Patents by Inventor Katsuhiro Kambara

Katsuhiro Kambara 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).

  • Patent number: 11933801
    Abstract: The present invention provides a transport device and a specimen analysis system including the transport device that reduce the pulsation of thrust for moving an object to be transported, reduce vibration of the object to be transported during transport, and realize stable transport. The transport device of the present invention includes a first electromagnet unit including a first tooth made of a magnetic body, a first core connected to the first tooth and made of a magnetic body, and a first winding formed around the first core; a second electromagnet unit including a second tooth installed adjacent to the first electromagnet unit and made of a magnetic body, a second core connected to the second tooth and made of a magnetic body, a second winding formed around the second core; and a magnetic coupling unit made of a magnetic body between the first tooth of the first electromagnet unit and the second tooth of the second electromagnet unit.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: March 19, 2024
    Assignee: Hitachi High-Tech Corporation
    Inventors: Yasuaki Aoyama, Ryosuke Hoshi, Satoru Kaneko, Hiroyuki Kobayashi, Takeshi Tamakoshi, Hiroshi Watanabe, Katsuhiro Kambara, Kuniaki Onizawa
  • Patent number: 11887780
    Abstract: The present invention comprises: an object to be conveyed that has at least one permanent magnet 10; a magnetic pole 25 that has a core 22 comprising a second magnetic body and a winding 21 wound around the outer periphery of the core 22; a drive circuit 50 for supplying a current to the winding 21 of the magnetic pole 25; a current detection unit 30 for detecting the value of the current flowing through the winding 21; and a computation unit 40 for estimating the position of the permanent magnet 10 on the basis of the current value detected by the current detection unit 30 and controlling the value of the current supplied from the drive circuit 50 to the winding 21 on the basis of information about the estimated position of the permanent magnet 10.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: January 30, 2024
    Assignee: Hitachi High-Tech Corporation
    Inventors: Yasuaki Aoyama, Hiroyuki Kobayashi, Satoru Kaneko, Takeshi Tamakoshi, Ryosuke Hoshi, Katsuhiro Kambara, Hiroshi Watanabe, Kuniaki Onizawa
  • Patent number: 11851282
    Abstract: The invention provides a conveying device having a conveying performance higher than that of the related art, a sample analysis system and sample pretreatment device with the conveying device and a method for conveying a conveyance object. A conveying device 1 includes a permanent magnet 10 which is provided on a sample rack 111 side, magnetic poles 25 each of which includes a core 22 made of a second magnetic body and a winding 21 wound around an outer periphery of the core 22, drive circuits 50 each of which supplies a current to the winding 21 of the magnetic pole 25, and current command calculation units 55 each of which controls a value of the current to be supplied to the winding 21 from the drive circuit 50. The current command calculation unit 55 makes the currents to be supplied to the windings 21 vary.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: December 26, 2023
    Assignee: Hitachi High-Tech Corporation
    Inventors: Yasuaki Aoyama, Ryosuke Hoshi, Hiroyuki Kobayashi, Satoru Kaneko, Takeshi Tamakoshi, Hiroshi Watanabe, Katsuhiro Kambara, Kuniaki Onizawa
  • Patent number: 11772911
    Abstract: Provided is a transport device in which reliability is increased by suppressing deterioration of the transport surface and transport efficiency is increased by suppressing electrical current loss. A transport device 1 comprising a transported body having either a permanent magnet 10 or a magnetic body, and an electromagnet unit in which coils 21 are wound around teeth 25 comprising magnetic bodies, and having recesses on surfaces of the teeth 25 facing the transported body. Specifically, the surfaces of the teeth 25 facing the transported body have at least two surfaces (first facing surface 22, second facing surface 23, etc.) which have different distances to the transported body.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: October 3, 2023
    Assignee: Hitachi High-Tech Corporation
    Inventors: Yasuaki Aoyama, Ryosuke Hoshi, Satoru Kaneko, Hiroyuki Kobayashi, Takeshi Tamakoshi, Katsuhiro Kambara, Hiroshi Watanabe, Kuniaki Onizawa
  • Publication number: 20230138212
    Abstract: The present invention provides a transport device and a specimen analysis system including the transport device that reduce the pulsation of thrust for moving an object to be transported, reduce vibration of the object to be transported during transport, and realize stable transport. The transport device of the present invention includes a first electromagnet unit including a first tooth made of a magnetic body, a first core connected to the first tooth and made of a magnetic body, and a first winding formed around the first core; a second electromagnet unit including a second tooth installed adjacent to the first electromagnet unit and made of a magnetic body, a second core connected to the second tooth and made of a magnetic body, a second winding formed around the second core; and a magnetic coupling unit made of a magnetic body between the first tooth of the first electromagnet unit and the second tooth of the second electromagnet unit.
    Type: Application
    Filed: November 10, 2020
    Publication date: May 4, 2023
    Inventors: Yasuaki AOYAMA, Ryosuke HOSHI, Satoru KANEKO, Hiroyuki KOBAYASHI, Takeshi TAMAKOSHI, Hiroshi WATANABE, Katsuhiro KAMBARA, Kuniaki ONIZAWA
  • Patent number: 11467174
    Abstract: The purpose of the present invention is to constantly keep a state in a flow cell steady by filling a detection flow channel with a liquid. The configuration of the present invention for solving the aforementioned problem is as follows. Specifically, the present invention is an automatic analysis apparatus provided with a detection unit including a flow cell that accommodates a liquid serving as an analysis subject; a suction nozzle that is positioned upstream of the flow cell and that sucks the liquid to be introduced into the flow cell; a pump that is positioned downstream of the flow cell and that supplies the liquid to the flow cell; flow channels that connect the flow cell, the suction nozzle, and the pump; a power source; and a power-cutting instructing unit that gives an instruction to cut the power supply at least to the pump.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: October 11, 2022
    Assignee: Hitachi High-Tech Corporation
    Inventors: Yoshihiro Kabe, Yukinori Sakashita, Katsuhiro Kambara, Taku Sakazume, Tatsuya Fukugaki
  • Patent number: 11467173
    Abstract: The sample container loading or storing unit includes a sample rack tray and a sample rack tray installation portion on which the sample rack tray is installed, the sample rack tray installation portion includes a claw portion that moves in a contact direction with a sidewall portion of the sample rack tray, the sample rack tray includes a claw guard portion provided on the sidewall portion of the sample rack tray, and the claw guard portion is configured to be separated from the sidewall portion of the sample rack tray by being pushed by a sample rack.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: October 11, 2022
    Assignee: HITACHI HIGH-TECH CORPORATION
    Inventors: Masashi Endo, Katsuhiro Kambara, Shigeru Yano
  • Publication number: 20220306405
    Abstract: Provided is a transport device in which reliability is increased by suppressing deterioration of the transport surface and transport efficiency is increased by suppressing electrical current loss. A transport device 1 comprising a transported body having either a permanent magnet 10 or a magnetic body, and an electromagnet unit in which coils 21 are wound around teeth 25 comprising magnetic bodies, and having recesses on surfaces of the teeth 25 facing the transported body. Specifically, the surfaces of the teeth 25 facing the transported body have at least two surfaces (first facing surface 22, second facing surface 23, etc.) which have different distances to the transported body.
    Type: Application
    Filed: April 7, 2020
    Publication date: September 29, 2022
    Inventors: Yasuaki AOYAMA, Ryosuke HOSHI, Satoru KANEKO, Hiroyuki KOBAYASHI, Takeshi TAMAKOSHI, Katsuhiro KAMBARA, Hiroshi WATANABE, Kuniaki ONIZAWA
  • Publication number: 20220274792
    Abstract: A conveying device conveys a container including a magnetic body to a target position along a conveyance path and includes a conveyance surface configured by arranging a plurality of magnetic poles including a core and a coil, and including a conveyance path, a drive unit supplying a current to the coil, and a position detection unit estimating the position of the container. The position detection unit excites a first magnetic pole to detect the position of the container and applies a voltage to at least one second magnetic pole that is peripheral in a predetermined range from the first magnetic pole and is different from the first magnetic pole in a direction in which the polarity becomes opposite to the exciting current of the first magnetic pole, and a process of estimating the position of the container based on the current value of the first magnetic pole.
    Type: Application
    Filed: September 7, 2020
    Publication date: September 1, 2022
    Applicant: Hitachi High-Tech Corporation
    Inventors: Takeshi TAMAKOSHI, Yasuaki AOYAMA, Satoru KANEKO, Hiroyuki KOBAYASHI, Ryosuke HOSHI, Hiroshi WATANABE, Katsuhiro KAMBARA, Kuniaki ONIZAWA
  • Publication number: 20220252628
    Abstract: A conveying device detects an abnormality due to a change in the surface state of the conveying plane. The conveying device has a conveying plane for conveying thereabove a conveying container equipped with a magnetic body, a position detection unit for detecting the position of the conveying container above the conveying plane, a magnetic pole disposed below the conveying plane and equipped with a core and a coil, a drive unit for applying a voltage to the magnetic pole, and a calculation unit for controlling the drive unit. The calculation unit calculates the conveying speed of the conveying container on the basis of the position of the conveying container above the conveying plane and the time at which the conveying container passes through the position, and detects the surface state of the conveying plane on the basis of the calculated conveying speed of the conveying container.
    Type: Application
    Filed: April 14, 2020
    Publication date: August 11, 2022
    Inventors: Takeshi TAMAKOSHI, Satoru KANEKO, Yasuaki AOYAMA, Hiroyuki KOBAYASHI, Ryosuke HOSHI, Hiroshi WATANABE, Katsuhiro KAMBARA, Kuniaki ONIZAWA
  • Publication number: 20220252627
    Abstract: The invention provides a conveyance device having a smaller loss of a winding than that of a related art while increasing thrust for conveying a body to be conveyed, and a specimen analysis system and a specimen pretreatment device including the same. A conveyance device 1 includes: a permanent magnet 10 provided on the side of a specimen rack 111; teeth 22 formed of a second magnetic body; and a winding 21 wound around the side of an outer periphery of the teeth 22, wherein a cross-sectional area of a cross section of a part of the teeth facing the permanent magnet 10 is larger than that of other parts thereof.
    Type: Application
    Filed: January 14, 2020
    Publication date: August 11, 2022
    Inventors: Yasuaki AOYAMA, Ryosuke HOSHI, Hiroyuki KOBAYASHI, Takeshi TAMAKOSHI, Satoru KANEKO, Hiroshi WATANABE, Katsuhiro KAMBARA, Kuniaki ONIZAWA
  • Publication number: 20220238267
    Abstract: A transport device and a transport method efficiently increase a thrust to suppress power consumption. The transport device has a first magnetic body on a side of a to-be-transported object, a magnetic circuit with a core consisting of a second magnetic body, and a winding wound around an outside of the core, and a drive circuit supplying a current to the winding of the magnetic circuit. The magnetic circuit has first and second magnetic circuits, and in a case where the first magnetic body is located on a side of the second magnetic circuit relative to a first predetermined position between the first magnetic circuit and the second magnetic circuit, the drive circuit supplies a current to a winding of the first magnetic circuit in such a manner to cause an electromagnetic repulsive force to be generated between the first magnetic body and the first magnetic circuit.
    Type: Application
    Filed: April 7, 2020
    Publication date: July 28, 2022
    Inventors: Ryosuke HOSHI, Yasuaki AOYAMA, Satoru KANEKO, Hiroyuki KOBAYASHI, Takeshi TAMAKOSHI, Katsuhiro KAMBARA, Hiroshi WATANABE, Kuniaki ONIZAWA
  • Publication number: 20220144556
    Abstract: The invention provides a conveying device having a conveying performance higher than that of the related art, a sample analysis system and sample pretreatment device with the conveying device and a method for conveying a conveyance object. A conveying device 1 includes a permanent magnet 10 which is provided on a sample rack 111 side, magnetic poles 25 each of which includes a core 22 made of a second magnetic body and a winding 21 wound around an outer periphery of the core 22, drive circuits 50 each of which supplies a current to the winding 21 of the magnetic pole 25, and current command calculation units 55 each of which controls a value of the current to be supplied to the winding 21 from the drive circuit 50. The current command calculation unit 55 makes the currents to be supplied to the windings 21 vary.
    Type: Application
    Filed: January 14, 2020
    Publication date: May 12, 2022
    Inventors: Yasuaki AOYAMA, Ryosuke HOSHI, Hiroyuki KOBAYASHI, Satoru KANEKO, Takeshi TAMAKOSHI, Hiroshi WATANABE, Katsuhiro KAMBARA, Kuniaki ONIZAWA
  • Patent number: 11209450
    Abstract: A specimen inspection automation system includes holder orientation adjustment mechanisms that adjust the orientations of specimen container holders that each holds one specimen container. The holder orientation adjustment mechanisms each includes: a stopper mechanism that is disposed above a conveyance line that conveys a specimen container holder and restricts the downstream movement of the specimen container holder by abutting, at the same height as a notched part provided on one side of a base of the specimen container holder, an outer circumferential part other than the notched part in the circumferential direction of the base; and a holder rotation mechanism that restricts the movement of the specimen container holder away from the stopper mechanism and rotates the specimen container holder in the circumferential direction. As a result, it is possible to appropriately adjust the orientation of a specimen container in which a specimen is accommodated and reduce work complexity.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: December 28, 2021
    Assignee: HITACHI HIGH-TECH CORPORATION
    Inventors: Kohei Kinugawa, Katsuhiro Kambara, Toshiki Yamagata
  • Publication number: 20210398723
    Abstract: The present invention comprises: an object to be conveyed that has at least one permanent magnet 10; a magnetic pole 25 that has a core 22 comprising a second magnetic body and a winding 21 wound around the outer periphery of the core 22; a drive circuit 50 for supplying a current to the winding 21 of the magnetic pole 25; a current detection unit 30 for detecting the value of the current flowing through the winding 21; and a computation unit 40 for estimating the position of the permanent magnet 10 on the basis of the current value detected by the current detection unit 30 and controlling the value of the current supplied from the drive circuit 50 to the winding 21 on the basis of information about the estimated position of the permanent magnet 10.
    Type: Application
    Filed: November 7, 2019
    Publication date: December 23, 2021
    Inventors: Yasuaki AOYAMA, Hiroyuki KOBAYASHI, Satoru KANEKO, Takeshi TAMAKOSHI, Ryosuke HOSHI, Katsuhiro KAMBARA, Hiroshi WATANABE, Kuniaki ONIZAWA
  • Publication number: 20210373041
    Abstract: Provided is a technique for increasing discriminating ability, preventing human error, and improving efficiency of discrimination in a discrimination operation for extracting a sample satisfying a specific condition from among a plurality of samples. A sample discrimination system according to the present disclosure is provided with a plurality of sample retaining devices for retaining samples, and a sample information query device for querying a sample retaining device that matches predetermined query information from among the plurality of sample retaining devices. The sample information query device has a query information input unit for inputting of predetermined query information, and a query information transmission unit for transmitting predetermined query information to the sample retaining devices.
    Type: Application
    Filed: October 11, 2019
    Publication date: December 2, 2021
    Inventors: Tooru MIYASAKA, Toru SHIBATA, Katsuhiro KAMBARA, Shigeki YAMAGUCHI
  • Patent number: 11061044
    Abstract: Plug-closing processing units are provided with: a first plug chuck parts that grasp plugs; and a second plug chuck part located above the first plug chuck parts, wherein the first plug chuck parts each include at least two first supports that grasp the plugs from more than one direction, and the second plug chuck part is provided with a plug-closing mechanism that includes a second support disposed in the radial direction of plugs and having an inclined lower end surface. Thus, provided are a plug processing device capable of stable plug-opening processing and plug-closing processing on a conveyor line for a specimen container, and a specimen test automation system including the plug processing device.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: July 13, 2021
    Assignee: Hitachi High-Tech Corporation
    Inventors: Toshiki Yamagata, Shugo Okabe, Katsuhiro Kambara
  • Publication number: 20200225252
    Abstract: The sample container loading or storing unit includes a sample rack tray and a sample rack tray installation portion on which the sample rack tray is installed, the sample rack tray installation portion includes a claw portion that moves in a contact direction with a sidewall portion of the sample rack tray, the sample rack tray includes a claw guard portion provided on the sidewall portion of the sample rack tray, and the claw guard portion is configured to be separated from the sidewall portion of the sample rack tray by being pushed by a sample rack.
    Type: Application
    Filed: May 31, 2018
    Publication date: July 16, 2020
    Inventors: Masashi ENDO, Katsuhiro KAMBARA, Shigeru YANO
  • Patent number: 10605818
    Abstract: The purpose of the present invention is to stably hold the lid of a reagent container in an open state without being influenced by reagent container lid opening and closing operations. An automated analyzer is provided with reagent containers 116-118, a cassette 100, a reagent container lid opening and closing mechanism, and a lid holding mechanism 131. The reagent containers 116-118 accommodate the reagent and have lids 101a-101c that pivot about a pivot point. The reagent containers 116-118 are mounted on the cassette 100. The reagent container lid opening and closing mechanism opens and closes the lids 101a-101c. The lid holding mechanism 131 holds the lids 101a opened by the reagent container lid opening and closing mechanism.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: March 31, 2020
    Assignee: Hitachi High-Technologies Corporation
    Inventors: Kazuhiro Noda, Yukinori Sakashita, Takushi Miyakawa, Katsuhiro Kambara
  • Publication number: 20190310276
    Abstract: Plug-closing processing units are provided with: a first plug chuck parts that grasp plugs; and a second plug chuck part located above the first plug chuck parts, wherein the first plug chuck parts each include at least two first supports that grasp the plugs from more than one direction, and the second plug chuck part is provided with a plug-closing mechanism that includes a second support disposed in the radial direction of plugs and having an inclined lower end surface. Thus, provided are a plug processing device capable of stable plug-opening processing and plug-closing processing on a conveyor line for a specimen container, and a specimen test automation system including the plug processing device.
    Type: Application
    Filed: July 13, 2017
    Publication date: October 10, 2019
    Inventors: Toshiki YAMAGATA, Shugo OKABE, Katsuhiro KAMBARA