WO2015199000A1 - 作業車両 - Google Patents
作業車両 Download PDFInfo
- Publication number
- WO2015199000A1 WO2015199000A1 PCT/JP2015/067784 JP2015067784W WO2015199000A1 WO 2015199000 A1 WO2015199000 A1 WO 2015199000A1 JP 2015067784 W JP2015067784 W JP 2015067784W WO 2015199000 A1 WO2015199000 A1 WO 2015199000A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cabin
- frame
- beam member
- work vehicle
- column
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0617—Drivers' cabs for tractors or off-the-road vehicles
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/02—Transplanting machines for seedlings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00378—Air-conditioning arrangements specially adapted for particular vehicles for tractor or load vehicle cabins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/04—Door pillars ; windshield pillars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/06—Fixed roofs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D49/00—Tractors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00207—Combined heating, ventilating, or cooling devices characterised by the position of the HVAC devices with respect to the passenger compartment
- B60H2001/00235—Devices in the roof area of the passenger compartment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
Definitions
- the present invention relates to a work vehicle such as a tractor for agricultural work or a wheel loader for civil engineering work.
- patent document 1 has a cabin frame which constitutes a framework, and a roof body arranged on the upper end side of the cabin frame.
- the cabin frame has a so-called frame structure in which a pillar (pillar) and a beam member (beam) are combined, and rigidity is secured by the pillar and the beam member.
- This invention makes it a technical subject to provide the work vehicle which improved after examining the above present conditions.
- a work vehicle having a cabin that covers a control seat on a traveling machine body, the cabin having a cabin frame constituting a framework, at least one frame member of the cabin frame has a C-shaped cross section.
- the frame member is formed in a hollow shape by welding and fixing a reinforcing plate extending along the longitudinal direction of the frame member to the opening of the frame member. is there.
- the base bracket for attaching the vibration isolating member is attached to the abutting portion of the two frame members that abut on the lower side of the cabin frame.
- the base bracket includes a reinforcing plate piece that overlaps the abutting portion, and an opening hole that faces the abutting portion is formed in the reinforcing plate piece.
- the base bracket is attached to the left and right abutting portions on the lower rear side of the cabin frame so as to project outward in the left and right directions, and the traveling vehicle body
- the base bracket is connected to a support base on a rear axle case projecting outward from the left and right transmission cases via a vibration isolating member.
- the cabin frame includes a pair of left and right front struts, a pair of left and right rear struts, and upper end portions of the front struts.
- Each column and each beam member are positioned on the side of the cabin.
- the cabin having a cabin frame constituting a framework
- at least one frame member of the cabin frame has a C-shaped cross section.
- the base bracket for attaching the vibration isolating member is attached to the abutting portion of the two frame members that abut on the lower side of the cabin frame
- the base bracket is the abutting member. Since the reinforcing plate piece has an opening hole facing the butting portion, the base plate with the reinforcing plate piece is attached in advance to one frame member as a unit.
- the other frame member can be welded and fixed to the one frame member later.
- the presence of the opening hole can sufficiently secure the weld length of the portion of the butt portion that the reinforcing plate piece covers. Therefore, while improving the joining workability of the both frame members, it is possible to improve the joining strength of both the frame members and hence the rigidity of the cabin frame.
- the base bracket is attached to the left and right abutting portions on the lower rear side of the cabin frame so as to protrude outward in the left and right directions, and protrudes outward in the left and right directions from the transmission case of the traveling machine body. Since the base bracket is connected to the support base on the rear axle case via a vibration isolating member, the rear lower side of the cabin frame can be supported from the left and right outer sides, and the rear lower side of the cabin frame. Can be connected to the traveling machine body in a vibration-proof and stable manner.
- the cabin frame includes a pair of left and right front struts, a pair of left and right rear struts, a front beam member connecting between the upper ends of the front struts, and an upper end of the rear struts.
- a rear beam member that connects the front beam and a side beam member that connects upper ends of the front column and the rear column arranged in the front-rear direction, and each column and each beam member are arranged on the side of the cabin. Since they are positioned, it is possible to widen windows on the front, rear, left and right sides of the cabin frame. For this reason, it is possible to ensure both the front / rear and left / right visibility of the operator and the rigidity of the cabin frame.
- (A) is explanatory drawing which shows the connection structure of a front beam member, a left beam member, and a left front support
- (b) is explanatory drawing which shows the connection structure of a front beam member, a right beam member, and a right front support
- (A) is explanatory drawing which shows the connection structure of a rear beam member, a left beam member, and a left rear support
- (b) is explanatory drawing which shows the connection structure of a rear beam member, a right beam member, and a right rear support
- (A) is a side view of a base bracket
- (b) is a rear perspective view of the base bracket.
- the traveling machine body 2 of the tractor 1 in the embodiment is supported by a pair of left and right rear wheels 4 as well as a pair of left and right front wheels 3 as a traveling unit.
- the tractor 1 is configured to travel forward and backward by driving the rear wheels 4 and the front wheels 3 with a common rail type diesel engine 5 (hereinafter simply referred to as an engine) as a power source mounted on the front portion of the traveling machine body 2.
- a common rail type diesel engine 5 hereinafter simply referred to as an engine
- the engine 5 is covered with a bonnet 6.
- a cabin 7 is installed on the upper surface of the traveling machine body 2. Inside the cabin 7, a steering seat 8 and a steering handle (round handle) that moves the steering direction of the front wheel 3 to the left and right by steering. 9 are arranged. Steps 10 on which the operator gets on and off are provided at the left and right lower portions of the cabin 7.
- a fuel tank 11 that supplies fuel to the engine 5 is provided below the bottom of the cabin 7.
- the traveling machine body 2 includes an engine frame 14 having a front bumper 12 and a front axle case 13, and left and right machine body frames 15 detachably fixed to a rear portion of the engine frame 14.
- a front axle 16 is rotatably protruded outward from the left and right ends of the front axle case 13.
- the front wheels 3 are attached to the left and right ends of the front axle case 13 via the front axle 16.
- a transmission case 17 is connected to the rear part of the body frame 15 for appropriately changing the rotational power from the engine 5 and transmitting it to the front and rear four wheels 3, 3, 4, 4.
- a tank frame 18 having a rectangular frame plate shape in a bottom view projecting outward in the left and right directions is bolted to the lower surface sides of the left and right body frames 15 and the mission case 17.
- the fuel tank 11 of the embodiment is divided into left and right.
- the left and right fuel tanks 11 are distributed and mounted on the upper surface side of the left and right projecting portions of the tank frame 18.
- the left and right rear axle cases 19 are mounted on the left and right outer surfaces of the mission case 17 so as to protrude outward.
- Left and right rear axle cases 20 are rotatably inserted in the left and right rear axle cases 19.
- the rear wheel 4 is attached to the mission case 17 via the rear axle 20. Upper portions of the left and right rear wheels 4 are covered with left and right rear fenders 21.
- a hydraulic lifting mechanism 22 that lifts and lowers a work machine such as a rotary tiller is detachably attached to the rear upper surface of the mission case 17.
- a work machine such as a rotary tiller is connected to the rear portion of the transmission case 17 via a three-point link mechanism including a pair of left and right lower links 23 and a top link 24.
- a PTO shaft 25 for transmitting a PTO driving force to a working machine such as a rotary tiller is provided to project rearward.
- a flywheel 26 is attached to an engine output shaft (not shown) that protrudes rearward from the rear side of the engine 5.
- a main shaft 27 projecting rearward from the flywheel 26 and a main transmission input shaft 28 projecting forward from the front side of the transmission case 17 are connected via a power transmission shaft 29 having universal shaft joints at both ends.
- FIG. 1, FIG. 7 and FIG. 10 In the transmission case 17, a hydraulic continuously variable transmission, a forward / reverse switching mechanism, a traveling auxiliary transmission gear mechanism, and a differential gear mechanism for rear wheels are arranged.
- the rotational power of the engine 5 is transmitted to the main transmission input shaft 28 of the transmission case 17 via the main driving shaft 27 and the power transmission shaft 29, and is appropriately shifted by the hydraulic continuously variable transmission and the traveling auxiliary transmission gear mechanism. Then, the transmission power is transmitted to the left and right rear wheels 4 through the rear wheel differential gear mechanism.
- the front wheel output shaft 30 projecting forward from the lower front portion of the transmission case 17 projects rearward from the front axle case 13 containing a front wheel differential gear mechanism (not shown) via a front wheel drive shaft 31.
- a front wheel transmission shaft (not shown) is connected. Transmission power by the hydraulic continuously variable transmission and the traveling auxiliary transmission gear mechanism in the transmission case 17 is transmitted from the front wheel output shaft 30, the front wheel drive shaft 31, and the front wheel transmission shaft to the front wheel differential gear mechanism in the front axle case 13. Is transmitted to the left and right front wheels 3 via.
- a steering column 32 is disposed in front of the control seat 8 in the cabin 7.
- the steering column 32 is erected in a state of being embedded in the back side of the dashboard 33 disposed on the front side inside the cabin 7.
- a steering handle 9 having a substantially round shape in plan view is attached to the upper end side of the handle shaft that protrudes upward from the upper surface of the steering column 32.
- a one-touch lift lever 34 for forcibly moving a working machine such as a rotary tiller to the highest position or the lowest position, and a pair of left and right brake pedals 35 for braking the traveling machine body 2. And are arranged.
- a forward / reverse switching lever 36 for switching the traveling direction of the traveling machine body 2 between forward and reverse and a power transmission clutch (not shown) are disconnected.
- a clutch pedal 37 is provided.
- An erroneous operation preventing body 38 (reverser guard) extending along the forward / reverse switching lever 36 is disposed on the left side of the steering column 32 and below the forward / reverse switching lever 36.
- an erroneous operation prevention body 38 as a contact preventer below the forward / reverse switching lever 36, the operator is prevented from inadvertently contacting the forward / reverse switching lever 36 when getting on and off the tractor 1.
- An operation display panel 39 incorporating a liquid crystal panel is provided on the upper rear side of the dashboard 33.
- Accelerator pedal 41 for controlling the rotational speed or vehicle speed of engine 5 is arranged on the right side of steering column 32 on floor plate 40 in front of control seat 8 in cabin 7. Note that substantially the entire top surface of the floor plate 40 is formed as a flat surface.
- Side columns 42 are arranged on both the left and right sides of the control seat 8. Between the control seat 8 and the left side column 42, the parking brake lever 43 for executing the operation of maintaining the left and right rear wheels 4 in a braking state and the traveling speed (vehicle speed) of the tractor 1 are forcibly greatly increased.
- An ultra-low speed lever 44 (creep lever) to be reduced, a sub-shift lever 45 for switching the output range of the traveling sub-transmission gear mechanism in the transmission case 17, and a PTO shift for switching the driving speed of the PTO shaft 25
- a lever 46 is arranged.
- a differential lock pedal 47 for turning on / off the differential drive of the left and right rear wheels 4 is disposed below the control seat 8.
- a reverse PTO lever 48 that performs an operation of driving the PTO shaft 25 in the reverse direction is disposed on the left rear side of the control seat 8.
- an armrest 49 for placing the arm and elbow of the operator seated on the control seat 8 is provided.
- the armrest 49 is configured separately from the control seat 8 and has a main transmission lever 50 that increases and decreases the traveling speed of the tractor 1 and a dial type that manually changes and adjusts the height position of a work machine such as a rotary tiller.
- a working part position dial 51 (elevating dial) is provided.
- the armrest 49 is configured to be able to be turned up and rotated in a plurality of stages with the rear end lower part as a fulcrum.
- the left side column 42 includes, in order from the front side, a throttle lever 52 that sets and maintains the rotational speed of the engine 5, and a PTO clutch switch 53 that performs intermittent operation of power transmission from the PTO shaft 25 to a working machine such as a rotary tiller.
- a plurality of hydraulic operation levers 54 (SCV levers) for switching the hydraulic external take-off valves (sub-control valves, not shown) arranged on the upper surface side of the mission case 17 are arranged.
- the hydraulic external take-off valve is for supplying and controlling hydraulic oil to another work machine such as a front loader retrofitted to the tractor 1.
- four hydraulic operation levers 54 are arranged in accordance with the number of hydraulic external take-out valves (four stations).
- the cabin 7 that covers the control seat 8 on the traveling machine body 2 includes a cabin frame 300 that forms a framework.
- the cabin frame 300 includes a pair of left and right front columns 301 positioned in front of the control seat 8, a pair of left and right rear columns 302 positioned behind the control seat 8, and a front beam that connects between the upper ends of the front columns 301.
- a roof body 306 is detachably attached to the upper end side of the cabin frame 300, that is, on a rectangular frame constituted by the front beam member 303, the rear beam member 304, and the left and right side beam members 305.
- the left and right outer end sides of the front lower plate 307 extending inward in the left and right directions are connected to the lower end side of each front support column 301.
- a vertically long board support plate 308 that fixes and supports the dashboard 33 is connected to the left and right inner ends of the left and right front lower plate plates 307, and the board support plate 308 is erected between the left and right front columns 301.
- a rear intermediate beam member 309 extending in parallel with the rear beam member 304 is connected between the lower ends of the left and right rear columns 302.
- the rear intermediate beam member 309 is connected to the upper ends of a pair of left and right rear lower frames 310 extending downward. End portions in the longitudinal direction of the bottom frame 311 extending in the front-rear direction are connected to the front lower plate 307 and the lower end side of the rear lower frame 310 aligned in the front-rear direction.
- the rear upper end side of the fender frame 312 curved so as to swell forward and upward in a side view along the shape of the rear fender 21 is connected to the lower end side of each rear post 302.
- the front end lower side of each fender frame 312 is connected to the rear end side of the side frame 313 protruding rearward from the lower portion of the corresponding front support 301.
- the left and right outer end sides of the front lower plate plate 307 are also connected to each side frame 313.
- the left and right rear fenders 21 are attached to the left and right outer surfaces of each fender frame 312 and the corresponding left and right outer surfaces of the rear lower frame 310.
- a rear cover plate 314 is attached to the rear intermediate beam member 309 and the left and right rear lower frames 310 so as to cover a region surrounded by the rear intermediate beam member 309 and the left and right rear lower frames 310.
- a seat support plate 315 that is L-shaped in a side view is attached to the lower end side of the rear cover plate 314 and the left and right bottom frames 311.
- the control seat 8 is disposed on the seat support plate 315.
- the left and right fender frames 312, the rear lower frame 310, and the bottom frame 311 are attached with bulged fender inner plates 316 along the front inner surface side of the rear wheel 4. Side columns 42 are disposed on the left and right fender inner plates 316.
- a floor plate support plate 317 is attached and supported on the left and right front lower plate plates 307, the front side of the bottom frame 311, the side frames 313, and the front end sides of the seat support plates 315.
- the floor board 40 is disposed on the left and right floor board support plates 317.
- the front end lower sides of the left and right fender frames 312 and the front and rear middle portions of the bottom frame 311 corresponding thereto are connected by left and right horizontally long auxiliary frames 318.
- a windshield 321 is disposed on the front side of the cabin frame 300, that is, in a region surrounded by the left and right front columns 301, the front beam members 303, and the left and right front lower plate plates 307.
- a rear glass 322 is disposed on the rear surface side of the cabin frame 300, that is, in a region surrounded by the left and right rear columns 302, the rear beam member 304, and the rear intermediate beam member 309.
- Side doors 323 made of transparent glass are disposed in the left and right side surfaces of the cabin frame 300, that is, in the region surrounded by the front and rear columns 301 and 302, the side beam members 305, the fender frame 312 and the side frames 313. is doing.
- Each side door 323 is attached to the corresponding rear column 302 via a pair of upper and lower hinges 324 so as to be opened and closed.
- the columns 301 and 302 and the beam members 303, 304, and 305 are located on the side sides of the cabin 7 (cabin frame 300). ing. For this reason, it is possible to widen the windows on the front, rear, left and right sides of the cabin frame 300.
- a windshield 321, a rear glass 322, and left and right side doors 323 are disposed on the front, rear, left and right side surfaces of the cabin frame 300.
- the front portions of the left and right front lower plate plates 307 are front support bases attached to the left and right body frames 15 via front vibration isolating rubber bodies 98 as vibration isolating members. 96. Further, a base bracket 327 projecting outward in the left and right directions is provided at a connecting portion (butting portion) between the left and right rear lower frames 310 and the bottom frame 311. The left and right base brackets 327 are connected to a rear support 97 attached to the left and right rear axle cases 19 via a rear vibration isolation rubber body 99 as a vibration isolation member. Accordingly, the traveling machine body 2 supports the cabin 7 in a vibration-proof manner via the plurality of vibration-proof rubber bodies 98 and 99.
- the cabin frame 300 is provided with various support stays 331, 335, 338, 343 for attaching the lamp member. That is, a pair of left and right front upper support stays 331 are welded and fixed to the middle part of the front beam member 303 in the longitudinal direction. Each of the front upper support stays 331 is a thin plate projecting forward and obliquely upward.
- a front upper work lamp 333 which is an example of a lamp member, is attached to each front upper support stay 331 via a front attachment piece 332 that extends downward in the forward direction.
- the left and right front upper stage work lights 333 illuminate the front of the tractor 1.
- the left and right front upper work lights 333 are positioned so as to overlap the front beam member 303 in front view so as not to obstruct the operator's front view.
- a recessed portion 334 also referred to as a bulging portion
- each front upper stage work lamp 333 fits.
- the base end side of the upper support stay 335 is fixed by welding.
- a rear upper work lamp 337 which is an example of a lamp member, is attached to the front end side of each rear upper support stay 335 via a rear attachment piece 336 that extends rearward.
- the left and right rear upper work lights 337 illuminate the rear of the tractor 1 (work machine, etc.).
- the base end side of the front middle support stay 338 is fixed by welding to the middle part of the upper and lower front struts 301.
- a front composite lamp 339 and a front / middle work lamp 340 which are examples of lamp members, are attached to the front end side of each front / middle support stay 338.
- Each front middle support stay 338 is laterally outward facing away from both the front beam member 303 and the left and right side beam members 305 in plan view so that the front composite light 339 and the front middle work light 340 do not obstruct the front view of the operator. Projecting forward and curved so as to extend forward from the midway part in the longitudinal direction.
- the front composite light 339 indicates the intention of the vehicle and the person in front of the tractor 1 such as the vehicle width and left-right rotation of the tractor 1, and the front composite light 339 according to the embodiment includes a direction indicator light and a vehicle width. It consists of lights.
- the left and right front middle stage work lights 340 illuminate the front of the tractor 1.
- a vertical mounting bracket 341 is provided on the front end side of each front middle support stay 338, and a front composite lamp 339 is attached to the front side of the mounting bracket 341.
- a front middle work lamp 340 is attached to the upper end side of the attachment bracket 341.
- side mirrors 342 are attached via mirror stays 341 above the front and middle support stays in the left and right front columns 301.
- the mirror stay 341 also extends forward in the left and right directions away from both the front beam member 303 and the left and right side beam members 305 in a plan view so as not to disturb the operator's front view.
- the front side of the rear lower support stay 343 in the vertical direction is welded and fixed to the lower part of the left and right rear struts 302.
- a rear composite lamp 344 and a rear lower stage work lamp 345 which are examples of lamp members, are attached to the rear side of each rear lower stage support stay 343.
- Each rear lower support stay 343 projects outward from the left and right rear struts 302 in the rear view so that the rear composite lamp 344 and the rear lower work lamp 345 do not obstruct the operator's rear view.
- the rear composite light 344 indicates the intention of the vehicle or person behind the tractor 1 to decelerate, stop, reverse, rotate left and right, and the like. It consists of a light, a reverse light, and a direction indicator light.
- the left and right rear lower work lamps 345 illuminate the left and right sides of the tractor 1.
- the rear composite lamp 344 is attached to the front side of each rear lower support stay 343.
- a rear lower work lamp 345 is attached to the upper end side of the rear lower support stay 343.
- the front composite lamp 339 and the rear composite lamp are set at approximately the same vertical height.
- the cabin frame 300 is formed in a hollow shape, and the inside of the hollow shape is configured as a wiring passage for inserting cables. Then, cables are pulled out from the notches (not shown) formed in the support columns 301, 302, the beam members 303, 304 and the support stay, and the cables are connected to the lamp members 333, 337, 339, 340, 344, 345. is doing.
- the cabin 7 is provided that covers the control seat 8 on the traveling machine body 2, and the cabin 7 includes a cabin frame 300 that forms a skeleton, and the cabin frame 300.
- the work vehicle 1 having the roof body 306 arranged on the upper end side, support stays 331, 335, 338, 343 for attaching the lamp members 333, 337, 339, 340, 344, 345 are provided in the cabin frame 300.
- the lamp members 333, 337, 339, 340, 344, and 345 can be directly attached to the cabin frame 300. For this reason, it contributes to the assembly workability
- the cabin frame 300 includes a pair of left and right front struts 301, a pair of left and right rear struts 302, a front beam member 303 connecting between the upper ends of the front struts 301, and an upper end of the rear struts 302.
- a rear beam member 304 that connects the front beam 301 and a side beam member 305 that connects the upper ends of the front column 301 and the rear column 302 that are arranged in the front-rear direction.
- a front composite lamp 339 and a front middle work lamp 340 as the lamp members are attached to the support stay 338, and a rear composite lamp 344 as the lamp member and the support stay 343 provided at the lower part of each rear column 302 Since the rear lower stage work lamp 345 is attached, the front composite lamp 339 and the front middle stage work lamp 340 can be attached together on the support stays 338 on the front struts 301 side.
- the support stay 343 of the rear struts 302 side can mounted together rear composite lamp 344 and rear lower working light 345. That is, the support stays 338 and 343 can be used as support members for the plurality of lamp members 339, 340, 344, and 345, thereby contributing to a reduction in the number of parts.
- the handling of cables for the plurality of lamp members 339, 340, 344, and 345 can be simplified. It is easy to secure the front / rear and left / right visibility from within the cabin 7.
- the cabin 7 is provided that covers the control seat 8 on the traveling machine body 2, and the cabin 7 includes a cabin frame 300 that forms a skeleton, and the cabin frame 300.
- the cabin frame 300 connects the pair of left and right front columns 301, the pair of left and right rear columns 302, and the upper ends of the front columns 301 to each other.
- a front upper work lamp 333 is attached to a pair of left and right support stays 331 provided in the middle of the longitudinal direction of the front beam member 303, Since the rear upper work lamp 337 is attached to the support stay 335 provided on the end side, the front upper work lamp 333 can be directly attached to the front beam member 303, and the rear upper work lamp is attached to the rear beam member 304. 337 can be attached directly. For this reason, it contributes to the assembly workability
- the assembling work of the roof body 306 with respect to the cabin frame 300 can be simplified. This also contributes to improving the assembly workability on the production line.
- each front upper work lamp 333 may block the front view of the operator seated on the control seat 8. Can be significantly reduced, and the operator's front view can be secured well.
- Step 10 of the embodiment includes a plurality of tread plate step portions 351 (two steps in the embodiment), and front and rear side plate portions 352 and 353 connected to these tread plate step portions 351.
- the plurality of tread plate step portions 351 are shifted from each other in the front-rear direction so as to move away from the rear wheel 4 as going downward.
- the lower step tread step 351 is displaced forward from the upper step tread step 351.
- the front side plate portion 352 is formed in a substantially L shape in front view.
- the upper end side of the vertically long portion 354 in the front plate portion 352 is bolted to a bracket piece 355 that is welded and fixed to the lower end side of each front column 301.
- the front end side of the upper stepped plate step portion 351 is fixed to a vertically halfway portion of the vertically long portion 354 in the front side plate portion 352.
- the front end side of the lower tread plate step portion 351 is fixed to the lower end horizontal portion 356 of the front plate portion 352.
- the lower end horizontal part 356 of the front side plate part 352 projects forward from the vertically long part.
- the upper end side of the rear plate portion 353 is bolted to an auxiliary frame 318 that connects the left and right fender frames 312 and the bottom frame 311.
- the rear end side of the upper step plate step portion 351 is fixed to the upper and lower middle portions of the rear plate portion 353.
- the rear end side of the lower tread plate step portion 351 is fixed to the lower end side of the rear plate portion 353.
- the rear side plate portion 353 is inclined forward and downward and is further bent forward in the vicinity of the upper and lower middle portions.
- the lateral width of the rear side plate portion 353 is set wider than the lateral width of the front side plate portion 352 (vertically long portion 354). If comprised in this way, when an operator puts a foot on each step board step part 351, presence of the front side board part 352 (vertically long part 354) does not become obstructive, and it contributes to the boarding / alighting improvement of the cabin 7 also in this point. Moreover, since the rear side plate part 353 is wide, mud splashing of the rear wheel 4 can be effectively suppressed by the presence of the rear side plate part 353.
- the traveling machine body 2 on which the engine 5 is mounted a pair of left and right front wheels 3 and rear wheels 4 that support the traveling machine body 2, and the traveling machine body 2.
- a work vehicle 1 that includes a cabin 7 that covers a certain control seat 8 and a step 10 for getting in and out of the cabin 7, the left and right sides of the cabin 7 are positioned between the front wheel 3 and the rear wheel 4 that are lined up and down.
- the step 10 is suspended and provided, and the step 10 includes a plurality of step plate step portions 351 and front and rear side plate portions 352 and 353 connected to the step plate step portions 351.
- the plurality of tread plate step portions 351 are shifted in the front-rear direction so as to move away from the rear wheel 4 as they go down, so that the front steps along the flow line of the operator toward the inside and outside of the cabin 7 are moved forward. Will be located each step board stepped portion 351, it can be significantly improved passenger of the said cabin 7.
- the width in the left-right direction of the rear side plate portion 353 is set wider than the width in the left-right direction of the front side plate portion 352 (vertically long portion 354), when the operator puts his / her foot on each step plate step portion 351 Further, the presence of the front side plate portion 352 does not get in the way, and this also contributes to an improvement in getting on and off the cabin 7. Moreover, since the said rear side board part 353 is wide, mud splash of the said rear wheel 4 can be suppressed effectively by the presence of the said rear side board part 353.
- the roof body 306 attached to the upper end side of the cabin frame 301 includes an outer roof 361 that is an exterior, an inner roof 362 that forms the ceiling of the cabin 7, and a rear cover 363 that protrudes rearward from the rear beam member 304. Yes.
- the inside of the roof body 306 is configured to be hollow. Therefore, the rear side of the outer roof 361 also extends rearward from the rear beam member 304.
- a recess 334 (bulging portion) into which each front upper work lamp 333 is fitted is formed on the front side of the outer roof 361.
- the interior of the roof body 306 is partitioned into two front and rear chambers by an inner roof 362 and a rear cover 363.
- the space on the inner roof 362 side corresponds to the front chamber, and the space on the rear cover 363 side corresponds to the rear chamber.
- An air conditioner 364 that manages the air conditioning in the cabin 7 is accommodated in the rear chamber side (rear cover 363 side) inside the roof body 306.
- the air conditioner 364 adjusts the air conditioning (room temperature) in the cabin 7 by heating using the cooling water of the engine 5 and cooling using a compressor, a condenser, an evaporator, and the like driven by the engine.
- the air conditioner 364 By disposing the air conditioner 364 on the rear cover 363 side protruding rearward from the rear beam member 304, the overall height of the cabin 7 is prevented from becoming higher than necessary.
- the embodiment by providing the rear upper stage support stay 335 on the upper end side of each rear column 302 instead of the rear beam member 304, while ensuring a good rear view of the operator, between the left and right rear upper stage support stays 335.
- an arrangement space on the rear side of the roof body 306 an arrangement space for the rear cover 363 that houses the air conditioner 364) is secured.
- the rear cover 363 is connected to the rear beam member 304 of the cabin frame 300. Therefore, the rear cover 363 and the air conditioner 364 are supported by the rear beam member 304 of the cabin frame 300.
- a sealing material 365 is attached to the peripheral edge of the rear cover 363. In a state where the outer roof 361 is placed on the inner roof 362 and the rear cover 363, the sealing material 365 is in close contact with the inner surface side of the outer roof 361, and the rear chamber side (rear cover 363 side) inside the roof body 306 is hermetically sealed. It becomes a shape.
- the left and right sides of the outer roof 361 are inclined so as to be cut obliquely downward toward the left and right inner sides.
- the side opposite to the tail pipe 229 that discharges the exhaust gas of the engine 5 to the outside is the rear chamber side (rear cover) inside the roof body 306. 363 side) is connected to the outside, and an outside air intake port 366 is formed.
- the tail pipe 229 is erected so as to extend from the lower side to the upper side on the right front side of the cabin 7 (extends along the right front column 301).
- the outside air intake port 366 is formed on the rear side of the left side portion of the outer roof 361 (the portion corresponding to the rear cover 363).
- the outside air intake port 366 faces the air conditioner 364 in the rear cover 363 from the left side through a communication port (not shown) formed in the left wall portion of the rear cover 363.
- a lattice-shaped ventilation frame body 367 is attached to the outside air intake port 366.
- a dust filter is attached to the communication port formed in the left side wall of the rear cover 363.
- an inside air intake port 368 that connects the inside of the rear cover 363 and the cabin 7 is formed on the control seat 8.
- a lattice-shaped ventilation frame body 369 is attached to the inside air intake port 368.
- an inside / outside air switching shutter plate 370 for opening and closing a communication port formed in the left side wall portion of the rear cover 363 is disposed.
- the inside / outside air switching shutter plate 370 is configured to be opened and closed by driving an actuator 371.
- the inside / outside air switching shutter plate 370 is moved to open, the communication port of the rear cover 363 is opened, and the air conditioner 364 in the rear cover 363 is driven to communicate with the outside through the communication port from the outside air intake port 366 into the rear cover 363. Air is guided.
- the communication port of the rear cover 363 is closed and external air does not enter from the outside air inlet 366, and the air conditioner 364 is driven to drive the inside of the rear cover 363 from the inside air inlet 368.
- the air in the cabin 7 is guided to the inside.
- the ratio of the outside air and the inside air guided to the air conditioner 364 in the rear cover 363 can be adjusted by the opening degree (opening / closing degree) of the inside / outside air switching shutter plate 370.
- the adjustment air discharge port 372 formed on the front surface side of the air conditioner 364 has a bifurcated air conditioning duct in plan view that guides the adjustment air from the rear chamber side (rear cover 363 side) to the front chamber side (inner roof 362 side).
- the upstream side of 373 is connected.
- the upstream side of the air conditioning duct 373 is located above the inside air intake port 368 and passes through the front surface side of the rear cover 363 and the rear surface side of the inner roof 362 and branches into a bifurcated right and left.
- the bifurcated duct portion 374 of the air conditioning duct 373 extends in a rectangular shape in plan view along a rectangular frame formed by the front beam member 303, the rear beam member 304, and the left and right side beam members 305.
- An adjustment shutter plate 376 that adjusts the communication state between the air conditioning duct 375 provided on the left and right sides of the inner roof 362 and the duct portion 374 is disposed in the middle of each duct portion 374 of the air conditioning duct 373.
- the left and right adjustment shutter plates 376 are configured to rotate in conjunction with each other by an actuator 377 and a push-pull wire 378.
- each duct portion 374 of the air conditioning duct 373 communicates with a defrosting outlet 379 provided at the front portion of the inner roof 362.
- Each of the outlets 375 and 379 is provided with fins (not shown) for changing and adjusting the amount and direction of the adjusted air from the air conditioner 364.
- the adjusted air from the air conditioner 364 is supplied to the right and left air conditioning outlets. It blows out into the cabin 7 only from 375.
- the adjusted air from the air conditioner 364 is blown into the cabin 7 only from the left and right defrosting outlets 379. According to the rotation angle of both the left and right adjustment shutter plates 376, the air volume of the adjustment air from the air conditioning outlet 375 and the air volume of the adjustment air from the fog removal outlet 379 can be adjusted.
- the cabin 7 covers the control seat 8 on the traveling body 2, and the cabin 7 has a framework.
- a tail pipe 135 for releasing exhaust gas of the engine 5 mounted on the traveling machine body 2 to the outside is provided in a work vehicle 1 having a cabin frame 300 and a roof body 306 disposed on the upper end side of the cabin frame 300.
- the roof body 306 is divided into two front and rear chambers on the left and right sides of the traveling machine body 2, the air conditioner 364 is accommodated on the rear chamber 363 side, and the tail pipe 229 of the right and left side parts of the roof body 306 is accommodated. Since the outside air intake 366 for communicating the rear chamber 363 with the outside is formed on the opposite side to the outside, the exhaust gas from the tail pipe 229 is supplied to the outside air intake 36. Fear can be significantly prevented the capture to.
- the cabin frame 300 includes a pair of left and right front struts 301, a pair of left and right rear struts 302, a front beam member 303 connecting between the upper ends of the front struts 301, and an upper end of the rear struts 302.
- a rear beam member 304 that connects the front beam 301 and a side beam member 305 that connects the upper ends of the front column 301 and the rear column 302 arranged in the front-rear direction, and the rear chamber 363 of the roof body 306 is connected to the rear beam.
- the air conditioner 364 can be disposed inside the roof body 306 without increasing the overall height of the cabin 7, and the air conditioner 364 is accommodated in the front chamber 362 of the roof body 306. You can avoid the problem of limiting the forward view of the operator. Further, by attaching the rear upper work lamp 337 to the support stay 335 provided on the upper end side of each rear column 302, the arrangement space on the rear chamber 363 side of the roof body 306 is reduced for the rear upper work lamps 337. While being able to form between the support stays 335, the operator's back view can also be ensured favorable.
- the rectangular frame that supports the roof body 306 includes the front beam member 303, the rear beam member 304, and the left and right side beam members 305.
- the front beam member 303, the rear beam member 304, and the left and right side beam members 305 correspond to frame members constituting the cabin frame 300.
- the front beam member 303 is made of a hollow (rectangular cross-section) square pipe material, and extends long in the left-right direction.
- the left and right end surfaces of the front beam member 303 are welded and fixed to the upper end side surface of the front column 301.
- the rear beam member 304 and the left and right side beam members 305 are both made of steel having a C-shaped cross section (groove shape).
- the rear beam member 304 extends long in the left-right direction, and the left and right side beam members 305 extend long in the front-rear direction.
- Reinforcing plates 304a and 305a extending along the respective longitudinal directions are fitted into the openings of the rear beam member 304 and the side beam members 305 and fixed by welding. For this reason, at least the longitudinal halfway part of the rear beam member 304 and each side beam member 305 is hollow (such as a rectangular pipe).
- the left and right end surfaces of the rear beam member 304 are fixed to the upper end side surface of the rear column 302 by welding.
- the front end surface of each side beam member 305 is welded and fixed to the upper end side surface of the front column 301. Therefore, either the left or right end surface of the front beam member 303 and the front end surface of either of the left or right side beam members 305 are in contact with the upper end side of the front column 301.
- a bracing reinforcement bracket 319 is fixed by welding inside the front beam member 303 and the left and right side beam members 305. The presence of the reinforcing bracket 319 ensures the connection strength between the front beam member 303, the left and right side beam members 305, and the front column 301.
- each side beam member 305 is fixed to the upper end side surface of the rear column 302 by welding. Therefore, either the left or right end face of the rear beam member 304 and the rear end face of either the left or right side beam member 305 are in contact with the upper end side of the rear column 302.
- a brace-like reinforcing bracket 319 is also welded and fixed inside the rear beam member 304 and the left and right side beam members 305. The presence of the reinforcing bracket 319 ensures the connection strength between the rear beam member 304, the left and right side beam members 305, and the rear column 302.
- the cabin 7 that covers the control seat 8 on the traveling machine body 2 is provided, and the cabin 7 includes a cabin frame 300 that constitutes a framework. At least one frame member 304, 305 of the cabin frame 300 is formed in a C-shaped cross section, and reinforcing plates 304a, 305a extending along the longitudinal direction of the frame member 304, 305 are provided on the frame member 304, 305. By welding and fixing to the opening, at least the longitudinal middle part of the frame member 304, 305 is formed in a hollow shape, so that the frame member 304, As a result, the rigidity of the cabin frame 300 can be improved and the cost can be reduced.
- Base brackets 327 are attached to the left and right abutting portions on the lower rear side of the cabin frame 300 so as to project outward in the left and right directions.
- a base bracket projecting outward in the left and right directions at the connecting portion (butting portion) between the left and right rear lower frames 310 and the bottom frame 311. 327 is provided.
- a base bracket 327 is connected to a rear support base 97 on the rear axle case 19 that protrudes left and right outward from the transmission case 17 of the traveling machine body 2 via a rear vibration isolation rubber body 99 that is a vibration isolation member.
- the lower end surface of the rear lower frame 310 is fixed to the upper surface of the rear end of the bottom frame 311 by welding.
- a base bracket 327 is previously attached to the rear end side of the bottom frame 311 by welding to form a unit.
- the base bracket 327 includes a substrate plate 328 to which the post-vibration rubber body 99 is attached, and a pair of front and rear connecting pieces 329 and a reinforcing plate piece 330 that complement the connection strength between the substrate plate 328 and the bottom frame 311.
- the substrate plate 328 is fixed by welding so as to protrude outward in the left-right direction with respect to the lower surface of the rear end of the bottom frame 311.
- the pair of front and rear connecting pieces 329 connects the upper surface of the substrate plate 328 and the rear end side of the bottom frame 311.
- the rear cover piece 329 closes the rear opening end surface of the bottom frame 311 which is a hollow (a rectangular cross section) square pipe material.
- the front cover piece 329 supports the rear end side surface of the bottom frame 311 via the reinforcing plate piece 330.
- the reinforcing plate piece 330 is disposed so as to overlap the butted portion of the rear lower frame 310 and the bottom frame 311 from the side.
- An opening hole 330 a is formed in the reinforcing plate piece 330 so as to face the butted portion between the rear lower frame 310 and the bottom frame 311. The presence of the opening hole 330a makes it possible to weld the reinforcing plate piece 330 to the portion of the butted portion of the rear lower frame 310 and the bottom frame 311 that the reinforcing plate piece 330 covers.
- the rear lower frame 310 can be retrofitted to the bottom frame 311 after attaching the base bracket 327 with the reinforcing plate piece 330 to the bottom frame 311 in advance to form a unit.
- the welding length of the portion of the butted portion between the bottom frame 311 and the rear lower frame 310 that covers the reinforcing plate piece 330 is sufficiently increased due to the presence of the opening hole 330a. It can be secured. Therefore, while the joining workability of the bottom frame 311 and the rear lower frame 310 can be improved, the joining strength of the bottom frame 311 and the rear lower frame 310 can be improved, and the rigidity of the cabin frame 300 can be improved.
- a base bracket 327 is attached to the left and right abutting portions on the lower rear side of the cabin frame 300 so as to protrude outward in the left and right directions, and the rear axle case 19 that protrudes outward in the left and right directions from the transmission case 17 of the traveling body 2 Since the base bracket 327 is connected to the support base 97 via the vibration isolation member 99, the lower rear side of the cabin frame 300 can be supported from the left and right outer sides, and the lower rear side of the cabin frame 300 is supported by the traveling aircraft body. 2 can be connected in a vibration-proof and stable manner.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
て図面に基づき説明する。
2 走行機体
3 前車輪
4 後車輪
7 キャビン
8 操縦座席
300 キャビンフレーム
301 前支柱
302 後支柱
303 前梁部材
304 後梁部材
304a,305a 補強板
305 側梁部材
327 ベースブラケット
330 補強板片
330a 開口穴
Claims (4)
- 走行機体上にある操縦座席を覆うキャビンを備え、前記キャビンは骨組を構成するキャビンフレームを有する作業車両において、
前記キャビンフレームのうち少なくとも一本のフレーム部材を断面C字状に形成し、前記フレーム部材の長手方向に沿って延びる補強板を前記フレーム部材の開口部に溶接固定することによって、前記フレーム部材の少なくとも長手中途部を中空状に構成している、
作業車両。 - 前記キャビンフレームのうち下部側で突き合わさる二本のフレーム部材の突合せ部に、防振部材取り付け用のベースブラケットを取り付け、
前記ベースブラケットは前記突合せ部に重なる補強板片を備え、前記補強板片には前記突合せ部に臨む開口穴を形成している、
請求項1に記載の作業車両。 - 前記キャビンフレームの後方下部側にある左右の前記突合せ部に、左右外向きに張り出すように前記ベースブラケットを取り付け、前記走行機体のミッションケースから左右外向きに突出する後車軸ケース上の支持台に、防振部材を介して前記ベースブラケットを連結している、
請求項2に記載の作業車両。 - 前記キャビンフレームは、左右一対の前支柱と、左右一対の後支柱と、前記前支柱同士の上端部間を連結する前梁部材と、前記後支柱同士の上端部間を連結する後梁部材と、前後に並ぶ前記前支柱と前記後支柱との上端部間を連結する側梁部材とを備え、前記各支柱及び前記各梁部材を前記キャビンの側辺部に位置させている、
請求項1~3のうちいずれかに記載の作業車両。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580031566.3A CN106458265B (zh) | 2014-06-26 | 2015-06-19 | 作业车辆 |
KR1020167030580A KR102155404B1 (ko) | 2014-06-26 | 2015-06-19 | 작업 차량 |
EP15811978.4A EP3162669A4 (en) | 2014-06-26 | 2015-06-19 | Work vehicle |
US15/386,962 US20170101134A1 (en) | 2014-06-26 | 2016-12-21 | Working vehicle |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2014131853A JP2016008029A (ja) | 2014-06-26 | 2014-06-26 | 作業車両 |
JP2014-131853 | 2014-06-26 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US15/386,962 Continuation US20170101134A1 (en) | 2014-06-26 | 2016-12-21 | Working vehicle |
Publications (1)
Publication Number | Publication Date |
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WO2015199000A1 true WO2015199000A1 (ja) | 2015-12-30 |
Family
ID=54938084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2015/067784 WO2015199000A1 (ja) | 2014-06-26 | 2015-06-19 | 作業車両 |
Country Status (6)
Country | Link |
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US (1) | US20170101134A1 (ja) |
EP (1) | EP3162669A4 (ja) |
JP (1) | JP2016008029A (ja) |
KR (1) | KR102155404B1 (ja) |
CN (1) | CN106458265B (ja) |
WO (1) | WO2015199000A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR102013028618B1 (pt) * | 2013-11-06 | 2020-03-10 | Marchesan Implementos E Máquinas Agrícolas Tatú S/A | Estrutura tubular aplicada em colheitadeira de cana-de-açúcar |
JP2016030559A (ja) | 2014-07-30 | 2016-03-07 | ヤンマー株式会社 | 作業車両 |
JP6451805B1 (ja) * | 2017-08-22 | 2019-01-16 | マツダ株式会社 | エンジンの保温構造 |
US11345410B2 (en) * | 2017-10-23 | 2022-05-31 | Kubota Corporation | Work vehicle |
JP6903557B2 (ja) * | 2017-11-30 | 2021-07-14 | 株式会社クボタ | 移植機 |
JP7264091B2 (ja) * | 2020-03-06 | 2023-04-25 | マツダ株式会社 | 車両の側部車体構造 |
US11878734B2 (en) | 2021-12-23 | 2024-01-23 | Cnh Industrial America Llc | Roof assembly for a work vehicle |
US12084116B2 (en) | 2021-12-23 | 2024-09-10 | Cnh Industrial America Llc | Roof assembly for a work vehicle |
USD1002490S1 (en) | 2021-12-23 | 2023-10-24 | Cnh Industrial America Llc | Roof panel for a roof assembly of a work vehicle |
USD1002489S1 (en) | 2021-12-23 | 2023-10-24 | Cnh Industrial America Llc | Grab rail assembly for a roof assembly of a work vehicle |
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JP2002002548A (ja) * | 2000-06-21 | 2002-01-09 | Kubota Corp | キャビン |
JP2007106286A (ja) * | 2005-10-14 | 2007-04-26 | Kobelco Contstruction Machinery Ltd | 作業機械のキャブ |
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KR960006448Y1 (ko) * | 1994-03-03 | 1996-07-25 | 현대정공 주식회사 | 철도차량 프레임과 외판의 결합구조 |
JP4499897B2 (ja) | 2000-09-04 | 2010-07-07 | ヤンマー株式会社 | 空気調和機を取り付けるキャビンの構造 |
JP4201126B2 (ja) * | 2003-04-10 | 2008-12-24 | 株式会社小松製作所 | 建設機械のキャブ |
JP2004345367A (ja) | 2003-05-20 | 2004-12-09 | Yanmar Co Ltd | 農作業車 |
GB2418897B (en) * | 2004-10-06 | 2008-02-06 | Agco Gmbh & Co | Utility vehicle with suspended driver's cab |
US7938478B2 (en) * | 2006-11-30 | 2011-05-10 | Komatsu Ltd. | Operator'S cab supporting apparatus of work machine |
US20090162138A1 (en) * | 2007-12-19 | 2009-06-25 | Gm Global Technology Operations, Inc. | Longitudinal member assembly with joint |
JP5137859B2 (ja) * | 2009-01-14 | 2013-02-06 | ヤンマー株式会社 | キャビン付き作業車輌 |
US20100314908A1 (en) * | 2009-06-10 | 2010-12-16 | Wood Jr Robert Lee | Cab frame beltline member |
-
2014
- 2014-06-26 JP JP2014131853A patent/JP2016008029A/ja active Pending
-
2015
- 2015-06-19 KR KR1020167030580A patent/KR102155404B1/ko active IP Right Grant
- 2015-06-19 WO PCT/JP2015/067784 patent/WO2015199000A1/ja active Application Filing
- 2015-06-19 CN CN201580031566.3A patent/CN106458265B/zh not_active Expired - Fee Related
- 2015-06-19 EP EP15811978.4A patent/EP3162669A4/en not_active Withdrawn
-
2016
- 2016-12-21 US US15/386,962 patent/US20170101134A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002002548A (ja) * | 2000-06-21 | 2002-01-09 | Kubota Corp | キャビン |
JP2007106286A (ja) * | 2005-10-14 | 2007-04-26 | Kobelco Contstruction Machinery Ltd | 作業機械のキャブ |
Non-Patent Citations (1)
Title |
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See also references of EP3162669A4 * |
Also Published As
Publication number | Publication date |
---|---|
KR20170023789A (ko) | 2017-03-06 |
CN106458265A (zh) | 2017-02-22 |
KR102155404B1 (ko) | 2020-09-11 |
JP2016008029A (ja) | 2016-01-18 |
EP3162669A4 (en) | 2018-03-21 |
EP3162669A1 (en) | 2017-05-03 |
US20170101134A1 (en) | 2017-04-13 |
CN106458265B (zh) | 2019-09-03 |
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