Patents by Inventor Yi Dong
Yi Dong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20180226189Abstract: The disclosure discloses a method for preparing a permanent magnet material. In this method, an ionic liquid electroplating process is used to electroplate a heavy rare earth metal onto a surface of a sintered magnet to form a magnet with a coating, wherein the sintered magnet has a thickness of 10 mm or less in at least one direction; in the ionic liquid electroplating process, an electroplating solution comprises an ionic liquid, a heavy rare earth salt, a group VIII metal salt, an alkali metal salt and an additive, an anode is a heavy rare earth metal or a heavy rare earth alloy, a cathode is the sintered magnet, an electroplating temperature is 20-50° C., an electroplating time is 15-80 min. The preparation method of the disclosure can improve an intrinsic coercive force of the magnet with low cost and high production efficiency. A utilization rate of heavy rare earth is high.Type: ApplicationFiled: December 14, 2017Publication date: August 9, 2018Applicant: Tianhe (Baotou) Advanced Tech Magnet Co., Ltd.Inventors: Shujie Wu, Yi Dong, Shulin Diao, Shuai Zhang, Yi Yuan, Ya Chen, Wenjie Yuan
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Publication number: 20180188014Abstract: A checking tool for measuring a distance between adjacent sinking grooves in an inner hole of a mechanical part, including: a gage block, end cover, sliding piece, pin, base, pin seat, support, measuring rod, spring, barrel, and dial indicator. An inner end face of the base is provided with the sliding piece, at least three concentric circular arc grooves are on the end face, paired eccentric arc grooves are on the sliding piece, the pin connected to the pin seat runs through the base and sliding piece, which is axially limited by the end cover, and the seat rotates relative to the base to realize radial expansion displacement of the sliding piece. A measuring head is formed by the dial indicator, measuring rod, spring and barrel. By positioning the edges of adjacent sinking grooves in an inner hole, measurement for a distance between the grooves is converted into depth measurement.Type: ApplicationFiled: September 25, 2016Publication date: July 5, 2018Applicants: PACIFIC PRECISION FORGING CO., LTD., PACIFIC PRECISION POWERTRAIN CO., LTD.Inventors: Hanguan XIA, Jun QIN, Hongjun ZHAO, Yi DONG, Yong ZHANG
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Patent number: 9889474Abstract: A spraying device comprises: a conveyer comprising a mesh crawler belt configured to carry an object to be sprayed; a baking chamber for heating the object to be sprayed; a spraying chamber having at least one atomizing nozzle disposed within the spraying chamber, the atomizing nozzle being configured to uniformly spray a coating solution on a surface of the object to be sprayed; a cleaning chamber for cleaning the mesh crawler belt and recycling the coating solution carried by the mesh crawler belt; and a solution storage apparatus for storing the coating solution that the spraying chamber needs for spraying; wherein the mesh crawler belt passes successively through the baking chamber, the spraying chamber and the cleaning chamber. The device of the present invention can ensure uniformity of the thickness of a coating layer on the magnet. In addition, the device can improve spraying efficiency and save raw material.Type: GrantFiled: March 3, 2016Date of Patent: February 13, 2018Assignee: Tianhe (Baotou) Advanced Tech Magnet Co., Ltd.Inventors: Juchang Miao, Yong Zhai, Jianxin Ma, Enfeng Gao, Yanling Song, Shulin Diao, Yi Dong, Haibo Yi, Shujie Wu, Yi Yuan, Ya Chen, Wenjie Yuan
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Patent number: 9743497Abstract: A wireless load control system is provided including one or more wireless switch components and one or more load controller components optionally in one-to-one, many-to-many, many-to-one, and one-to-many wireless communication with each other. A wirelessly-controlled load controller assembly includes an enclosure adapted to fit within a junction box, the enclosure comprising a projecting fitting adapted to fit through an aperture of the junction box to maintain the enclosure in fixed relation to the junction box. A control circuit in the enclosure is provided with an antenna that extends through an antenna port that is disposed within the fitting so that when the load controller is mounted in a junction box, the antenna extends through the aperture of the junction box.Type: GrantFiled: June 4, 2014Date of Patent: August 22, 2017Assignee: Levven Automation Inc.Inventors: James Keirstead, Jim Qualie, Yi Dong
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Publication number: 20170168077Abstract: Fluidic devices and methods involving incubation and/or mixing of assay components are provided. In some embodiments, a biological and/or chemical assay may be performed in a fluidic device. The fluidic device may be designed to allow for controlled incubation and/or mixing of two or more assay components. In some such embodiments, the fluidic device may comprise an incubation channel having a relatively large cross-sectional dimension in fluid communication with a detection channel. The incubation channel may allow for adequate mixing and/or incubation of two or more assay components prior to analysis of the assay. In some embodiments, fluidic devices for performing a vitamin D assay are provided.Type: ApplicationFiled: December 8, 2016Publication date: June 15, 2017Applicant: OPKO Diagnostics, LLCInventors: DOUGLAS M. HADDAD, Gary J. Fagan, Yi Dong, Matthew Dirckx, Vincent Linder
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Patent number: 9652632Abstract: Provided are a method and system for repairing a file at user terminal. The method comprises: scanning a file at user terminal, determining whether the file is abnormal, and acquiring file characteristics information; if the file is abnormal, then according to the file characteristics information, acquiring from a cloud server a secure file corresponding to the abnormal file and uploaded before abnormity occurring, wherein the secure file in the cloud server is acquired by directly uploading file of user terminal; and replacing the corresponding abnormal file of the user terminal with the secure file.Type: GrantFiled: May 9, 2013Date of Patent: May 16, 2017Assignee: Beijing Qihoo Technology Company LimitedInventors: Yi Dong, Junxiang Xie, Xuping Liu
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Publication number: 20170062104Abstract: The present invention provides a method for preparing a rare earth permanent magnet material. The preparation method of the present invention comprises atomizing spray process and infiltrating process, wherein the atomizing-sprayed sintered rare earth magnet is placed in a closed container before infiltrating. Through the atomizing spray process a solution containing a heavy rare earth element is coated on the surface of a sintered R1-Fe(Co)—B-A-X-M rare earth magnet, and after baking, heat treatment is performed to infiltrate the sprayed heavy rare earth element to the grain boundary phase of the sintered rare earth magnet. This method decreases the amount of a heavy rare earth element used, increases the coercive force of magnets with a little decrease of remanence, decreases the remanence temperature coefficient and coercive force temperature coefficient of the magnet, and improves resistance of the magnet against demagnetization at a high temperature.Type: ApplicationFiled: March 3, 2016Publication date: March 2, 2017Applicant: Tianhe (Baotou) Advanced Tech Magnet Co., Ltd.Inventors: Shulin Diao, Yi Dong, Haibo Yi, Yuelin Fan, Juchang Miao, Shujie Wu, Yi Yuan, Ya Chen, Wenjie Yuan
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Publication number: 20170062103Abstract: The present invention provides a method for improving coercive force of magnets, this method comprises steps as follows: S2) coating step: coating a coating material on the surface of a magnet and drying it; and S3) infiltrating step: heat treating the magnet obtained from the coating step S2). The coating material comprises (1) metal calcium particles and (2) particles of a material containing a rare earth element; the rare earth element is at least one selected from Praseodymium, Neodymium, Gadolinium, Terbium, Dysprosium, Holmium, Erbium, Thulium, Ytterbium and Lutetium. The method of the present invention can significantly increase coercive force of a permanent magnet material, while remanence and magnetic energy product hardly decrease. In addition, the method of the present invention can significantly decrease the amount of a rare earth element, and accordingly, decrease the production cost.Type: ApplicationFiled: March 3, 2016Publication date: March 2, 2017Applicant: Tianhe (Baotou) Advanced Tech Magnet Co., Ltd.Inventors: Shujie Wu, Yi Dong, Shulin Diao, Haibo Yi, Yichuan Wang, Zhanjiang Hu, Juchang Miao, Yi Yuan, Ya Chen, Wenjie Yuan
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Publication number: 20170062105Abstract: The present invention provides a rare earth permanent magnet material and manufacturing method thereof. The manufacturing method of the present invention comprises a multi-arc ion plating step and a infiltrating step, wherein multi-arc ion plating process is adopted to deposit a metal containing a heavy rare earth element on a surface of a sintered neodymium-iron-boron magnet which has a thickness of 10 mm or less in at least one direction; and then heat treatment is performed on the sintered neodymium-iron-boron after deposition. The sum of an intrinsic coercive force (Hcj, in unit of kOe) and a maximum magnetic energy product ((BH)max, in unit of MGOe) of the permanent magnet material of the present invention is 66.8 or more. Moreover, the manufacturing method of the present invention has high production efficiency and does not increase harmful substances, and the price of devices is relatively low.Type: ApplicationFiled: March 3, 2016Publication date: March 2, 2017Applicant: Tianhe (Baotou) Advanced Tech Magnet Co., Ltd.Inventors: Yi Dong, Shulin Diao, Haibo Yi, Shujie Wu, Zhanjiang Hu, Qian Zhang, Gazhen Liu, Juchang Miao, Yi Yuan, Ya Chen, Wenjie Yuan
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Publication number: 20170062127Abstract: The present invention provides a method for preparing a permanent magnet material, the method comprising coating step and infiltrating step, wherein, coating a rare earth element-containing substance on the surface of a permanent magnet, the magnet having a thickness of 10 mm or less at least in one direction, then placing the magnet into a container, vacuuming to an atmospheric pressure of below 10 Pa, closing the passageway, and then heat treating the closed container. Using the method of the present invention enables the rare earth element to infiltrate homogeneously with a high permeability. In addition, the present invention may have a lower production cost, significantly increase coercive force of the permanent magnet material, but decrease the remanence very little.Type: ApplicationFiled: March 3, 2016Publication date: March 2, 2017Applicant: Tianhe (Baotou) Advanced Tech Magnet Co., Ltd.Inventors: Haibo Yi, Yi Dong, Shulin Diao, Yi Yuan, Shujie Wu, Cailing Sun, Juchang Miao, Ya Chen, Wenjie Yuan
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Publication number: 20170050222Abstract: A spraying device comprises: a conveyer comprising a mesh crawler belt configured to carry an object to be sprayed; a baking chamber for heating the object to be sprayed; a spraying chamber having at least one atomizing nozzle disposed within the spraying chamber, the atomizing nozzle being configured to uniformly spray a coating solution on a surface of the object to be sprayed; a cleaning chamber for cleaning the mesh crawler belt and recycling the coating solution carried by the mesh crawler belt; and a solution storage apparatus for storing the coating solution that the spraying chamber needs for spraying; wherein the mesh crawler belt passes successively through the baking chamber, the spraying chamber and the cleaning chamber. The device of the present invention can ensure uniformity of the thickness of a coating layer on the magnet. In addition, the device can improve spraying efficiency and save raw material.Type: ApplicationFiled: March 3, 2016Publication date: February 23, 2017Inventors: Juchang Miao, Yong Zhai, Jianxin Ma, Enfeng Gao, Yanling Song, Shulin Diao, Yi Dong, Haibo Yi, Shujie Wu, Yi Yuan, Ya Chen, Wenjie Yuan
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Publication number: 20170051390Abstract: An infiltration device comprises a heating room, a rotary tray, a rotary bracket, a material box, an elevating mechanism and a transmission device, wherein the heating room has an annular groove, and the rotary tray is arranged below an opening end at a lower end of the heating room; the rotary bracket is installed on the rotary tray; the material box is arranged on the rotary bracket; the rotary tray and the material box can move upward and downward under the action of the elevating mechanism; the rotary bracket can spin in the annular groove and revolve around a central axis of the rotary tray under the action of the transmission device. The infiltration method provided by the invention comprises the steps of charging, vacuum-pumping, high temperature infiltrating, cooling, discharging, etc.Type: ApplicationFiled: March 3, 2016Publication date: February 23, 2017Inventors: Juchang Miao, Yong Zhai, Jianxin Ma, Enfeng Gao, Yanling Song, Shulin Diao, Yi Dong, Haibo Yi, Shujie Wu, Yi Yuan, Ya Chen, Wenjie Yuan
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Patent number: 9555454Abstract: Described herein are systems for manipulating a flowable substance, comprising: a flowable substance; a heating means; a cooling means; and a composition comprising chemically inert particles coated with a stimuli-responsive material. Compositions and methods for using the compositions are also described herein.Type: GrantFiled: March 14, 2014Date of Patent: January 31, 2017Assignee: Lehigh UniversityInventors: Sibel Pamukcu, Yi Dong
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Patent number: 9550162Abstract: This invention provides methods and systems to prepare replicate arrays from master arrays of liquid solutions. Replicate arrays of liquid solutions can be reacted to form product solid inorganic material arrays for analysis and selection of optimum processes and products with desirable properties.Type: GrantFiled: September 19, 2005Date of Patent: January 24, 2017Assignee: Intematix CorporationInventors: Yi Dong, Shifan Cheng, Dejie Tao, Yi-Qun Li
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Publication number: 20160335191Abstract: The present disclosure provides a cache cleaning method, a cache cleaning apparatus and a client, which improves a cache cleaning efficiency in a client and improves a user experience effectively. The method includes: detecting an amount of used caches in a mobile terminal; if the amount of used caches is larger than a preset threshold, sending a cache application request to an operating system of the mobile terminal so as to trigger a preset cache release rule in the operating system; and after the operating system releases corresponding caches according to the preset cache release rule, sending a cache release request to the operating system such that the operating system releases caches allocated for the cache application request according to the cache release request. The present disclosure may be used in a cache management technique of a mobile terminal.Type: ApplicationFiled: August 13, 2014Publication date: November 17, 2016Inventors: Yi DONG, Hang WEI, Dingpan LI, Jian MA
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Publication number: 20160336130Abstract: A wireless load control system is provided including one or more wireless switch components and one or more load controller components optionally in one-to-one, many-to-many, many-to-one, and one-to-many wireless communication with each other. A wireless switch assembly includes a base and a corresponding rocker shell that together define an enclosure for a control circuit and at least one elastically deformable actuator, the actuator being movable between an engaged position and a disengaged position.Type: ApplicationFiled: July 25, 2016Publication date: November 17, 2016Inventors: James KEIRSTEAD, Jim QUALIE, Yi DONG
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Patent number: 9410083Abstract: Disclosed herein are “smart” phosphor compositions capable of regulating the chromaticity of their emission to substantially constant values even with variations in the excitation radiation they receive to induce photoluminescence. One phosphor of the smart composition demonstrates an increase in emission intensity increases as the wavelength of the excitation radiation is increased. The other phosphor shows a decrease in emission intensity with increasing excitation wavelength. Constant chromaticity in this context is defined as a change in CIE x or y coordinate of less than about five percent over a 10 nm range of excitation wavelengths.Type: GrantFiled: October 22, 2010Date of Patent: August 9, 2016Assignee: Intematix CorporationInventors: Yi-Qun Li, Yi Dong
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Patent number: 9401252Abstract: A wireless load control system is provided including one or more wireless switch components and one or more load controller components optionally in one-to-one, many-to-many, many-to-one, and one-to-many wireless communication with each other. A wireless switch assembly includes a base and a corresponding rocker shell that together define an enclosure for a control circuit and at least one elastically deformable actuator, the actuator being movable between an engaged position and a disengaged position.Type: GrantFiled: June 4, 2014Date of Patent: July 26, 2016Assignee: LEVVEN AUTOMATION INC.Inventors: James Keirstead, Jim Qualie, Yi Dong
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Patent number: 9349006Abstract: A method and device perform program identification based on machine learning. The method includes: analyzing an inputted unknown program, and extracting a feature of the unknown program; coarsely classifying the unknown program according to the extracted feature; judging by inputting the unknown program into a corresponding decision-making machine generated by training according to a result of the coarse classification; and outputting an identification result of the unknown program. The identification result is a malicious program or a non-malicious program. The method can save a lot of manpower and improve the identification efficiency for a malicious program by using the decision-making machine.Type: GrantFiled: November 18, 2011Date of Patent: May 24, 2016Assignee: BEIJING QIHOO TECHNOLOGY COMPANY LIMITEDInventors: Hongyi Zhou, Yi Dong, Hui Zhou
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Patent number: D791209Type: GrantFiled: January 7, 2015Date of Patent: July 4, 2017Inventors: Yi Dong, Nick Cronan