBLING, AND RECYCLING THEREOF - The invention provides a battery device and a method for packaging, disassembling, and recycling the battery device, wherein the anode conductive element is disposed in a reaction trough frame with a bump thereof protruding from the frame; two sets of the cathode conductive elements cover on a first opening and a second opening of the reaction trough frame, respectively, so as to form a reaction region for accommodating electrolyte therein; and a metallic fastener is disposed on surfaces of the cathode conductive elements and the reaction trough frame and fastened with a buckling member. The invention provides a simple structure that can be packaged rapidly, disassembled and recycled to thereby overcome the drawbacks of conventional batteries.12-09-2010
20110086292JOINING DEVICE FOR FUEL CELL STACK AND FUEL CELL STACK PROVIDED WITH THE SAME - The present invention features a fuel cell stack that preferably includes an electricity generating assembly having a plurality of unit cells that are suitably disposed one after another; a pair of end plates pressedly disposed respectively at upper and lower ends of the electricity generating assembly; and a joining device suitably engaging the end plates by a rope, where pressure is applied to the electricity generating assembly by means of tension of the rope, and the length and tension of the rope is suitably controlled.04-14-2011
20100178589Thermal Shock-Tolerant Solid Oxide Fuel Cell Stack - A solid oxide fuel cell (SOFC) includes a plurality of subassemblies. Each subassembly includes at least one subcell of a first electrode, a second electrode and an electrolyte between the first and second electrodes. A first bonding layer is at the second electrode and an interconnect layer is at the first bonding layer distal to the electrolyte. A second bonding layer that is compositionally distinct from the first bonding layer is at the interconnect layer, whereby the interconnect partitions the first and second bonding layers. A method of fabricating a fuel cell assembly includes co-firing at least two subassemblies using a third bonding layer that is microstructurally or compositionally distinct from the second bonding layer.07-15-2010
20100129731MULTI-WIRE, LONG-LIFE INTERCONNECTS FOR FUEL CELL STACKS - An interconnect assembly for a solid oxide fuel cell includes a porous interconnect comprising a plurality of first wires of a first material and at least one second material combined to form a first portion defining a separator plate contact zone and a second portion defining an electrode contact zone. Various wire weave shapes and pre-buckled architectures are shown such as FIG. 05-27-2010
20130266891JOINING DEVICE FOR FUEL CELL STACK AND FUEL CELL STACK PROVIDED WITH THE SAME - The present invention features a fuel cell stack that preferably includes an electricity generating assembly having a plurality of unit cells that are suitably disposed one after another; a pair of end plates pressedly disposed respectively at upper and lower ends of the electricity generating assembly; and a joining device suitably engaging the end plates by a rope, where pressure is applied to the electricity generating assembly by means of tension of the rope, and the length and tension of the rope is suitably controlled.10-10-2013
429508000 With sealing, spacing, or supporting feature 75
20100159357Separator for Fuel Cell and Process for Producing the Same - In order to attain excellent electrical conductivity and molding processability, a fuel cell separator to be produced by performing press molding on a preform in which expanded graphite is used as the main raw material is improved so that the preform is produced by a papermaking method, whereby the characteristics of the mechanical strength, the flexibility, and the gas impermeability are improved, and a light and compact configuration that is preferred in the automobile use or the like can be realized. In a fuel cell separator which is to be produced by performing press molding on a preform 06-24-2010
20130029250Electricity-Generation Device - An electricity generation device includes: a tubular fuel cell (01-31-2013
20100266931SEALED FLEXIBLE LINK BETWEEN A METAL SUBSTRATE AND A CERAMIC SUBSTRATE, METHOD FOR MAKING SUCH A LINK, APPLICATION OF THE METHOD TO SEALING HIGH TEMPERATURE ELECTROLYZERS AND FUEL CELLS - A device including a metal substrate and a ceramic substrate including a back-tapered groove separated from each other by a sealed flexible link. The link includes: a metal element including an end connected to the metal substrate and at another end housed in the groove of the ceramic substrate, the metal element being elastically deformable both in the groove along a direction radial to the groove and, in the separation space between the metal substrate and the ceramic substrate along the separation direction, and a joint-forming mass with a greater thermal expansion coefficient than that of the ceramic substrate and adhesively bonded to the end of the metal element housed in the back-tapered groove, the joint fitting with direct contact a portion of the height of convergent sidewalls of the groove.10-21-2010
20100279206Sealing structure of fuel cell separator - The present invention provides a sealing structure of a sealing portion for maintaining the airtightness of a coolant passage in two stacked separators of a fuel cell, wherein a groove in which an adhesive is to be filled is formed on a surface of one of two separators, and dam portions are formed on both sides of the groove to prevent the adhesive applied in the groove from overflowing into a connection passage and a coolant passage. Accordingly, the adhesive overflowing from the groove when the two separators are bonded to each other by applying a pressure is collected in the dam portions to form three sealing lines, thus improving the airtightness of the sealing portion. Moreover, it is possible to solve the problem that the performance of the fuel cell stack is deteriorated when an antifreeze/coolant leaks from the coolant passage to an MEA, in which the fuel cell reaction takes place, or the leaking coolant contaminates a catalyst of the MEA.11-04-2010
20110287338LOW LEVEL CERIUM MITIGATION WITH ELECTRODE EDGE PROTECTION - The fuel cell of this embodiment includes an ion conducting membrane having a first side and a second side. Characteristically, the ion conducting membrane has a sufficient amount of cerium ions to inhibit the loss of fluoride from the ion conducting membrane when compared to an ion conducting membrane having the same construction except for the presence of cerium ions. The MEA also includes a first catalyst layer disposed on the first side of the ion conducting layer and a second catalyst layer disposed on the second side of the ion conduction layer. A first gasket is disposed between the first catalyst layer and the first side of the ion conducting membrane along the periphery of the second side. Similarly, a second gasket is interposed between the second catalyst layer and the second side of the ion conducting membrane along the periphery of the second side.11-24-2011
20100297534Seal Structures for Solid Oxide Fuel Cell Devices - Disclosed are seals and seal structures for use in electrochemical devices such as solid oxide fuel cell devices. Exemplary seal structures are configured such that at least a portion of the interface between the seal and electrolyte sheet deviates from planarity by extending either (i) upwardly and inwardly (ii) or downwardly and inwardly, toward the active portion of the electrolyte sheet surface where one or more device electrodes are deposited. By angling the seal portion of the electrolyte sheet, the sharpness of any resulting bends or deformations that may occur during use can be reduced, thus reducing the likelihood of any cracks forming in the typically high stress regions of the electrolyte sheet. Further, preferably at least a portion of the electrolyte sheet contacting the seal composition, the seal-electrolyte interface may deviate from planarity by at least 0.1 mm from the seal-electrolyte interface, where the deviation from planarity extends normal to the seal or inwardly toward the active surface region of the electrolyte sheet. Also disclosed are methods for manufacturing the inventive seal structures and electrochemical device assemblies comprising same.11-25-2010
20100167173Seal Arrangement in a Fuel Cell Device - The object of the invention is to improve the sealing properties of a seal arrangement in a fuel cell device for sealing against leaks a mechanical joint between two components of the fuel cell device. The invention proposes a seal arrangement in a fuel cell device for sealing against leakage a mechanical joint between two components I07-01-2010
20110008712Fuel Cell Having Single Body Support - Disclosed is a fuel cell having a single body support, which includes a single body support including a plurality of unit supports and a connector for connecting the plurality of unit supports in parallel, an air electrode layer formed on an outer surface of the single body support, an electrolyte layer formed on an outer surface of the air electrode layer, and a fuel electrode layer formed on an outer surface of the electrolyte layer, so that the fuel cell is stably supported thus increasing durability and reliability.01-13-2011
20110033780FUEL CELL HAVING CURRENT - COLLECTABLE MANIFOLD - A fuel cell includes a cell unit and a manifold capable of collecting electric current. The cell unit includes a tube support composed of a conductive material, a unit cell laminated on an outer surface of the tube support, and a current collection layer laminated on an outer surface of the unit cell. The manifold includes an inner tube supplying gas into and electrically connected with the tube support, and an outer tube provided outside the inner tube and electrically connected with the current collection layer. By the provision of a current-collectable manifold, a separate metal form or metal wire for current collection is not02-10-2011
20100297533FUEL CELL AND METHOD OF MANUFACTURING SAME - A fuel cell including a power generating body including an electrolyte layer and electrode layers, diffusion layers disposed on opposite major surfaces of the power generating body, separators disposed on major surfaces of the diffusion layers opposite to those facing the power generating body, a first seal formed around the periphery of the power generating body and including an effective seal portion that suppresses leakage of the gas to the outside of the fuel cell between the separators, and a second seal formed integrally with at least one of the diffusion layers to extend along an end face of the diffusion layer. The second seal is in intimate contact with a surface of the power generating body on which the diffusion layer is laminated and a surface of a corresponding one of the separators that is laminated on the diffusion layer.11-25-2010
20110053047MINIATURE FUEL CELL CORE - A fuel cell with an assembly having a solidified membrane with two collectors incorporated, face to face, in the membrane, and two rigid covers between which the assembly is inserted. The rigid covers are provided with connecting end pieces and provide spaces on either side of the assembly. The assembly is produced by providing two identical subassemblies each including a substrate and a current collector removably arranged thereon, depositing an ionic liquid or pasty polymerizable membrane on at least one of the subassemblies in such a way that the collector thereof is completely covered, applying the subassemblies one against the other, and detaching the two substrates from the collectors after the polymerizable membrane has solidified, so as to obtain the assembly.03-03-2011
20100183949FUEL CELL CASE - A fuel cell case (07-22-2010
20130295490FUEL CELL SYSTEM MANIFOLD SEAL - A manifold seal for a fuel cell system includes a sealing area defined by a peripheral portion of a fuel cell stack of the fuel cell system and a portion of an end plate positioned on the fuel cell stack. The manifold seal includes a manifold frame defining a mating surface which sealingly engages the sealing area. The mating surface has a slot formed therein which opens towards the sealing area. The manifold seal includes a bracket defining a base portion and having a lip projecting from an edge thereof. The base portion is moveably secured to a face of the end plate so that the edge is positioned on the sealing area. The base portion is positioned inwardly from the sealing area and the manifold frame. The lip is moveably engaged in and cooperates with the slot to seal a gap between the mating surface and the sealing area.11-07-2013
20130011769FUEL CELL SEPARATOR AND FUEL CELL - A fuel cell separator having a turn portion of a serpentine-shaped reaction gas passage region. In the turn portion, a recessed portion is defined by an outer end of the turn portion and oblique boundaries between the recessed portion and a pair of passage groove group. In the turn portion, a plurality of protrusions, which vertically extend from a bottom face of the recessed portion and are arranged in an island form, are disposed such that one or more protrusions form a plurality of columns lined up and spaced apart from each other with a gap in a direction in which the outer end extends and one or more protrusions form a plurality of rows lined up and spaced apart from each other with a gap in a direction perpendicular to the direction in which the outer end extends.01-10-2013
20120148940OXIDE-CERAMIC HIGH-TEMPERATURE FUEL CELL - The present invention relates to high-temperature solid oxide fuel cells, in particular to rotationally symmetrical high-temperature solid oxide fuel cells. The inventive oxide-ceramic high-temperature fuel cell having one or more gas channel(s) open at at least one end. The fuel cell has a substrate surrounding the gas channel(s) at least sectionally, preferably completely. The gas channel(s) and/or the substrate surrounding the gas channel(s) has/have (a) changing cross-sections(s), preferably (a) conically tapering cross-section(s), seen in the direction of the longitudinal axis/axes of the gas channel(s).06-14-2012
20120301815FUEL CELL - In a fuel cell, an electrolyte electrode assembly is sandwiched by a pair of separators, which include a sandwiching section having a fuel gas channel for supplying a fuel gas to an anode and a fuel gas inlet for supplying the fuel gas to the fuel gas channel, a bridge having a fuel gas supply channel for supplying the fuel gas to the fuel gas channel, and a fuel gas supply section having a fuel gas supply passage for supplying the fuel gas to the fuel gas supply channel. During operation of the fuel cell, a pressure loss P11-29-2012
20130295489ANODE SUPPORT FOR SOLID OXIDE FUEL CELL, METHOD OF MANUFACTURING THE SAME, AND SOLID OXIDE FUEL CELL INCLUDING THE SAME - An anode support for a solid oxide fuel cell, the anode support having a bimodal pore distribution comprising a first pore having an average pore size of about 3 micrometers to about 10 micrometers, and a second pore having an average pore size of about 0.1 micrometer to about 1 micrometer.11-07-2013
20110065023SEALING STRUCTURE AND ELECTRICITY SUPPLY DEVICE - An electricity supply device includes two conductive substrates, a chemical-electrical conversion module and a sealing structure. The chemical-electrical conversion module is disposed between the conductive substrates, and includes two diffusion units and a membrane electrode unit. One diffusion unit is disposed adjacent to one conductive substrate while the other diffusion unit is disposed adjacent to the other conductive substrate. The membrane electrode unit is disposed between the two diffusion units. The sealing structure includes a first protruding structure and a second protruding structure. One end of the first protruding structure is against to one conductive substrate. One end of the diffusion unit and one end of the membrane electrode unit are against to the inner side of one end of the first protruding structure. The second protruding structure is disposed next to the first protruding structure. At least one end of the second protruding structure is against to one end of the other diffusion unit and one end of the membrane electrode unit. Meanwhile, a sealing structure used in the electricity supply device is also disclosed.03-17-2011
20110104585FUEL CELL SYSTEM MANIFOLD SEAL - A manifold seal for a fuel cell system includes a sealing area defined by a peripheral portion of a fuel cell stack of the fuel cell system and a portion of an end plate positioned on the fuel cell stack. The manifold seal includes a manifold frame defining a mating surface which sealingly engages the sealing area. The manifold seal also includes a bracket defining a base portion and having a lip projecting from an edge thereof. The base portion is moveably secured to a face of the end plate so that the edge is positioned on the sealing area. The lip is moveably engaged in and cooperates with a slot formed in the mating surface to seal a gap between the mating surface and the sealing area caused by movement of the fuel cell stack.05-05-2011
20110104586INTEGRATED SEAL FOR HIGH-TEMPERATURE ELECTROCHEMICAL DEVICE - The present invention provides electrochemical device structures having integrated seals, and methods of fabricating them. According to various embodiments the structures include a thin, supported electrolyte film with the electrolyte sealed to the support. The perimeter of the support is self-sealed during fabrication. The perimeter can then be independently sealed to a manifold or other device, e.g., via an external seal. According to various embodiments, the external seal does not contact the electrolyte, thereby eliminating the restrictions on the sealing method and materials imposed by sealing against the electrolyte.05-05-2011
20120129080Fuel cell and manufacturing method of the same - A manufactured fuel cell includes: a unit cell including a first electrode layer, an electrolyte layer surrounding an outer circumference of the first electrode layer, and a second electrode layer surrounding the electrolyte layer while exposing an end of the electrolyte layer; a plating layer around an outer circumference of the exposed electrolyte layer; a cell coupling member including a passage pipe inserted into the unit cell and forming a continuous passage from the inside of the unit cell, a coupling pipe provided outside of the passage pipe to form a space accommodating an end of the unit cell from the passage pipe, and a connecting unit connecting the coupling pipe with the passage pipe and restricting an insertion depth of the electrolyte layer and the first electrode layer; and a welding portion fixing and sealing the plating layer and an inner circumference of the coupling pipe with each other.05-24-2012
20130171543GASKET STRUCTURE OF FUEL CELL SEPARATOR WITH IMPROVED AIR TIGHT SEAL - Disclosed is a gasket structure for a fuel cell separator with an improved air tight seal/sealability. The gasket structure includes first and second main lines and a plurality of sub lines. The first and second main lines are disposed in a horizontal direction in the separator on different lines of a reaction surface and a cooling surface of the separator, respectively. The plurality of sub lines are disposed in a vertical direction of the separator on both surfaces at a uniform interval. Here, the first and second main lines and the plurality of sub lines integrally form a gate for reactance gases and cooling water, and a plurality of vacant spaces are formed to have a uniform size on the first and second main lines.07-04-2013
20120077110FUEL CELL SEPARATOR WITH GASKET AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a fuel cell separator with a gasket and a method for manufacturing the same, which can prevent corrosion of the separator and improve corrosion resistance of the separator. In particular, the present invention provides a fuel cell separator with a gasket and a method for manufacturing the same, in which an adhesive is coated on the entire or partial surface of the separator, preferably by screen printing. A process of integrally molding a gasket to the separator is then performed such that the edges of the separator are not exposed to the outside after the injection molding process but, rather, are coated with the resin adhesive. The present invention thereby prevents corrosion of the separator, improves corrosion resistance of the separator, and prevents formation of burrs during the injection molding process.03-29-2012
20110123903FUEL CELL ARRANGEMENT - A fuel cell arrangement (05-26-2011
20120231370SEAL FOR PEM FUEL CELL PLATE - A seal structure is disclosed for forming a substantially fluid tight seal between a UEA and a plate of a fuel cell system, the seal structure including a sealing member formed in one fuel cell plate, a seal support adapted to span feed area channels in an adjacent fuel cell plate, and a seal adapted to cooperate with a UEA disposed between the fuel cell plates, the sealing member, and the seal support to form a substantially fluid tight seal between the UEA and the one fuel cell plate. The seal structure militates against a leakage of fluids from the fuel cell system, facilitates the maintenance of a velocity of a reactant flow in the fuel cell system, and a cost thereof is minimized.09-13-2012
20130171544FUEL CELL MODULE - Disclosed herein is a fuel cell module. The fuel cell module according to preferred embodiments of the present invention includes: a first support part including a first body part surrounding one side of an outer peripheral surface of a fuel cell and a first connection part formed on one side of the first body part in a longitudinal direction; a second support part including a second body part surrounding the other side of the outer peripheral surface of the fuel cell and the second connection part formed on one side of the second body part in a longitudinal direction; and a fixing part passing through the first connection part and the second connection part to connect and fix the first connection part and the second connection part to each other.07-04-2013
20100167171Fuel Cell Component, Porous Body for Fuel Cell and Method of Manufacturing Fuel Cell Component - A porous body (07-01-2010
20100167172ELASTIC MEMBER FOR METHANOL FUEL CELL CARTRIDGE - This invention provides an elastic member for a methanol fuel cell cartridge, comprising an elastomer having a compression set of 1 to 80 and a hardness (type A) of 40 to 70 and having an operating limit time of 10,000 hours or more determined by a DMFC performance test for the fuel cell. The elastic member can prevent leakage of methanol from a methanol fuel cell cartridge, or a connection part between the cartridge and a fuel cell body and, at the same time, can realize long-term operation of the fuel cell without causing deterioration of power generation performance.07-01-2010
20130022896Bipolar Plate for Fuel Cell - A bipolar plate for fuel cell has an electrochemical reaction region and a non-electrochemical reaction region connected together. The electrochemical reaction region is at the center position of the bipolar plate. The non-electrochemical reaction region is made of non-conductive material and is located around the electrochemical reaction region. The bipolar plate reduces loss, raises work efficiency, and is easy to produce. The material cost of the bipolar plate is effectively reduced.01-24-2013
20130171545FUEL CELL HAVING MINIMUM INCIDENCE OF LEAKS - The disclosure relates to an electrochemical assembly and a method of making an electrochemical assembly.07-04-2013
20130171546Coatings for Electrowetting and Electrofluidic Devices - Electrowetting devices coated with one or more polymeric layers and methods of making and using thereof are described herein. The coatings may be formed in a single layer or as multiple layers. In one embodiment the first layer deposited serves as an insulating layer of high dielectric strength while the second layer deposited serves as a hydrophobic layer of low surface energy. These materials may themselves be deposited as multiple layers to eliminate pinhole defects and maximize device yield. In one embodiment the insulating layer would be a vapor deposited silicone polymeric material including, but not limited to, polytrivinyltrimethylcyclotrisiloxane or polyHVDS. In another embodiment the insulating layer may be a vapor deposited ceramic such as SiO07-04-2013
20130143146HYBRID POROUS MATERIALS AND MANUFACTURING METHODS AND USES THEREOF - The present disclosure provides a hybrid porous material including a porous material including a microporous polymer film or a non-woven fabric, wherein the porous material has an upper surface and a lower surface; and a continuous inorganic coating covering the upper surface, the lower surface, and surfaces of pores within the porous material. The present disclosure also provides a manufacturing method for the hybrid porous material and an energy storage device including the same.06-06-2013
20130115545FUEL CELL MODULE AND METHOD MANUFACTURING THE SAME - A fuel cell module and a method manufacturing the same that improves a contact structure of the inter-connectors to prevent gas leaks, thereby to improving the performance and the durability of the unit cell. The fuel cell module includes a plurality of inter-connectors, wherein at least one of the inter-connectors has a first face contacting a first electrode layer, a second face opposing the first face, and third and fourth faces connecting the first face to the second face, respectively, wherein at least a portion of the at least one of the inter-connectors also contacts an electrolytic layer, wherein a length of the first face of the at least one of the inter-connectors is 20% to 80% of a length of the second face.05-09-2013
20130130152Fuel Cell Interconnects and Methods of Fabrication - An interconnect for a fuel cell stack includes a first plurality of ribs extending from a first major surface of the interconnect and defining a first plurality of gas flow channels between the ribs, the ribs extending between a first rib end and a second rib end and having a tapered profile in a vertical dimension, perpendicular to the first major surface of the interconnect, proximate at least one of the first rib end and the second rib end, wherein the ribs comprise a flat upper surface and rounded edges between the flat upper surface and the adjacent gas flow channels, the rounded edges having a first radius of curvature, and wherein the gas flow channels comprise a rounded surface having a second radius of curvature, different from the first radius of curvature.05-23-2013
20100316934FUEL CELL, METHOD OF MANUFACTURING FUEL CELL, AND UNIT CELL ASSEMBLY - The method of manufacturing a fuel cell including stacked unit cell constituent members sandwiched by separators includes the steps of arranging the unit cell constituent member in a first area on a first face of the separator; and forming a seal member made of elastic material such that the seal member is adhered or intimately attached to a second area including the first area on the first face of the separator, and that the seal member is unified with an edge portion of the unit cell constituent member.12-16-2010
20130189606ASSEMBLY FOR A FUEL CELL AND METHOD FOR THE PRODUCTION THEREOF - The invention relates to an assembly comprising an electrode, an electrolyte, and a carrier substrate. The assembly is suitable for a fuel cell. An adaptation layer for adapting the electrolyte to the electrode is disposed between the electrode and the electrolyte, wherein the mean pore size of the adaptation layer is smaller than the mean pore size of the electrode.07-25-2013
20120295182FUEL CELL - A fuel cell includes separators. A second plate of the separator includes a second circular disk section, a second elongated plate section, and a second rectangular section. A fuel gas supply passage extends through the second circular disk section. The second rectangular section has a fuel gas inlet for supplying a fuel gas to a fuel gas channel, an outer ridge, and a fuel gas outlet for discharging the fuel gas, and a detour path forming wall bent in a V-shape toward the fuel gas inlet. A fuel gas inlet is formed in the V-shaped inner area of the detour path forming wall.11-22-2012
20100173226FUEL CELL - A fuel cell in which stress that is caused in an electrolyte membrane is relaxed or absorbed is provided. The fuel cell includes A fuel cell includes an electrolyte membrane; a holding member that is used to hold the electrolyte membrane; and an elastic member that is arranged between the electrolyte membrane and the holding member so that the holding member holds the electrolyte membrane.07-08-2010
20100136460FUEL CELL - An object of the present invention is to provide a fuel cell including a reaction gas supply path which makes it difficult to cause water condensation in a region near an end plate.06-03-2010
429509000 Specified material 35
20130137013SOLID OXIDE FUEL CELL - Disclosed herein is a solid oxide fuel cell, including: a unit cell; a current collector formed in a flat shape having a first surface and a second surface, the first surface including a groove formed in a thickness direction so as to receive the unit cell therein; and a circular support member formed between the first surface and the second surface of the current collector, wherein the support member is provided in plural, and the support members for respective regions have different diameters.05-30-2013
20130209917ELECTRICAL CONDUCTIVE MEMBER, METHOD FOR MANUFACTURING THE SAME, SEPARATOR FOR FUEL CELL, AND POLYMER ELECTROLYTE FUEL CELL - An electrical conductive member (08-15-2013
20130040225REINFORCING SHEET FOR SOLID ELECTROLYTE MEMBRANE - The reinforcing sheet according to the present invention includes glass fibers and an organic binder that coats the glass fibers, and has voids to be filled with a solid electrolyte. The organic binder is (i) an organic polymer containing no element other than carbon, hydrogen and fluorine; or (ii) an organic polymer having a main chain and side chains, the main chain being perfluoroalkylene, and at least one of the side chains being terminated with a sulfonic acid group or a carboxylic acid group. The reinforcing sheet according to the present invention is suitable for improving the durability of a solid electrolyte membrane and maintaining the chemical stability thereof.02-14-2013
20130164654TITANIUM FUEL CELL SEPARATOR - Disclosed is a titanium fuel cell separator having excellent conductivity and durability. In the disclosed titanium fuel cell separator (06-27-2013
20130216939SEPARATOR FOR POLYMER ELECTROLYTE FUEL CELL, AND POLYMER ELECTROLYTE FUEL CELL - A separator for a polymer electrolyte fuel cell, which contains electrically conductive carbon and a binder that binds the electrically conductive carbon, comprises a reaction gas passage formed on at least a main surface thereof, wherein a water droplet falling angle of a surface the reaction gas passage is not less than 5 degrees and not more than 25 degrees when a water droplet of not less than 50 μL and not more than 80 μL is dropped under a condition in which ambient temperature is not lower than 50° C. and not higher than 90° C. and relative humidity is not less than 70% and not more than 100%.08-22-2013
20100266932FUEL CELL WITH ELECTRICAL SHORT CIRCUIT PREVENTION MEANS - A fuel cell including an electrolyte matrix having a cathode side with a cathode disposed thereon and an anode side with an anode receiving portion and a sealing portion positioned peripherally to the anode receiving portion. The anode receiving portion has an anode disposed thereon. A fuel conduit has one or more one sealing platforms and having an opening extending through the fuel conduit. The anode is positioned in the opening.10-21-2010
20110070526FUEL CELL - A fuel cell includes a first mono-sided channel plate, at least one double-sided channel plate, a second mono-sided channel plate, a plurality of membrane electrode assemblies, and a plurality of rigid hydrophilic gaskets. The double-sided channel plate includes a first side channel and a second side channel. The membrane electrode assemblies are respectively disposed between the first mono-sided channel plate and the double-sided channel plate and between the double-sided channel plate and the second mono-sided channel plate. The rigid hydrophilic gaskets are respectively abutted between the first mono-sided channel plate and one of the membrane electrode assemblies, between one of the membrane electrode assemblies and the first side channel of the double-sided channel plate, between the second side channel of the double-sided channel plate and one of the membrane electrode assemblies, and between one of the membrane electrode assemblies and the second mono-sided channel plate.03-24-2011
20100285394HYBRID SEALING COMPOSITE FOR FLAT SOLID OXIDE FUEL CELL STACK - The present invention provides a hybrid composite sealant, as a sealing material for a planar type solid oxide fuel cell stack, having a matrix of a glass composition, wherein a surface layer reinforced with platelet reinforcement particles is laminated on either one or both surfaces of an inner layer reinforced with fibrous reinforcement particles. Accordingly, by applying the composite sealant of the present invention to the solid oxide fuel cell stack, excellent gas-tightness of the stack can be obtained even under low coupling pressure, thermal cycling durability can be enhanced due to low coupling strength with a contact surface of an object to be sealed, stack disassembly and maintenance can be facilitated when parts within the stack are disabled, and stack stability as well as stack performance can be maintained under a pressurized operation condition where pressure differentials between the inside and outside of the stack reach to 5 atmospheric pressures (0.5 MPa).11-11-2010
20110097647Fuel Cell Sealing Structure And Manufacture Method - A fuel cell seal structure includes a GDL which is formed by a porous body and a gasket which is integrally formed with a peripheral edge of a GDL. The GDL includes a rubber impregnation portion and an impregnation stopping portion. The gasket is integrally formed with a gasket body portion having a thickness dimension larger than a thickness dimension of the GDL and an overlap portion overlapping with the GDL in a plane other than a portion impregnated by the GDL. The rubber impregnation portion of the GDL includes an inner portion which is provided between the impregnation stopping portion and an outer portion overlapping with the overlap portion of the gasket in a plane so as not to overlap with the gasket in a plane.04-28-2011
20120148941METAL SEPARATOR PLATE FOR FUEL CELL HAVING COATING FILM FORMED ON SURFACE AND METHOD FOR PRODUCING SAME - Disclosed herein is a method for manufacturing a metal steel separator for fuel cells that has corrosion resistance and contact resistance not only at an initial stage but also after being exposed to high temperature/high humidity conditions in the fuel cell for a long period of time. The method includes preparing a stainless steel sheet as a matrix of the metal separator, forming a discontinuous coating film on the surface of the stainless steel sheet, the coating film being composed of at least one selected from gold (Au), platinum (Pt), ruthenium (Ru), iridium (Ir), ruthenium oxide (RuO06-14-2012
20130224631SEPARATORS FOR ELECTROCHEMICAL CELLS COMPRISING POLYMER PARTICLES - The present invention relates to separators for electrochemical cells comprising08-29-2013
20130224629INTEGRATED SEALING FOR FUEL CELL STACK MANUFACTURING - A seal and corresponding method of manufacture of stacks enabled by the physical properties of the seal are provided. In the instance of a fuel cell or other electrochemical stack, the seal provides low-cost manufacturing and reliable/durable operation in high temperature (e.g., 120° C. to 250° C.) and acidic environments. The seal provides an elastomeric material characteristic providing resiliency and flexibility, and a protective characteristic that protects the seal from the high temperature acidic environment, such as found in high temperature PEM fuel cells. The seal is affixed to a plate of a fuel cell stack assembly prior to assembly of the stack, such that there is no requirement to apply an adhesive seal, gasket, free flow to solid sealing material, or the like, to each plate during assembly of the fuel cell stack, or during a disassembly and re-assembly process.08-29-2013
20130224630SOLID OXIDE FUEL CELL AND MANUFACTURING METHOD THEREOF - A solid oxide fuel cell and a manufacturing method thereof includes a unit cell and a cell coupling member. The unit cell includes a first electrode layer, an electrolyte layer surrounding an outer peripheral surface of the first electrode layer, and a second electrode layer surrounding the electrolyte layer so that one end portion of the electrolyte layer is exposed. The cell coupling member is coupled to the unit cell and includes a coupling member. A sealing member including at least two layers having different porosities is coated on at least one portion of the coupling member to seal the unit cell and the cell coupling member.08-29-2013
20120214087METHOD FOR TAKING OUT A SEALING PLATE OF A FUEL CELL AND A SEALING PLATE DIRECTLY USED IN THE METHOD - A fuel cell sealing plate taking-out method that may include taking out a sealing plate from a stack of sealing plates one by one while an air layer exists between adjacent sealing plates of the stack of fuel cells. A protrusion may be formed beforehand at one or more surfaces of each sealing plate. Due to the air layer existing between adjacent sealing plates, it may be possible to take out the sealing plate one by one from the stack of sealing plates.08-23-2012
20120258383FUEL CELL METAL SEPARATOR AND NOBLE METAL COATING METHOD THEREFOR - A first metal separator and an electrolyte electrode assembly are stacked in a fuel cell. The first metal separator comprises a convex portion that abuts against the electrolyte electrode assembly, and a concave portion forming an oxygen-containing gas flow channel between the electrolyte electrode assembly and the concave portion. A gold coating layer is formed on the convex portion. The gold coating layer includes a main gold coating portion and a reticulate gold coating portion that extends around the main gold coating portion.10-11-2012
20130171547FUEL CELL SEPARATOR - This fuel cell separator is obtained by irradiating the surface of a molded article formed by molding a composition containing graphite powder, an epoxy resin, a phenol resin, a curing accelerator, and an internal mold lubricant and is provided with the following characteristics. Accordingly, the conductivity and hydrophilicity of a fuel cell separator provided with grooves that form flow paths for gas supply and exhausting on the surface thereof can be improved, and also elutability can be reduced. Residue from laser irradiation of the surface is 5% or less by area ratio Arithmetic average roughness of surface is 0.80-1.50 μm Surface static contact angle is 15-60° Surface contact resistance is 3-7 mΩ·cm07-04-2013
20110236797MULTI-FUNCTIONAL TIGHTENING CLAMPS FOR A FUEL CELL - The tightening clamps are multifunctional and ensure the transmission of the electric current generated by the fuel cell stack, the insulation of the different ducts and passage openings of the operation fluid of the fuel cell stack, and the tightening of the stack itself.09-29-2011
20130230793CORROSION RESISTANT AND ELECTRICALLY CONDUCTIVE SURFACE OF METAL - Methods for coating a metal substrate or a metal alloy with electrically conductive titania-based material. The methods produce metal components for electrochemical devices that need high electrical conductance, corrosion resistance and electrode reaction activities for long term operation at a low cost.09-05-2013
20130230792Coatings for Metal Interconnects to Reduce SOFC Degradation - A method of coating an interconnect for a solid oxide fuel cell includes providing an interconnect including Cr and Fe, and coating an air side of the interconnect with a manganese cobalt oxide spinel coating using a plasma spray process.09-05-2013
20100233580FLUORORUBBER COMPOSITION FOR CELL SEALS OF FUEL CELLS - It is an object of the present invention to provide a fluororubber composition for cell seals of fuel cells, which can improve quality, productivity, etc. of a cell seal of a fuel cell by crosslinking a burr formed by an air vent area in the molding process for producing a cell seal of a fuel cell and thereby preventing separation of a fuel cell gasket. The fluororubber composition for cell seals of fuel cells of the present invention comprises a peroxide-crosslinkable fluorine-containing rubber (A) having a fluorine content of not less than 64% by weight and having a crosslinking site derived from a bromine-containing and/or iodine-containing compound, an organic peroxide (B) in an amount of 0.3 to 6 parts by weight and a polyfunctional group monomer (C) in an amount of 1 to 10 parts by weight, said amount of each of the component (B) and the component (C) being based on 100 parts by weight of the fluorine-containing rubber (A), and is characterized in that the fluorine-containing rubber (A) contains one or more fluorine-containing olefins and one or more fluorine-containing dienes of 4 to 10 carbon atoms, and the total amount of the fluorine-containing dienes of 4 to 10 carbon atoms is in the range of 0.01 to 10 parts by weight based on 100 parts by weight of the total amount of the fluorine-containing olefins.09-16-2010
20130177837METAL SHEET FOR SEPARATOR OF PROTON-EXCHANGE MEMBRANE FUEL CELL - An object is to provide at a low cost a metal sheet which can be ideally used as a separator of a proton-exchange membrane fuel cell and which has not only low contact resistance but also excellent durability in the environment in which the separator is used. Specifically, a metal sheet for a separator of a proton-exchange membrane fuel cell consists of a metal substrate on the surface of which a film made of a Sn alloy layer containing conducting particles is formed.07-11-2013
20100203424CORROSION RESISTANT FILM FOR FUEL CELL SEPARATOR AND FUEL CELL SEPARATOR - The present invention provides: a corrosion resistant film that yields the effect of keeping a low contact resistance for an extended period of time by covering the surface of a fuel cell separator and is excellent in productivity at a low cost; and a separator using the corrosion resistant film. A separator according to the present invention has a corrosion resistant film formed by laminating a corrosion resistant layer and a conductive layer comprising one or more kinds of noble metal elements selected from the group of Au and Pt on the surface of a substrate comprising a metallic material such as Ti, Al, or SUS. The corrosion resistant layer: comprises an alloy of one or more kinds of noble metal elements selected from the group of Au and Pt and one or more kinds of normoble metal elements selected from the group of Nb, Ta, Zr, and Hf; and contains the normoble metal elements by 50 to 90 atomic %. An amorphous alloy is thereby formed, pinholes hardly appear even when the film is formed by an ordinary sputtering method or the like, and the substrate is not exposed. By forming such a corrosion resistant layer as the foundation layer, the separator can reduce the thickness of the conductive layer on the surface and the cost.08-12-2010
20130196252SEPARATOR FOR FUEL CELL AND FUEL CELL COMPRISING SAME - Disclosed are a separator for a fuel cell that improves power characteristics of the fuel cell, and a fuel cell including the same. The separator includes a plurality of current-carrying units, and an insulating unit interposed between the current-carrying units, wherein each current-carrying unit includes a first polymer matrix in which carbon-based particles are dispersed, and the insulating unit includes a second polymer matrix in which insulating inorganic particles are dispersed. The separator for fuel cells includes an insulating unit that exhibits low gas permeability and superior electrical insulation property, and the current-carrying unit that exhibits superior strength characteristics and conductivity, thus increasing voltage generated per one cell and considerably increasing a power generated per a constant area, when applied to the fuel cells.08-01-2013
429510000 With bonded seal 12
20130157173ADHESIVE SEAL MEMBER FOR FUEL CELL - An adhesive seal member for a fuel cell of the present invention includes a cross-linked product of a rubber composition containing components (A) to (E): (A) at least one rubber component selected from ethylene-propylene rubber and ethylene-propylene-diene rubber, (B) an organic peroxide having a one-hour half-life temperature of 130° C. or less, (C) a crosslinking aid, (D) at least one adhesive component selected from a resorcinol compound and a melamine compound, an aluminate coupling agent, and a silane coupling agent, and (E) a softener having a pour point of −40° C. or less. If the ethylene-propylene rubber or the ethylene-propylene-diene rubber in (A) the rubber component has an ethylene content of 53% by mass or less, the rubber composition may be devoid of (E) the softener having a pour point of −40° C. or less.06-20-2013
20130089811SEAL ASSEMBLY AND METHOD FOR SELF-HEALING GLASS SEAL - A seal assembly includes first and second solid oxide fuel cell components and a self-healing glass between the components. The glass seal includes 35-60 wt % alkaline earth oxide, 2-15 wt % boron oxide, and 25-62 wt % silicone oxide.04-11-2013
20130065157END PLATE FOR FUEL CELL INCLUDING SANDWICH INSERT - The present disclosure provides an end plate for a fuel cell including a sandwich insert, in which a metal insert has a sandwich insert structure including a plurality of stacked plates, thereby securing strength and achieving a lightweight structure. The sandwich insert is manufactured by staking two or more plates, each having a specific shape, followed by injection molding the sandwich insert with a plastic injection molded body, thereby securing strength and also achieving a lightweight structure, contrary to a conventional integral metal insert.03-14-2013
20110287339FUEL CELL AND METHOD OF MANUFACTURING THE SAME - A fuel cell includes a unit cell, a cell fixing member and a welding portion. The unit cell includes a first electrode layer, an electrolyte layer surrounding the first electrode layer, a second electrode layer surrounding the electrolyte layer while exposing an end portion of the electrolyte layer, and a coating layer formed by coating a mixture of ceramic and metal on the exposed end portion of the electrolyte layer. The cell fixing member includes a flow tube inserted into the unit cell, a fixing tube provided to an outside of the flow tube, and a connecting portion connecting the fixing tube and the flow tube to each other and to restrict an insertion depth of the electrolyte layer and the first electrode layer. The welding portion fixes and seals the coating layer and the inner circumferential surface of the fixing tube to each other.11-24-2011
20120295183METHOD AND DEVICE USING A CERAMIC BOND MATERIAL FOR BONDING METALLIC INTERCONNECT TO CERAMIC ELECTRODE - An electrochemical device includes a ceramic electrode, a metallic interconnect, and a ceramic bond material that bonds the ceramic electrode and the metallic interconnect together. The ceramic material includes manganese-cobalt-oxide that is electrically conductive such that electric current can flow between the ceramic electrode and the metallic interconnect.11-22-2012
20110171562PROCESS FOR FORMING A MEMBRANE-SUBGASKET ASSEMBLY USING VACUUM SEALING - A UEA-subgasket assembly for a fuel cell system and a method of production thereof is disclosed. The UEA-subgasket assembly includes a membrane electrolyte assembly, diffusion media, and a subgasket, wherein the subgasket permeates into one of the diffusion media to form a substantially fluid-tight seal.07-14-2011
20130137014SOLID OXIDE FUEL CELL INTERCONNECT CELLS - A bonding layer, disposed between an interconnect layer and an electrode layer of a solid oxide fuel cell article, may be formed from a yttria stabilized zirconia (YSZ) powder having a monomodal particle size distribution (PSD) with a d05-30-2013
20110033782SEPARATOR FOR FUEL CELL - The present invention preferably provides a separator for a fuel cell, in which a strength reinforcing means is integrally formed in a region, which is not supported by a gasket, over the region from manifolds, through which reactant gases and coolant are supplied, to a reaction flow field, in which a reaction takes place, thus suitably preventing local deformation of the separator.02-10-2011
20110033781FUEL CELL SEPARATOR HAVING AIRTIGHT GASKET - The present invention provides a fuel cell separator having an airtight gasket, in which a gasket is integrally injection-molded in a region that requires airtightness of a fuel cell separator to maintain airtightness of each flow field of the separator and to smoothly guide the fluid flow in each flow field.02-10-2011
20110262841Aid for Electrical Contacting of High-Temperature Fuel Cells and Method for Production Thereof - A double-sided adhesive metal-based tape for use as contacting aid for SOFC fuel cells is provided. The double-sided metal-based adhesive tape is suitable for simplifying the construction of cell bundles. The double-sided metal-based adhesive tape is used for electrical contacting of the cell connector with the anode and for electrical contacting of the interconnector of the fuel cells with the cell connector. A method for producing the double-sided adhesive metal-base tape is also provided.10-27-2011
20120231371FUEL CELL ASSEMBLY AND METHOD OF MAKING SAME - A system for fabricating a fuel cell component in which a deposition mechanism deposits loading material particles onto the fuel cell component and an actuation mechanism actuates the deposition mechanism. A unit provides a tape fixing agent to the fuel cell component and loaded material particles so as to retain the particles on the fuel cell component. Other fuel components are retained to the fuel cell component also using a tape fixing agent.09-13-2012
20130196253FUEL CELL STACK HAVING INTERLOCKING FEATURES TO ENHANCE ADHESION OF GLASS SEAL TO SEALING SURFACES - A solid oxide fuel cell (SOFC) stack having a glass seal sandwiched between the sealing surfaces of adjacent cassettes, in which at least one cassette includes means for interlocking the glass seal onto the sealing surface of the cassette for improved adhesion and durability of the glass seal. The at least one cassette includes a plurality of perforations configured to receive and lock onto a portion of the glass seal. At least one of the perforations includes a through-hole having an exterior opening on the sealing surface and an interior opening on the interior surface of the cassette. A portion of the glass seal is received in the perforation forming a glass column in the through-hole and a flared glass end on the interior surface surrounding the interior opening. The flared glass end cooperates with the glass column to interlock the glass seal onto the cassette's sealing surface.08-01-2013
429511000 With clamping means 1
20120258384SEAL BETWEEN TWO ELEMENTS HAVING DIFFERENT COEFFICIENTS OF THERMAL EXPANSION - The invention relates to a seal (10-11-2012

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