WO2007075031A1 - Dispositif d'accoudoir pour engins lourds de chantier - Google Patents

Dispositif d'accoudoir pour engins lourds de chantier Download PDF

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Publication number
WO2007075031A1
WO2007075031A1 PCT/KR2006/005725 KR2006005725W WO2007075031A1 WO 2007075031 A1 WO2007075031 A1 WO 2007075031A1 KR 2006005725 W KR2006005725 W KR 2006005725W WO 2007075031 A1 WO2007075031 A1 WO 2007075031A1
Authority
WO
WIPO (PCT)
Prior art keywords
armrest
operation panel
directions
connection member
relative
Prior art date
Application number
PCT/KR2006/005725
Other languages
English (en)
Inventor
Young-Gyo Ji
Original Assignee
Doosan Infracore Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Doosan Infracore Co., Ltd. filed Critical Doosan Infracore Co., Ltd.
Publication of WO2007075031A1 publication Critical patent/WO2007075031A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/75—Arm-rests
    • B60N2/763—Arm-rests adjustable
    • B60N2/777—Transversal adjustment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/75—Arm-rests
    • B60N2/763—Arm-rests adjustable
    • B60N2/773—Longitudinal adjustment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
    • B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
    • B62D1/04—Hand wheels
    • B62D1/06—Rims, e.g. with heating means; Rim covers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/16—Cabins, platforms, or the like, for drivers

Definitions

  • the present invention relates to heavy construction equipment, and more particularly to an armrest device for heavy construction equipment capable of adjusting an operating position and an angle according to a user's body size. Disclosure of Invention Technical Problem
  • construction equipments such as a wheel loader are often provided with devices to make them easy and comfortable to operate, such as an armrest on which an operator can rest the operator's arm and an operation device for operating a vehicle.
  • the operation device is provided with at least one operation lever for steering the vehicle or operating the front working device when the operator operates the vehicle. Recently, the operation lever is reduced to a small size by means of buttons or joysticks and arranged on an operation panel that is separately provided.
  • the armrest often fitted on a lateral surface of the operator's seat, is arranged at a position on which the operator can comfortably rest his or her arm while the operation panel is operated.
  • the armrest and the operation panel may be position-adjustably provided in relation to the operator's desired operating position.
  • the previously known armrest has a disadvantage, however, in that it is positioned a predetermined distance apart from an operation panel to cause an inconvenience to an operator in operating the operation panel even if the armrest and the operation panel are position-adjusted.
  • an armrest is integrally provided with an operation panel. In this case, however, only the position of the armrest is adjustable while a relative position of the operation panel in relation to the armrest remains unchanged to make it impossible to cater to the varying body size of different operators.
  • an armrest device is fixed to a driver's seat by means of fasteners such as bolts and nuts using spanners after the armrest device is arranged relative to the driver's seat.
  • fasteners such as bolts and nuts using spanners
  • the present invention is disclosed to solve the afore-said problems and it is an object of the present invention to provide an armrest device for heavy construction equipment capable of adjusting a position of an operation panel to optimally cater to an operator's body size.
  • the armrest device for heavy construction equipment comprises: an armrest (20) selectively fixed to a seat bracket (10) secured at a seat; a fixation unit (30) disposed at the armrest (20) for movement in fore and back directions (FBD) and rotatably inserted into the seat bracket (10) to selectively fix the armrest (20) to the seat bracket (10); and an operation panel (40) provided with an operation lever (41) and rotatably disposed relative to the armrest (20).
  • the fixation unit (30) comprises: a fixation lever (31) disposed at the armrest (20) for movement in left and right directions (LRD) during rotation; and a locking plate (32) for selectively fixing the armrest (20) to the seat bracket (10) in response to the movement in left and right directions (LRD) of the fixation lever (31).
  • a fixation lever (31) disposed at the armrest (20) for movement in left and right directions (LRD) during rotation
  • a locking plate (32) for selectively fixing the armrest (20) to the seat bracket (10) in response to the movement in left and right directions (LRD) of the fixation lever (31).
  • the fixation lever (31) is threaded into a first nut (34) disposed at a guide bracket (33) fixed at the armrest (20) for movement only in fore and back directions (FBD).
  • the armrest for heavy construction equipment comprises: a rod-type connection member (50) fixed at one end thereof to the operation panel (40) and rotatably disposed at the other end relative to the armrest (20) for movement in left and right directions (LRD); and a left/right rotation unit (60) for rotating the operation panel (40) in left and right directions (LRD) relative to the armrest (20), wherein the left/right rotation unit (60) preferably includes a left/right moving-cum tilting bracket (71) disposed at a distal end of the operation panel (40) side of the connection member (50), and a left/right adjustment knob (63) rotatably disposed at the armrest (20) for moving the left/right moving-cum tilting bracket (71) in left and right directions (LRD) to thereby rotate the connection member (50) in left and right directions (LRD).
  • the left/right rotation unit (60) preferably includes a left/right moving-cum tilting bracket (71) disposed at a distal end of the operation panel (40) side of the
  • the left/right moving-cum tilting bracket (71) is fixedly mounted with a second nut (62), and the left/right adjustment knob (63) is threaded to the second nut (62) for a restricted left/right movement relative to the armrest (20).
  • the armrest device for heavy construction equipment comprises: a rod- type connection member (50) fixed at one end thereof to the operation panel (40) and rotatably disposed at the other end thereof relative to the armrest (20) for movement in up and down directions (UDD); and an up/down tilting unit (70) for tilting the operation panel (40) in up and down directions (UDD) relative to the armrest (20), wherein the up/down tilting unit (70) includes a left/right moving- cum tilting bracket (71) provided thereunder with an inclined surface (71a) in up and down directions (UDD) and fixed to the connection member (50), an up/down tilting shaft (72) rotatably disposed at the armrest (20) for movement in fore and back directions (FBD) relative to the armrest (20) during rotation, and a pushing member (73) provided at a front end of the up/down tilting shaft (72) for contacting the inclined surface (71a) and moving the connection member (50) in up and down directions (UDD)
  • the up/down tilting shaft (72) is threaded into a third nut (76) fixed at the armrest (20), and the up/down tilting shaft (72) is movably provided with an up/ down adjusting knob (74) in the fore and back directions (FBD), and the up/down adjusting knob (74) is restricted in its movement in the fore and back directions (FBD) relative to a knob accommodation groove (75) provided at a bottom surface of the armrest (20).
  • the armrest device for heavy construction equipment comprises: a rod- type connection member (50) extended at one end thereof toward the operation panel (40) side and rotatably disposed at the other end thereof relative to the armrest (20), whereas an outside diameter thereof decreases to form a stepped shape and a surface formed by the stepped formation faces the operation panel (40); a plurality of first projections (59b) protrusively formed from the stepped surface of the connection member (50) toward the operation panel (40); a slide block (58) into which a distal end at the operation panel (40) side of the connection member (50) is slidably inserted, and protrusivly formed with second projections (59a) that are meshed with the first projections (59b) at a distal end at the armrest (20) side; a fourth nut (57) coupled to a distal end at the operation panel (40) side of the connection member (50) for preventing the slide block (58) from breaking away; and a
  • the armrest is position-adjustable at least in one direction relative to a driver's seat, and the operation panel is possible in relative to the armrest, enabling setting optionally the position of the operation panel to cater to a driver's body size.
  • the position setting of the armrest device can be easily and simply performed by a driver's operation of an externally-exposed fixation lever, a left/right adjustment knob and an up/down adjusting knob without recourse to separate fastening tools.
  • FIG.1 is a schematic plan view illustrating an exemplary embodiment of an armrest device for heavy construction equipment.
  • FIG. 2 is a cross-sectional view taken along line II- II of FIG.1.
  • FIG.3 is a cross-sectional view taken along line III-III of FIG.l.
  • FIG.4 is a cross-sectional view taken along line IV-IV of FIG.l.
  • FIG.5 is a cross-sectional view taken along line V-V of FIG. 1
  • FIG.6 is a cross-sectional view taken along line VI-VI of FIF.1.
  • FIG.7 is a cross-sectional view illustrating another embodiment of an armrest device for heavy construction equipment.
  • FIG.8 is a partially enlarged cross-sectional view illustrating an operation status of another embodiment of FIG.7.
  • FIG.9 is a partially enlarged cross-sectional view illustrating another operation status of FIG.8. Best Mode for Carrying Out the Invention
  • an armrest device for heavy construction equipment comprises: a seat bracket (10) fixed to a seat (not shown); an armrest (20) position- adjustably connected to the seat bracket (10) in forward and backward directions by the fixation unit (30); an operation panel (40) disposed with a plurality of operation means for operation of a vehicle; and a connection unit (90) connecting the operation panel (40) to the armrest (20) for rotation in left and right directions (hereinafter referred to as LRD) and for tilting in up and down directions (hereinafter referred to as UDD).
  • LRD left and right directions
  • UDD tilting in up and down directions
  • connection unit (90) includes a connection member (50) for connecting the operation panel (40) to the armrest (30), a left/right rotation unit (60) for rotating the operation panel in left and right directions (LRD), and an up/down tilting unit (70) for tilting the operation panel (40) in up and down directions (UDD).
  • connection unit (90) includes the connection member (50), the left/right rotation unit (60) and the up/down tilting unit (70)
  • the connection unit (90) may be configured only with the connection member (50) and the left/right rotation unit (60) excluding the function of the up/down tilting unit (70) if rotation in the left and right directions is desired. If only the tilting in the up and down directions is desired, the function of rotation in the left and right directions is deleted and the connection unit (90) may be configured only with the connection member (50) and the up/down tilting unit (70).
  • the armrest (20) is fixed to the seat bracket (10) by which an arm of the operator is supported.
  • the armrest (20) is formed with a bracket insertion groove (21. FIG. 3) into which the seat bracket (10) is inserted.
  • the bracket insertion groove (21) is formed in the oblong shape along the fore and back directions (hereinafter referred to as FBD) of the armrest (20), such that the armrest (20) where the seat bracket (10) is inserted into the bracket insertion groove (21) is movable in the fore and back directions (FBD) relative to the seat bracket (10).
  • the fixation unit (30) includes a locking plate (32) mounted at the fixation lever (31) and the bracket insertion groove (21) and selectively contacting the seat bracket (10), a guide bracket (33) fixed to the armrest (20), and a first nut (34) mounted at the guide bracket (33) for movement in fore and back directions (FBD), albeit restricted in rotation.
  • the fixation lever (31) includes a handle (31a) and a rotational axis (31b).
  • the rotational axis (31b) passes the locking plate (32), the seat bracket (10) and the guide bracket (33) to be threaded into the first nut (34).
  • the rotational axis (31b) is linearly moved in the left and right directions (LRD) by the reciprocal action with the first nut (34) to move the fixation lever (31) when the handle (31a) is rotated.
  • the guide bracket (33) is disposed with an oblong hole (33a) into which a distal end of the rotational axis (31b) is inserted, and is secured inside the armrest (20).
  • the oblong hole (33a) is shaped in such a fashion that the armrest (20) can be moved in the fore and back directions (FBD) while the fixation lever (31) is inserted.
  • the first nut (34) is disposed at a lateral surface of the guide bracket (33) to slide in the fore and back directions (FBD) along the oblong hole (33a), albeit restricted in rotation.
  • the first nut (34) is threaded into a distal end of the fixation lever (31), i.e., a distal end of the rotational axis (31b).
  • the locking plate (32) selectively presses the seat bracket (10) toward the guide bracket (33) side as the rotational axis (31b) linearly moves in the left and right directions (LRD).
  • the locking plate (32) is inserted by the rotational axis (31b) and moves toward the seat bracket (10) by a stepped part (31c) provided at the rotational axis (31b) and pressed thereby.
  • the seat bracket (10) may be directly pressed and fixed to the armrest (20) by the stepped part (31c) of the fixation lever (31) without recourse to the locking plate (32).
  • the operation panel (40) is provided with at least one operation lever
  • the operation panel (40) is provided thereon with a plurality of operation buttons (42) for operating various convenience gadgets.
  • the operation panel (40) is rotatably mounted at the armrest (20) by the connection unit (90) in the left and right directions (LRD), and is tiltably mounted at the armrest (20) in the up and down directions (UDD) as well.
  • the connection unit (90) includes the connection member (50), the left/right rotation unit (60) and the up/down tilting unit (70) as explained before.
  • connection member (50) is fixed at one end thereof to the operation panel (40) and is rotatably mounted to the armrest (20) at the other end thereof by a hinge unit (51) in the left and right directions (LRD), and is tiltably mounted to the hinge unit (51) in the up and down directions (UDD) as well.
  • the hinge unit (51) includes a first shaft (52) in which the other end of the armrest (20) is rotatably mounted in the up and down directions (UDD), a connection bracket (53) in which both ends of the first shaft (52) is fixed and a second shaft (54) is projected upward, and a support bracket (55) in which the second shaft (54) is rotatably inserted in the left and right directions (UDD), the support bracket (55) being fixed to the armrest (20).
  • connection member (50) is so rotated in the left and right directions (LRD) by the afore-mentioned construction that the connection member (50), the first shaft (52) and the connection bracket (53) are rotated about the second shaft (54) on the support bracket (55).
  • the connection member (50) is also rotated about the first shaft (52) during tilting in the up and down directions (UDD).
  • the left/right rotation unit (60) includes a left/right moving-cum tilting bracket (71) into which the connection member (50) is inserted, and a left/right adjustment knob (63) for moving the left/right moving-cum tilting bracket (71) in the left and right directions (LRD).
  • the left/right moving-cum tilting bracket (71) movably mounted at the armrest (20) along the left and right directions (LRD) is moved in the left and right directions (LRD) along with the connection member (50) inserted into the left/right moving-cum tilting bracket (71).
  • the left/right moving-cum tilting bracket (71) is connected to the left/right adjustment knob (63) by the second nut (62).
  • the left/right adjustment knob (63) is rotatably mounted to the armrest (20), albeit restricted in movement of the left and right directions (LRD).
  • One end of the left/right adjustment knob (63) is threaded into the second nut (62), such that, the left/right adjustment knob (63), when rotated, moves back and forth, being fixed to the armrest (20), to move the left/right moving-cum tilting bracket (71) in the left and right directions (LRD).
  • the left/right moving-cum tilting bracket (71) is moved in the left and right directions (LRD)
  • the connection member (50) is also moved in the left and right directions (LRD) to rotate about the second shaft (54) in the left and right directions (LRD).
  • the operation panel (40) is rotated in the left and right directions (LRD).
  • the up/down tilting unit (70) includes the left/right moving-cum tilting bracket (71) provided underneath the connection member (50) with an inclined surface (71a) in the up and down directions, an up/down tilting shaft (72) movably provided at the armrest (20) in the fore and back directions (FBD), a pushing member (73) provided at one end of the up/down tilting shaft (72) and contacting the inclined surface (71a), an up/down adjustment knob (74) for rotating the up/down tilting shaft (72), and a third nut (76) fixed to the armrest (20) and threaded into the up/ down tilting shaft (72).
  • the single member known as the left/right moving-cum tilting bracket (71) in the instant embodiment has two aspects of function, that is, one being the left and right movement and the other being the tilting function.
  • configuration may be differently arranged where one exclusive bracket for left/right moving function and the other exclusive bracket for tilting function are separately provided.
  • the up/down tilting shaft (72) may be provided at the armrest (20) so as to be contacted by the pushing member (73), and the up/down tilting shaft (72) may be provided with an inclined surface to thereby delete the left/right moving-cum tilting bracket (71).
  • the up/down tilting shaft (72) is movably arranged at the armrest (20) in the fore and back directions (FBD), and threaded into the third nut (76). As a result, the up/ down tilting shaft (72) is moved in the fore and back directions (FBD) by the third nut (76) during rotation.
  • the pushing member (73) moves the connection member (50) in the up and down directions by moving along the inclined surface (71a) when the up/down tilting shaft (72) is moved in the fore and back directions (FBD).
  • the left/right moving-cum tilting bracket (71) is supported to the pushing member (73) by its own self weight of the connection member (50), such that the position of the connection member (50) in the up and down directions (UDD) is determined by the position of the pushing member (73).
  • the up/down adjustment knob (74) provided at a knob accommodation groove (75) mounted underneath the armrest (20) is externally exposed for the easy approach by the operator.
  • the up/down adjustment knob (74) is restricted in the movement in the fore and back directions (FBD) by the knob accommodation groove (75) and is movably mounted in the fore and back directions (FBD) relative to a peripheral surface of the knob accommodation groove (75).
  • the up/down adjustment knob (74) is rotated, the up/down tilting shaft (72) is rotated and moved in the fore and back directions (FBD), whereas the up/down adjustment knob (74) slides on the up/down tilting shaft (72) but does not move in the fore and back directions (FBD) relative to the knob accommodation groove (75).
  • the up/down tilting shaft (72) is moved in the fore and back directions (FBD) relative to the armrest (20).
  • BFD fore and back directions
  • pushing member (73) is simultaneously moved in the fore and back directions (FBD).
  • the pushing member (73) is moving in the fore and back directions (FBD) along the inclined surface (71a) to move the connection member in the up and down directions.
  • the connection member (50) then tilts the first shaft (52) in the up and down directions.
  • FIGS. 7 to 9 Another embodiment of an armrest device for heavy construction equipment will be described with reference to the accompanying FIGS. 7 to 9, wherein like reference numerals as in the foregoing embodiment are used for like or similar parts or portions in order to avoid the redundancy of description, and same or similar explanation thereto will not be described either.
  • FIG.7 is a cross-sectional view illustrating another embodiment of an armrest device for heavy construction equipment, and can be a drawing corresponding or opposite to FIG.2.
  • connection member (50) faces the operation panel
  • the operation panel (40) at one end thereof and is rotatably mounted at the other end thereof relative to the armrest (20).
  • the operation panel (40) is rotatably mounted relative to the armrest (20) in the left and right directions (LRD) or in the up and down directions (UDD) as in the foregoing embodiment.
  • a distal end facing the operation panel (40) of the connection member (50) is formed with a small-diameter part (56) having a decreasing diameter. The decreased diameter helps form a stepped formation, and a stepped surface caused by the stepped formation faces the operation panel (40) side.
  • the stepped surface facing the operation panel (40) is formed with a first projection (59b).
  • the projection (59b) is plurally formed, and has a saw-toothed ring shape if the connection member (50) is of a cylindrical shape.
  • a slide block (58) is formed with a hollow hole into which the small-diameter part
  • connection member (50) slides.
  • the slide block (58) is slidably disposed relative to the connection member (50) but is restricted in the scope of movement by the first projection (59b) in the direction of the armrest (20).
  • a fourth nut (57) is coupled to a distal end of the operation panel (40) side of the connection member (50) in order to protect the slide block (58) against break-away from the connection member (50) by being slid toward the operation panel (40) side.
  • a spring (58a) is interposed between the fourth nut (57) and the slide block (58) to apply resilience so that the fourth nut (57) can be distanced from the slide block (58).
  • the spring (58a) presses the slide block (58) toward the armrest (20) side.
  • a distal end of the armrest (20) side of the slide block (58) is formed with a second projection (59a).
  • the second projection (59a) is so formed as to be meshed with the first projection (59b) of the connection member (50), and preferred to be plurally formed as the first projection (59b). If the first projection (59b) is shaped of a saw-toothed ring, the second projection (59a) also has a saw-toothed ring shape to allow both projections (59b, 59a) to be hooked up therebetween.
  • a operation panel fixation bracket (42) is fixed to the slide block (58), and is also fixed to the operation panel (40) by a fixation bolt (43).
  • the present embodiment has a feature in that it allows enabling an additional rotation about one axis.
  • the construction that has enabled an additional rotation about one axis i.e., the first projection (59b), the second projection (59a), the spring (58a), the slide block (58) and the fourth nut (57), is an addition to that of the connection unit (90) of the precedent embodiment, and results in a composition of one part of the connection unit (90).
  • the armrest is position-adjustable at least in one direction relative to a driver's seat, and the operation panel is possible in relative rotation thereof relative to the armrest, enabling to optimally set the position of the operation panel to cater to a driver's body size.
  • the position setting of the armrest device can be easily and simply performed by a driver's operation of an externally-exposed fixation lever, a left/right adjustment knob and an up/down adjusting knob without recourse to separate fastening tools.

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Seats For Vehicles (AREA)

Abstract

L'invention concerne un engin lourd de chantier et, en particulier, un accoudoir pour engin lourd de chantier dont on peut régler la position de fonctionnement et l'inclinaison en fonction de la taille de l'utilisateur. Le dispositif d'accoudoir de l'invention comprend: un accoudoir (20) fixé sélectivement à un support de siège (10) attaché à un siège; une unité de fixation (30) disposée sur l'accoudoir (20), capable de se déplacer vers l'avant et vers l'arrière ('fore and back directions' ou FBD) et insérée rotative dans le support de siège (10) afin de fixer sélectivement l'accoudoir (20) au support de siège (10); et un panneau de commande (40) muni d'un levier de commande (41) et disposé rotatif par rapport à l'accoudoir (20).
PCT/KR2006/005725 2005-12-27 2006-12-26 Dispositif d'accoudoir pour engins lourds de chantier WO2007075031A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2005-0130227 2005-12-27
KR20050130227 2005-12-27

Publications (1)

Publication Number Publication Date
WO2007075031A1 true WO2007075031A1 (fr) 2007-07-05

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ID=38218222

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2006/005725 WO2007075031A1 (fr) 2005-12-27 2006-12-26 Dispositif d'accoudoir pour engins lourds de chantier

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KR (1) KR100976916B1 (fr)
WO (1) WO2007075031A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2163451A1 (fr) * 2008-09-12 2010-03-17 Bombardier Transportation GmbH Poste de conduite d'un véhicule guidé, notamment d'un véhicule ferroviaire
EP2374657A3 (fr) * 2010-04-09 2013-12-25 BOMAG GmbH Accoudoir et poste de commande doté d'un tel accoudoir

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392546A (en) * 1980-12-24 1983-07-12 Deere & Company Suspended operator station
KR19980086060A (ko) * 1997-05-30 1998-12-05 토니헬샴 운전자의 보조암레스트
JP2001220773A (ja) * 2000-02-09 2001-08-17 Hitachi Constr Mach Co Ltd 建設機械
JP2004041342A (ja) * 2002-07-10 2004-02-12 Shin Caterpillar Mitsubishi Ltd 建設機械のシート

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392546A (en) * 1980-12-24 1983-07-12 Deere & Company Suspended operator station
KR19980086060A (ko) * 1997-05-30 1998-12-05 토니헬샴 운전자의 보조암레스트
JP2001220773A (ja) * 2000-02-09 2001-08-17 Hitachi Constr Mach Co Ltd 建設機械
JP2004041342A (ja) * 2002-07-10 2004-02-12 Shin Caterpillar Mitsubishi Ltd 建設機械のシート

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2163451A1 (fr) * 2008-09-12 2010-03-17 Bombardier Transportation GmbH Poste de conduite d'un véhicule guidé, notamment d'un véhicule ferroviaire
EP2374657A3 (fr) * 2010-04-09 2013-12-25 BOMAG GmbH Accoudoir et poste de commande doté d'un tel accoudoir

Also Published As

Publication number Publication date
KR100976916B1 (ko) 2010-08-18
KR20080093107A (ko) 2008-10-20

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