Patents by Inventor Mikio Kishikawa

Mikio Kishikawa 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: 11927470
    Abstract: A combination weighing apparatus (1) according to one embodiment includes: a plurality of hoppers (4) to (6) that receives articles inputted from an outside, temporarily stores the articles, and discharges the stored articles downstream; a discharge chute (9) that receives the articles discharged from the hoppers and causes the articles to slide downstream; an acquisition unit (50) that acquires weight values of the articles stored in each hopper; and a control unit (30) that performs combination calculation on the basis of the weight values acquired by the acquisition unit and discharges the articles from a hopper determined by the combination calculation to the discharge chute. The discharge chute includes: a first slide surface (91) having a plurality of openings (91A); and a second slide surface (92) that covers a part of the opening and is disposed at a position on an inner side of the discharge chute with respect to the first slide surface.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: March 12, 2024
    Assignee: Ishida Co., Ltd.
    Inventor: Mikio Kishikawa
  • Patent number: 11866268
    Abstract: Problem To improve the efficiency of a combination weighing operation. An article conveyance device 110 includes an article discharge container 10, an article conveyance mechanism 30, an article detection mechanism 60, and a control unit 90. The container 10 has outlets 20 to discharge articles A. The article conveyance mechanism 30 has feeders 40 including a first feeder 41 to an n-th feeder 4n configured to convey the articles A. The article detection mechanism 60 has sensors 70 including a first sensor 71 to an n-th sensor 7n configured to detect the articles A in the first feeder 41 to the n-th feeder 4n, respectively. The control unit 90 judges whether jamming of the articles A is occurring in the outlets 20 based on output of the article detection mechanism 60. The control unit 90 increases a conveyance intensity of some feeders receiving the articles A from places where the jamming is occurring in the outlets 20.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: January 9, 2024
    Assignee: ISHIDA CO., LTD.
    Inventors: Ryoji Nishimura, Mikio Kishikawa, Shigetoshi Hatta, Michihiko Yonetsu
  • Publication number: 20230296423
    Abstract: A combination weighing apparatus (1) according to an embodiment includes: a dispersion table (10) that receives and conveys an article that has been supplied from an outside; a driving unit (20) that applies conveyance force to the dispersion table (10), the conveyance force causing the article to be conveyed; a plurality of conveyors (11) that receives the article from the dispersion table (10), and conveys the article toward a downstream side; a plurality of hoppers (13) that temporarily receives a plurality of the articles that has been discharged from the plurality of conveyors (11), and discharges the plurality of the articles to the downstream side; an obtaining unit (30) that obtains a weight value of the article that is retained in each of the plurality of hoppers (13); and a controller (31) that performs combination calculation on a basis of the weight value that has been obtained by the obtaining unit (30).
    Type: Application
    Filed: March 10, 2023
    Publication date: September 21, 2023
    Applicant: ISHIDA CO., LTD.
    Inventors: Ryo ICHIHASHI, Mikio KISHIKAWA, Takahide KASUGAI
  • Publication number: 20230133121
    Abstract: In an article processing apparatus (1), a plurality of hoppers (12) are disposed in a circular shape and each of the plurality of hoppers (12) causes an article (100) received from an upstream side to temporarily stay and then discharges the article (100) toward a discharge opening (20) on a downstream side. Each of the hoppers (12) includes: a body portion (12A); a slide portion (12B) provided on a downstream side of the body portion (12A), and having a slide surface (120) extending continuously from the body portion (12A); and a gate (12C) provided on the body portion (12A) to switch between a first state where the gate (12C) causes the article (100) to stay in the body portion (12A) and a second state where the gate (12C) releases the staying of the article (100) to cause the article (100) to slide down from the body portion (12A).
    Type: Application
    Filed: October 20, 2022
    Publication date: May 4, 2023
    Applicant: ISHIDA CO., LTD.
    Inventors: Shogo AKIGUCHI, Mikio KISHIKAWA, Kazuki TANI
  • Publication number: 20230069688
    Abstract: A conveyance apparatus (1) according to an embodiment includes: a trough (11) that receives an article from an outside and conveys the article in a conveyance direction from upstream to downstream; and a drive unit (20) that drives the trough. The trough includes a plurality of protrusions (92) on a front surface (91) on which the article is conveyed, and an opening (91A) passing from the front surface to a back surface (93) is formed at an end (92E) on a downstream side of the plurality of protrusions.
    Type: Application
    Filed: August 19, 2022
    Publication date: March 2, 2023
    Applicant: ISHIDA CO., LTD.
    Inventors: Ryo ICHIHASHI, Mikio KISHIKAWA, Yoshiki HORITANI, Hidemasa CHO, Takahide KASUGAI
  • Patent number: 11506531
    Abstract: A weighing mechanism (1) includes: a hopper (105) configured to store an article; a hanger (2) on which the hopper is hung; a mass weighing instrument (3) configured to weigh the article stored in the hopper; a connection member (4) that connects the hanger and the mass weighing instrument; a main body member (6) having a through hole (5) through which the connection member penetrates; a diaphragm (7) that connects an outer edge of the connection member and an inner edge of the through hole of the main body member; and a waterproof cover (8) that covers at least part of the through hole between the diaphragm and the hanger. The waterproof cover is detachably attached only to the hanger among the main body member and the hanger.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: November 22, 2022
    Assignee: Ishida Co., Ltd.
    Inventors: Yoshiki Horitani, Mikio Kishikawa
  • Publication number: 20220289494
    Abstract: Problem To improve the efficiency of a combination weighing operation. Solution An article conveyance device 110 includes an article discharge container 10, an article conveyance mechanism 30, an article detection mechanism 60, and a control unit 90. The article discharge container 10 has discharge outlets 20 and discharges, from the discharge outlets 20, articles A it is holding. The article conveyance mechanism 30 has plural feeders 40 including a first feeder 41 to an n-th feeder 4n. The plural feeders 40 convey the articles A they have received from the discharge outlets 20. The article detection mechanism 60 has plural sensors 70. The plural sensors 70 include a first sensor 71 to an n-th sensor 7n. The first sensor 71 to the n-th sensor 7n detect the presence of the articles A in the first feeder 41 to the n-th feeder 4n, respectively. The control unit 90 judges whether or not jamming of the articles A is occurring in the discharge outlets 20 based on output of the article detection mechanism 60.
    Type: Application
    Filed: February 11, 2022
    Publication date: September 15, 2022
    Applicant: ISHIDA CO., LTD.
    Inventors: Ryoji NISHIMURA, Mikio KISHIKAWA, Shigetoshi HATTA, Michihiko YONETSU
  • Publication number: 20220221329
    Abstract: A combination weighing device (1) performs combination weighing of at least two different articles, weighing hoppers (5) and booster hoppers (6) are divided into at least two groups on the basis of types of the articles, a controller (1) sets each of the groups to either a first mode or a second mode, in the group set to the first mode, the articles retained in the weighing hopper (5) are discharged to a receiver (9) via the booster hopper (6), and in the group set to the second mode, the articles retained in the weighing hopper (5) are discharged to either the booster hopper (6) or the receiver (9).
    Type: Application
    Filed: January 11, 2022
    Publication date: July 14, 2022
    Applicant: Ishida Co., Ltd.
    Inventors: Mikio KISHIKAWA, Hiroe KONISHI, Kazuro ISHIYAMA, Toru MORIHIRA, Ryoji NISHIMURA
  • Publication number: 20220146301
    Abstract: A combination weighing apparatus (1) according to one embodiment includes: a plurality of hoppers (4) to (6) that receives articles inputted from an outside, temporarily stores the articles, and discharges the stored articles downstream; a discharge chute (9) that receives the articles discharged from the hoppers and causes the articles to slide downstream; an acquisition unit (50) that acquires weight values of the articles stored in each hopper; and a control unit (30) that performs combination calculation on the basis of the weight values acquired by the acquisition unit and discharges the articles from a hopper determined by the combination calculation to the discharge chute. The discharge chute includes: a first slide surface (91) having a plurality of openings (91A); and a second slide surface (92) that covers a part of the opening and is disposed at a position on an inner side of the discharge chute with respect to the first slide surface.
    Type: Application
    Filed: October 27, 2021
    Publication date: May 12, 2022
    Applicant: Ishida Co., Ltd.
    Inventor: Mikio KISHIKAWA
  • Patent number: 11247855
    Abstract: <Problem> It is an object of the present invention to provide a timing hopper that inhibits the occurrence of the problem that articles end up getting stuck inside the timing hopper and are not normally discharged. <Solution> A timing hopper 9 includes a first member 91, a second member 92, and a gate 9a. The first member 91 has a first opening 91a to which articles A are input. The second member 92 has a second opening 92a from which the articles A are discharged. The gate 9a opens and closes the second opening 92a. The first member 91 has a first side wall 91b and a second side wall 91c. The second side wall 91c opposes the first side wall 91b. The second member 92 has a third side wall 92b and a fourth side wall 92c. The third side wall 92b is continuously connected to the first side wall 91b. The fourth side wall 92c opposes the third side wall 92b and is continuously connected to the second side wall 91c.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: February 15, 2022
    Assignee: ISHIDA CO., LTD.
    Inventor: Mikio Kishikawa
  • Publication number: 20210293608
    Abstract: A weighing mechanism (1) includes: a hopper (105) configured to store an article; a hanger (2) on which the hopper is hung; a mass weighing instrument (3) configured to weigh the article stored in the hopper; a connection member (4) that connects the hanger and the mass weighing instrument; a main body member (6) having a through hole (5) through which the connection member penetrates; a diaphragm (7) that connects an outer edge of the connection member and an inner edge of the through hole of the main body member; and a waterproof cover (8) that covers at least part of the through hole between the diaphragm and the hanger. The waterproof cover is detachably attached only to the hanger among the main body member and the hanger.
    Type: Application
    Filed: March 9, 2021
    Publication date: September 23, 2021
    Applicant: Ishida Co., Ltd.
    Inventors: Yoshiki HORITANI, Mikio KISHIKAWA
  • Patent number: 11125604
    Abstract: A combination weighing apparatus includes a combination weighing unit configured to store articles supplied from outside into each of a plurality of weighing hoppers, to select a combination of measured values from a plurality of measured values of the articles corresponding to each of the weighing hoppers such that a total value results in a target measured value, and to cause the hoppers corresponding to the combination to discharge the articles, in which a discharge chute that receives the articles discharged from the combination weighing unit and that supplies the articles to a processing device for a subsequent process is provided, and the discharge chute is provided to be movable between a first position where the discharge chute receives the articles discharged from the combination weighing unit and a second position where the discharge chute is made to be detachable from a frame supporting the combination weighing unit.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: September 21, 2021
    Assignee: Ishida Co., Ltd.
    Inventors: Mikio Kishikawa, Naomi Imaaki
  • Publication number: 20210284463
    Abstract: A conveyance mechanism (1) includes: a conveyance face (10) for conveyance of a plurality of articles having adhesion. The conveyance face includes: a first conveyance face (11); a second conveyance face (12) disposed downstream (D2) of the first conveyance face (11) in a conveyance direction (MD); and a protrusion (15) disposed between the first conveyance face and the second conveyance face, the protrusion protruding to space in which the plurality of articles glides. The protrusion protrudes beyond a first extension line (FL1) extending downstream in the conveyance direction along the first conveyance face, and protrudes beyond a second extension line (FL2) extending upstream in the conveyance direction along the second conveyance face.
    Type: Application
    Filed: March 8, 2021
    Publication date: September 16, 2021
    Applicant: Ishida Co., Ltd.
    Inventor: Mikio KISHIKAWA
  • Publication number: 20210285811
    Abstract: A conveyance mechanism (1) includes: a trough (10) that conveys an article; a support member (20) to which the trough is detachably coupled, the support member including a vibrator that vibrates the trough; and a coupling member (30) that couples the trough and the support member. The trough includes a first abutting member (11) that is located on a back side of a conveyance face for conveyance of the article and abuts on the support member. The support member includes a second abutting member (21) that is plate-shaped and has a second circumferential edge (22) vertically identical to a first circumferential edge (12) that is a circumferential edge of the first abutting member. The coupling member couples the trough and the support member by fastening the first abutting member and the second abutting member with the first circumferential edge and the second circumferential edge in superposition. The second abutting member (21) is provided with a through hole (23) passing through the second abutting member.
    Type: Application
    Filed: March 8, 2021
    Publication date: September 16, 2021
    Applicant: Ishida Co., Ltd.
    Inventors: Hideshi MIYAMOTO, Mikio KISHIKAWA, Shinya ENAMI
  • Patent number: 11066196
    Abstract: A weighing and packaging apparatus (10) includes a packaging unit (14), a weighing unit (11), and a frame (70). The packaging unit (14) includes a film transport mechanism (30) that transports a film (F) in a film transport direction, a detachable former (22), a former seat (82) that supports the former (22), and a sealing mechanism (50). The weighing unit (11) is positioned on an upper side in a vertical direction of the packaging unit (14), and supplies articles (A) to be packaged to the packaging unit (14). The frame (70) supports at least the weighing unit (11), and includes legs including a first front leg (71a), a first back leg (71b), a second front leg (72a), and a second back leg (72b). A movable portion (89) including the former seat (82) moves in a maintenance mechanism movable space (PM) when the former (22) is detached. All of the legs are located so as to avoid a leg prohibited space (PP).
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: July 20, 2021
    Assignee: ISHIDA CO., LTD.
    Inventors: Toshiharu Kageyama, Yuji Okamoto, Mikio Kishikawa, Makoto Ichikawa, Satoshi Hashimoto, Hideshi Miyamoto
  • Publication number: 20210172787
    Abstract: [Problem] To enable a reduction in downtime. [Solution] A remedy judging system (100) includes a weight checking device (3) and a judgment unit (6). The weight checking device (3) checks the weight of weighed product discharged from a weighing device. The judgment unit (6) makes a judgment relating to remedies for the weighing device on the basis of “correct weight,” “overweight,” and “underweight” checking results, relative to a predetermined weight serving as a norm, obtained by the weight checking device (3). The judgment unit (6) makes the judgment on the basis of determination patterns having an “underweight” checking result and at least one checking result that consecutively follows the “underweight” checking result.
    Type: Application
    Filed: November 12, 2020
    Publication date: June 10, 2021
    Applicant: Ishida Co., Ltd.
    Inventors: Ryoichi SATO, Mikio KISHIKAWA
  • Patent number: 10968057
    Abstract: A collecting chute includes a plurality of chute units having a supply port, a discharge port, and an inner circumferential surface. The chute units are arrayed along a circular virtual line in planar view and are also arrayed securing a space among the chute units at the central portion of the circular virtual line. Each of the chute units has an outer slope that is an inner circumferential surface along the circular virtual line and an inner slope that is the inner circumferential surface located on the back side of an outer circumferential surface facing the other chute units, and the tilt angle of the inner slope is greater than the tilt angle of the outer slope.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: April 6, 2021
    Assignee: Ishida Co., Ltd.
    Inventors: Mikio Kishikawa, Naomi Imaaki
  • Publication number: 20210070560
    Abstract: <Problem> It is an object of the present invention to provide a timing hopper that inhibits the occurrence of the problem that articles end up getting stuck inside the timing hopper and are not normally discharged. <Solution> A timing hopper 9 includes a first member 91, a second member 92, and a gate 9a. The first member 91 has a first opening 91a to which articles A are input. The second member 92 has a second opening 92a from which the articles A are discharged. The gate 9a opens and closes the second opening 92a. The first member 91 has a first side wall 91b and a second side wall 91c. The second side wall 91c opposes the first side wall 91b. The second member 92 has a third side wall 92b and a fourth side wall 92c. The third side wall 92b is continuously connected to the first side wall 91b. The fourth side wall 92c opposes the third side wall 92b and is continuously connected to the second side wall 91c.
    Type: Application
    Filed: August 3, 2020
    Publication date: March 11, 2021
    Applicant: Ishida Co., Ltd.
    Inventor: Mikio KISHIKAWA
  • Publication number: 20210010851
    Abstract: A combination weighing apparatus includes a combination weighing unit configured to store articles supplied from outside into each of a plurality of weighing hoppers, to select a combination of measured values from a plurality of measured values of the articles corresponding to each of the weighing hoppers such that a total value results in a target measured value, and to cause the hoppers corresponding to the combination to discharge the articles, in which a discharge chute that receives the articles discharged from the combination weighing unit and that supplies the articles to a processing device for a subsequent process is provided, and the discharge chute is provided to be movable between a first position where the discharge chute receives the articles discharged from the combination weighing unit and a second position where the discharge chute is made to be detachable from a frame supporting the combination weighing unit.
    Type: Application
    Filed: March 16, 2018
    Publication date: January 14, 2021
    Applicant: Ishida Co., Ltd.
    Inventors: Mikio KISHIKAWA, Naomi IMAAKI
  • Patent number: 10801880
    Abstract: A combination weighing apparatus includes a plurality of hoppers and a collecting chute. Each of the plurality of hoppers has a main body provided with a first opening and a second opening, and a gate allowed to be opened and closed with respect to the second opening. The main body is provided with a first inner surface and a second inner surface having an intersecting positional relationship to protrude outward with respect to the centerline. The collecting chute has at least a chute portion configured to receive articles discharged from the plurality of hoppers and slide the articles. A portion of the chute portion located below the plurality of hoppers is provided with a first receiving surface and a second receiving surface having an intersecting positional relationship to protrude outward with respect to the centerline.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: October 13, 2020
    Assignee: Ishida Co., Ltd.
    Inventors: Shinji Takeichi, Toshiharu Kageyama, Mikio Kishikawa