Patents by Inventor Toshinao Kato
Toshinao Kato 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: 11815163Abstract: A speed reducer including: an input shaft; a first barrel cam; a first output table; an intermediate shaft; a second cam; and a second output table, in the first output table, the plurality of first cam followers being provided concentrically around a rotation center position of the intermediate shaft, concerning a certain first cam follower among the plurality of first cam followers, when a center position of the certain first cam follower when the certain first cam follower has been moved to a farthest end on one side in the up-down direction is defined as a reference position, a center position of the first barrel cam being shifted to another side in the up-down direction with respect to the reference position, an engagement center position in the front-rear direction between an engagement start position and an engagement end position being shifted either of forward and rearward with respect to the reference position.Type: GrantFiled: October 18, 2021Date of Patent: November 14, 2023Assignee: TECHNO DYNAMICS, INC.Inventors: Toshinao Kato, Hiroki Yagi, Hironori Tozuka
-
Publication number: 20220120339Abstract: A speed reducer including: an input shaft; a first barrel cam; a first output table; an intermediate shaft; a second cam; and a second output table, in the first output table, the plurality of first cam followers being provided concentrically around a rotation center position of the intermediate shaft, concerning a certain first cam follower among the plurality of first cam followers, when a center position of the certain first cam follower when the certain first cam follower has been moved to a farthest end on one side in the up-down direction is defined as a reference position, a center position of the first barrel cam being shifted to another side in the up-down direction with respect to the reference position, an engagement center position in the front-rear direction between an engagement start position and an engagement end position being shifted either of forward and rearward with respect to the reference position.Type: ApplicationFiled: October 18, 2021Publication date: April 21, 2022Inventors: Toshinao KATO, Hiroki YAGI, Hironori TOZUKA
-
Patent number: 10239700Abstract: The present invention is characterized to include a cylindrical cam that is provided to correspond to a moving path and possesses an engaging groove, the moving path moving in an uncoupled state with each of a plurality of carriers to which an object to be conveyed is respectively installed and the plurality of carriers being in states where a set of a plurality of first carriers and a set of a plurality of second carriers are alternately lined up, and a drive source that drives the cylindrical cam, wherein a first cylindrical cam and a second cylindrical cam, as the cylindrical cam, are respectively provided to correspond to a predetermined position in the moving path, the first cylindrical cam possessing an engaging groove with which only the first carriers are engageable and the second cylindrical cam possessing an engaging groove with which only the second carriers are engageable, a first drive source that drives the first cylindrical cam and a second drive source that drives the second cylindrical cam arType: GrantFiled: May 8, 2017Date of Patent: March 26, 2019Assignee: Techno Dynamics Inc.Inventor: Toshinao Kato
-
Publication number: 20180185971Abstract: A cam device includes: a cam unit, a reduction unit and a housing. The cam unit includes a rotating body and a cam. The rotating body includes a cam follower. The cam includes a cam surface that engages with the cam follower, and the cam is configured to rotate the rotating body by rotation of the cam. The reduction unit is provided between a motor and the cam, and includes a motor gear and a cam gear. The motor gear is mounted on a motor side of the reduction unit. The cam gear is mounted on a cam side of the reduction unit. The housing includes a first housing part and a second housing part as a unit. The first housing part accommodates the cam unit, and the second housing part accommodates the reduction unit.Type: ApplicationFiled: January 4, 2018Publication date: July 5, 2018Inventor: Toshinao KATO
-
Patent number: 9995378Abstract: A drive device is provided to include: a case; a first motor and a second motor having an output shaft extending along a first axial line in the case and a second axial line parallel to the first axial line in the case, respectively; a first output shaft including a first shaft body and roller followers, the roller followers being engaged at a predetermined reduction gear ratio with the rib of the first motor; a second output shaft including a second shaft body and roller followers, the roller followers being engaged at a predetermined reduction gear ratio with the rib of the second motor; a first sealing member located between the case and the outer peripheral surface of the first shaft body; and a second sealing member located between an inner peripheral surface of the first shaft body and an outer peripheral surface of the second shaft body.Type: GrantFiled: March 28, 2014Date of Patent: June 12, 2018Assignee: TOKYO ELECTRON LIMITEDInventors: Tsutomu Hiroki, Toshinao Kato
-
Patent number: 9975703Abstract: The present invention is characterized to include a carrier to which an object to be carried is installed, a moving path where a plurality of the carriers respectively move in uncoupled states, a conveying part that comes into contact with the carrier to directly move the carrier and that makes a contacted carrier that had come into contact and been moved push a plurality of carriers that are positioned in front of the contacted carrier to indirectly move the plurality of carriers, and a cylindrical cam that possesses an engaging groove and that is provided to correspond to only a part of the moving path, wherein the cylindrical cam rotates to move the plurality of the carriers that are pushed by the contacted carrier to reach the cylindrical cam and that are engaged with the engaging groove, and changes an interval between the plurality of carriers as well.Type: GrantFiled: May 8, 2017Date of Patent: May 22, 2018Assignee: Techno Dynamics Inc.Inventor: Toshinao Kato
-
Publication number: 20170327320Abstract: The present invention is characterized to include a cylindrical cam that is provided to correspond to a moving path and possesses an engaging groove, the moving path moving in an uncoupled state with each of a plurality of carriers to which an object to be conveyed is respectively installed and the plurality of carriers being in states where a set of a plurality of first carriers and a set of a plurality of second carriers are alternately lined up, and a drive source that drives the cylindrical cam, wherein a first cylindrical cam and a second cylindrical cam, as the cylindrical cam, are respectively provided to correspond to a predetermined position in the moving path, the first cylindrical cam possessing an engaging groove with which only the first carriers are engageable and the second cylindrical cam possessing an engaging groove with which only the second carriers are engageable, a first drive source that drives the first cylindrical cam and a second drive source that drives the second cylindrical cam arType: ApplicationFiled: May 8, 2017Publication date: November 16, 2017Inventor: Toshinao KATO
-
Publication number: 20170327319Abstract: The present invention is characterized to include a carrier to which an object to be carried is installed, a moving path where a plurality of the carriers respectively move in uncoupled states, a conveying part that comes into contact with the carrier to directly move the carrier and that makes a contacted carrier that had come into contact and been moved push a plurality of carriers that are positioned in front of the contacted carrier to indirectly move the plurality of carriers, and a cylindrical cam that possesses an engaging groove and that is provided to correspond to only a part of the moving path, wherein the cylindrical cam rotates to move the plurality of the carriers that are pushed by the contacted carrier to reach the cylindrical cam and that are engaged with the engaging groove, and changes an interval between the plurality of carriers as well.Type: ApplicationFiled: May 8, 2017Publication date: November 16, 2017Inventor: Toshinao KATO
-
Patent number: 9726238Abstract: An overload limiting device includes: a rolling element; a rotatable first rotation member having a housing portion that houses the rolling element; a rotatable second rotation member having an engagement recess portion that engages detachably with the rolling element housed in the housing portion, the second rotation member being arranged opposing the first rotation member; a biasing member that biases the rolling element toward the engagement recess portion; and an adjustment nut that adjusts a biasing force of the biasing member by moving in a rotation axis direction of the first rotation member, the adjustment nut being provided to the first rotation member, the first rotation member including a scale showing a position of the adjustment nut in the rotation axis direction.Type: GrantFiled: June 5, 2015Date of Patent: August 8, 2017Assignee: Techno Dynamics Inc.Inventor: Toshinao Kato
-
Publication number: 20150354642Abstract: An overload limiting device includes: a rolling element; a rotatable first rotation member having a housing portion that houses the rolling element; a rotatable second rotation member having an engagement recess portion that engages detachably with the rolling element housed in the housing portion, the second rotation member being arranged opposing the first rotation member; a biasing member that biases the rolling element toward the engagement recess portion; and an adjustment nut that adjusts a biasing force of the biasing member by moving in a rotation axis direction of the first rotation member, the adjustment nut being provided to the first rotation member, the first rotation member including a scale showing a position of the adjustment nut in the rotation axis direction.Type: ApplicationFiled: June 5, 2015Publication date: December 10, 2015Inventor: Toshinao Kato
-
Patent number: 9166457Abstract: The disclosure discloses a rotating electrical machine that is integrally formed with a reduction device having an input shaft to which a roller gear cam is provided and an output shaft to which cam followers configured to sequentially engage with the roller gear cam is provided on an outer periphery, extending along a direction orthogonal to the input shaft, and is configured to employ one of a field system or an armature as a rotator and the other of the field system or the armature as a stator, including a rotating shaft that is fixed to the rotator and integrally formed as a single shaft with the input shaft of the reduction device.Type: GrantFiled: January 11, 2012Date of Patent: October 20, 2015Assignees: KABUSHIKI KAISHA YASKAWA DENKI, SANKYO SEISAKUSHO CO.Inventors: Toshiyuki Yamagishi, Nobukazu Miyauchi, Kenji Matsuura, Toshinao Kato, Atsushi Oishi, Toshiki Takahashi
-
Patent number: 9138901Abstract: A transfer device can control a posture of a holding table accurately and prevent the holding table from wobbling even when the holding table is moved at a high speed. A first posture holding link 56 and a second posture holding link 57 are provided at the transfer device. One end of the first posture holding link 56 and one end of the second posture holding link 57 are rotatably connected to a connecting shaft 53. Rails 51 and 52 are fastened to a base plate 27 of the holding table 21. Rollers 54 and 55 are connected to the connecting shaft 53 to be rotated about an axis line. The rollers 54 and 55 are in contact with roller driving portions 51a and 52a. When the holding table 21 is moved, the rollers 54 and 55 are rotated on the roller driving portions 51a and 52a.Type: GrantFiled: September 14, 2011Date of Patent: September 22, 2015Assignees: TOKYO ELECTRON LIMITED, SANKYO SEISAKUSHO CORPORATIONInventors: Tsutomu Hiroki, Toshinao Kato
-
Publication number: 20140209241Abstract: A drive device is provided to include: a case; a first motor and a second motor having an output shaft extending along a first axial line in the case and a second axial line parallel to the first axial line in the case, respectively; a first output shaft including a first shaft body and roller followers, the roller followers being engaged at a predetermined reduction gear ratio with the rib of the first motor; a second output shaft including a second shaft body and roller followers, the roller followers being engaged at a predetermined reduction gear ratio with the rib of the second motor; a first sealing member located between the case and the outer peripheral surface of the first shaft body; and a second sealing member located between an inner peripheral surface of the first shaft body and an outer peripheral surface of the second shaft body.Type: ApplicationFiled: March 28, 2014Publication date: July 31, 2014Applicant: TOKYO ELECTRON LIMITEDInventors: Tsutomu HIROKI, Toshinao KATO
-
Publication number: 20130216335Abstract: A transfer device can control a posture of a holding table accurately and prevent the holding table from wobbling even when the holding table is moved at a high speed. A first posture holding link 56 and a second posture holding link 57 are provided at the transfer device. One end of the first posture holding link 56 and one end of the second posture holding link 57 are rotatably connected to a connecting shaft 53. Rails 51 and 52 are fastened to a base plate 27 of the holding table 21. Rollers 54 and 55 are connected to the connecting shaft 53 to be rotated about an axis line. The rollers 54 and 55 are in contact with roller driving portions 51a and 52a. When the holding table 21 is moved, the rollers 54 and 55 are rotated on the roller driving portions 51a and 52a.Type: ApplicationFiled: September 14, 2011Publication date: August 22, 2013Applicants: SANKYO SEISAKUSHO CORPORATION, TOKYO ELECTRON LIMITEDInventors: Tsutomu Hiroki, Toshinao Kato
-
Publication number: 20120175982Abstract: The disclosure discloses a rotating electrical machine that is integrally formed with a reduction device having an input shaft to which a roller gear cam is provided and an output shaft to which cam followers configured to sequentially engage with the roller gear cam is provided on an outer periphery, extending along a direction orthogonal to the input shaft, and is configured to employ one of a field system or an armature as a rotator and the other of the field system or the armature as a stator, including a rotating shaft that is fixed to the rotator and integrally formed as a single shaft with the input shaft of the reduction device.Type: ApplicationFiled: January 11, 2012Publication date: July 12, 2012Applicants: Sankyo Seisakusho Co., Kabushiki Kaisha Yaskawa DenkiInventors: Toshiyuki YAMAGISHI, Nobukazu MIYAUCHI, Kenji MATSUURA, Toshinao KATO, Atsushi OISHI, Toshiki TAKAHASHI
-
Publication number: 20080296126Abstract: A product transport apparatus is provided that includes a transport section for transporting a product by oscillating; a driving section for applying oscillations to the transport section; a product supply section for storing products therein, the product supply section having an aperture for supplying the stored products to the transport section; and a supply stop section that can stop the supply of the products from the aperture by being brought close to the aperture, wherein, when the products are supplied from the product supply section to the transport section, the supply stop section moves away from the aperture and the supply stop section causes at least some of the products on the supply stop section to move toward the transport section by oscillating.Type: ApplicationFiled: October 31, 2007Publication date: December 4, 2008Applicant: Sankyo Seisakusho Co.Inventors: Heizaburo Kato, Toshinao Kato
-
Patent number: 7451869Abstract: An article carrying apparatus is capable of carrying an article efficiently and correctly. The article carrying apparatus for carrying an article, includes: a housing; an input shaft rotatably supported by the housing; an output section supported by the housing in such a manner that the output section can oscillate and reciprocate; an article carry section that oscillates and reciprocates integrally with the output section; a first cam mechanism that moves in conjunction with the input shaft and oscillates the output section, wherein the first cam mechanism includes a first cam having a cam face that maintains a contact state with the output section during reciprocation of the output section, and a contact position at which the output section and the cam face contact one another moves in the same direction as a reciprocating direction in which the output section reciprocates; and a second cam mechanism that moves in conjunction with the input shaft and reciprocates the output section.Type: GrantFiled: October 26, 2005Date of Patent: November 18, 2008Assignee: Sankyo Seisakusho Co.Inventors: Heizaburo Kato, Toshinao Kato
-
Patent number: D780238Type: GrantFiled: October 2, 2015Date of Patent: February 28, 2017Assignee: Techno Dynamics Inc.Inventor: Toshinao Kato
-
Patent number: D815166Type: GrantFiled: March 10, 2017Date of Patent: April 10, 2018Assignee: Techno Dynamics Inc.Inventor: Toshinao Kato
-
Patent number: D993294Type: GrantFiled: April 17, 2021Date of Patent: July 25, 2023Assignee: TECHNO DYNAMICS, INC.Inventors: Toshinao Kato, Hiroki Yagi, Hironori Totsuka