Patents by Inventor Keisuke Iida
Keisuke Iida 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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Publication number: 20240114817Abstract: A monitoring system of a work machine includes a monitor to monitor whether or not a work machine is within an area when a first signal is received and stop monitoring when a second signal is received. The work machine includes at least a communication terminal to transmit the first signal and the second signal to the monitor, a first instruction generator operable to instruct the communication terminal to transmit the first signal, and a second instruction generator operable to instruct the communication terminal to transmit the second signal when the monitor is monitoring the work machine.Type: ApplicationFiled: December 18, 2023Publication date: April 11, 2024Inventors: Keisuke MIURA, Yoshihito IIDA, Atsushi MATSUMOTO, Ryo IKEDA
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Patent number: 9317058Abstract: For proving a pedal assembly module to improve productivity, a forward pedal, a backward pedal, a first shaft supporting the forward pedal and the backward pedal, a brake pedal, a second shaft supporting the brake pedal, and a frame box supporting the first shaft and the second shaft are assembled and integrated with their functions ensured.Type: GrantFiled: June 30, 2014Date of Patent: April 19, 2016Assignee: Yanmar Co., Ltd.Inventors: Takashi Goto, Masahiro Hanafusa, Keisuke Iida
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Patent number: 9309967Abstract: A gear shift mechanism in which operability of an operation pedals for steplessly changing gears in both forward and reverse direction, and a vehicle with the gearshift mechanism. This gearshift mechanism includes a gearshift shaft to which a pedal boss is fitted that is located on the base end side of a pedal arm of a forward pedal, an intermediate link that is connected to a pedal boss that is located on the base end side of a pedal arm of a reverse pedal via a connection member, and a link shaft to which a link boss of the intermediate link is fitted. the pedal boss of the forward pedal is fixed to the gearshift shaft and the pedal boss is unable to rotate relatively to the gearshift shaft, which a pedal boss located on the right side of the pedal boss is able to rotate relatively to the gearshift shaft.Type: GrantFiled: October 29, 2013Date of Patent: April 12, 2016Assignee: Yanmar Co., Ltd.Inventors: Keisuke Iida, Masahiro Hanafusa, Taihei Daiyakuji
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Publication number: 20150260283Abstract: A gear shift mechanism in which operability of an operation pedals for steplessly changing gears in both forward and reverse direction, and a vehicle with the gearshift mechanism. This gearshift mechanism includes a gearshift shaft to which a pedal boss is fitted that is located on the base end side of a pedal arm of a forward pedal, an intermediate link that is connected to a pedal boss that is located on the base end side of a pedal arm of a reverse pedal via a connection member, and a link shaft to which a link boss of the intermediate link is fitted. the pedal boss of the forward pedal is fixed to the gearshift shaft and the pedal boss is unable to rotate relatively to the gearshift shaft, which a pedal boss located on the right side of the pedal boss is able to rotate relatively to the gearshift shaft.Type: ApplicationFiled: October 29, 2013Publication date: September 17, 2015Inventors: Keisuke Iida, Masahiro Hanafusa, Taihei Daiyakuji
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Patent number: 9062706Abstract: The present invention provides a mechanism for operating a vehicle split seat whereby operation levers of two seat backs can be arranged compactly on a wall surface of a luggage compartment or the like such that the two operation levers have the same pivot support point, without impairing operability of the levers. Two operation levers 31, 32 are respectively connected to locking mechanisms of at least two adjacent seat backs 11B by way of operation cables 22, 23, the operation levers 31, 32 being formed of a central lever 32 and an outer lever 31 provided outside the central lever having the same pivot support point, operation parts being provided on the free end sides of arm parts of both the levers 31, 32 and operating spaces X, Y, Z which allow both the levers 31, 32 to be operated individually also being provided.Type: GrantFiled: November 22, 2011Date of Patent: June 23, 2015Assignee: Mazda Motor CorporationInventors: Masato Hirokawa, Satoshi Fujita, Keisuke Iida, Saori Mito, Nanae Michida, Yuina Ashihara
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Publication number: 20150107394Abstract: For proving a pedal assembly module to improve the productivity, this invention assembles and integrates a forward pedal, a backward pedal, a first shaft supporting the forward pedal and the backward pedal, a brake pedal, a second shaft supporting the brake pedal, and a frame box supporting the first shaft and the second shaft with their functions ensured.Type: ApplicationFiled: June 30, 2014Publication date: April 23, 2015Inventors: TAKASHI GOTO, MASAHIRO HANAFUSA, KEISUKE IIDA
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Publication number: 20130200678Abstract: The present invention provides a mechanism for operating a vehicle split seat whereby operation levers of two seat backs can be arranged compactly on a wall surface of a luggage compartment or the like such that the two operation levers have the same pivot support point, without impairing operability of the levers. Two operation levers 31, 32 are respectively connected to locking mechanisms of at least two adjacent seat backs 11B by way of operation cables 22, 23, the operation levers 31, 32 being formed of a central lever 32 and an outer lever 31 provided outside the central lever having the same pivot support point, operation parts being provided on the free end sides of arm parts of both the levers 31, 32 and operating spaces X, Y, Z which allow both the levers 31, 32 to be operated individually also being provided.Type: ApplicationFiled: November 22, 2011Publication date: August 8, 2013Applicant: MAZDA MOTOR CORPORATIONInventors: Masato Hirokawa, Satoshi Fujita, Keisuke Iida, Saori Mito, Nanae Michida, Yuina Ashihara
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Patent number: 8272468Abstract: A tractor includes a boom and a bucket being coupled with each other in series and having the same rotating direction, and a control lever for operating both the boom and the bucket. The control button is equipped in the control lever, and the control lever can operate either a boom or a bucket after either the boom or the bucket is selected by pressing the control button.Type: GrantFiled: February 25, 2010Date of Patent: September 25, 2012Assignee: Yanmar Co., Ltd.Inventor: Keisuke Iida
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Publication number: 20110203399Abstract: A tractor, which comprises a boom and a bucket being coupled with each other in series and having the same rotating direction, and a control lever for operating both the boom and the bucket, wherein: a control button is equipped in the control lever, and the control lever can operate either a boom or a bucket after either the boom or the bucket is selected by pressing the control button.Type: ApplicationFiled: February 25, 2010Publication date: August 25, 2011Applicant: YANMAR CO. LTD.Inventor: Keisuke IIDA
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Patent number: 7712816Abstract: A movable floor device for a vehicle, which comprises a movable board disposed beneath feet of an occupant seated in an occupant seat, a drive source disposed below the occupant seat, and a driving-force transmission mechanism adapted, according to a driving force of the drive source, to input a force directed in a selected one of frontward and rearward directions of a vehicle body, into a rear portion of the movable board. The movable board is supported in such a manner as to be selectively displaced upwardly and downwardly in response to respective ones of the frontward and rearward forces input from the driving-force transmission mechanism. The movable floor apparatus of the present invention makes it possible to allow a lowermost height position of a movable board to be set at a lower level so as to cope with various seating postures with enhanced flexibility.Type: GrantFiled: August 22, 2007Date of Patent: May 11, 2010Assignees: Mazda Motor Corporation, Delta Kogyo Co., Ltd., Toyo Seat Co., Ltd.Inventors: Takushi Ujimoto, Terumi Akazawa, Teiji Hiyori, Keisuke Iida, Tomonori Ohtsubo, Hiroki Uemura, Reiji Kikuchi
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Patent number: 7556307Abstract: A floor board positioned in the foot area of an occupant seated in an occupant seat is allowed to be driven up or down. In an automobile movable floor apparatus, a floor board 5 that covers the upper face of an automobile body floor 3 and a raising-lowering drive mechanism 6 that drives the floor board 5 to be raised or lowered are provided in the foot area of an occupant seated in an occupant seat 4, and a toe board portion 8 sloping down to the rear and a floor base portion 9 that extends toward the rear of the automobile body and is continuous with the rear end of the toe board portion 8 are provided in the automobile body floor 3. The floor board 5 includes a toe board corresponding portion 18 that corresponds to the toe board portion 8 of the automobile body floor 3, and a floor base corresponding portion 19 that corresponds to the floor base portion 9, and the toe board corresponding portion 18 and the floor base corresponding portion 19 are formed in a flattened V-like shape when viewed from the side.Type: GrantFiled: February 1, 2007Date of Patent: July 7, 2009Assignee: Mazda Motor CorporationInventors: Tomonori Ohtsubo, Hiroki Uemura, Toshimine Morino, Kazuhiro Matsuhashi, Keisuke Iida, Yukio Iwayama, Eiji Yoshimura
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Patent number: 7533936Abstract: A vehicle seat assembly comprises a coupling member 12 coupling a front end of a seat-cushion frame 2 to an upper rail 11, a rear link member 23 provided in a rear end of the seat-cushion frame 2, and a support member 24 provided on the side of a vehicle body to support the rear link member 23. The rear link member 23 includes a pivoted portion 26 pivotally supported by the upper rail 11, a coupled portion 28 coupled to the rear end of the seat-cushion frame 2, and an engaged portion engaged with the support member 24. The support member 24 includes a sliding drive portion (sliding groove 33) which slidably supports the engaged portion of the rear link member 23 to allow the rear link member 23 to be swingingly displaced in conjunction with a longitudinal movement of the seat-cushion frame 2, so as to move the coupled portion 28 in an upward/downward direction to drivingly lift and lower the rear end of the seat-cushion frame 2.Type: GrantFiled: August 20, 2007Date of Patent: May 19, 2009Assignees: Mazda Motor Corporation, Delta Kogyo Co., Ltd., Toyo Seat Co., Ltd.Inventors: Takushi Ujimoto, Terumi Akazawa, Teiji Hiyori, Keisuke Iida, Tomonori Ohtsubo, Hiroki Uemura
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Publication number: 20080047771Abstract: Disclosed is a movable floor apparatus for a vehicle, which comprises a movable board 5 disposed beneath feet of an occupant seated in an occupant seat 4, a drive source 6 disposed below the occupant seat 4, and a driving-force transmission mechanism 7 adapted, according to a driving force of the drive source 6, to input a force directed in a selected one of frontward and rearward directions of a vehicle body, into a rear portion of the movable board 5. The movable board 5 is supported in such a manner as to be selectively displaced upwardly and downwardly in response to respective ones of the frontward and rearward forces input from the driving-force transmission mechanism 7. The movable floor apparatus of the present invention makes it possible to allow a lowermost height position of a movable board to be set at a lower level so as to cope with various seating postures with enhanced flexibility.Type: ApplicationFiled: August 22, 2007Publication date: February 28, 2008Applicants: MAZDA MOTOR CORPORATION, DELTA KOGYO, LTD., TOYO SEAT CO., LTD.Inventors: Takushi Ujimoto, Terumi Akazawa, Teiji Hiyori, Keisuke Iida, Tomonori Ohtsubo, Hiroki Uemura, Reiji Kikuchi
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Publication number: 20080048477Abstract: A vehicle seat assembly comprises a coupling member 12 coupling a front end of a seat-cushion frame 2 to an upper rail 11, a rear link member 23 provided in a rear end of the seat-cushion frame 2, and a support member 24 provided on the side of a vehicle body to support the rear link member 23. The rear link member 23 includes a pivoted portion 26 pivotally supported by the upper rail 11, a coupled portion 28 coupled to the rear end of the seat-cushion frame 2, and an engaged portion engaged with the support member 24. The support member 24 includes a sliding drive portion (sliding groove 33) which slidably supports the engaged portion of the rear link member 23 to allow the rear link member 23 to be swingingly displaced in conjunction with a longitudinal movement of the seat-cushion frame 2, so as to move the coupled portion 28 in an upward/downward direction to drivingly lift and lower the rear end of the seat-cushion frame 2.Type: ApplicationFiled: August 20, 2007Publication date: February 28, 2008Applicants: MAZDA MOTOR CORPORATION, DELTA KOGYO CO., LTD., TOYO SEAT CO., LTD.Inventors: Takushi Ujimoto, Terumi Akazawa, Teiji Hiyori, Keisuke Iida, Tomonori Ohtsubo, Hiroki Uemura
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Publication number: 20070176456Abstract: A floor board positioned in the foot area of an occupant seated in an occupant seat is allowed to be driven up or down. In an automobile movable floor apparatus, a floor board 5 that covers the upper face of an automobile body floor 3 and a raising-lowering drive mechanism 6 that drives the floor board 5 to be raised or lowered are provided in the foot area of an occupant seated in an occupant seat 4, and a toe board portion 8 sloping down to the rear and a floor base portion 9 that extends toward the rear of the automobile body and is continuous with the rear end of the toe board portion 8 are provided in the automobile body floor 3. The floor board 5 includes a toe board corresponding portion 18 that corresponds to the toe board portion 8 of the automobile body floor 3, and a floor base corresponding portion 19 that corresponds to the floor base portion 9, and the toe board corresponding portion 18 and the floor base corresponding portion 19 are formed in a flattened V-like shape when viewed from the side.Type: ApplicationFiled: February 1, 2007Publication date: August 2, 2007Inventors: Tomonori Ohtsubo, Hiroki Uemura, Toshimine Morino, Kazuhiro Matsuhashi, Keisuke Iida, Yukio Iwayama, Eiji Yoshimura
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Patent number: 7227302Abstract: Optical filter layers that transmit only light with a desired wavelength are provided in a non-formation region of an optical absorbing layer formed on an inner surface of a glass panel, and phosphor layers that emit either one of red, green, and blue light are provided on the optical filter layers. The optical filter layers transmit blue light. Assuming that the thickness of the optical filter layer underlying the phosphor layer that emits blue light is t1, and the thickness of the optical filter layers underlying the phosphor layers that emit red and green light is t2, a relationship: t1>t2 is satisfied. Because of the above configuration, a color cathode-ray tube is provided, which can be produced at low cost with satisfactory yield with less peeling of a phosphor layer.Type: GrantFiled: September 21, 2005Date of Patent: June 5, 2007Assignee: Matsushita Toshiba Picture Display Co., Ltd.Inventors: Keisuke Iida, Hidemi Matsuda
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Publication number: 20070085368Abstract: A vehicle body structure of a vehicle including a seat, having a baggage compartment at a rear portion in a cabin, comprises a seat back supported by a hinge member provided at a lower portion of the seat so as to rotate in a longitudinal direction, the seat back being provided to be held in a specified upright position, a first engagement portion provided at an outside end portion of the seat back, a second engagement portion provided at a portion of a vehicle sidewall portion corresponding to the first engagement portion, wherein the first and second engagement portions are configured to be fixed in a vehicle width direction when the seat back is in the specified upright position. Thereby, a rigidity of the vehicle body can be improved by using the seat back.Type: ApplicationFiled: August 23, 2006Publication date: April 19, 2007Applicant: MAZDA MOTOR CORPORATIONInventors: Masato Hirokawa, Yoh Koizumi, Kenji Satani, Masao Hara, Yusuke Kohge, Shigeaki Watanabe, Gunji Yoshii, Kazuhiro Matsuhashi, Keisuke Iida, Masaki Nishino, Masato Shimada, Yoshitaka Fujihara, Hiromasa Honji, Yuji Ohta, Hiroshi Okiyama, Tsutomu Naganuma
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Patent number: 7202594Abstract: A display device which includes, a display panel, a red emitting fluorescent film, a green emitting fluorescent film, and a blue emitting fluorescent film, each of the fluorescent films being formed on an inner surface of the display panel. The red emitting fluorescent film contains red fluorescent particles having an average particle diameter ranging from 6 to 12 ?m and covered with red pigment having an average particle diameter ranging from 1/100 to 1/10 of the average particle diameter of the red fluorescent particles, the red emitting fluorescent particles are formed of Y2O2S:Eu, a concentration of Eu in the red emitting fluorescent film is 60 ppm or less, and the x-value of luminescent chromaticity of the red emitting fluorescent film is not less than 0.620.Type: GrantFiled: June 23, 2005Date of Patent: April 10, 2007Assignee: Kabushiki Kaisha ToshibaInventors: Hisashi Chigusa, Keisuke Iida, Hidemi Matsuda
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Publication number: 20060061251Abstract: Optical filter layers that transmit only light with a desired wavelength are provided in a non-formation region of an optical absorbing layer formed on an inner surface of a glass panel, and phosphor layers that emit either one of red, green, and blue light are provided on the optical filter layers. The optical filter layers transmit blue light. Assuming that the thickness of the optical filter layer underlying the phosphor layer that emits blue light is t1, and the thickness of the optical filter layers underlying the phosphor layers that emit red and green light is t2, a relationship: t1>t2 is satisfied. Because of the above configuration, a color cathode-ray tube is provided, which can be produced at low cost with satisfactory yield with less peeling of a phosphor layer.Type: ApplicationFiled: September 21, 2005Publication date: March 23, 2006Applicant: Matsushita Toshiba Picture Display Co., Ltd.Inventors: Keisuke Iida, Hidemi Matsuda
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Patent number: D1012240Type: GrantFiled: April 25, 2022Date of Patent: January 23, 2024Assignee: SMC CORPORATIONInventor: Keisuke Iida