Patents by Inventor Yu-Lin JUAN
Yu-Lin JUAN 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: 11045372Abstract: An anti-bedsore bed may comprise a bed unit, a first bed body, and a second bed body. The bed unit has a first mattress, and a bottom portion is coupled on a bottom surface thereof. Moreover, the bottom portion comprises a plurality of first supporting units at positions corresponding to a user's upper back, middle portion of back and lower back, and each of the first supporting units has a first sliding block moveably mounted on the bottom portion. Each of the first sliding blocks has a first supporting rod, and an abutting unit is pivotally connected to an upper end of the first supporting rod. Each of first power units secured on a bottom surface of the first sliding block is engaged with the first supporting rod while each of second power units secured on the bottom portion is engaged with the first sliding block.Type: GrantFiled: September 6, 2018Date of Patent: June 29, 2021Inventors: Meng-Yuan Hsieh, Tsair-Rong Chen, Yi-Lung Lee, Yu-Lin Juan
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Publication number: 20200078240Abstract: An anti-bedsore bed may comprise a bed unit, a first bed body, and a second bed body. The bed unit has a first mattress, and a bottom portion is coupled on a bottom surface thereof. Moreover, the bottom portion comprises a plurality of first supporting units at positions corresponding to a user's upper back, middle portion of back and lower back, and each of the first supporting units has a first sliding block moveably mounted on the bottom portion. Each of the first sliding blocks has a first supporting rod, and an abutting unit is pivotally connected to an upper end of the first supporting rod. Each of first power units secured on a bottom surface of the first sliding block is engaged with the first supporting rod while each of second power units secured on the bottom portion is engaged with the first sliding block.Type: ApplicationFiled: September 6, 2018Publication date: March 12, 2020Applicants: TERA AUTOTECH CORPORATION, Department of Electrical Engineering, National Changhua University of EducationInventors: Meng-Yuan Hsieh, Tsair-Rong Chen, Yi-Lung Lee, Yu-Lin Juan
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Patent number: 10456084Abstract: An intelligent hospital bed may comprise a hospital bed, a first measuring unit, at least a second measuring unit, a third measuring unit, a central processor and a remote transmission device. The central processor is configured to receive signals from the measuring units and interpret the signals through comparison of data in a database of the central processor or a server. After interpreting, the central processor is configured to connect to the remote transmission device and send the interpreted information to a human-computer interaction through the remote transmission device such that the caregiver is able to master real-time conditions of patients respectively in the hospital beds including injection and urination status at the same time, thereby achieving the most effective allocation and utilization of care resource.Type: GrantFiled: August 2, 2018Date of Patent: October 29, 2019Assignees: Yung Hsiang Information Management, Co. Ltd, Dept. of Electrical Engineering, National Changhua University of EducationInventors: Yao-Sheng Lin, Tsair-Rong Chen, Yu-Lin Juan
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Publication number: 20190216028Abstract: A plant cultivating apparatus may comprise a cultivating unit, a plurality of cultivating cups, a nutrient bucket, a motor, a temperature adjusting unit, a temperature and humidity sensor, and a control unit. The control unit, which is electrically connected to the motor, the temperature adjusting unit and the sensor, is configured to receive environmental data such as temperature and humidity from the sensor and to turn on/off the motor or/and the temperature adjusting unit according to the received data.Type: ApplicationFiled: January 15, 2018Publication date: July 18, 2019Applicants: RAY CHUAN ENTERPRISE CO., LTD., Department of Electrical Engineering, National Changhua University of EducationInventors: Fu-Hsiang Ho, Tsair-Rong Chen, Po-Hsuan Chen, Yu-Lin Juan, Yi-Lung Lee
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Patent number: 10166616Abstract: A band saw machine includes a working platform, a cutting machine, a vertical displacement element causing the cutting machine to move vertically, a height sensor and a central processor. The working platform includes a reference plane for placing a workpiece. The cutting machine includes a driving wheel, a driven wheel, a band saw wound on the driving wheel and the driven wheel, and a motor that electrically drives the driving wheel. The band saw includes a starting cutting tooth and a processing cutting tooth sequentially arranged. The height sensor detects a starting cutting point of the workpiece farthest from the reference plane. The central processor receives information of a position of the starting cutting point, and controls a displacement speed of the vertical displacement element and a first rotational speed of the motor to cause the starting cutting tooth to first cut at the starting cutting point.Type: GrantFiled: August 16, 2017Date of Patent: January 1, 2019Assignees: TERA AUTOTECH CORPORATION, DEPARTMENT OF ELECTRICAL ENGINEERING, NATIONAL CHANGHUA UNIVERSITY OF EDUCATIONInventors: Peng-Lai Chen, Yi-Lung Lee, Po-Hsuan Chen, Tsair-Rong Chen, Yu-Lin Juan
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Patent number: 10080580Abstract: A curette for pituitary adenoma surgery may include a curette having a tubular blade portion. A first cutting edge is formed at a first end of the blade portion, and a protective shell is formed at an outer periphery of the first cutting edge. A first annular ring formed at a first end of the protective shell is located at the same side of the first cutting edge, and a rod portion extended from a surface of the protective shell is configured to provide a handhold for a user. The first annular ring of the protective shell can prevent the first cutting edge of the blade portion from accidentally cutting the meninges or blood vessels during pituitary adenoma surgery. Thus, the curette can improve the efficiency of the surgery and lower surgery time, anesthetic dosage and risk of the surgery.Type: GrantFiled: December 9, 2015Date of Patent: September 25, 2018Assignees: Ying Changs Industry Corp.Inventors: Hsing-Fu Wu, Tsair-Rong Chen, Yu-Lin Juan
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Patent number: 10035677Abstract: A magnetic retractable line divider may include at least a reel assembly having a shell, and a magnetic portion is installed thereon. An elastic line divider belt is wound on the reel assembly, and a magnetic member is connected to a lateral end of the line divider belt. The line divider belt is configured to be horizontally pulled out from the reel assembly and travel a preferred distance to attach to a magnetic object, thus achieving line divider effect. Moreover, when someone pushes against the line divider belt with or over a preferred force, the magnetic member is configured to be detached from the magnetic object and automatically retracted into the reel assembly, thus avoiding accident.Type: GrantFiled: December 21, 2016Date of Patent: July 31, 2018Assignees: Tera Autotech Corporation, Dept. of Electrical Engineering, National Changhua University of EducationInventors: Shu-Ming Chen, Yi-Lung Lee, Tsair-Rong Chen, Yu-Lin Juan
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Publication number: 20180170709Abstract: A magnetic retractable line divider may include at least a reel assembly having a shell, and a magnetic portion is installed thereon. An elastic line divider belt is wound on the reel assembly, and a magnetic member is connected to a lateral end of the line divider belt. The line divider belt is configured to be horizontally pulled out from the reel assembly and travel a preferred distance to attach to a magnetic object, thus achieving line divider effect. Moreover, when someone pushes against the line divider belt with or over a preferred force, the magnetic member is configured to be detached from the magnetic object and automatically retracted into the reel assembly, thus avoiding accident.Type: ApplicationFiled: December 21, 2016Publication date: June 21, 2018Applicants: TERA AUTOTECH CORPORATION, Department of Electrical Engineering, National Changhua University of EducationInventors: Shu-Ming Chen, Yi-Lung Lee, Tsair-Rong Chen, Yu-Lin Juan
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Patent number: 9962780Abstract: A band saw machine includes a working platform, a cutting machine, a vertical displacement element causing the cutting machine to move vertically, a height sensor and a central processor. The working platform includes a reference plane for placing a workpiece. The cutting machine includes a driving wheel, a driven wheel, a band saw wound on the driving wheel and the driven wheel, and a motor that electrically drives the driving wheel. The band saw includes a starting cutting tooth and a processing cutting tooth sequentially arranged. The height sensor detects a starting cutting point of the workpiece farthest from the reference plane. The central processor receives information of a position of the starting cutting point, and controls a displacement speed of the vertical displacement element and a first rotational speed of the motor to cause the starting cutting tooth to first cut at the starting cutting point.Type: GrantFiled: March 11, 2016Date of Patent: May 8, 2018Assignees: TERA AUTOTECH CORPORATION, DEPARTMENT OF ELECTRICAL ENGINEERING, NATIONAL CHANGHUA UNIVERSITY OF EDUCATIONInventors: Peng-Lai Chen, Yi-Lung Lee, Po-Hsuan Chen, Tsair-Rong Chen, Yu-Lin Juan
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Publication number: 20170341168Abstract: A band saw machine includes a working platform, a cutting machine, a vertical displacement element causing the cutting machine to move vertically, a height sensor and a central processor. The working platform includes a reference plane for placing a workpiece. The cutting machine includes a driving wheel, a driven wheel, a band saw wound on the driving wheel and the driven wheel, and a motor that electrically drives the driving wheel. The band saw includes a starting cutting tooth and a processing cutting tooth sequentially arranged. The height sensor detects a starting cutting point of the workpiece farthest from the reference plane. The central processor receives information of a position of the starting cutting point, and controls a displacement speed of the vertical displacement element and a first rotational speed of the motor to cause the starting cutting tooth to first cut at the starting cutting point.Type: ApplicationFiled: August 16, 2017Publication date: November 30, 2017Inventors: PENG-LAI CHEN, YI-LUNG LEE, PO-HSUAN CHEN, TSAIR-RONG CHEN, YU-LIN JUAN
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Patent number: 9724257Abstract: An anti-bedsore bed may comprise a bed unit, a first bed body, and a second bed body. The bed unit has a first mattress, and a bottom portion is coupled on a bottom surface thereof. Moreover, the bottom portion comprises six supporting units evenly arranged into three sets at positions corresponding to a user's upper, middle and lower back, and each of the supporting units has a sliding block moveably mounted on an upper surface of the bottom portion. Furthermore, each of the sliding blocks has a supporting rod, and an abutting unit is pivotally connected to an upper end of the supporting rod. The supporting rods are configured to move upwardly in a preset time interval, and the abutting units are adapted to uplift a user's body to detach from the first mattress for a designed time, thereby achieving the anti-bedsore effect.Type: GrantFiled: May 3, 2017Date of Patent: August 8, 2017Assignees: TERA AUTOTECH CORPORATIONInventors: Li-Ling Chen, Tsair-Rong Chen, Yi-Lung Lee, Yu-Lin Juan, Chih-Chung Wang
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Publication number: 20170216943Abstract: A band saw machine includes a working platform, a cutting machine, a vertical displacement element causing the cutting machine to move vertically, a height sensor and a central processor. The working platform includes a reference plane for placing a workpiece. The cutting machine includes a driving wheel, a driven wheel, a band saw wound on the driving wheel and the driven wheel, and a motor that electrically drives the driving wheel. The band saw includes a starting cutting tooth and a processing cutting tooth sequentially arranged. The height sensor detects a starting cutting point of the workpiece farthest from the reference plane. The central processor receives information of a position of the starting cutting point, and controls a displacement speed of the vertical displacement element and a first rotational speed of the motor to cause the starting cutting tooth to first cut at the starting cutting point.Type: ApplicationFiled: March 11, 2016Publication date: August 3, 2017Inventors: Peng-Lai CHEN, Yi-Lung LEE, Po-Hsuan CHEN, Tsair-Rong CHEN, Yu-Lin JUAN
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Publication number: 20170164975Abstract: A curette for pituitary adenoma surgery may include a curette having a tubular blade portion. A first cutting edge is formed at a first end of the blade portion, and a protective shell is formed at an outer periphery of the first cutting edge. A first annular ring formed at a first end of the protective shell is located at the same side of the first cutting edge, and a rod portion extended from a surface of the protective shell is configured to provide a handhold for a user. The first annular ring of the protective shell can prevent the first cutting edge of the blade portion from accidentally cutting the meninges or blood vessels during pituitary adenoma surgery. Thus, the curette can improve the efficiency of the surgery and lower surgery time, anesthetic dosage and risk of the surgery.Type: ApplicationFiled: December 9, 2015Publication date: June 15, 2017Applicants: YIN CHANGS INDUSTRY CORP., Department of Electrical Engineering, National Changhua University of EducationInventors: Hsing-Fu Wu, Tsair-Rong Chen, Yu-Lin Juan
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Patent number: 9661712Abstract: A lamp includes a light source in a top of a housing, the light source including a driver, a light emitting member electrically connected to the driver, and a dimming controller electrically connected to the driver wherein the driver is configured to activate the light emitting member after being activated by a signal sent from the dimming controller; and an electro-optical sensor in the top of the housing and electrically connected to the dimming controller wherein light emitted by the light emitting member is reflected to the electro-optical sensor, and the electro-optical sensor sends the sensed light to the dimming controller. The dimming controller compares intensity of the sensed light with intensity of the light emitted by the light emitting member, and the driver either decreases the intensity of the light output or increases same based on the comparison.Type: GrantFiled: April 15, 2016Date of Patent: May 23, 2017Assignees: AVERTRONICS INC., DEPARTMENT OF ELECTRICAL ENGINEERING, NATIONAL CHANGHUA UNIVERSITY OF EDUCATIONInventors: Bing-Yuan Lai, Yu-Lin Juan, Tsair-Rong Chen, Peng-Yuan Chen, Wei-Yuan Chen
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Patent number: 8986171Abstract: A boxing game machine includes a punch bag, a frame, a rocker, a catch, a latch and a spring. The rocker is pivotally connected to the frame between an idle position and an active position. The punch bag is secured to an end of the rocker. The catch is secured to another end of the cocker and formed with a radial edge. The latch is movably supported on the frame and formed with an edge for sliding into contact with radial edge of the catch so that the latch engages with the catch. The spring biases the latch into engagement with the catch to keep the rocker in the idle position.Type: GrantFiled: June 4, 2013Date of Patent: March 24, 2015Assignees: Feiloli Electronic Co., Ltd., Department of Electrical Engineering, National Changhua University of EducationInventors: Shen Te Feng, Chi-Ming Tsai, Tsair-Rong Chen, Yu-Lin Juan
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Publication number: 20140357455Abstract: A boxing game machine includes a punch bag, a frame, a rocker, a catch, a latch and a spring. The rocker is pivotally connected to the frame between an idle position and an active position. The punch bag is secured to an end of the rocker. The catch is secured to another end of the cocker and formed with a radial edge. The latch is movably supported on the frame and formed with an edge for sliding into contact with radial edge of the catch so that the latch engages with the catch. The spring biases the latch into engagement with the catch to keep the rocker in the idle position.Type: ApplicationFiled: June 4, 2013Publication date: December 4, 2014Inventors: SHEN TE FENG, CHI-MING TSAI, TSAIR-RONG CHEN, YU-LIN JUAN
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Patent number: 8770901Abstract: A spindle control system for a milling machine is provided. The milling machine includes a column, an overarm, a spindle for mounting a cutter, a first motor mounted on the column for driving movement of the overarm, and a second motor mounted on the overarm for driving rotation of the spindle. The spindle control system includes a distance sensor and a temperature sensor, each to be mounted on the overarm and to be disposed proximate to the end portion of the spindle. The spindle control system further includes a central control unit for determining a compensation parameter based on the displacement sensed by the distance sensor and the temperature sensed by the temperature sensor, and for controlling movement of the overarm by the first motor through a compensation distance based on the compensation parameter to compensate for at least one of the cutter deformation and the spindle deformation.Type: GrantFiled: May 18, 2011Date of Patent: July 8, 2014Assignees: Buffalo Machinery Company Limited, The Department of Electrical Engineering, National Chang-Hua University of EducationInventors: Chia-Hui Tang, Yu-Lin Juan, Jin-Jia Chen, Tsair-Rong Chen, Paul Chang
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Patent number: 8598827Abstract: A control system of a milling machine is disclosed. The milling machine has an overarm, a spindle connected to a cutter, a spindle motor, and an X-axis motor, a Y-axis motor and a Z-axis motor. The control system includes a vibration sensor for detecting a vibration level of the spindle. The control system also includes a central control unit configured to adjust a rotation speed of at least one of the X-axis motor, the Y-axis motor, and the Z-axis motor to bring a load current of at least one of the motors to be within a corresponding current range, and configured to adjust a rotation speed of the spindle motor to bring the vibration level to be within a vibration range.Type: GrantFiled: June 2, 2011Date of Patent: December 3, 2013Assignees: Buffalo Machinery Company Limited, The Department of Electrical Engineering, National Chang-Hua University of EducationInventors: Chia-Hui Tang, Chau-Shing Wang, Yu-Lin Juan, Tsair-Rong Chen, Paul Chang
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Publication number: 20120306420Abstract: A control system of a milling machine is disclosed. The milling machine has an overarm, a spindle connected to a cutter, a spindle motor, and an X-axis motor, a Y-axis motor and a Z-axis motor. The control system includes a vibration sensor for detecting a vibration level of the spindle. The control system also includes a central control unit configured to adjust a rotation speed of at least one of the X-axis motor, the Y-axis motor, and the Z-axis motor to bring a load current of at least one of the motors to be within a corresponding current range, and configured to adjust a rotation speed of the spindle motor to bring the vibration level to be within a vibration range.Type: ApplicationFiled: June 2, 2011Publication date: December 6, 2012Applicants: THE DEPARTMENT OF ELECTRICAL ENGINEERING, NATIONAL CHANG-HUA UNIVERSITY OF EDUCATION, BUFFALO MACHINERY COMPANY LIMITEDInventors: Chia-Hui TANG, Chau-Shing WANG, Yu-Lin JUAN, Tsair-Rong CHEN, Paul CHANG
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Publication number: 20120294688Abstract: A spindle control system for a milling machine is provided. The milling machine includes a column, an overarm, a spindle for mounting a cutter, a first motor mounted on the column for driving movement of the overarm, and a second motor mounted on the overarm for driving rotation of the spindle. The spindle control system includes a distance sensor and a temperature sensor, each to be mounted on the overarm and to be disposed proximate to the end portion of the spindle. The spindle control system further includes a central control unit for determining a compensation parameter based on the displacement sensed by the distance sensor and the temperature sensed by the temperature sensor, and for controlling movement of the overarm by the first motor through a compensation distance based on the compensation parameter to compensate for at least one of the cutter deformation and the spindle deformation.Type: ApplicationFiled: May 18, 2011Publication date: November 22, 2012Applicants: THE DEPARTMENT OF ELECTRICAL ENGINEERING, NATIONAL CHANG-HUA UNIVERSITY OF EDUCATION, BUFFALO MACHINERY COMPANY LIMITEDInventors: Chia-Hui TANG, Yu-Lin JUAN, Jin-Jia CHEN, Tsair-Rong CHEN, Paul CHANG