Patents Assigned to Tsudakoma Kogyo Kabushiki Kaisha
  • Patent number: 11959204
    Abstract: A full-width temple device for a loom including: a base body including a base plate; a cover provided on the base plate; and a temple bar accommodated in a space defined by the base plate and the cover, where the temple bar is a ring bar temple constituted by a rod-shaped inner bar and ring temples provided continuously to both sides of the inner bar and having shaft parts for support at both ends. The base body has support parts at both end portions for supporting the ring bar temple on the shall parts. The full-width temple device includes attachment members each detachably attached to each of the support parts and comprising a plate-shaped shaft fixing part having an engaging part formed to engage with a circumferential surface of the shaft part.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: April 16, 2024
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventor: Katsuya Oyama
  • Publication number: 20240117535
    Abstract: A warp supply device for a loom includes reels on each of which a tape-shaped flat yarn as a warp yarn is wound in line, and a creel device in which the same number of the reels as the number of the warp yarn s to be used for weaving in the loom is mounted. The warp supply device includes: a plurality of support mechanisms provided to be attachable and detachable with respect to the creel device, the plurality of support mechanisms each supports a predetermined set number of the reels, the predetermined set number is two or more. Each of the plurality of support mechanisms includes: a bearing part having a shaft shape and supports the set number of reels such that each reel can rotate individually; and a regulating part regulates positions of the reels in an axis line direction of the bearing part.
    Type: Application
    Filed: September 26, 2023
    Publication date: April 11, 2024
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Yuichi SASAKI, Daisuke YOSHIMORI
  • Patent number: 11919257
    Abstract: A tape arranging device includes guide roller units and a moving unit. Tape materials are capable of passing through the respective guide roller units. Each of the tape materials is configured with fibers impregnated with resin. The moving unit is configured to move the guide roller units and to change a distance between adjacent ones of the guide roller units. The adjacent ones of the guide roller units are adjacent to each other.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: March 5, 2024
    Assignees: SUBARU CORPORATION, TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Daisuke Hirabayashi, Isao Nishimura
  • Publication number: 20240066651
    Abstract: A machine tool includes a rotation indexing device and an abnormality determination device. The rotation indexing device including a clamp device configured to maintain a rotary shaft at an indexed angular position and an air purge device configured to supply compressed air to a space within a frame. The abnormality determination device includes a pressure sensor configured to output a pressure signal according to a pressure in a supply pipe conduit of the air purge device, and a determinator configured to determine presence or absence of an abnormality, based on the pressure signal from the pressure sensor.
    Type: Application
    Filed: July 24, 2023
    Publication date: February 29, 2024
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Junichiro ISHIZAKI, Hikaru ISHIDA
  • Patent number: 11913144
    Abstract: A loom includes a pair of support shafts each provided to each of a pair of side frames and configured to rock, a rocking shaft connected to both the support shafts and bridged between the support shafts, a bearing structure comprising a bearing configured to rotatably support the rocking shaft, and a support body having an attaching surface, which is a surface to which the bearing structure is attached, and provided to extend in a weaving width direction. The support body has a position adjusting surface parallel to the attaching surface on at least one of both ends in a length direction.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: February 27, 2024
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Publication number: 20240059034
    Abstract: A continuous molding machine for manufacturing a fiber-reinforced composite material by molding a sheet-like reinforcing fiber base material formed by impregnating thermoplastic resin into a reinforcing fiber material, in which the continuous molding machine includes a molding device that performs a molding operation of pressurizing and molding a plurality of the overlapped reinforcing fiber base materials supplied from a supply device. The continuous molding machine includes a heating device including a non-contact heater provided between the supply device and the molding device, and the heater is configured to be able to make a temperature of at least a direct heating target a melting point of the thermoplastic resin within a predetermined heating time according to a time of the molding operation.
    Type: Application
    Filed: July 24, 2023
    Publication date: February 22, 2024
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventor: Isao NISHIMURA
  • Patent number: 11814756
    Abstract: A selvage yarn shedding apparatus of a loom including two support bodies each having carrier rods configured to support a heddle into which a selvage yarn is inserted and a slide guide having both end portions to which the carrier rods are attached; a drive motor configured to drive in forward-reverse rotations; a support frame including a guide member; and a motion conversion mechanism configured to convert rotation of an output shaft of a drive motor into reciprocating motion in upper-lower direction of each support body. Each of the support bodies includes a connecting part including an extension portion provided above the carrier rod and extending from the slide guide in a longitudinal direction of the carrier rod toward a side where the heddle exists, where the connecting part is configured to connect the slide guide and the motion conversion mechanism each other at the extension portion.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: November 14, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Hiroaki Hasegawa, Naoto Nohara
  • Publication number: 20230339061
    Abstract: An indexing device includes a drive transmission mechanism, a fixing mechanism. The drive transmission mechanism includes an intermediate gear which includes an intermediate shaft being inserted at an end portion into an accommodation hole formed in a frame, and the intermediate shaft includes an accommodating concave portion and a plurality of through-holes. The fixing mechanism includes a cylindrical pressing member, steel balls and a screw member. There is a gap between the pressing member and a bottom surface of the pressing member in a state in which the pressing member is accommodated in the accommodating concave portion and the steel ball accommodated in each through-hole is in contact with a tapered surface and an inner peripheral surface of the accommodation hole.
    Type: Application
    Filed: March 27, 2023
    Publication date: October 26, 2023
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Takashi TAKIDA, Junichiro ISHIZAKI
  • Patent number: 11773519
    Abstract: A loom includes a display setting device including a display panel and a base mount to which the display panel is attached; a support mechanism configured to support the display setting device on the base mount via a support member attached to a side frame of a loom frame and extending toward an outer side of the frame; and a vibration-proof structure configured to support the base mount on the support member of the support mechanism via an elastic member, wherein the vibration-proof structure has a configuration where a support structure member provided to the loom is suspended from the base mount.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: October 3, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Patent number: 11753753
    Abstract: A driving-force transmission mechanism includes a driving-force transmission shaft that is provided so as to protrude from a side wall of a side frame while extending parallel to a driving shaft 30 within a space of the side frame, the driving-force transmission shall being connected to a driving motor, and to which an opening device is connected, and a transmission mechanism that connects the driving-force transmission shaft and the driving shaft, and a braking device is connected to the driving-force transmission shaft.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: September 12, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Patent number: 11732389
    Abstract: A driving-force transmission mechanism includes a driving-force transmission shaft that is provided so as to protrude from a side wall of a side frame while extending parallel to a driving shaft within a space of the side frame and connected to a driving motor, and a transmission mechanism that connects the driving-force transmission shaft and the driving shaft, the transmission mechanism connects the driving-force transmission shaft and the driving shaft at a position on a main shaft side in a width direction of the side frame from a connection position between the driving shaft and a swing mechanism.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: August 22, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Publication number: 20230243075
    Abstract: A weft insertion device includes a first main nozzle and a second main nozzle that is arranged upstream from the first main nozzle in a weft insertion direction and is configured to function as an auxiliary main nozzle. The first main nozzle is connectable to a first valve device by a first piping. The second main nozzle is connectable to a second valve device by a second piping shorter than the first piping. The weft insertion device is configured to supply compressed air to each main nozzle with each valve device being in an open state over a jet period from a predetermined jet starting timing. In a predetermined initial jet period that begins at the jet starting timing, an operating state of the second valve device is put into a small flow rate state, in which a flow rate smaller than a steady flow rate is supplied.
    Type: Application
    Filed: December 20, 2022
    Publication date: August 3, 2023
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi MYOGI, Kazuya YAMA, Toshiya TAIMA
  • Patent number: 11707841
    Abstract: An automated fiber bundle placement apparatus including a placing head having a pressing device, and a multi-jointed robot. The pressing device includes a pressing part, a pressing mechanism having a drive device, and a drive control device. The drive control device includes a drive command unit configured to output a drive command corresponding to a contact width of a placement die with the pressing part, the contact width being a length in the width direction of a part of the placement die facing in parallel to a contact range of the pressing part during pressing against the placement die, and is configured to control drive of the drive device to apply a pressing force corresponding to the drive command to the pressing part.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: July 25, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Ren Uenaka, Takahisa Fujinaga
  • Publication number: 20230219306
    Abstract: An automated fiber bundle placement apparatus is configured to lay a strip-like fiber bundle impregnated with a thermoplastic resin on a stacking surface on an upper side of a placement die by moving a placement head and by emitting a laser from an emitting device to deposit the fiber bundle on the stacking surface incompletely. The emitting device is configured to emit the laser toward the fiber bundle laid on the stacking surface to its surface that is a reverse side of its surface facing the stacking surface.
    Type: Application
    Filed: December 20, 2022
    Publication date: July 13, 2023
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Isao NISHIMURA, Yasuyuki ISHIDA
  • Patent number: 11649573
    Abstract: A loom includes a loom frame including a pair of side frames, and heddle frame guides. An inner wall of at least one side frame has, as a reference position, a position of a part, which supports the heddle frame guide in a warp direction, of an inner surface of the inner wall with respect to a width direction of the loom and at least one support part is formed to be an offset support part at which an inner end in a support position of a bearing is located on a more inner side of the loom frame than the reference position.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: May 16, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Publication number: 20230112881
    Abstract: A loom includes a rotary shaft bridged to a pair of side frames with being supported via bearings each provided in corresponding one of the side frames, the rotary shaft includes: solid shaft-shaped shaft parts supported by corresponding one of the side frames: and a hollow pipe-shaped main body part located between the shaft parts. The loom includes a bearing structure provided in at least one of existence ranges of the shaft parts between the side frames with respect to an axis line direction of the rotary shaft. The bearing structure includes: a rolling bearing into which one of the shaft parts is fitted; and a support body configured to support the rolling bearing.
    Type: Application
    Filed: September 26, 2022
    Publication date: April 13, 2023
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi MYOGI, Koichi TAMURA, Tomoya HAYASHI
  • Patent number: 11608574
    Abstract: A frame structure of a loom includes a frame formed by connecting a pair of side frames, to each of which a beam support for supporting a warp beam is fixed, by a plurality of beam materials, and one or more pair of height position setting members arranged between a loom installation surface and each of the side frames. Each of the height position setting members is fixed to the installation surface and the corresponding side frame. The pair of height position setting members are provided as a support structure configured such that a fixed position with respect to the corresponding side frame on at least one of a let-off side and a take-up side is an inner surface or an outer surface of the side frame.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: March 21, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Patent number: 11591725
    Abstract: A crank-type drive device for a loom including a crank hub non-rotatably attached to a drive shaft, a holder non-rotatably attached to the crank hub, an eccentric shaft supported by the holder, and a connecting member rotatably supported by the holder via the eccentric shaft and a bearing and connected to a drive target member of a loom. The crank hub includes a plate-shaped attaching part which an attached surface of the holder is attached thereto and has an attaching surface in contact with the attached surface, and a fixing mechanism for fixing the crank hub to the drive shaft, the drive shaft being inserted and fitted in the fixing mechanism. The crank hub is configured so that the fixing mechanism is positioned on the attaching surface-side of the attaching part in a plate thickness direction.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: February 28, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Patent number: 11591724
    Abstract: A driving-force transmission mechanism includes a driving-force transmission shaft that is provided so as to protrude from a side wall of a side frame while extending parallel to a driving shaft within a space of the side frame and connected to a driving motor, and a gear train that connects the driving-force transmission shaft and a driving shaft.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: February 28, 2023
    Assignee: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventors: Keiichi Myogi, Daigo Yamagishi, Koichi Tamura, Kazuya Yama
  • Publication number: 20230057031
    Abstract: A mechanical device includes a worm gear mechanism which includes a worm wheel and a worm shaft. The worm gear mechanism adjusts backlash between the worm and the worm wheel by movement of the worm shaft in an axis line direction. The mechanical device includes a position adjusting mechanism which includes a holder, an axial force generation part and a base part. The holder is screwed into the accommodation hole and rotatably supports the worm shaft. The holder causes the movement of the worm shaft by rotation. The axial force generation part includes a screw part and exerts an axial force on the holder. The base part is provided to the frame and receives a reactive force acting on the axial force generation part as a result of exerting the axial force to the holder.
    Type: Application
    Filed: July 25, 2022
    Publication date: February 23, 2023
    Applicant: TSUDAKOMA KOGYO KABUSHIKI KAISHA
    Inventor: Yohei IKEDA