686 patents
Page 26 of 35
Utility
Working Vehicle
16 Dec 20
A working vehicle includes a traveling clutch to be switched between an engaging state and a disengaging state, a brake to brake the traveling device according to an operation of a brake operator, and a controller to perform a braking control to perform the braking, and an auto-switching controller to switch the traveling clutch from the engaging state to the disengaging state.
Yoshihiko KUROSHITA, Tetsuo YAMAGUCHI, Michita KONO, Hitoshi AZUMA, Shinji OHARA
Filed: 4 Jun 20
Utility
Work Vehicle
9 Dec 20
A work vehicle includes a vehicle body, a pair of left and right driving wheels that movably support the vehicle body, a pair of motors capable of rotatably driving the left and right driving wheels respectively, a pair of maneuvering levers pivotally supported to the vehicle body to be pivotable about a horizontal axis extending in a vehicle body transverse direction and capable of adjusting rotational speeds respectively of the left and right driving wheels and a pair of dynamic vibration absorbing portions supported to respective free end portions of the maneuvering levers and capable of suppressing vibrations of the maneuvering levers.
Yuto FUJII, Justin MCCALLISTER, Hideki AOKI
Filed: 3 Jun 19
Utility
Working Vehicle
9 Dec 20
A working vehicle includes a vehicle body to travel, a steering handle to be turned to steer the vehicle body, and a steering switch to steer the vehicle body separately from the steering handle.
Shunsuke MIYASHITA, Kenichi IWAMI, Hiroki SUGA, Yuki KUBOTA, Toru TAMBO, Kunihiko NISHINO, Yasuaki MORIOKA, Kumiko KOBAYASHI, Misako KAWAI, Manabu TOGO, Yoshihiko KUROSHITA
Filed: 19 Jul 20
Utility
Slip Determination System, Travel Path Generation System, and Field Work Vehicle
2 Dec 20
A slip determination system is provided that is capable of providing appropriate control information to a traveling vehicle when the traveling vehicle has proceeded to an area where a slip is likely to occur during automatic travel.
Kazuo Sakaguchi, Tomohiko Sano, Osamu Yoshida, Tetsuya Nakajima, Takashi Nakabayashi, Satoshi Maruo, Kazuhiro Takahara
Filed: 9 Dec 18
Utility
Automatic Travel Work Machine, Automatic Travel Grass Mower, Grass Mower, and Grass Mower Automatic Travel System
2 Dec 20
The present invention provides an autonomous traveling work machine that can accurately receive positioning signals from navigation satellites and autonomously travel without deviating from a traveling path, even in the case of an inclined slope.
Hiroshi Koto, Yasushi Watabe, Taro Nakamura, Junichiro Takiguchi, Yusuke Minakata, Takanori Kobayashi, Masahiro Kawabata
Filed: 18 Dec 18
Utility
Cutter Blade of Mower
25 Nov 20
A cutter blade for a mower is disposed inside a housing of the mower and rotatably driven about a vertical axis.
Hirokazu Ito, Motosumi Shiotsuki
Filed: 21 Nov 19
Utility
Mower Unit
25 Nov 20
The mower unit includes a mower deck having a top wall and side walls extending downwards from an outer circumferential edge of the top wall, a rotational shaft extending upwards through the top wall from an inside space formed by the top wall and the side walls, a cutter blade attached to a lower portion of the rotational shaft within the inside space and rotatable together with the rotational shaft, an electric mower motor having an output shaft that can rotatably drive the rotational shaft, and a flywheel rotatable in association with the rotational driving of the mower motor.
Hirokazu Ito, Kazuaki Matsuda
Filed: 29 Oct 19
Utility
Harvester
25 Nov 20
A harvester capable of autonomous travel in a field includes: a harvesting unit that harvests a crop from the field; a conveyance device that conveys, toward the rear of a harvester body, a whole culm of the harvested crop harvested by the harvesting unit; a detection sensor that detects a drive speed of the conveyance device; and a clog determining unit that determines a clog of the harvested crop in the conveyance device on the basis of the drive speed.
Takashi Nakabayashi, Sotaro Hayashi, Masayuki Horiuchi, Mitsuhiro Seki, Kyosuke Yamaoka, Toshiki Watanabe, Takanori Hori
Filed: 15 Nov 18
Utility
Vehicle Suspension System
18 Nov 20
A vehicle suspension system includes suspension arms mounted to a vehicle body frame to be pivotable between a low rolling posture and a high rolling posture and an anti-roll bar unit.
Eric CHANG, John WHITE
Filed: 16 May 19
Utility
Harvesting Machine and Travel Mode Switching Method
18 Nov 20
The present disclosure includes a travel operation unit that is configured to be manually operated and includes a mode operation tool for switching between automatic driving and manual driving, a manual travel control unit that includes a manual travel mode in which manual driving is performed based an operation signal received from the travel operation unit, and an automatic travel control unit that includes an automatic travel mode in which automatic driving is performed, a temporary stop mode in which a vehicle body is temporarily stopped during automatic driving for transitioning from the automatic travel mode to the manual travel mode, and a check mode in which whether a state of the travel operation unit satisfies a manual driving transition condition required for starting manual driving is checked in transition from the temporary stop mode to the manual travel mode.
Kazuo Sakaguchi, Tomohiko Sano, Osamu Yoshida, Takashi Nakabayashi, Sotaro Hayashi, Masayuki Horiuchi, Mitsuhiro Seki, Kyosuke Yamaoka, Satoshi Maruo
Filed: 15 Nov 18
Utility
Hydraulic System for Working Machine
18 Nov 20
A hydraulic system for a working machine includes a hydraulic actuator having a first fluid chamber and a second fluid chamber, an accumulator, an outputting fluid tube to output an operation fluid, and a switching valve to be switched between a first position and a second position.
Yuji FUKUDA, Keigo HONDA, Ryosuke KINUGAWA, Ryuki NISHIMOTO, Yuji YAMASHITA, Daisuke SAKURAI
Filed: 6 Aug 20
Utility
Automatic Steering System and Automatic Steering Method
18 Nov 20
An automatic steering system for a work vehicle includes: a steering travel apparatus for performing leftward turning based on a leftward steering amount with respect to a straight-forward direction and performing rightward turning based on a rightward steering amount with respect to a neutral position; a subject vehicle location calculator for calculating a location of a subject vehicle; a locational shifting calculator for calculating locational shifting from the travel route and the location of the subject vehicle; a vehicle body direction calculator for calculating a vehicle body direction that indicates a direction of a vehicle body; a directional shifting calculator for calculating directional shifting from the travel route and the vehicle body direction; a steering amount calculator for calculating a first steering amount, which is a steering amount for correcting the locational shifting and the directional shifting, based on the locational shifting and the directional shifting; and a steering amount limiter for limiting the first steering amount based on a second steering amount, which is the steering amount at present.
Kazuo Sakaguchi, Tomohiko Sano, Osamu Yoshida, Satoshi Maruo, Takashi Nakabayashi, Tetsuya Nakajima
Filed: 15 Nov 18
Utility
Grass Mowing Machine
18 Nov 20
A grass mowing machine includes a vehicle body frame, a mower deck incorporating a rotary cutter blade, a coupling mechanism for coupling the mower deck to the vehicle body frame with allowing a lateral displacement of the mower deck in a vehicle body transverse direction, a mower electric motor attached to the mower deck and configured to feed rotary power to the rotary cutter blade and a displacement operation mechanism MV for laterally displacing the mower deck in the vehicle body transverse direction in operative association with the coupling mechanism.
Masahiro Yamada, Fumiya Yasue
Filed: 12 May 20
Utility
Battery Pack for Electric Work Vehicle
18 Nov 20
A battery pack for an electric work vehicle includes: a box-shaped housing; a transport wheel provided to the housing; a transport handle; a bracket fixed to the housing; a swing shaft for swingably connecting the transport handle and the bracket, between a vertical posture in which the transport handle extends upward from the housing and a horizontal posture in which the transport handle lies above the housing; and a vertical socket for receiving a base end part of the transport handle of the vertical posture to resist a torque of the transport handle caused during an operation.
Masahiro Yamada
Filed: 6 Apr 20
Utility
Flat Membrane Element and Method for Producing Same
11 Nov 20
The outer edge of a filtration membrane is thermally welded to a filter plate by a first thermal welding part.
Kimihiro ISHIKAWA, Makoto TAKAHASHI, Kenichi TAGAWA
Filed: 19 Nov 18
Utility
Work Vehicle Having Driver's Seat
11 Nov 20
A work vehicle includes a driver's seat attached to a seat base, a support shaft attached to the seat base and extending in a vehicle body transverse direction, the support shaft pivotably connecting the seat base with the vehicle body frame, and an isolator mounted on the support shaft to absorb only vibration in a vehicle body front/rear direction.
Tasuku TERAOKA
Filed: 7 May 19
Utility
Mult-purpose Vehicle
11 Nov 20
A multi-purpose vehicle includes a load carrier deck supported to a vehicle body frame which is supported on a ground surface via front wheels and rear wheels.
Jay OXNER, Takashi FUJII
Filed: 9 May 19
Utility
Work Vehicle Having Fender
11 Nov 20
A work vehicle includes a vehicle body frame supported on a ground surface via a wheel unit and a pair of left and right fenders that can be reversed from a normal posture to a reversed posture via a reversal mechanism, an inside area covered by the fender under its normal posture becoming exposed in the reversed posture of the fender.
Masato ASAHARA, Brandon MULLINS
Filed: 7 May 19
Utility
Control Method of Working Machine, Program, and Storage Medium Thereof
11 Nov 20
A working machine includes a controller device to set an allowable-stroke range of the arm cylinder moving the arm toward the boom depending on a turn position of the boom such that a shortest trajectory distance that is a shortest distance between the boom cylinder and a turn trajectory of the tip end portion of the bucket is kept at a predetermined value even when the turn position of the boom changes, in a case where the boom is turned in a direction separating from a boom reference position.
Hiroshi HORII
Filed: 8 Jun 20
Utility
Work Vehicle
11 Nov 20
A work vehicle includes a vehicle body, a plurality of traveling devices disposed on the right and left sides on the front and rear sides of the vehicle body respectively, a plurality of bending link mechanisms configured to liftably support each one of the traveling devices to the vehicle body and a plurality of drive operating devices capable of changing the posture of each one of the plurality of bending link mechanisms.
Junichi Ishikawa, Minoru Hiraoka
Filed: 24 Dec 18