Patents Examined by Cynthia H. Kelly
  • Patent number: 10756312
    Abstract: The present disclosure provides secondary battery top cover assembly, secondary battery and vehicle. The top cover assembly includes: a top cover plate; an electrode terminal disposed on the top cover plate; an insulating cover; and a short-circuit component including a deformable plate and a conductive plate disposed above the deformable plate, the deformable plate is connected to the top cover plate, and the conductive plate is connected to the electrode terminal. The conductive plate includes a body portion and a protruding portion protruding upwardly from the body portion, and is provided with gas hole, and the protruding portion surrounds the gas hole. The insulating cover includes a covering portion disposed above the conductive plate and covering the protruding portion, a gas flow channel is formed between the protruding portion and the covering portion, and the gas hole communicates with outside of the top cover plate via the gas flow channel.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: August 25, 2020
    Inventor: Chengyou Xing
  • Patent number: 10756333
    Abstract: The present invention relates to a positive electrode active material for a lithium-sulfur battery containing polyimide, more specifically, a positive electrode active material formed by complexing the composite of polyimide and carbon-based secondary particles with sulfur particles, a preparation method thereof and a lithium-sulfur battery comprising the same. If the positive electrode active material formed by including and complexing the polyimide according to the present invention is applied to the lithium-sulfur battery, the elution of the polysulfide is suppressed, and thus lifetime characteristics and energy efficiency are improved.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: August 25, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Eunkyung Cho, Taek Gyoung Kim, Doo Kyung Yang
  • Patent number: 10745128
    Abstract: The present invention discloses an unmanned aerial vehicle including a main body, a plurality of arms, a propulsion assembly and a battery assembly, where each arm is coupled to the main body and the propulsion assembly is disposed on the each arm. The battery assembly is accommodated in a battery compartment of the main body. The battery assembly includes a shell, a battery body substantially disposed in the shell, a clamp button, and a restorable elastic piece. An end of the clamp button is mounted or connects to the shell, and the other end of the clamp button is detachably coupled to the main body. An end of the restorable elastic piece is disposed on the shell or connect to the shell, and the other end of the restorable elastic piece contacts the clamp button.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: August 18, 2020
    Assignee: AUTEL ROBOTICS CO., LTD.
    Inventors: Longxue Qiu, Xingwen Wu
  • Patent number: 10749214
    Abstract: An electrolyte system for an electrochemical cell includes an aprotic solvent, such as an ether-based solvent and a lithium salt, and a solid component. The aprotic solvent has a dielectric constant of ?3. The solid component is in direct communication with the aprotic solvent. The solid component includes a sulfide or oxy-sulfide, glass or glass-ceramic electrolyte. The sulfide or oxy-sulfide, glass or glass-ceramic electrolyte has a weighted average bond dissociation enthalpy of greater than or equal to about 380 kJ/mol, which corresponds to a glass having strong bonds. The sulfide or oxy-sulfide, glass or glass-ceramic electrolyte is therefore insoluble in the aprotic solvent. The solid component is lithium ion-conducting and electrically insulating. The electrolyte system may be disposed between a positive electrode and a negative electrode in an electrochemical cell. In various aspects, the negative electrode includes lithium metal and the positive electrode includes sulfur.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: August 18, 2020
    Inventors: James R. Salvador, Thomas A. Yersak
  • Patent number: 10749192
    Abstract: A hydrogen consumption measuring method for a fuel cell system includes steps of: calculating an amount of hydrogen consumed for a representative section from a first pressure at a time when hydrogen is supplied into an anode and a second pressure at a time when the hydrogen is no longer supplied to the anode; and calculating a total amount of hydrogen consumed by accumulating amounts of hydrogen consumed from a plurality of sections.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: August 18, 2020
    Inventors: Se Kwon Jung, Ho June Bae, Ji Hyun Shim, Hyung Ki Kim
  • Patent number: 10741817
    Abstract: A battery connection module is adapted to connect a battery pack, the battery connection module comprises: a carrying tray; a plurality of busbars mounted on the carrying tray and adapted to electrically connect a plurality of batteries of the battery pack; a flexible circuit board mounted on the carrying tray and mechanically and electrically connected to the plurality of busbars, the flexible circuit board having a frame-shaped portion with an opening, a flexible mating portion being provided in the opening of the frame-shaped portion; and a battery management system mounted on the carrying tray, positioned above the flexible circuit board and comprising a flexible circuit board connector; the flexible mating portion extending into the opening and being reversely bent and mated with the flexible circuit board connector on the battery management system. These components are integrated to an integrated module that facilitates subsequent assembling and use.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: August 11, 2020
    Assignees: Molex, LLC, Keihin Corporation
    Inventors: Siow-Pheng Goh, Kian Heng Lim, Shingo Tsuchiya, Seiji Kamata
  • Patent number: 10741869
    Abstract: A fuel cell stack (100) includes a first power generation element, a first supporting substrate (5a), a second power generation element, a second supporting substrate (5b) and a communicating member (3). The first supporting substrate (5a) includes a first substrate main portion, a first dense layer, and a first gas flow passage. The first dense layer covers the first substrate main portion. The first gas flow passage extends from a proximal end portion (501a) to a distal end portion (502a). The second supporting substrate (5b) includes a second substrate main portion, a second dense layer, and a second gas flow passage. The second dense layer covers the second substrate main portion. The second gas flow passage extends from a proximal end portion (501b) to a distal end portion (501b).
    Type: Grant
    Filed: February 1, 2017
    Date of Patent: August 11, 2020
    Assignee: NGK INSULATORS, LTD.
    Inventor: Makoto Ohmori
  • Patent number: 10730844
    Abstract: A compound which is represented by a formula (IIa), wherein each of Y1 to Y8 independently represents a chemical single bond, —O—, —S—, —O—C(?O)—, —C(?O)—O—, —O—C(?O)—O—, —NR1—C(?O)—, —C(?O)—NR1—, —O—C(?O)—NR1—, —NR1—C(?O)—O—, —NR1—C(?O)—NR1—, —O—NR1—, or —NR1—O—, R1 represents a hydrogen atom or an alkyl group; each of G1 and G2 independently represents a divalent linear aliphatic group; each of Z1 and Z2 independently represents an alkenyl group; Ax represents a group represented by a formula (II), wherein X represents —NR2—, an oxygen atom, a sulfur atom, and R2 represents a hydrogen atom or an alkyl group; D represents an alkylene group or a cycloalkanediyl group; A1 represents a trivalent aromatic group; each of A2 and A3 independently represents a divalent alicyclic hydrocarbon group; each of A4 and A5 independently represents a divalent aromatic group; Q1 represents a hydrogen atom, or an alkyl group.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: August 4, 2020
    Inventors: Kei Sakamoto, Kumi Okuyama
  • Patent number: 10727540
    Abstract: According to one embodiment, a secondary battery including a positive electrode, a negative electrode, and an electrolyte is provided. The negative electrode includes titanium-containing oxide and at least one kind of element selected from the group consisting of B, P, Al, La, Zr, Ge, Zn, Sn, Ga, Pb, In, Bi, and Tl. The electrolyte includes lithium ions and a solvent containing water.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: July 28, 2020
    Inventors: Norio Takami, Yasunobu Yamashita, Shinsuke Matsuno, Yasuhiro Harada, Hiroki Inagaki
  • Patent number: 10727464
    Abstract: An electrode including an integrated separator for use in an electrochemical device may include one or more active material layers, and a separator layer comprising inorganic particles. An interlocking region may couple the separator layer to an adjacent active material layer. In some examples, the interlocking region may include interlocking fingers formed by an interpenetration of active material particles of the active material layers with ceramic particles of the separator.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: July 28, 2020
    Assignee: EnPower, Inc.
    Inventors: Adrian Yao, Jonathan Hwang
  • Patent number: 10727625
    Abstract: Provided is a wiring module with which there is no risk that a connector will interfere with other components in a state in which the connector is not connected to an external device. A wiring module to be attached to a power storage element group in which a plurality of power storage elements are lined up includes a bus bar for electrically connecting the plurality of power storage elements together, an insulating protector that accommodates the bus bar and is to be mounted onto the power storage element group, a wire that extends from the bus bar to the outside of the insulating protector, a connector that is provided at an extending end portion of the wire, the extending end portion extending from the insulating protector, and a connector holder that is provided in the insulating protector and detachably holds the connector.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: July 28, 2020
    Inventors: Naoki Fukushima, Osamu Nakayama, Katsushi Miyazaki, Koichiro Mochizuki, Tetsuya Fujita
  • Patent number: 10727537
    Abstract: Electrochemical devices, such as batteries, supercapacitors, etc., which may be prepared from nanoscopic electrically conductive carbon materials, and optionally electrochemically active materials. Also, methods for preparing such electrochemical devices, including components, elements, etc., of such devices by using three-dimensional (3D) printing, fused deposition modeling (FDM), selective laser sintering (SLS), etc., techniques.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: July 28, 2020
    Inventors: Daniel Stolyarov, Elena Polyakova, Irina Pomestchenko
  • Patent number: 10720661
    Abstract: A mandrel that can uniformly form a thickness of an electrode assembly and minimize deformation of an electrode plate upon swelling. The mandrel that is configured to wind an electrode of a rechargeable battery includes: a first reel and a second reel with a gap therebetween, wherein the first reel includes a gap surface facing the second reel, a first front surface and a second front surface that are connected by the gap surface, and a first inclined surface and a second inclined surface that connect the first front surface and the second front surface, wherein the first inclined surface is longer than the second inclined surface.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: July 21, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jung-Hyun Park, Jae-Yub Kwon
  • Patent number: 10711196
    Abstract: Bimesogenic compounds of formula I and their use in liquid crystal media and in flexoelectric liquid crystal devices.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: July 14, 2020
    Assignee: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Mariam Namutebi
  • Patent number: 10714785
    Abstract: A flow battery system is provided that has at least one cell stack and at least a pair of storage containers or tanks connected to the at least one cell stack. Each of the storage containers is formed from a rigid (e.g., metal) shell and includes a liner directly bonded to inner walls of the rigid shell and forming an enclosure configured to retain a liquid electrolyte. The electrolyte can be an anolyte or catholyte. In the assembled configuration, the metal shell of the storage container provides secondary containment whereas the liner directly bonded thereto provides primary containment. The flow battery system includes a fault detection system configured to detect a presence of a fault or leak and further to determine a location of that leak in the flow battery system, such as a storage container or a specific portion of the storage container.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: July 14, 2020
    Assignee: Vionx Energy Corporation
    Inventors: Peter Gottlieb, Jeffrey Modderno, Michael Falcinelli, Shazad Butt
  • Patent number: 10707487
    Abstract: The present disclosure relates to a novel surface-modified carbonaceous particulate material having a hydrophilic non-graphitic carbon coating. The material can for example be produced by CVD-coating of a carbonaceous particulate material such as graphite followed by an oxidation treatment under defined conditions. The resulting material exhibits a more hydrophilic surface compared to an unmodified CVD-coated carbon material, which is desirable in many applications, such as when used as an active material in the negative electrode of lithium ion batteries or in a polymer composite material.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: July 7, 2020
    Assignee: Imerys Graphite & Carbon Switzerland Ltd.
    Inventors: Michal Gulas, Pirmin Ulmann, Simone Zürcher, Michael Spahr
  • Patent number: 10698269
    Abstract: A liquid crystal display device includes: a first base substrate; a first electric field generating electrode disposed on the first base substrate; a liquid crystal layer disposed on the first electric field generating electrode and including liquid crystals; and a first wavelength absorbing layer disposed between the first electric field generating electrode and the liquid crystal layer, and configured to absorb a portion of an incident light wavelength.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: June 30, 2020
    Inventor: Duck Jong Suh
  • Patent number: 10700332
    Abstract: A separator having a first polymer diaphragm and a second polymer diaphragm and a layer between the first polymer diaphragm and the second polymer diaphragm including particles featuring low elasticity, the first polymer diaphragm and the second polymer diaphragm being interconnected, which may be periodically, by first support elements. In addition, a galvanic cell and a battery having such a separator are provided.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: June 30, 2020
    Assignee: Robert Bosch GmbH
    Inventors: Bernd Schumann, Jean Fanous
  • Patent number: 10686177
    Abstract: There is disclosed an electrode cartridge for use in a hermetic zinc secondary battery comprising a separator structure including a separator exhibiting hydroxide ion conductivity and water impermeability; a counter member liquid-tightly sealed to the separator structure so as to form an internal space and constituting an open-top water impermeable case together with the separator structure; and an electrode that is accommodated in the internal space of the water impermeable case and is a negative electrode containing zinc and/or zinc oxide or a positive electrode. According to the present invention, there is provided an electrode built-in component that can reliably isolate the positive and negative electrodes from each other with a hydroxide ion conductive separator, in the form of an electrode cartridge that is easy to handle and manufacture and that is more advantageous for assembling a stacked-cell battery, while reducing the number of sealing joints.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: June 16, 2020
    Assignee: NGK Insulators, Ltd.
    Inventors: Yuichi Gonda, Naohito Yamada, Kenshin Kitoh
  • Patent number: 10686207
    Abstract: To provide a storage battery including a carbon-based material. To provide a graphene compound film having desired ion conductivity and mechanical strength while preventing direct contact between electrodes in a storage battery. To achieve long-term reliability. A lithium-ion storage battery includes a positive electrode, a negative electrode, an exterior body, and a separator between the positive electrode and the negative electrode. In the lithium-ion storage battery, one of the positive electrode and the negative electrode is wrapped in a first film, and the positive electrode, the negative electrode, and the separator are stored in the exterior body. The first film may include a first region in which the first film includes a first functional group. The first film may further include a second region in which the first film includes a second functional group different from the first functional group. The first film may be a graphene compound film.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: June 16, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Teppei Oguni, Satoshi Seo, Hiroshi Kadoma