# US 10,483,048 B2 · Capacitor-type power supply unit > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,483,048 B2 - Document ID: US10483048B2 - Status: Granted - Kind: B2 - Application number: 15/977,728 - Filed: 2018-05-11 - Published: 2018-11-15 - Granted: 2019-11-19 - Earliest claimed: 2017-05-15 - Assignees: Honda Motor Co., Ltd. - Applicants: Honda Motor Co., Ltd. - Inventors: Shogo Nagayoshi; Shinya Watanabe; Yasuhisa Saito; Hitoshi Saito; Shinyu Hirayama; Hironori Sawamura - Web page: https://patentgrep.com/patent/US10483048B2 ## CPC - H01G 11/50: specially adapted for lithium-ion capacitors, e.g. for lithium-doping or for intercalation - H01G 9/042: characterised by the material (H01G11/22 takes precedence) - H01G 11/10: Multiple hybrid or EDL capacitors, e.g. arrays or modules (housings, cases, encapsulations or mountings thereof H01G11/78) - H01G 11/72: specially adapted for integration in multiple or stacked hybrid or EDL capacitors - H01G 11/76: specially adapted for integration in multiple or stacked hybrid or EDL capacitors - H01G 11/82: Fixing or assembling a capacitive element in a housing, e.g. mounting electrodes, current collectors or terminals in containers or encapsulations - H01G 4/228: Terminals - H01G 4/38: Multiple capacitors, i.e. structural combinations of fixed capacitors - H01G 11/06: with one of the electrodes allowing ions to be reversibly doped thereinto, e.g. lithium ion capacitors [LIC] - H01G 11/12: Stacked hybrid or EDL capacitors - H01G 11/86: specially adapted for electrodes (carbonisation or activation of carbon for the manufacture of electrodes H01G11/34) - Y02E 60/10: Energy storage using batteries - H01G: CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE (selection of specified materials as dielectric H01B3/00; capacitors having potential barriers H10D1/62, H10K10/10) - Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION ## Abstract A capacitor-type power supply unit including: a positive bus to which a plurality of capacitor is connected in parallel at each positive-electrode terminal thereof with maintaining equal intervals therebetween, and extends in a parallel direction; and an negative bus to which the plurality of capacitor is connected in parallel, at each negative-electrode terminal thereof with maintaining equal intervals therebetween, and extends in the parallel direction, in which the positive bus has a positive-electrode-side external connection part that is set at a position (SD) separated from the positive-electrode first end by a range of 20% to 30% of the total length in the longitudinal direction thereof, and the negative bus has an negative-electrode-side external connection part that is set at a position (SD) separated from the negative-electrode second end by a range of 20% to 30% of the total length in the longitudinal direction thereof. ## Claims ### Claim 1 A capacitor-type power supply unit in which a plurality of a first to nth electrical storage devices are connected in parallel, wherein n is an integer of 6 or greater, the capacitor-type power supply unit comprising: a positive-electrode-side parallel connection conductor in which each positive-electrode terminal of the first to nth electrical storage devices is connected in sequence from one end to another end of the positive-electrode-side parallel connection conductor; and an negative-electrode-side parallel connection conductor in which each negative-electrode terminal of the first to nth electrical storage devices is connected in sequence from one end to another end of the negative-electrode-side parallel connection conductor, wherein the positive-electrode-side parallel connection conductor has a positive-electrode-side external connection part that is set at a position separated from an end on a side of the first electrical storage device by a length corresponding to a resistance value in a range of 20% to 30% of a resistance value from the one end to the other end, and wherein the negative-electrode-side parallel connection conductor has a negative-electrode-side external connection part that is set at a position separated from an end on a side of the nth electrical storage device by a length corresponding to a resistance value in a range of 20% to 30% of a resistance value from the one end to the other end. ### Claim 2 (depends on 1) The capacitor-type power supply unit according to claim 1, wherein the positive-electrode-side parallel connection conductor has a positive-electrode connection conductor part to which respective positive-electrode terminals of the plurality of electrical storage devices are connected, and a positive-electrode-side external connection conductor part that is provided in parallel at predetermined intervals with the positive-electrode connection conductor part, and is connected with the positive-electrode connection conductor part at a site corresponding to the positive-electrode-side external connection part on the positive-electrode connection conductor part, and wherein the negative-electrode-side parallel connection conductor has an negative-electrode connection conductor part to which respective negative-electrode terminals of the plurality of electrical storage devices are connected, and an negative-electrode-side external connection conductor part that is provided in parallel at predetermined intervals with the negative-electrode connection conductor part, and is connected with the negative-electrode connection conductor part at a site corresponding to the negative-electrode-side external connection part on the negative-electrode connection conductor part. ### Claim 3 (depends on 2) The capacitor-type power supply unit according to claim 2, wherein the electrical storage device is a lithium ion capacitor or a serial connection body thereof. ### Claim 4 (depends on 2) The capacitor-type power supply unit according to claim 2, wherein the electrical storage device is a rechargeable battery or a serial connection body thereof. ### Claim 5 (depends on 1) The capacitor-type power supply unit according to any one of claims 1, wherein the electrical storage device is a lithium ion capacitor or a serial connection body thereof. ### Claim 6 (depends on 1) The capacitor-type power supply unit according to claim 1, wherein the electrical storage device is a rechargeable battery or a serial connection body thereof. ### Claim 7 A capacitor-type power supply unit in which a plurality of a first to nth electrical storage devices are connected in parallel, wherein n is an integer of 6 or greater, the capacitor-type power supply unit comprising: a positive-electrode-side parallel connection conductor that extends in a parallel direction of the plurality of electrical storage devices, and in which each positive-electrode terminal of the first to nth electrical storage devices are connected in sequence from one end to another end thereof; and an negative-electrode-side parallel connection conductor that extends in the parallel direction, and in which each negative-electrode terminal of the first to nth electrical storage devices is connected in sequence from one end to another end thereof, wherein the positive-electrode-side parallel connection conductor has a positive-electrode-side external connection part that is set at a position separated from an end on a side of the first electrical storage device by a range of 20% to 30% of a total length in a longitudinal direction thereof, and wherein the negative-electrode-side parallel connection conductor has a negative-electrode-side external connection part that is set at a position separated from an end on a side of the nth electrical storage device by a range of 20% to 30% of a total length in a longitudinal direction thereof. ### Claim 8 (depends on 7) The capacitor-type power supply unit according to claim 7, wherein the positive-electrode-side parallel connection conductor has a positive-electrode connection conductor part to which respective positive-electrode terminals of the plurality of electrical storage devices are connected, and a positive-electrode-side external connection conductor part that is provided in parallel at predetermined intervals with the positive-electrode connection conductor part, and is connected with the positive-electrode connection conductor part at a site corresponding to the positive-electrode-side external connection part on the positive-electrode connection conductor part, and wherein the negative-electrode-side parallel connection conductor has an negative-electrode connection conductor part to which respective negative-electrode terminals of the plurality of electrical storage devices are connected, and an negative-electrode-side external connection conductor part that is provided in parallel at predetermined intervals with the negative-electrode connection conductor part, and is connected with the negative-electrode connection conductor part at a site corresponding to the negative-electrode-side external connection part on the negative-electrode connection conductor part. ### Claim 9 (depends on 7) The capacitor-type power supply unit according to claim 7, wherein the electrical storage device is a lithium ion capacitor or a serial connection body thereof. ### Claim 10 (depends on 7) The capacitor-type power supply unit according to claim 7, wherein the electrical storage device is a rechargeable battery or a serial connection body thereof.