Patents by Inventor Zhengjun Zhou
Zhengjun Zhou 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: 20250040762Abstract: A grinding device includes a grinding assembly, a power output assembly, and a manipulation assembly. The grinding assembly includes a mounting member, a first grinding member, and a second grinding member cooperating with the first grinding member to implement grinding. The power output assembly includes a power element and a planetary gear mechanism. The planetary gear mechanism includes a sun gear, a planet gear, an internal gear ring, and a fixation frame. The sun gear is connected to the power element in a force-transfer manner. The planet gear is rotatably mounted at the fixation frame. The fixation frame includes an output member configured to output power. The manipulation assembly is connected to the mounting member. One of the first and second grinding members is connected to the output member in a force-transfer manner. Another one of the first and second grinding members is mounted at the manipulation assembly.Type: ApplicationFiled: August 2, 2024Publication date: February 6, 2025Inventors: Jinzhang ZHAO, Lixin LIU, Zhengjun ZHOU
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Publication number: 20250035228Abstract: A valve body device includes a valve body assembly including a feed flow path and a plurality of discharge flow paths, and a valve core assembly rotatably provided at the valve body assembly and having a reset position and a plurality of working positions along a rotating direction. Each working position corresponds to a discharge flow path. When the valve core assembly is at a working position, a discharge flow path corresponding to the working position communicates with the feed flow path. The valve body device further includes a drive assembly configured to drive the valve core assembly to rotate and including a position detection assembly configured to generate reset information when the valve core assembly is at the reset position, and a detection assembly configured to detect rotation information of the drive assembly and determine a rotating angle of the valve core assembly based on the rotation information.Type: ApplicationFiled: February 23, 2024Publication date: January 30, 2025Inventors: Jinzhang ZHAO, Lixin LIU, Zaisheng GUO, Zhengjun ZHOU, Shaoquan DENG
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Publication number: 20240324553Abstract: A pet feeder is provided. The pet feeder includes a food container, a food exit passage, and a food tray. A first end of the food exit passage is in communication with the food container. The food tray is in communication with a second end of the food exit passage. A downwardly inclined guide portion is arranged on the food tray. The downwardly inclined guide portion extends away from a shell assembly and is connected to a feeding trough.Type: ApplicationFiled: November 26, 2021Publication date: October 3, 2024Applicant: JIANGSU ZHONGHENG PET ARTICLES JOINT-STOCK CO., LTD.Inventors: Tao YANG, Liang GU, Jianchun CHEN, Min CHEN, Zhengjun ZHOU, Yeyang LIAO
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Patent number: 12102064Abstract: A pet feeder is provided. The pet feeder includes a food container, a food exit passage, and a food tray. A first end of the food exit passage is in communication with the food container. The food tray is in communication with a second end of the food exit passage. A downwardly inclined guide portion is arranged on the food tray. The downwardly inclined guide portion extends away from a shell assembly and is connected to a feeding trough.Type: GrantFiled: November 26, 2021Date of Patent: October 1, 2024Assignee: JIANGSU ZHONGHENG PET ARTICLES JOINT-STOCK CO., LTD.Inventors: Tao Yang, Liang Gu, Jianchun Chen, Min Chen, Zhengjun Zhou, Yeyang Liao
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Patent number: 12075750Abstract: A cat litter box includes a shell assembly, a rotary drum, and a driving assembly. The shell assembly includes a top shell, a middle shell, and a bottom shell arranged in sequence in a vertical direction. An excrement collection compartment is arranged inside the bottom shell. The excrement collection compartment is arranged opposite to the middle shell. The top shell is detachably connected to the middle shell. The middle shell is detachably connected to the bottom shell. A mounting cavity is formed between the top shell and the middle shell. The rotary drum is rotatably arranged in the mounting cavity. The driving assembly is detachably connected to the middle shell, and includes a driving unit. The driving unit is drivingly connected to the rotary drum.Type: GrantFiled: November 26, 2021Date of Patent: September 3, 2024Assignee: JIANGSU ZHONGHENG PET ARTICLES JOINT-STOCK CO., LTD.Inventors: Zhengjun Zhou, Liang Gu, Min Chen, Jianchun Chen, Tao Yang, Fen Xie
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Publication number: 20240260535Abstract: A cat litter box includes a shell assembly, a rotary drum, and a driving assembly. The shell assembly includes a top shell, a middle shell, and a bottom shell arranged in sequence in a vertical direction. An excrement collection compartment is arranged inside the bottom shell. The excrement collection compartment is arranged opposite to the middle shell. The top shell is detachably connected to the middle shell. The middle shell is detachably connected to the bottom shell. A mounting cavity is formed between the top shell and the middle shell. The rotary drum is rotatably arranged in the mounting cavity. The driving assembly is detachably connected to the middle shell, and includes a driving unit. The driving unit is drivingly connected to the rotary drum.Type: ApplicationFiled: November 26, 2021Publication date: August 8, 2024Applicant: JIANGSU ZHONGHENG PET ARTICLES JOINT-STOCK CO., LTD.Inventors: Zhengjun ZHOU, Liang GU, Min CHEN, Jianchun CHEN, Tao YANG, Fen XIE
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Patent number: 10649403Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.Type: GrantFiled: August 20, 2018Date of Patent: May 12, 2020Assignee: ZHONGSHAN KINGWAY IMAGE TECH CO., LTD.Inventors: Xueping Ding, Junqing Liu, Zhengjun Zhou, Jizhong Wang
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Publication number: 20180356766Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.Type: ApplicationFiled: August 20, 2018Publication date: December 13, 2018Inventors: Xueping DING, Junqing LIU, Zhengjun ZHOU, Jizhong WANG
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Patent number: 10101705Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.Type: GrantFiled: May 15, 2017Date of Patent: October 16, 2018Inventors: Xueping Ding, Junqing Liu, Zhengjun Zhou, Jizhong Wang
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Publication number: 20170248913Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.Type: ApplicationFiled: May 15, 2017Publication date: August 31, 2017Inventors: Xueping DING, Junqing LIU, Zhengjun ZHOU, Jizhong WANG
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Patent number: 7473837Abstract: Various techniques for synchronizing illumination with an audio signal are disclosed. According to one aspect of the techniques, an audio signal continuously is received and processed one phase or period at a time in an analyzing or detecting unit. From one phase of the audio signal, a set of light controlling parameters are determined from a look-up-table. These light controlling parameters are used to adjust duty cycles of square waves used to drive a plurality of light sources such that the illumination produced is in accordance with the audio signal.Type: GrantFiled: December 23, 2005Date of Patent: January 6, 2009Assignees: Vimicro International Ltd., Vimicro CorporationInventors: Songtao Cui, Zhengjun Zhou, Jun Wang
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Patent number: 7441077Abstract: Techniques for a simple file system for facilitating file transmission are disclosed. According to one aspect of the techniques, a storage device comprises a memory, a creation module, a status record module and a data reading/writing module. The creation module creates a parameter block, a file allocated table, a root directory and a data area in the memory. The starting address of the data area is calculated according to parameters in the parameter block. The status record module stores a last writing address of a last writing access to the memory. The data reading/writing module reads data from the data area according to the starting address and the last writing address.Type: GrantFiled: December 14, 2005Date of Patent: October 21, 2008Assignee: Vimicro CorporationInventors: Shuai Tan, Zhengjun Zhou, Yuan Zhao
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Publication number: 20070038835Abstract: Techniques for a simple file system for facilitating file transmission are disclosed. According to one aspect of the techniques, a storage device comprises a memory, a creation module, a status record module and a data reading/writing module. The creation module creates a parameter block, a file allocated table, a root directory and a data area in the memory. The starting address of the data area is calculated according to parameters in the parameter block. The status record module stores a last writing address of a last writing access to the memory. The data reading/writing module reads data from the data area according to the starting address and the last writing address.Type: ApplicationFiled: December 14, 2005Publication date: February 15, 2007Inventors: Shuai Tan, Zhengjun Zhou, Yuan Zhao
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Publication number: 20060137510Abstract: Various techniques for synchronizing illumination with an audio signal are disclosed. According to one aspect of the techniques, an audio signal continuously is received and processed one phase or period at a time in an analyzing or detecting unit. From one phase of the audio signal, a set of light controlling parameters are determined from a look-up-table. These light controlling parameters are used to adjust duty cycles of square waves used to drive a plurality of light sources such that the illumination produced is in accordance with the audio signal.Type: ApplicationFiled: December 23, 2005Publication date: June 29, 2006Inventors: Songtao Cui, Zhengjun Zhou, Jun Wang
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Publication number: 20060143313Abstract: Techniques for exchanging data between a storage device and a device without having data buffered in a memory of a computing device are disclosed. According to one aspect of the techniques, a method for an external device accessing a storage device via a computing device comprises sending a request to a file system of the storage device for accessing the storage device, responding with an accessing address in the storage device, and accessing directly the storage device in accordance with the accessing address without going over an external bus of a CPU in the computing device.Type: ApplicationFiled: December 14, 2005Publication date: June 29, 2006Inventors: Shuai Tan, Jian Liu, Zhengjun Zhou