Patents by Inventor Xiaozhong Zhang
Xiaozhong Zhang 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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Patent number: 11841092Abstract: A pressure-tight stein cylinder seal and a self-energizing stein shoulder seal matching the stein cylinder seal that both use an equilaterally triangular soft ring as their sealing element, wherein their designing rules are first, by means of wedging function of a hard gland coaxial with the stein cylinder, to convert their original axial tightening force 2f respectively into a radial compression force 4f/?3 of their soft ring 04 on the stein 02 cylinder and another radial compression force 2f of their soft ring 06 on the stein 02 shoulder and ensure that the two soft rings are so compressed from a great room to a small room as to be able to pass a pressure or stress exactly to each different direction, then to cut off their off-stein corners to give their cavities an opening or give each soft ring an axial compressing allowance, and last, by means of anti-extrusion metallic C-rings without axial resistance, to close each opening to provide a full support for the sealing deformation of their soft rings compreType: GrantFiled: October 7, 2022Date of Patent: December 12, 2023Assignee: BAOYI GROUP CO., LTD.Inventors: Changxiang Xu, Xiaozhong Zhang
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Patent number: 11809856Abstract: Systems and methods for upgrading the firmware of a wireless communication device (202). A wireless communication device (202) may comprise a first processor (204) and a first memory (206) configured to receive monitored data from one or more sensors (210), and wirelessly communicate the received monitored data.Type: GrantFiled: September 14, 2016Date of Patent: November 7, 2023Assignee: HONEYWELL INTERNATIONAL INC.Inventors: Wei Wu, Feng Su, Xiaozhong Zhang, Zhiyu Wang
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Publication number: 20230106630Abstract: A pressure-tight stein cylinder seal and a self-energizing stein shoulder seal matching the stein cylinder seal that both use an equilaterally triangular soft ring as their sealing element, wherein their designing rules are first, by means of wedging function of a hard gland coaxial with the stein cylinder, to convert their original axial tightening force 2f respectively into a radial compression force 4f/?3 of their soft ring 04 on the stein 02 cylinder and another radial compression force 2f of their soft ring 06 on the stein 02 shoulder and ensure that the two soft rings are so compressed from a great room to a small room as to be able to pass a pressure or stress exactly to each different direction, then to cut off their off-stein corners to give their cavities an opening or give each soft ring an axial compressing allowance, and last, by means of anti-extrusion metallic C-rings without axial resistance, to close each opening to provide a full support for the sealing deformation of their soft rings compreType: ApplicationFiled: October 7, 2022Publication date: April 6, 2023Inventors: Changxiang Xu, Xiaozhong Zhang
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Patent number: 11543053Abstract: A pressure-tight stem cylinder seal and a self-energizing stem shoulder seal matching the stem cylinder seal that both use an equilaterally triangular soft ring as their sealing element, wherein their designing rules are first, by means of wedging function of a hard gland coaxial with the stem cylinder, to convert their original axial tightening force 2f respectively into a radial compression force 4f/?3 of their soft ring 04 on the stem 02 cylinder and another radial compression force 2f of their soft ring 06 on the stem 02 shoulder and ensure that the two soft rings are so compressed from a great room to a small room as to be able to pass a pressure or stress exactly to each different direction, then to cut off their off-stem corners to give their cavities an opening or give each soft ring an axial compressing allowance, and last, by means of anti-extrusion metallic C-rings without axial resistance, to close each opening to provide a full support for the sealing deformation of their soft rings compressed inType: GrantFiled: November 14, 2018Date of Patent: January 3, 2023Assignee: BAOYI GROUP CO., LTD.Inventors: Changxiang Xu, Xiaozhong Zhang
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Publication number: 20220018462Abstract: A pressure-tight stem cylinder seal and a self-energizing stem shoulder seal matching the stem cylinder seal that both use an equilaterally triangular soft ring as their sealing element, wherein their designing rules are first, by means of wedging function of a hard gland coaxial with the stem cylinder, to convert their original axial tightening force 2f respectively into a radial compression force 4f/?3 of their soft ring 04 on the stem 02 cylinder and another radial compression force 2f of their soft ring 06 on the stem 02 shoulder and ensure that the two soft rings are so compressed from a great room to a small room as to be able to pass a pressure or stress exactly to each different direction, then to cut off their off-stem corners to give their cavities an opening or give each soft ring an axial compressing allowance, and last, by means of anti-extrusion metallic C-rings without axial resistance, to close each opening to provide a full support for the sealing deformation of their soft rings compressed inType: ApplicationFiled: November 14, 2018Publication date: January 20, 2022Inventors: Changxiang Xu, Xiaozhong Zhang
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Publication number: 20210279051Abstract: Systems and methods for upgrading the firmware of a wireless communication device (202). A wireless communication device (202) may comprise a first processor (204) and a first memory (206) configured to receive monitored data from one or more sensors (210), and wirelessly communicate the received monitored data.Type: ApplicationFiled: September 14, 2016Publication date: September 9, 2021Inventors: Wei WU, Feng SU, Xiaozhong ZHANG, Zhiyu WANG
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Patent number: 10996133Abstract: A tightness-gauging device and a meter for gauging a pressure's sustainability pt for a pressure vessel or system are provided. A pressure is produced against the test fluid inside a piston cylinder communicated with the tested vessel or system by a fixed-pressure supplying assembly including a weight, a piston, and a piston cylinder successively arranged coaxially and vertically. An equation RL=pt/C is used to represent the tightness of the pressure vessel or system. The equation pt=p(p?0.5?p)?t/?p is used in the meter for gauging the pressure's sustainability pt to express the pressure's sustainability, where p is the fixed test pressure, t is the elapsed time for the fluid to leak completely, C is the cubage of the pressure vessel or system, ?p is the drop value of the pressure, and ?t is the elapsed time for the pressure to descend from p to (p??p) caused by the leakage.Type: GrantFiled: July 26, 2016Date of Patent: May 4, 2021Assignee: BAOYI GROUP CO. LTD.Inventors: Changxiang Xu, Xiaozhong Zhang, Xiaoqiu Zhang
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Patent number: 10243333Abstract: A disclosed wire stripper device comprises a sectioned shaft having a removable section thereof configured to have a first joint between a first bearing end of the shaft and a midsection and a second joint between the midsection and a second bearing end of the shaft. The first joint and second joints comprise a midsection portion at each joint and a complementary shaft portion of the respective first and second bearing ends. A first removable coupling is configured to hold the first joint portions together and a second coupling configured to hold the second joint portions together during a rotation of the sectioned shaft and allow a decoupling of the first and second joint portions otherwise. A method for the maintenance of a wire stripper device is disclosed comprising removing a section of a sectioned shaft by removing the coupling collars retaining the joints of the shaft sections.Type: GrantFiled: August 11, 2014Date of Patent: March 26, 2019Inventor: Xiaozhong Zhang
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Publication number: 20190025153Abstract: A sealing tightness measuring device and a pressure-retaining capability measuring gauge for a pressure container or system is provided. A pressure is produced against the testing fluid inside a piston cylinder communicated with the tested container or system by an assembly including a weight, a piston, and a piston cylinder successively arranged through a coaxial plumb bob. An equation RL=pt/C is used to represent the sealing tightness of the pressure container or system. The equation pt=p(p?0.5?p)?t/?p is used in the pressure-retaining capability measuring gauge to express the pressure-retaining capability, wherein p is the fixed testing fluid pressure, t is the elapsed time for the fluid to leak completely, C is the volume of the pressure container or system, ?p is the drop value of the pressure, and ?t is the elapsed time for the pressure to descend from p to (p??p) caused by the leakage.Type: ApplicationFiled: July 26, 2016Publication date: January 24, 2019Applicant: BAOYI GROUP CO. LTD.Inventors: Changxiang XU, Xiaozhong ZHANG, Xiaoqiu ZHANG
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Patent number: 9608416Abstract: An insulated wire clamp device as disclosed for a wire stripper machine comprises a first beveled rotary collar on a first side of a shank and a second beveled rotary collar on a second side of the shank having a cutting blade there between. The collars comprise a first clamp and a second clamp of an insulated wire in a complementary V-shaped wire drive wheel. The wire drive wheel comprises a third and a fourth clamp of the wire on inner sides of the V-shaped wire drive wheel and the cutting blade comprises a fifth clamp of the wire in a cutting plane thereof. Shank spacers between the first collar and the rotary cutting blade and between the second collar and the rotary cutting blade add predetermined and incremental spacing options between three of the five clamps in the cutting plane of the insulated wire in the wire stripping machine.Type: GrantFiled: July 10, 2014Date of Patent: March 28, 2017Inventor: Xiaozhong Zhang
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Patent number: 9466956Abstract: A wire stripper tool device is disclosed. The disclosed device comprises a wire retaining dial defining a plurality of graduated holes adjacent to a circumference thereof and an inlet for each hole defined from the circumference to a radius of each hole. The dial is configured to retain and center an insulated wire in one of the graduated holes for a blade to cut the wire through a respective inlet thereof. A spring-loaded two piece body is configured to allow the cutting blade set in a first body piece thereof to be raised and lowered relative to the wire retaining dial set in a second body piece thereof. A limiter set in the first body piece is configured in opposition to a boss in the second body piece. The limiter predetermines a minimum lateral displacement between the two body pieces based on an extension of the limiter relative to the boss.Type: GrantFiled: July 29, 2014Date of Patent: October 11, 2016Inventor: Xiaozhong Zhang
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Publication number: 20160043534Abstract: A disclosed wire stripper device comprises a sectioned shaft having a removable section thereof configured to have a first joint between a first bearing end of the shaft and a midsection and a second joint between the midsection and a second bearing end of the shaft. The first joint and second joints comprise a midsection portion at each joint and a complementary shaft portion of the respective first and second bearing ends. A first removable coupling is configured to hold the first joint portions together and a second coupling configured to hold to the second joint portions together during a rotation of the sectioned shaft and allow a decoupling of the first and second joint portions otherwise. A method for the maintenance of a wire stripper device is disclosed comprising removing a section of a sectioned shaft by removing the coupling collars retaining the joints of the shaft sections.Type: ApplicationFiled: August 11, 2014Publication date: February 11, 2016Inventor: Xiaozhong Zhang
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Publication number: 20160036206Abstract: A wire stripper tool device is disclosed. The disclosed device comprises a wire retaining dial defining a plurality of graduated holes adjacent to a circumference thereof and an inlet for each hole defined from the circumference to a radius of each hole. The dial is configured to retain and center an insulated wire in one of the graduated holes for a blade to cut the wire through a respective inlet thereof. A spring-loaded two piece body is configured to allow the cutting blade set in a first body piece thereof to be raised and lowered relative to the wire retaining dial set in a second body piece thereof. A limiter set in the first body piece is configured in opposition to a boss in the second body piece. The limiter predetermines a minimum lateral displacement between the two body pieces based on an extension of the limiter relative to the boss.Type: ApplicationFiled: July 29, 2014Publication date: February 4, 2016Inventor: Xiaozhong Zhang
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Patent number: 9130142Abstract: The present invention relates to a magnetoresistance device using a semiconductor substrate and a method for manufacturing the same. The magnetoresistance device includes: a semiconductor substrate; an oxidation layer disposed on a surface of the semiconductor substrate; electrodes disposed on the oxidation layer; and at least one diode connected between at least two of the electrodes. The magnetoresistance device of the present invention has excellent performances of a high field magnetoresistance characteristic and high sensitivity at low magnetic field, and has advantages of low power consumption, simple device structure, low cost and simple manufacturing process.Type: GrantFiled: April 11, 2012Date of Patent: September 8, 2015Assignee: Tsinghua UniversityInventors: Xiaozhong Zhang, Caihua Wan, Xili Gao, Jimin Wang, Lihua Wu
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Publication number: 20140318323Abstract: An insulated wire clamp device as disclosed for a wire stripper machine comprises a first beveled rotary collar on a first side of a shank and a second beveled rotary collar on a second side of the shank having a cutting blade there between. The collars comprise a first clamp and a second clamp of an insulated wire in a complementary V-shaped wire drive wheel. The wire drive wheel comprises a third and a fourth clamp of the wire on inner sides of the V-shaped wire drive wheel and the cutting blade comprises a fifth clamp of the wire in a to cutting plane thereof. Shank spacers between the first collar and the rotary cutting blade and between the second collar and the rotary cutting blade add predetermined and incremental spacing options between three of the five clamps in the cutting plane of the insulated wire in the wire stripping machine.Type: ApplicationFiled: July 10, 2014Publication date: October 30, 2014Inventor: Xiaozhong Zhang
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Publication number: 20140035076Abstract: The present invention relates to a magnetoresistance device using a semiconductor substrate and a method for manufacturing the same. The magnetoresistance device includes: a semiconductor substrate; an oxidation layer disposed on a surface of the semiconductor substrate; electrodes disposed on the oxidation layer; and at least one diode connected between at least two of the electrodes. The magnetoresistance device of the present invention has excellent performances of a high field magnetoresistance characteristic and high sensitivity at low magnetic field, and has advantages of low power consumption, simple device structure, low cost and simple manufacturing process.Type: ApplicationFiled: April 11, 2012Publication date: February 6, 2014Applicant: Tsinghua UniversityInventors: Xiaozhong Zhang, Caihua Wan, Xili Gao, Jimin Wang, Lihua Wu
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Patent number: 8205528Abstract: A wire stripper adaption as disclosed comprises an output limiter to limit a splitting point of an insulation from an insulated wire at a first predetermined distance. The output limiter is suspended in any position radial to the wire leaving the wire stripper. An input guide is configured to axially align the insulated wire entering the wire stripper at a second predetermined distance radial to the wire entering the wire stripper. One of a circular hole and a semicircular hole defined in a body or the wire stripper itself cuts the insulation around the wire as it is circularly passed around a sharpened edge of the hole. The body defines three hole pairs configured to position an elongate cutting blade in the body for an operator to sharpen a first end of the elongate blade and a first and second beveled edges at an acute angle to the first end.Type: GrantFiled: September 17, 2011Date of Patent: June 26, 2012Inventor: Xiaozhong Zhang
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Patent number: D764553Type: GrantFiled: August 18, 2014Date of Patent: August 23, 2016Inventor: Xiaozhong Zhang
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Patent number: D823361Type: GrantFiled: October 22, 2014Date of Patent: July 17, 2018Inventor: Xiaozhong Zhang
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Patent number: D1068251Type: GrantFiled: October 18, 2022Date of Patent: April 1, 2025Assignee: Shenzhen Ekong Technology Co., Ltd.Inventors: Haiyan Qin, Xiaozhong Zhang, Hongpeng Xie, Changren Zhi