Patents by Inventor Yanjun Han
Yanjun Han 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: 9037342Abstract: A detection apparatus comprises a freely-movable integral framework provided with front wheels and rear wheels, characterized in that, a control portion and a scan portion, and a driving mechanism driving said framework to move are provided on said framework, wherein said framework is provided with a first interface for connecting to external power, so that said detection apparatus is driven by external power via the driving mechanism to perform detection while conducting detection on site, and wherein the semitrailer for mounting the framework is provided with a second interface connectable to a traction apparatus so as to connect the detection apparatus and the traction apparatus while carrying out site-changing transportation. Said detection apparatus is not affected by the alteration of the emission standards, has low failure rate and maintenance cost, has zero emission in the detection state, and is pollution-free.Type: GrantFiled: April 22, 2009Date of Patent: May 19, 2015Assignee: NUCTECH COMPANY LIMITEDInventors: Junping Shi, Shangmin Sun, Jinning Liang, Quanwei Song, Yucheng Wu, Bin Hu, Yanjun Han, Xuejing Yang
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Patent number: 7663109Abstract: The present invention discloses a mobile cantilever door-type container inspection system, in the art of radiation scanning imaging inspection technology. The system according to the present invention comprises a moveable scanning apparatus formed by a scanning frame and a remote control device, wherein the scanning frame comprises a radiation source and some detectors, wherein the radiation source or an apparatus cabin wherein the radiation source is disposed is connected with an L-shaped cantilever structure to form a door-type scanning frame, wherein beneath the radiation source or the apparatus cabin wherein the radiation source is disposed are provided with rollers that can reciprocatingly move on rails and are controlled by drive means. The detectors are disposed in a cross beam and a vertical beam of the cantilever structure of the door-type scanning frame. Rays of the radiation source are right in alignment with rows of detectors in the cantilever structure.Type: GrantFiled: March 12, 2008Date of Patent: February 16, 2010Assignees: Tsinghua University, Nuctech Company LimitedInventors: Kejun Kang, Zhiqiang Chen, Qitian Miao, Yuanjing Li, Nan Jiang, Hua Peng, Xuewu Wang, Jinning Liang, Shangmin Sun, Zhizhong Liang, Quanwei Song, Yucheng Wu, Yanjun Han, Guang Yang, Bin Hu, Jingyu Gu
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Publication number: 20090271068Abstract: A detection apparatus comprises a freely-movable integral framework provided with front wheels and rear wheels, characterized in that, a control portion and a scan portion, and a driving mechanism driving said framework to move are provided on said framework, wherein said framework is provided with a first interface for connecting to external power, so that said detection apparatus is driven by external power via the driving mechanism to perform detection while conducting detection on site, and wherein the semitrailer for mounting the framework is provided with a second interface connectable to a traction apparatus so as to connect the detection apparatus and the traction apparatus while carrying out site-changing transportation. Said detection apparatus is not affected by the alteration of the emission standards, has low failure rate and maintenance cost, has zero emission in the detection state, and is pollution-free.Type: ApplicationFiled: April 22, 2009Publication date: October 29, 2009Applicant: NUCTECH COMPANY LIMITEDInventors: Junping Shi, Shangmin Sun, Jinning Liang, Quanwei Song, Yucheng Wu, Bin Hu, Yanjun Han, Xuejing Yang
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Publication number: 20080156992Abstract: The present invention discloses a mobile cantilever door-type container inspection system, in the art of radiation scanning imaging inspection technology. The system according to the present invention comprises a moveable scanning apparatus formed by a scanning frame and a remote control device, wherein the scanning frame comprises a radiation source and some detectors, wherein the radiation source or an apparatus cabin wherein the radiation source is disposed is connected with an L-shaped cantilever structure to form a door-type scanning frame, wherein beneath the radiation source or the apparatus cabin wherein the radiation source is disposed are provided with rollers that can reciprocatingly move on rails and are controlled by drive means. The detectors are disposed in a cross beam and a vertical beam of the cantilever structure of the door-type scanning frame. Rays of the radiation source are right in alignment with rows of detectors in the cantilever structure.Type: ApplicationFiled: March 12, 2008Publication date: July 3, 2008Applicants: TSINGHUA UNIVERSITY, NUCTECH COMPANY LIMITEDInventors: Kejun Kang, Zhiqiang Chen, Qitian Miao, Yuanjing Li, Nan Jiang, Hua Peng, Xuewu Wang, Jinning Liang, Shangmin Sun, Zhizhong Liang, Quanwei Song, Yucheng Wu, Yanjun Han, Guang Yang, Bin Hu, Jingyu Gu
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Patent number: 7352843Abstract: A combined mobile container inspection system, comprising: a radiation source; a chassis; a rotatable deck provided at an end of the upper surface of said chassis and rotatable with respect to said chassis, provided with a parallelogram bracket formed by a hingedly-connected four-bar linkage mechanism, wherein the cross link of the parallelogram bracket extends to form a horizontal cross arm with detectors, the other end of said horizontal cross arm is connected with a vertical upright arm, which is vertical or parallel to said horizontal cross arm; and a sliding deck provided at the rear end of the rotatable deck and movable upwardly and downwardly, said sliding deck is provided, in turn, with the radiation source, the X-ray therefrom is always right in the face of the detectors provided in the horizontal cross arm and vertical upright arm, calibrator and collimator.Type: GrantFiled: December 2, 2004Date of Patent: April 1, 2008Assignees: Nuctech Company Limited, Tsinghua UniversityInventors: Haifeng Hu, Yucheng Wu, Shangmin Sun, Zhiqiang Chen, Guang Yang, Zhengyu Bai, Rongxuan Liu, Hongliang Yang, Jianjun Su, Jiantao Wang, Yanjun Han, Bin Hu, Quanwei Song, Nan Jiang, Hua Peng, Jianmin Li, Wanquan Shen, Zhizhong Liang
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Patent number: 7327830Abstract: A collimation and calibration integrative apparatus for container inspection system includes a collimating block; a calibrating block; a base plate; a motor and a plurality of supporting units fixed on the base plate; a transmission unit coupled to the motor for transmitting movement from the motor to a bearing plate, characterized in that the apparatus further includes: a sliding plate having one end connected to the bearing plate and the other end slidably fitted to guide rails provided on the base plate; a stationary plate fixedly connected to the sliding plate, wherein the collimating block and the calibrating block are provided on the stationary plate to form an integrative structure and an assembly gap is formed between the collimating block and the calibrating block, whereby the collimating block and the calibrating block on the stationary plate are driven by the transmission unit and the bearing plate to be moved integrally.Type: GrantFiled: July 21, 2006Date of Patent: February 5, 2008Assignees: Nuctech Company Limited, Tsinghua UniversityInventors: Fengjun Zhang, Shangmin Sun, Junli Li, Yanli Deng, Zhizhong Liang, Yanjun Han, Guibin Lin, Bing Wang
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Publication number: 20070110215Abstract: A combined mobile container inspection system, comprising: a radiation source; a chassis; a rotatable deck provided at an end of the upper surface of said chassis and rotatable with respect to said chassis, provided with a parallelogram bracket formed by a hingedly-connected four-bar linkage mechanism, wherein the cross link of the parallelogram bracket extends to form a horizontal cross arm with detectors, the other end of said horizontal cross arm is connected with a vertical upright arm, which is vertical or parallel to said horizontal cross arm; and a sliding deck provided at the rear end of the rotatable deck and movable upwardly and downwardly, said sliding deck is provided, in turn, with the radiation source, the X-ray therefrom is always right in the face of the detectors provided in the horizontal cross arm and vertical upright arm, calibrator and collimator.Type: ApplicationFiled: December 2, 2004Publication date: May 17, 2007Applicants: Nuctech Company Limited, Tsinghua UniversityInventors: Haifeng Hu, Yucheng Wu, Shangmin Sun, Zhiqiang Chen, Guang Yang, Zhengyu Bai, Rongxuan Liu, Hongliang Yang, Jianjun Su, Jiantao Wang, Yanjun Han, Bin Hu, Quanwei Song, Nan Jiang, Hua Peng, Jianmin Li, Wanquan Shen, Zhizhong Liang
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Publication number: 20070019786Abstract: The present invention provides a collimation and calibration integrative apparatus for container inspection system, which relates to inspection technique by radiation scanning and imaging.Type: ApplicationFiled: July 21, 2006Publication date: January 25, 2007Applicants: Nuctech Company Limited, Tsinghua UniversityInventors: Fengjun Zhang, Shangmin Sun, Junli Li, Yanli Deng, Zhizhong Liang, Yanjun Han, Guibin Lin, Bing Wang
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Publication number: 20060126772Abstract: A container inspection system with CT tomographic scanning function, which is related to a large container inspection system for Customs, is disclosed, comprising: a radiation source; an annular rotatable rack with the radiation source provided at the outside thereof and rotated with it; an annular rack body for supporting the annular rotatable rack in a vertical plane; a driving device for rotating the annular rotatable rack; a detector array provided in the inner side of said annular rotatable rack and opposed to a side where the radiation source is provided; a transmission device passing through the annular rotatable rack and annular rack body, and transmitting a container truck to be detected in linear movement; a remote control device for controlling the operations of the radiation source, the driving device and the transmission device, and receiving/displaying the image signal obtained by the detector array.Type: ApplicationFiled: November 23, 2005Publication date: June 15, 2006Applicants: Nuctech Company Limited, Tsinghua UniversityInventors: Haifeng Hu, Qitian Miao, Liming Wang, Kejun Kang, Zhiqiang Chen, Yucheng Wu, Shangmin Sun, Yanjun Han, Hua Peng, Nan Jiang, Zhizhong Liang