Patent application number | Description | Published |
20120237730 | DRY ADHESIVES AND METHODS FOR MAKING DRY ADHESIVES - Dry adhesives and methods for forming dry adhesives. A method of forming a dry adhesive structure on a backing material, comprises: forming a template backing layer of energy sensitive material on the backing material; forming a template layer of energy sensitive material on the template backing layer; exposing the template layer to a predetermined pattern of energy; removing a portion of the template layer related to the predetermined pattern of energy, and leaving a template structure formed from energy sensitive material and connected to the substrate via the template backing layer. | 09-20-2012 |
20120319320 | METHODS OF FORMING DRY ADHESIVE STRUCTURES - Methods of forming dry adhesives including a method of making a dry adhesive including applying a liquid polymer to the second end of the stem, molding the liquid polymer on the stem in a mold, wherein the mold includes a recess having a cross-sectional area that is less than a cross-sectional area of the second end of the stem, curing the liquid polymer in the mold to form a tip at the second end of the stem, wherein the tip includes a second layer stem; corresponding to the recess in the mold, and removing the tip from the mold after the liquid polymer cures. | 12-20-2012 |
20120328822 | DRY ADHESIVE STRUCTURES - Dry adhesive structures including a liquid polymer on the second end of the stem that is molded on the stem in a mold, wherein the mold includes a recess having a cross-sectional area that is less than a cross-sectional area of the second end of the stem. The liquid polymer is cured in the mold to form a tip at the second end of the stem, wherein the tip includes a second layer stem; corresponding to the recess in the mold. The tip is removed from the mold after the liquid polymer cures. | 12-27-2012 |
20130251937 | DRY ADHESIVES AND METHODS OF MAKING DRY ADHESIVES - Dry adhesives and methods of making dry adhesives including a method of making a dry adhesive including applying a liquid polymer to the second end of the stem, molding the liquid polymer on the stem in a mold, wherein the mold includes a recess having a cross-sectional area that is less than a cross-sectional area of the second end of the stem, curing the liquid polymer in the mold to form a tip at the second end of the stem, wherein the tip includes a second layer stem; corresponding to the recess in the mold, and removing the tip from the mold after the liquid polymer cures. | 09-26-2013 |
20150072110 | Method of Molding Simple or Complex Micro and/or Nanopatterned Features on Both Planar or Non-Planar Molded Objects and Surfaces and the Molded Objects Produced Using Same - The present invention is a method that (i) allows for creating micro and/or nanostructures on either planar or non-planar three-dimensional surfaces in a single molding step, and (ii) allows for the molded production of complex high-aspect ratio micro and/or nanostructures including but not limited to cylinders, conical structures, low aspect-ratio channels, bumps, or posts. An example of such a complex structure are high aspect ratio pillars with enlarged “mushroom-shaped” or undercut tips which demonstrate enhanced, repeatable adhesion and shear strength on a variety of substrates when compared with other micro and/or nanostructures and unstructured materials. The mold of such a material requires an “undercut” feature that cannot be produced using typical micro/nano-molding processing techniques. | 03-12-2015 |
20150158206 | DRY ADHESIVES AND METHODS FOR MAKING DRY ADHESIVES - Dry adhesives and methods for forming dry adhesives. A method of forming a dry adhesive structure on a backing material, comprises: forming a template backing layer of energy sensitive material on the backing material; forming a template layer of energy sensitive material on the template backing layer; exposing the template layer to a predetermined pattern of energy; removing a portion of the template layer related to the predetermined pattern of energy, and leaving a template structure formed from energy sensitive material and connected to the substrate via the template backing layer. | 06-11-2015 |
20150368519 | THE DESIGN OF MICROFIBERS WITH MUSHROOM-SHAPED TIPS FOR OPTIMAL ADHESION - This invention identifies important geometric parameters of an adhesive microfiber with mushroom-shaped tip for improving and optimizing adhesive ability. The magnitude of pull-off stress is dependent on a wedge angle γ and the ratio of the tip radius to the stalk radius β of the mushroom-shaped fiber. Pull-off stress is also found to depend on a dimensionless parameter x, the ratio of the fiber radius to a length-scale related to the dominance of adhesive stress. Finally, the shape of edge tip, where the surface and sides of the mushroom-shaped tip join, is a factor that impacts strength of adhesion. Optimizing ranges for these parameters are identified. | 12-24-2015 |
20150376465 | METHODS OF FORMING DRY ADHESIVE STRUCTURES - Methods of forming dry adhesives including a method of making a dry adhesive including applying a liquid polymer to the second end of the stem, molding the liquid polymer on the stem in a mold, wherein the mold includes a recess having a cross-sectional area that is less than a cross-sectional area of the second end of the stem, curing the liquid polymer in the mold to form a tip at the second end of the stem, wherein the tip includes a second layer stem; corresponding to the recess in the mold, and removing the tip from the mold after the liquid polymer cures. | 12-31-2015 |
Patent application number | Description | Published |
20120056706 | WOUND TRANSFORMER CORE WITH SUPPORT STRUCTURE - A wound transformer core is provided with at least one core loop made of a magnetic material. The transformer core includes multiple thin amorphous band-like iron sheets which are concentrically stacked around at least one center axis. A lower yoke section, an upper yoke section, and at least two limb sections are formed. The transformer core includes a modular plate-like support structure which is affixed upright to the center axis on both face sides of the lower yoke section and on both face sides of each limb section such that neighbored iron sheets are affixed together at their outer edge. The modular plate-like support structure includes, for each face side of the corresponding core sections, at least two plate-like modules, which are each connected to each other by a first or second plug-in connection. | 03-08-2012 |
20130021130 | ARRANGEMENT HAVING AT LEAST TWO COILS WHICH ARE ARRANGED AXIALLY ONE ABOVE THE OTHER ON A COMMON CORE LIMB - An exemplary arrangement includes blocks arranged between the inner winding, the individual barriers and the outer winding in order to maintain defined spacing's along the circumference. At least two coils are arranged axially one above the other on a common core limb. Each coil has at least two windings arranged radially one above the other and barriers are provided between the windings. The barriers of adjacent coils are radially offset with respect to one another, and the edge regions of the barriers engage one another in a comb-like manner. | 01-24-2013 |
20130127582 | SINGLE- OR MULTI-PHASE DRY-TYPE TRANSFORMER HAVING AT LEAST TWO COILS - A single- or multi-phase dry-type transformer includes at least two coils. A barrier between phases made of an electrically insulating material is arranged in the intermediate space between the individual coils. | 05-23-2013 |
20130176092 | COOLED TRANSFORMER HAVING AT LEAST ONE STRIP WINDING - A strip winding for a transformer includes a plurality of winding modules each having a strip conductor wound around a winding axis. A winding segment is formed by at least two radially adjacent winding modules. At least one cooling channel extending in the axial direction is provided between at least two radially adjacent winding modules. At least two axially adjacent winding segments are provided, and the winding modules are connected electrically in series by connecting conductors. At least one connecting conductor is led at least in sections through the cooling channel along the axial extension of the cooling channel. | 07-11-2013 |
20130181796 | TRANSFORMER WINDING - A transformer winding, having at least two multi-layered winding modules, which are connected electrically in series, extend about a common winding axis, and are nested one inside the other hollow-cylindrically, at least one cooling channel, which is arranged along the common winding axis hollow-cylindrically between the winding modules, and a flat electrical shield is provided within the at least one cooling channel at least sectionally along the radial circumference thereof, wherein the electrical shield extends over approximately the entire axial length and through which electrical shield the electrical capacitance distribution in the transformer winding connected electrically in series is influenced. | 07-18-2013 |
20130293329 | TRANSFORMER WINDING WITH COOLING CHANNEL - At least two winding modules nested hollow-cylindrically one inside the other and extending around a common winding axis, wherein said winding modules are spaced radially apart from one another within at least one hollow-cylindrical cooling channel arranged therebetween by means of insulation strips, wherein the insulation strips have a cross-sectional form which avoid a surface profile radially with respect to the winding axis, the insulation strips including one of a fiber-reinforced epoxy, polyester resin, or from an unreinforced thermoplastic material. | 11-07-2013 |
20130293340 | TRANSFORMER WINDING - An exemplary transformer winding including at least two hollow-cylindrical, axially adjacent winding modules, which are arranged about a common winding axis and have an electrical conductor wound in layers, and a common electrical insulting layer, through which the winding modules are enveloped. The insulating layer has at least one annular, radial depression or annular, radial elevation, which is salient transversely to the winding axis on the radial outer face of said insulating layer. | 11-07-2013 |
20130300526 | COOLING SYSTEM FOR DRY TRANSFORMERS - The disclosure is related to a dry transformer, which includes a transformer core with at least two parallel limbs and upper and lower yokes, and at least two hollow cylindrical coils, each arranged as neighbored coils around a limb of the at least two parallel limbs. A cooling system can include at least one wall-like diaphragm in-between the neighbored coils, which is in parallel to the orientation of the limbs. | 11-14-2013 |
20140035709 | DRY TRANSFORMER HEATER - A dry-type transformer heater includes a closed housing, and at least one transformer winding arranged in the housing. The at least one transformer winding includes at least one corresponding winding conductor and a corresponding insulation layer surrounding the transformer winding, respectively. In addition to the respective winding conductor, at least one coil heating wire is provided in at least one of the insulation layer and on the surface of the insulation layer to input thermal power into the respective insulation layer. | 02-06-2014 |
20140077918 | WINDING DEVICE, WINDING METHOD, AND TRANSFORMER WINDING - A transformer winding device, a method and a transformer are disclosed. The transformer winding winding device includes a rotary device configured to extend along an axis of rotation and configured to receive a transformer winding to be wound, at least one device configured to provide a plurality of insulation strips, and a comb-like guide device. The comb-like device is configured to deflect the plurality of insulation strips into at least one common winding plane and fed parallel to one another, at an angle to an axis of rotation, to the transformer winding to be wound. The comb-like guide device can include at least a first guide device element for a first group of insulation strips and a second guide device element for a second group of insulation strips, wherein the first and second guide device elements are offset with respect to one another in terms of axial length. | 03-20-2014 |
20140320253 | TRANSFORMER-CORE - A transformer core is disclosed, which can include at least three hollow-cylindrical rectangular shaped core-discs wound from a magnetic band-like material, wherein two opposed limb areas and an upper and lower yoke area can be formed along a circumferential path. The core-discs can include one first and at least one second slanted area parallel to the circumferential path in the belonging limb area. The at least three core-discs can be connected according to a polygonal layout at their first slanted areas, which can be arranged adjacently face to face. Conical shaped polygonal adapter plates fitted to the polygonal layout within the upper and lower yoke areas, which can be clamped together. | 10-30-2014 |
Patent application number | Description | Published |
20090260675 | ENCAPSULATION OF SOLAR MODULES - A method for encapsulating interconnected solar cells including Group IBIIIAVIA absorbers and an apparatus according to the same, whereby a light receiving side encapsulant layer including thermoplastic polyurethane is used to cover the light receiving sides of the interconnected solar cells. The back sides of the interconnected solar cells are covered with a back side encapsulant layer that is different from the light receiving side encapsulant layer. | 10-22-2009 |
20090266398 | Method and Apparatus to Form Back Contacts to Flexible CIGS Solar Cells - An apparatus for and a method of interconnecting at least two solar cells using contact areas which are formed on the conductive substrates of the solar cells is described. The contact areas are formed by a material removal process which removes high resistance surface layers of the conductive substrates at the contact areas. A stringing process serially interconnects the solar cells by connecting each contact area that is cleared of high resistance surface layer to the terminal of one of the adjacent solar cells. | 10-29-2009 |
20100089447 | CONDUCTIVE GRIDS FOR SOLAR CELLS - Embodiments of the present inventions provide structures and methods for manufacturing high electrical conductivity grid patterns having minimum shadowing effect on the illuminated side of the solar cells. To manufacture a conductive grid for a solar cell, a first conductive layer is initially formed over a transparent conductive oxide layer of a solar cell. The first conductive layer has a pattern including a busbar and fingers connected to the busbar. Next, a second conductive layer is formed on the first conductive layer. In one embodiment, the first conductive layer includes silver and the second conductive layer includes carbon nano tube material, or the first conductive layer includes carbon nano tube material and the second conductive layer includes silver. | 04-15-2010 |
20100147364 | THIN FILM PHOTOVOLTAIC MODULE MANUFACTURING METHODS AND STRUCTURES - The present invention provides module structures and methods of manufacturing rigid or flexible photovoltaic modules employing thin film solar cells fabricated on flexible substrates, preferably on flexible metallic foil substrates. The solar cells may be Group IBIIIAVIA compound solar cells or amorphous silicon solar cells fabricated on thin stainless steel or aluminum alloy foils. In one embodiment, initially a solar cell string including two or more solar cells is formed by interconnecting the solar cells with conductive leads or ribbons. At least one bypass diode electrically connects conductive back surfaces of at least two solar cells. The bypass diode and the solar cells are encapsulated with support material and are packed with the protective shell such that the at least one bypass diode is placed between at least one solar cell and the bottom protective sheet. The bypass diode is thermally connected to the back conductive surface of one of the solar cells so that the back conductive surface of the solar cell functions as a heat sink. | 06-17-2010 |
20100175743 | RELIABLE THIN FILM PHOTOVOLTAIC MODULE STRUCTURES - The inventions described herein generally relate to photovoltaic or solar module design and fabrication and, more particularly, to modules utilizing thin film solar cells. In one aspect is described a solar module and method of making the same that has a shield material that is both an electrical insulator and a moisture barrier provided at a location corresponding to at least one hole that is used to route a wiring member, such that the shield material seals the at least one hole against moisture entering into the internal space and electrically insulates the wires of the wiring member from the at least one metallic layer of the back protective sheet. | 07-15-2010 |
Patent application number | Description | Published |
20110168238 | FLEXIBLE SOLAR MODULES AND MANUFACTURING THE SAME - A flexible solar cell assembly having solar cells that are positioned within a sealed module chamber. A sealed wiring chamber is positioned on an end of the sealed module chamber and is interposed between the sealed module chamber and a junction box. Wiring interconnecting the junction box to the solar cells in the sealed module chamber are routed through the sealed wiring chamber to inhibit water entry into the sealed module chamber via the wiring. | 07-14-2011 |
20120152349 | JUNCTION BOX ATTACHMENT FOR PHOTOVOLTAIC THIN FILM DEVICES - A flexible solar cell assembly having solar cells that are positioned within a sealed module chamber. A sealed wiring chamber is positioned on an end of the sealed module chamber and is interposed between the sealed module chamber and a junction box. Wiring interconnecting the junction box to the solar cells in the sealed module chamber is routed through the sealed wiring chamber to inhibit water entry into the sealed module chamber via the wiring. | 06-21-2012 |
20120318318 | CIGS BASED THIN FILM SOLAR CELLS HAVING SHARED BYPASS DIODES - A photovoltaic module comprises a first bypass diode and a first group of solar cells connected to the first bypass diode. The first group of solar cells comprises a first solar cell, a second solar cell connected in series to the first solar cell, and a third solar cell connected in parallel to the first solar cell. | 12-20-2012 |
20120318319 | METHODS OF INTERCONNECTING THIN FILM SOLAR CELLS - A photovoltaic module comprises a first group of solar cells; a second group of solar cells; a first interconnection member extending across a first surface of the first group of solar cells and across a first surface of the second group of solar cells to connect the first and second groups of solar cells in parallel; and a second interconnection member extending across a second surface of the first group of solar cells and across a second surface of the second group of solar cells. | 12-20-2012 |
20120325282 | SOLAR CELLS WITH GRID WIRE INTERCONNECTIONS - A plurality of solar cells is connected together in a shingled fashion. Each of the solar cells includes grid wires that are attached to an electrode of the solar cell so as to receive charge carriers produced when photons are absorbed by the solar cell. The grid wires are then interconnected with adjacent solar cells when the solar cells are shingled together. The grid wires may be applied to the solar cells via a laminate and the electrical interconnection of the grid wires may be achieved by the use of a conductive epoxy. | 12-27-2012 |
Patent application number | Description | Published |
20130131482 | FABRICATION, METHODS, APPARATUSES, AND SYSTEMS FOR ULTRA-COMPLIANT PROBES FOR NEURAL AND OTHER TISSUES - Methods, systems and apparatuses of ultra-miniature, ultra-compliant probe arrays that allows for design flexibility to match the stiffness of the tissue it is being applied to, such as the brain tissue, in all three axes (x, y and z), with interconnect cross section smaller than cell dimensions. Stiffness matching requires specific geometric and fabrication approaches, commonly leading to ultra-thin probe wires. Sizing of the electrodes for specific cell dimensions reduces glial formation. Further reduction in stiffness is obtained by incorporating different geometric features to the electrode, such as meandering the electrode wires. The small thickness and geometric features of the wires commonly result in very high compliance. To enable effective insertion of the probes to the tissue, the present invention uses stiff biodisolvable and/or biodegradable polymers, including single use or combinations of carboxymethyl cellulose, polyvinylpyrrolidone, polyvinyl alcohol, maltose, other sugar molecules, polylactic acid and its co-polymers. | 05-23-2013 |
Patent application number | Description | Published |
20160128636 | FABRICATION, METHODS, APPARATUSES, AND SYSTEMS FOR ULTRA-COMPLIANT PROBES FOR NEURAL AND OTHER TISSUES - Methods, systems and apparatuses of ultra-miniature, ultra-compliant probe arrays that allows for design flexibility to match the stiffness of the tissue it is being applied to, such as the brain tissue, in all three axes (x, y and z), with interconnect cross section smaller than cell dimensions. Stiffness matching requires specific geometric and fabrication approaches, commonly leading to ultra-thin probe wires. Sizing of the electrodes for specific cell dimensions reduces glial formation. Further reduction in stiffness is obtained by incorporating different geometric features to the electrode, such as meandering the electrode wires. The small thickness and geometric features of the wires commonly result in very high compliance. To enable effective insertion of the probes to the tissue, the present invention uses stiff biodisolvable and/or biodegradable polymers, including single use or combinations of carboxymethyl cellulose, polyvinylpyrrolidone, polyvinyl alcohol, maltose, other sugar molecules, polylactic acid and its co-polymers. | 05-12-2016 |
Patent application number | Description | Published |
20090034927 | PHOTONIC CRYSTAL FIBERS AND MEDICAL SYSTEMS INCLUDING PHOTONIC CRYSTAL FIBERS - In general, in one aspect, the disclosure features a system that includes a flexible waveguide having a hollow core extending along a waveguide axis and a region surrounding the core, the region being configured to, guide radiation from the CO | 02-05-2009 |
20110251603 | PHOTONIC CRYSTAL FIBERS AND MEDICAL SYSTEMS INCLUDING PHOTONIC CRYSTAL FIBERS - In general, in one aspect, the disclosure features a system that includes a flexible waveguide having a hollow core extending along a waveguide axis and a region surrounding the core, the region being configured to guide radiation from the CO | 10-13-2011 |
20120321262 | PHOTONIC CRYSTAL FIBERS HAVING A PREFERRED BENDING PLANE AND SYSTEMS THAT USE SUCH FIBERS - In general, in a first aspect the invention features photonic crystal fibers that include a core extending along a waveguide axis, a confinement region extending along the waveguide axis surrounding the core, and a cladding extending along the waveguide axis surrounding the confinement region, wherein the cladding has an asymmetric cross-section. | 12-20-2012 |
20130123766 | PHOTONIC CRYSTAL FIBERS AND MEDICAL SYSTEMS INCLUDING PHOTONIC CRYSTAL FIBERS - In general, in one aspect, the disclosure features a system that includes a flexible waveguide having a hollow core extending along a waveguide axis and a region surrounding the core, the region being configured to guide radiation from the CO | 05-16-2013 |
20130237976 | MEDICAL SYSTEM INCLUDING A FLEXIBLE WAVEGUIDE MECHANICALLY COUPLED TO AN ACTUATOR - In general, in one aspect, the disclosure features a system that includes a flexible waveguide having a hollow core extending along a waveguide axis and a region surrounding the core, the region being configured to guide radiation from the CO | 09-12-2013 |
20140005646 | MEDICAL SYSTEM INCLUDING A FLEXIBLE WAVEGUIDE MECHANICALLY COUPLED TO AN ACTUATOR | 01-02-2014 |