Patents by Inventor Ryutaro Nishimura
Ryutaro Nishimura 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: 11706530Abstract: An imaging device has a computer executing instructions that, when executed by the computer, cause the computer to: acquire a current position in an imaging direction of the imaging device; perform a process of controlling the imaging direction of the imaging device; and control, in a case where the imaging direction is controlled to a target position, a timing of starting a stop process for stopping controlling the imaging direction based on a speed at which the imaging direction is changed.Type: GrantFiled: March 28, 2022Date of Patent: July 18, 2023Assignee: Canon Kabushiki KaishaInventor: Ryutaro Nishimura
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Publication number: 20220321787Abstract: An imaging device has a computer executing instructions that, when executed by the computer, cause the computer to: acquire a current position in an imaging direction of the imaging device; perform a process of controlling the imaging direction of the imaging device; and control, in a case where the imaging direction is controlled to a target position, a timing of starting a stop process for stopping controlling the imaging direction based on a speed at which the imaging direction is changed.Type: ApplicationFiled: March 28, 2022Publication date: October 6, 2022Inventor: Ryutaro Nishimura
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Patent number: 9285042Abstract: A diaphragm valve and a seat holder unit for the diaphragm valve which allows easy replacement of a seat is provided. The diaphragm valve includes a retainer configured to hold a seat holder. The seat holder is demountably arranged on a body to hold a seat. The retainer has a substantially cylindrical shape and includes an inward flange portion receiving the outer peripheral edge portion of the seat holder, and is demountably mounted on the diaphragm holding members in a state of holding the seat holder.Type: GrantFiled: November 27, 2012Date of Patent: March 15, 2016Assignee: FUJIKIN INCORPORATEDInventors: Taichi Kitano, Tsutomu Shinohara, Michio Yamaji, Ryutaro Nishimura
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Publication number: 20140326915Abstract: There is provided a diaphragm valve configured to prevent a body from being scratched significantly even when replacement of a seat is repeated. A body 2, a seat 4 arranged on a peripheral edge of a fluid channel 2a formed on the body 2 so as to be demountably mountable, and a seat holder 5 arranged on the body 2 so as to be demountably mountable and configured to hold the seat 4 are provided. The body 2 and the seat holder 5 are each formed of a metal. Vickers hardness of the seat holder 5 is set to be smaller than Vickers hardness of the body 2.Type: ApplicationFiled: November 27, 2012Publication date: November 6, 2014Applicant: FUJIKIN INCORPORATEDInventors: Taichi Kitano, Tsutomu Shinohara, Michio Yamaji, Ryutaro Nishimura
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Publication number: 20140319403Abstract: A diaphragm valve and a seat holder unit for the diaphragm valve which allows easy replacement of a seat is provided. The diaphragm valve includes a retainer configured to hold a seat holder. The seat holder is demountably arranged on a body to hold a seat. The retainer has a substantially cylindrical shape and includes an inward flange portion receiving the outer peripheral edge portion of the seat holder, and is demountably mounted on the diaphragm holding members in a state of holding the seat holder.Type: ApplicationFiled: November 27, 2012Publication date: October 30, 2014Inventors: Taichi Kitano, Tsutomu Shinohara, Michio Yamaji, Ryutaro Nishimura
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Patent number: 8714188Abstract: The water hammerless opening device comprises an actuator operating type valve installed on the fluid passage, an electro-pneumatic conversion device to supply the 2-step actuator operating pressure Pa to the afore-mentioned actuator operating type valve, a vibration sensor removably fixed to the pipe passage on the upstream side of the actuator operating type valve, and a tuning box to which the vibration detecting signal Pr detected by the vibration sensor is inputted, through which the control signal Sc to control the step operating pressure Ps? of the afore-mentioned 2-step actuator operating pressure Pa is outputted to the electro-pneumatic conversion device, and with which the 2-step actuator operating pressure Pa, of the step operating pressure Ps? which makes the vibration detecting signal Pr nearly zero, is outputted from the electro-pneumatic conversion by adjusting the control signal Sc.Type: GrantFiled: September 22, 2011Date of Patent: May 6, 2014Assignees: Fujikin IncorporatedInventors: Tadahiro Ohmi, Kouji Nishino, Masaaki Nagase, Ryousuke Dohi, Nobukazu Ikeda, Ryutaro Nishimura
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Publication number: 20130000737Abstract: The water hammerless opening device comprises an actuator operating type valve installed on the fluid passage, an electro-pneumatic conversion device to supply the 2-step actuator operating pressure Pa to the afore-mentioned actuator operating type valve, a vibration sensor removably fixed to the pipe passage on the upstream side of the actuator operating type valve, and a tuning box to which the vibration detecting signal Pr detected by the vibration sensor is inputted, through which the control signal Sc to control the step operating pressure Ps? of the afore-mentioned 2-step actuator operating pressure Pa is outputted to the electro-pneumatic conversion device, and with which the 2-step actuator operating pressure Pa, of the step operating pressure Ps? which makes the vibration detecting signal Pr nearly zero, is outputted from the electro-pneumatic conversion by adjusting the control signal Sc.Type: ApplicationFiled: September 22, 2011Publication date: January 3, 2013Applicants: FUJIKIN INCORPORATEDInventors: Tadahiro OHMI, Kouji NISHINO, Masaaki NAGASE, Ryousuke DOHI, Nobukazu IKEDA, Ryutaro NISHIMURA
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Patent number: 8047225Abstract: The water hammerless opening device comprises an actuator operating type valve installed on the fluid passage, an electro-pneumatic conversion device to supply the 2-step actuator operating pressure Pa to the afore-mentioned actuator operating type valve, a vibration sensor removably fixed to the pipe passage on the upstream side of the actuator operating type valve, and a tuning box to which the vibration detecting signal Pr detected by the vibration sensor is inputted, through which the control signal Sc to control the step operating pressure Ps? of the afore-mentioned 2-step actuator operating pressure Pa is outputted to the electro-pneumatic conversion device, and with which the 2-step actuator operating pressure Pa, of the step operating pressure Ps? which makes the vibration detecting signal Pr nearly zero, is outputted from the electro-pneumatic conversion by adjusting the control signal Sc.Type: GrantFiled: April 10, 2009Date of Patent: November 1, 2011Assignees: Fujikin Incorporated, Tadahiro OhmiInventors: Tadahiro Ohmi, Kouji Nishino, Masaaki Nagase, Ryousuke Dohi, Nobukazu Ikeda, Ryutaro Nishimura
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Patent number: 8020574Abstract: A fluid passage is emergently-closed in a short time without causing a water hammer by an extremely simple device and operation. A water hammerless closing device includes an actuator operated valve provided in a fluid passage, an electro-pneumatic conversion device for supplying a 2-step actuator operating pressure Pa to an actuator operated-type valve, a vibration sensor removably secured to the pipe passage on the upstream side of the actuator operated-type valve, and a tuning box receiving a vibration detection signal Pr from the vibration sensor and delivering a control signal Sc to the electro-pneumatic conversion device for controlling the step operating pressure Ps? of the 2-step actuator operating pressure Pa so that, with the control signal Sc being regulated, the electro-pneumatic conversion device outputs the 2-step actuator operating pressure Pa with the step operating pressure Ps? capable of bringing the vibration detection signal Pr substantially to zero.Type: GrantFiled: June 14, 2007Date of Patent: September 20, 2011Assignees: Fujikin IncorporatedInventors: Tadahiro Ohmi, Nobukazu Ikeda, Kouji Nishino, Masaaki Nagase, Kyousuke Dohi, Ryutaro Nishimura
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Patent number: 7849869Abstract: The water hammerless opening device comprises an actuator operating type valve installed on the fluid passage, an electro-pneumatic conversion device to supply the 2-step actuator operating pressure Pa to the afore-mentioned actuator operating type valve, a vibration sensor removably fixed to the pipe passage on the upstream side of the actuator operating type valve, and a tuning box to which the vibration detecting signal Pr detected by the vibration sensor is inputted, through which the control signal Sc to control the step operating pressure Ps? of the afore-mentioned 2-step actuator operating pressure Pa is outputted to the electro-pneumatic conversion device, and with which the 2-step actuator operating pressure Pa, of the step operating pressure Ps? which makes the vibration detecting signal Pr nearly zero, is outputted from the electro-pneumatic conversion by adjusting the control signal Sc.Type: GrantFiled: January 13, 2005Date of Patent: December 14, 2010Assignees: Fujikin IncorporatedInventors: Tadahiro Ohmi, Kouji Nishino, Masaaki Nagase, Ryousuke Dohi, Nobukazu Ikeda, Ryutaro Nishimura
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Publication number: 20090255587Abstract: The water hammerless opening device comprises an actuator operating type valve installed on the fluid passage, an electro-pneumatic conversion device to supply the 2-step actuator operating pressure Pa to the afore-mentioned actuator operating type valve, a vibration sensor removably fixed to the pipe passage on the upstream side of the actuator operating type valve, and a tuning box to which the vibration detecting signal Pr detected by the vibration sensor is inputted, through which the control signal Sc to control the step operating pressure Ps? of the afore-mentioned 2-step actuator operating pressure Pa is outputted to the electro-pneumatic conversion device, and with which the 2-step actuator operating pressure Pa, of the step operating pressure Ps? which makes the vibration detecting signal Pr nearly zero, is outputted from the electro-pneumatic conversion by adjusting the control signal Sc.Type: ApplicationFiled: April 10, 2009Publication date: October 15, 2009Applicants: FUJIKIN IncorporatedInventors: Tadahiro OHMI, Kouji NISHINO, Masaaki NAGASE, Ryousuke DOHI, Nobukazu IKEDA, Ryutaro NISHIMURA
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Publication number: 20080257415Abstract: The water hammerless opening device comprises an actuator operating type valve installed on the fluid passage, an electro-pneumatic conversion device to supply the 2-step actuator operating pressure Pa to the afore-mentioned actuator operating type valve, a vibration sensor removably fixed to the pipe passage on the upstream side of the actuator operating type valve, and a tuning box to which the vibration detecting signal Pr detected by the vibration sensor is inputted, through which the control signal Sc to control the step operating pressure Ps? of the afore-mentioned 2-step actuator operating pressure Pa is outputted to the electro-pneumatic conversion device, and with which the 2-step actuator operating pressure Pa, of the step operating pressure Ps? which makes the vibration detecting signal Pr nearly zero, is outputted from the electro-pneumatic conversion by adjusting the control signal Sc.Type: ApplicationFiled: January 13, 2005Publication date: October 23, 2008Applicant: FUJIKIN INCORPORATEDInventors: Tadahiro Ohmi, Kouji Nishino, Masaaki Nagase, Ryousuke Dohi, Nobukazu Ikeda, Ryutaro Nishimura
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Publication number: 20080035877Abstract: A fluid passage is emergently-closed in a short time without causing a water hammer by an extremely simple device and operation. A water hammerless closing device includes an actuator operated valve provided in a fluid passage, an electro-pneumatic conversion device for supplying a 2-step actuator operating pressure Pa to an actuator operated-type valve, a vibration sensor removably secured to the pipe passage on the upstream side of the actuator operated-type valve, and a tuning box receiving a vibration detection signal Pr from the vibration sensor and delivering a control signal Sc to the electro-pneumatic conversion device for controlling the step operating pressure Ps? of the 2-step actuator operating pressure Pa so that, with the control signal Sc being regulated, the electro-pneumatic conversion device outputs the 2-step actuator operating pressure Pa with the step operating pressure Ps? capable of bringing the vibration detection signal Pr substantially to zero.Type: ApplicationFiled: June 14, 2007Publication date: February 14, 2008Applicants: FUJIKIN INCORPORATEDInventors: Tadahiro OHMI, Nobukazu Ikeda, Kouji Nishino, Masaaki Nagase, Kyousuke Dohi, Ryutaro Nishimura
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Patent number: 7278437Abstract: A fluid passage is emergently-closed in a short time without causing a water hammer by an extremely simple device and operation. A water hammerless closing device includes an actuator operated valve provided in a fluid passage, an electro-pneumatic conversion device for supplying a 2-step actuator operating pressure Pa to an actuator operated-type valve, a vibration sensor removably secured to the pipe passage on the upstream side of the actuator operated-type valve, and a tuning box receiving a vibration detection signal Pr from the vibration sensor and delivering a control signal Sc to the electro-pneumatic conversion device for controlling the step operating pressure Ps? of the 2-step actuator operating pressure Pa so that, with the control signal Sc being regulated, the electro-pneumatic conversion device outputs the 2-step actuator operating pressure Pa with the step operating pressure Ps? capable of bringing the vibration detection signal Pr substantially to zero.Type: GrantFiled: June 19, 2006Date of Patent: October 9, 2007Assignees: Fujikin IncorporatedInventors: Tadahiro Ohmi, Nobukazu Ikeda, Kouji Nishino, Masaaki Nagase, Ryousuke Dohi, Ryutaro Nishimura
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Publication number: 20070068577Abstract: A fluid passage is emergently-closed in a short time without causing a water hammer by an extremely simple device and operation. A water hammerless closing device includes an actuator operated valve provided in a fluid passage, an electro-pneumatic conversion device for supplying a 2-step actuator operating pressure Pa to an actuator operated-type valve, a vibration sensor removably secured to the pipe passage on the upstream side of the actuator operated-type valve, and a tuning box receiving a vibration detection signal Pr from the vibration sensor and delivering a control signal Sc to the electro-pneumatic conversion device for controlling the step operating pressure Ps? of the 2-step actuator operating pressure Pa so that, with the control signal Sc being regulated, the electro-pneumatic conversion device outputs the 2-step actuator operating pressure Pa with the step operating pressure Ps? capable of bringing the vibration detection signal Pr substantially to zero.Type: ApplicationFiled: June 19, 2006Publication date: March 29, 2007Applicants: FUJIKIN INCORPORATEDInventors: Tadahiro OHMI, Nobukazu IKEDA, Kouji NISHINO, Masaaki NAGASE, Ryousuke DOHI, Ryutaro NISHIMURA
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Patent number: 7080658Abstract: A fluid passage is emergently-closed in a short time without causing a water hammer by an extremely simple device and operation. A water hammerless closing device includes an actuator operated valve provided in a fluid passage, an electro-pneumatic conversion device for supplying a 2-step actuator operating pressure Pa to an actuator operated-type valve, a vibration sensor removably secured to the pipe passage on the upstream side of the actuator operated-type valve, and a tuning box receiving a vibration detection signal Pr from the vibration sensor and delivering a control signal Sc to the electro-pneumatic conversion device for controlling the step operating pressure Ps? of the 2-step actuator operating pressure Pa so that, with the control signal Sc being regulated, the electro-pneumatic conversion device outputs the 2-step actuator operating pressure Pa with the step operating pressure Ps? capable of bringing the vibration detection signal Pr substantially to zero.Type: GrantFiled: June 15, 2005Date of Patent: July 25, 2006Assignees: Fujikin IncorporatedInventors: Tadahiro Ohmi, Nobukazu Ikeda, Kouji Nishino, Masaaki Nagase, Kyousuke Dohi, Ryutaro Nishimura
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Publication number: 20050241697Abstract: A fluid passage is emergently-closed in a short time without causing a water hammer by an extremely simple device and operation. A water hammerless closing device includes an actuator operated valve provided in a fluid passage, an electro-pneumatic conversion device for supplying a 2-step actuator operating pressure Pa to an actuator operated-type valve, a vibration sensor removably secured to the pipe passage on the upstream side of the actuator operated-type valve, and a tuning box receiving a vibration detection signal Pr from the vibration sensor and delivering a control signal Sc to the electro-pneumatic conversion device for controlling the step operating pressure Ps? of the 2-step actuator operating pressure Pa so that, with the control signal Sc being regulated, the electro-pneumatic conversion device outputs the 2-step actuator operating pressure Pa with the step operating pressure Ps? capable of bringing the vibration detection signal Pr substantially to zero.Type: ApplicationFiled: June 15, 2005Publication date: November 3, 2005Applicants: Fujikin Incorporated, Tadahiro OHMIInventors: Tadahiro Ohmi, Nobukazu Ikeda, Kouji Nishino, Masaaki Nagase, Kyousuke Dohi, Ryutaro Nishimura
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Patent number: 6453707Abstract: A locking device comprises a stopper support fixed to the body of a fluid controller, and a stopper nonrotatably mounted on the stopper support and engageable with a channel opening-closing handle for preventing the rotation of the handle. The stopper mounted on the support is movable upward and downward between a locking position wherein the stopper engages with the handle and an unlocking position wherein the stopper is out of engagement with the handle. The stopper support is formed with an opening for fitting the controller body therein and an aperture for fitting the stopper therein. The stopper has a vertical portion slidably fitted in the aperture and formed with a lock attaching bore.Type: GrantFiled: January 2, 2001Date of Patent: September 24, 2002Assignee: Fujikin IncorporatedInventors: Ryutaro Nishimura, Shigeru Itoi
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Publication number: 20010000850Abstract: A locking device comprises a stopper support fixed to the body of a fluid controller, and a stopper nonrotatably mounted on the stopper support and engageable with a channel opening-closing handle for preventing the rotation of the handle. The stopper mounted on the support is movable upward and downward between a locking position wherein the stopper engages with the handle and an unlocking position wherein the stopper is out of engagement with the handle. The stopper support is formed with an opening for fitting the controller body therein and an aperture for fitting the stopper therein. The stopper has a vertical portion slidably fitted in the aperture and formed with a lock attaching bore.Type: ApplicationFiled: January 2, 2001Publication date: May 10, 2001Applicant: FUJIKIN INCORPORATEDInventors: Ryutaro Nishimura, Shigeru Itoi
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Patent number: 6189350Abstract: A locking device comprises a stopper support fixed to the body of a fluid controller, and a stopper nonrotatably mounted on the stopper support and engageable with a channel opening-closing handle for preventing the rotation of the handle. The stopper mounted on the support is movable upward and downward between a locking position wherein the stopper engages with the handle and an unlocking position wherein the stopper is out of engagement with the handle. The stopper support is formed with an opening for fitting the controller body therein and an aperture for fitting the stopper therein. The stopper has a vertical portion slidably fitted in the aperture and formed with a lock attaching bore.Type: GrantFiled: April 20, 1998Date of Patent: February 20, 2001Assignee: Fujikin IncorporatedInventors: Ryutaro Nishimura, Shigeru Itoi