Patents Assigned to Delta
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Patent number: 11984250Abstract: A multi-winding inductor includes a magnetic core including three magnetic columns and two windings. Each winding includes a first, a second and a third portions. The first magnetic column is arranged between the first portion of the first winding and the first portion of the second winding; the second magnetic column is arranged on one side of the first portion of the first winding and the third portion of the second winding; and the third magnetic column is arranged between the third portion of the first winding and the third portion of the second winding. The first and the second portions of two windings respectively form pins on opposite sides of the magnetic core.Type: GrantFiled: March 2, 2022Date of Patent: May 14, 2024Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Mingzhun Zhang, Jinping Zhou, Min Zhou, Shouyu Hong, Qingdong Chen
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Patent number: 11982500Abstract: A heat sink includes a heat conduction portion and a heat dissipation portion. The heat conduction portion is a flat plate with two main surfaces parallel with each other and a plurality of side surfaces. One of the two main surfaces is a contacting surface contacting a heat source. The heat dissipation portion is extended outward from at least one of the plurality of side surfaces of the heat conduction portion. The heat dissipation portion includes a plurality of first branches and a plurality of second branches. Each of the first branches is a flat plate and has two opposite main surfaces and four side surfaces. The two opposite main surfaces of each of the first branches are parallel to the two main surfaces of the heat conduction portion. The second branches are extended from the first branches and parallel to the heat conduction portion.Type: GrantFiled: March 23, 2022Date of Patent: May 14, 2024Assignee: DELTA ELECTRONICS, INC.Inventor: Chao-Wen Lu
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Patent number: 11982127Abstract: A ladder safety device (2) for removably securing a ladder (40) to a parapet wall (36) of a rooftop (38), including: a pair of support clamps (4) securable to the parapet wall (36), each said support clamp (4) including a first support member (10), a second support member (12), and an extended arm (14) joining said first support member (10) to said second support member (12), wherein a distance between said support members (10, 12) defines a width adjustable to the width of the parapet wall (36); an elongate plate (6) connecting said pair of support clamps (4) to each other; and at least one ladder hook (8) extending from said elongate plate (6) for securely receiving a rung of the ladder (40).Type: GrantFiled: October 29, 2020Date of Patent: May 14, 2024Assignee: DELTA PRÉVENTION INC.Inventors: Alex Lajoie, Pierre-Luc Lussier, Kevin Key
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Patent number: 11982729Abstract: A motor inverter is provided. The motor inverter is coupled to an input power source and a motor and controls the mechanical switch to receive or turn off the input power source. The motor inverter includes primary and secondary auxiliary circuits, a microprocessor, a gate driver, and a motor drive circuit. The primary and secondary auxiliary circuits are coupled to the input power source and outputs first and second output voltages respectively. The microprocessor operates the driving switches of the motor drive circuit through the gate driver to switch the input power source for driving the motor. If the microprocessor determines that the first output voltage is abnormal and the motor rotational speed exceeds a safe speed limit, the microprocessor controls the driving switches to form an active short circuit for stopping the motor, and the microprocessor turns off the mechanical switch for protecting the input power source.Type: GrantFiled: July 26, 2022Date of Patent: May 14, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Kuo-Heng Chao, Yu-Kai Chang
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Patent number: 11978584Abstract: The present disclosure provides a magnetic element and a method for manufacturing same. The method includes: forming a first metal wiring layer on a surface of at least one segment of a magnetic core; forming a first metal protection layer on the first metal wiring layer; removing a portion of the first metal protection layer with a direct writing technique to expose a portion of the first metal wiring layer; and etching the exposed first metal wiring layer in such a manner that the first metal wiring layer forms at least one first pattern to function as a winding, where at least one turn of the first pattern surrounds the magnetic core. The magnetic element and the method for manufacturing the magnetic element provided in the present disclosure can improve space utilization of the magnetic element.Type: GrantFiled: April 17, 2023Date of Patent: May 7, 2024Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Shouyu Hong, Jianping Ying, Jianhong Zeng, Chaofeng Cai, Ganyu Zhou, Pengkai Ji
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Patent number: 11975623Abstract: The disclosure provides a method for controlling a charging current of an electric vehicle and a charging device. The controlling method includes: sampling current temperature of the charging connection node; generating a current regulation amount according to the current temperature and a preset target temperature threshold; and regulating the charging current flowing through the charging connection node according to the current regulation amount.Type: GrantFiled: December 17, 2020Date of Patent: May 7, 2024Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Chao Yan, Peng Xue
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Patent number: 11976428Abstract: A barricade includes a foundation frame, a finger wedge barrier, a hinge hingedly coupling the finger wedge barrier to the foundation frame, and an actuator mechanism coupled to the foundation frame and the finger wedge barrier. The finger wedge barrier is configured to rotate about the hinge between a stowed configuration and a deployed configuration, and the actuator mechanism is configured to rotate the finger wedge barrier between the stowed configuration and the deployed configuration. The actuator mechanism includes an actuator comprising a housing and a rod configured to reciprocally move in the housing, a first linkage having a first end rotatably coupled to the rod and a second end rotatably coupled to the finger wedge barrier, and a second linkage having a first end rotatably coupled to the rod and a second end rotatably coupled to the foundation frame.Type: GrantFiled: July 14, 2023Date of Patent: May 7, 2024Assignee: DELTA SCIENTIFIC CORPORATIONInventor: Matthew Owens
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Publication number: 20240144186Abstract: An apparatus for managing a business strategy map for providing internal customer satisfaction, includes: a strategy map memory unit comprising a business content region for business content, and a business object region for a business object included in the business content and associated with a business log corresponding to the business content; and a business processor configured to receive the business log related to a given business, generate the corresponding business content in the business content region, open a business chat room related to the business log, and generate the business object through a business chat message in the business chat room.Type: ApplicationFiled: January 2, 2024Publication date: May 2, 2024Applicants: DELTA PDS CO., LTD.Inventor: Jae Ho CHOI
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Patent number: 11973430Abstract: The application discloses a converter adaptable to a wide range output voltage and a control method thereof. The converter includes a PWM half-bridge circuit. The control method includes: causing the PWM half-bridge circuit to enter into a DCM by regulating a switching frequency; in each switching period, extending conduction time or turning on a corresponding synchronous rectifier once again for a predetermined time before the first power switch and the second power switch are turned on, to realize zero voltage switching (ZVS) of the first power switch and the second power switch. The application realizes ZVS of the primary power switches, thereby reducing loss.Type: GrantFiled: April 7, 2022Date of Patent: April 30, 2024Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Hairui Xu, Haibin Song, Daofei Xu, Jinfa Zhang
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Patent number: 11971219Abstract: A heat dissipation device includes at least a temperature plate and a cooling fin assembly. The temperature plate includes a plate body and a supporter. The plate body includes a vacuum chamber and a first external surface. The plate body is bent to form at least a bent portion with the first external surface being a compressive side, and the supporter is disposed at the bent portion. The supporter is disposed inside the vacuum chamber and connected to an inner wall of the vacuum chamber. The cooling fin assembly is disposed on the first external surface.Type: GrantFiled: March 15, 2022Date of Patent: April 30, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Li-Kuang Tan, Shih-Kang Lin
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Patent number: 11974367Abstract: A lighting device includes a light board and a light dimmer circuit. The light board includes multiple first light emitting elements and second light emitting elements. The first light emitting elements are disposed in a first area of the light board. The second light emitting elements are disposed in a second area of the light board. The light dimmer circuit is configured to drive the second light emitting elements to generate flickering lights from the second area of the light board, and is configured to drive the first light emitting elements to generate non-flickering lights from the first area of the light board.Type: GrantFiled: October 4, 2022Date of Patent: April 30, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Chih-Hsien Wang, Ming-Chieh Cheng, Po-Yen Chen, Shih-Chieh Chang, Kuan-Hsien Tu, Xiu-Yi Lin, Ling-Chun Wang
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Patent number: 11967898Abstract: A soft-switching power converter includes a main switch, an energy-releasing switch, and an inductive coupled unit. The main switch is a controllable switch. The energy-releasing switch is coupled to the main switch. The inductive coupled unit is coupled to the main switch and the energy-releasing switch. The inductive coupled unit includes a first inductance, a second inductance coupled to the first inductance, and an auxiliary switch unit. The auxiliary switch unit is coupled to the second inductance to form a closed loop. The main switch and the energy-releasing switch are alternately turned on and turned off. The auxiliary switch unit is controlled to start turning on before the main switch is turned on so as to provide at least one current path.Type: GrantFiled: January 6, 2022Date of Patent: April 23, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Hung-Chieh Lin, Yi-Ping Hsieh, Jin-Zhong Huang, Hung-Yu Huang, Chih-Hsien Li, Ciao-Yin Pan
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Patent number: 11965698Abstract: A slim heat-dissipation module is provided. The slim heat-dissipation module includes a first plate, a second plate, a first porous structure, a second porous structure, a first fluid, and a second fluid. The second plate is combined with the first plate to form a first type chamber and a second type chamber, wherein the first type chamber and the second type chamber are sealed and independent, respectively. The first porous structure is disposed in the first type chamber. The second porous structure is disposed in the second type chamber. The first fluid is disposed in the first type chamber. The second fluid is disposed in the second type chamber.Type: GrantFiled: November 8, 2021Date of Patent: April 23, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Shih-Lin Huang, Ting-Yuan Wu
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Patent number: 11966085Abstract: An optical transceiver includes an input assembly, an output port, a fiber patch panel, multiple first optical fibers and multiple second optical fibers. The input assembly is arranged on a circuit board and has a first input port and a second input port. The fiber patch panel is arranged between the input assembly and the output port, and has multiple first fiber patch slots and multiple second fiber patch slots. The first optical fibers are connected to the first input port and the output port. The first optical fiber passes through the first fiber patch slot and the second fiber patch slot. The second optical fibers are connected to the second input port and the output port. The second optical fiber passes through the first fiber patch slot and the second fiber patch slot. The second fiber patch slot accommodates the first optical fiber and the second optical fiber.Type: GrantFiled: May 19, 2021Date of Patent: April 23, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Chen-Mao Lu, Wei-Chan Hsu, Chun-Yen Chen
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Patent number: 11965217Abstract: A method and a kit for detecting Mycobacterium tuberculosis are provided. The method includes a step of performing a nested qPCR assay to a specimen. The nested qPCR assay includes a first round of amplification using external primers and a second round of amplification using internal primers and a probe. The external primers have sequences of SEQ ID NOs. 1 and 2, and the internal primers and the probe have sequences of SEQ ID NOs. 3 to 5.Type: GrantFiled: May 24, 2021Date of Patent: April 23, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Yi-Chen Li, Chih-Cheng Tsou, Min-Hsien Wu, Hsin-Yao Wang, Chien-Ru Lin
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Patent number: 11965522Abstract: An impeller includes a hub and a plurality of blades. The blades are arranged around the hub, and each blade includes a leading edge, a blade tip, a root portion, a trailing edge, a windward side and a leeward side. The windward side including a first turning point and a second turning point, a first vertical height difference is formed from the blade tip to the first turning point, and a second vertical height difference is formed from the first turning point to the second turning point, and the first vertical height difference is greater than the second vertical height difference. The impeller apparently reduces the noise.Type: GrantFiled: January 28, 2022Date of Patent: April 23, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Pei-Han Chiu, Chien-Ming Lee, Chung-Yuan Tsang, Chao-Fu Yang
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Patent number: 11967906Abstract: A hybrid power conversion circuit includes a high-side switch, a low-side switch, a transformer, a resonance tank, a first switch, a second switch, a first synchronous rectification switch, a second synchronous rectification switch, and a third switch. The resonance tank has an external inductor, an external capacitance, and an internal inductor. The first switch is connected to the external inductor. The second switch and a first capacitance form a series-connected path, and is connected to the external capacitance. The first and second synchronous rectification switches are respectively coupled to a first winding and a second winding. The third switch is connected to the second synchronous rectification switch. When an output voltage is less than a voltage interval, the hybrid power conversion circuit operates in a hybrid flyback conversion mode, and otherwise the hybrid power conversion circuit operates in a resonance conversion mode.Type: GrantFiled: October 11, 2022Date of Patent: April 23, 2024Assignee: DELTA ELECTRONICS, INC.Inventors: Sheng-Yu Wen, Cheng-Yi Lin, Ting-Yun Lu
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Patent number: D1025303Type: GrantFiled: August 22, 2022Date of Patent: April 30, 2024Assignee: DELTA FAUCET COMPANYInventor: Benjamin Stoler
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Patent number: D1026172Type: GrantFiled: March 19, 2021Date of Patent: May 7, 2024Assignee: DELTA FAUCET COMPANYInventor: Josh Homesombath
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Patent number: D1026830Type: GrantFiled: November 18, 2021Date of Patent: May 14, 2024Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Yang Jiang, Peiai You, Ye Tian, Hao Sun