Kubota Corporation

Koji Masumoto

Manabu Togo

Ryuji Kitagawa

Kenzo Ushiro

Kengo Satoh

Yutaka Inubushi

Hiroo Fujimoto

Daisuke Miyazaki

Tatsuyuki Kashimoto

Norihide Iwata

Katsumi Yanagihara

Keita Ono

Hideaki Ezaki

Isamu Morimoto

Makoto Kubota

Masatoshi Watanabe

Satoru Yamanaka

Koji Kajino

Tomohiro Yoshida

Daisuke Tomimatsu

Masafumi Oshita

Shinji Kato

Ayaka Nakabayashi

Kyosuke Tanaka

Yoshiaki Niimoto

A protective member includes an attachment portion that is attached to a tractor including a mid PTO shaft and a protective frame that is supported by the attachment portion and positioned not to overlap with the mid PTO shaft in a front view to protect the mid PTO shaft, and the protective frame is positioned not to overlap with the mid PTO shaft in a side view.

Protective member and work vehicle

The straightening plate mounting structure includes: a support member including a bottom plate portion in which a first elongated hole and second elongated holes are formed; a left straightening plate which is formed in a plate shape having a convex portion engageable with the first elongated hole and adjusts an air flow in a hood; and a right straightening plate which is formed in a plate shape having convex portions engageable with the second elongated holes and adjusts the air flow in the hood.

Straightening plate mounting structure and work vehicle

Provided is an operation mechanism of a work vehicle capable of suppressing transmission of vibration from a vehicle body to a cabin. The operation mechanism of a work vehicle includes: a first link portion which is supported by the vehicle body (a center frame, a transmission, and the like); a second link portion which is supported by a cabin placed on the vehicle body; and a third link portion which has flexibility and connects the first link portion and the second link portion so as to be interlockable.

Operation mechanism of work vehicle and work vehicle

It is contemplated to arrange a plurality of operational levers without inviting complications of the arrangements or enlargement of the vehicle body, intensively for better operability between the driver's seat and one of the right and left rear fenders. In a riding work vehicle, a plurality of operational leversare disposed adjacent on the right and left sides between a driver's seat and one of right and left rear fenders. Of the plurality of operational levers, an inner operational leverdisposed on the side of the driver's seat is displaceable in a front-rear direction of a vehicle body. Of the plurality of operational levers, an outer operational leverdisposed on the side of the rear fender has an entire grip portionA thereof disposed more upwardly of the vehicle body than a grip portionA of the inner operational lever, the outer operational lever being displaceable in the front-rear direction of the vehicle body between a first operational position on more vehicle body front side than an operational range of the inner operational leverand a second operational position on more vehicle body rear side than the operational range of the inner operational lever, the outer operational lever being position-retainable at the first operational position and the second operational position, respectively.

Riding work vehicle

A work vehicle includes a frame structure between an operator-side space adjacent to the operator and a device-side space adjacent controlled devices. The control lever system for the work vehicle comprises a pivotal shaft mounted in the vicinity of a lever opening formed in the frame structure; a boss portion supported to the pivotal shaft to be rotatable about the pivotal shaft; a control lever portion radially extending from the boss portion to the operator-side space; a controlled lever portion radially extending from the boss portion to the device-side space; and a seal member for closing a gap between the boss portion and an area of the frame structure where the lever opening is formed.

Control lever system

A display system for a work vehicle includes a rotation speed display section for selectively displaying an engine rotation speed or a PTO rotation speed in a same display area, a display selection switch for outputting a display selection command, a discrimination display section for displaying a discrimination object for discriminating which of the engine rotation speed and the PTO rotation speed is being displayed and a display control section for selectively providing an engine rotation speed display signal or a PTO rotation speed display signal to the rotation speed display section based on the display selection command and providing the discrimination display section with a display signal for the discrimination object based on the display selection command.

Display system for work vehicle having power take off (PTO)

A vehicle speed operating device for a work vehicle has a shift pedal that is disposed on a first lateral surface side of a body frame and is linked to an operating shaft of a continuously variable transmission via a first mechanical linkage mechanism, and a brake pedal, a speed maintenance mechanism and a second mechanical linkage mechanism are arranged on a second lateral surface side of the body frame.

Vehicle speed operating device for work vehicle

A locking apparatus for an openable window disposed in a cabin provided with a beam that has a first face and a second face includes a lock main body that is attached to the first face so as to be swingable between a closed position and a half-closed position, and a half-lock striker that is disposed on the lock main body. The half-lock striker is engageable with an operation piece provided on the openable window when the lock main body is at the half-closed position. The half-lock striker is positioned on a second face side of the beam at the closed position.

Locking apparatus for openable window

A board-like division member is provided that extends in a vehicle body transverse direction so as to divide a portion of the engine room into an upper region and a lower region along in an engine room height direction. An engine is mounted downwardly of the division member. An exhaust treatment apparatus is mounted upwardly of the division member for treating exhaust gas from the engine. An air discharge portion is formed in a lateral face region of the hood which corresponds to a position of the division member in the engine room height direction. Air present inside the engine room is discharged to the outside through this air discharge portion.

Work vehicle having an exhaust treatment apparatus in an engine room

A floor arrangement of a driver's section of a vehicle includes a floor frame, an acoustic absorbent placed on the floor frame and a floor mat placed on the acoustic absorbent. A wire harness is placed in an acoustic absorbent-free space formed between the floor frame and the floor mat. A protector is provided inside the acoustic absorbent-free space in the vicinity of the wire harness and extends upward from the floor frame. This protector is affixed to the floor frame and configured to receive a load applied to the floor harness from the upper side thereof.

Floor arrangement of driver's section of vehicle

A control lever device for a work vehicle. The control lever device comprises a plurality of control levers to be movable along paths arranged in parallel with each other, a vertical limit member including lever openings formed therein for the plurality of control levers and extending to allow the movement of the control levers, dust-proof members movable along the back surface of the vertical limit member following the movement of the control levers to close the lever openings, lateral limit members for limiting displacement of the dust-proof members in a lateral direction relative to the moving direction of the control levers, and a base defining a movable surface for the dust-proof members. The vertical limit member and the lateral limit members are formed as a single cover to cover the dust-proof members.

Control lever device for work vehicle

An operating apparatus for a work vehicle with a detachable implement provided with a hydraulic actuator, comprising: a control valve and a link mechanism for operatively connecting the control valve to an operating lever, both the control valve and link mechanism being disposed beneath a driver seat of the work vehicle; and a locking lever configured to be switched between a locked position for holding the operating lever in a neutral position, and a lock-releasing position for releasing the hold on the operating lever, wherein the locking lever is disposed between the driver seat and a rear fender positioned laterally of the driver seat.

Operating apparatus for work vehicle

A cabin for a work vehicle, comprising: a ceiling portion; an air conditioner provided to the work vehicle; an air distribution duct provided to the ceiling portion for communicating conditioned air from the air conditioner to the cabin; an air guide projecting into the air distribution duct at an intermediate portion of the duct and forming an inlet opening in a lateral face of a projecting portion of the air guide; and an outlet portion extending to outside the duct and having an opening for introducing the conditioned air from the inlet opening into the cabin. The air guide is pivotable between a use condition and a non-use condition where the inlet opening is oriented differently from an orientation of the inlet opening when the air guide is in the use condition. The air guide is pivotable about an axis such that the inlet opening of the air guide assumes an upstream orientation with respect to a direction of air flow within the air distribution duct when the air guide is in the use condition whereas the inlet opening of the air guide assumes a downstream orientation with respect to the direction of air flow within the air distribution duct when the air guide is in the non-use condition.

Growing community of inventors

Sakai, Japan

Koji Masumoto