WO2005025965A2 - 建設機械のキャブ - Google Patents
建設機械のキャブ Download PDFInfo
- Publication number
- WO2005025965A2 WO2005025965A2 PCT/JP2004/013127 JP2004013127W WO2005025965A2 WO 2005025965 A2 WO2005025965 A2 WO 2005025965A2 JP 2004013127 W JP2004013127 W JP 2004013127W WO 2005025965 A2 WO2005025965 A2 WO 2005025965A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- villa
- cab
- panel
- construction machine
- ceiling
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
- B62D25/08—Front or rear portions
-
- 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
- E02F9/163—Structures to protect drivers, e.g. cabins, doors for cabins; Falling object protection structure [FOPS]; Roll over protection structure [ROPS]
Definitions
- the present invention relates to a cabinet for a construction machine such as a hydraulic shovel.
- Cabs for construction machines such as hydraulic excavators include a skeleton as a pipe material and a panel material or the like joined to the skeleton (for example, see Patent Document 1).
- a skeleton as a pipe material and a panel material or the like joined to the skeleton
- Patent Document 2 There is also a structure in which a plurality of panel materials are joined without using a frame having a high strength (see, for example, Patent Document 2).
- a frame that also has noop material strength it has posts made of pipe material on the front, rear, left and right, and connects the left front post and right front post with the upper and lower connecting members made of pipe material.
- the rear post and the right rear post are connected by the upper and lower connecting members that also have the pipe material
- the left front post and the left rear post are connected by the upper and lower connecting members that also have the pipe material
- the right front post and the right rear post are connected. And are connected by upper and lower connecting members which also become pipe materials.
- one side surface (the side having a cabin doorway) has a pair of inner and outer panels on the front side and a pair of inner and outer panels on the rear side. A pair of inner and outer panels are joined by spot welding or the like, and a pair of inner and outer panels on the rear side are joined by spot welding or the like.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2002-285890 (Pages 3-5, FIG. 1)
- Patent Document 2 JP 2001-115491A (Page 46, FIG. 4, FIG. 7)
- a protective member may be provided on the rear side of the cab in order to mitigate an external impact, but if such a protective member is provided, a design as a construction machine may be provided. It was inferior in terms of size and resulted in an increase in size. Also, in order to improve the rigidity of the front part of the cap, it is necessary to make a part of the front villa (post) thicker, so that the front visibility may be reduced.
- the present invention has been made to solve the above-mentioned conventional drawbacks, and an object thereof is to increase the cost and to improve the stiffness as a cab with excellent strength in a narrow and obstructive field. Another object of the present invention is to provide a construction machine cab which can sufficiently cope with the use in construction equipment and the like, and has excellent forward visibility and design.
- a construction machine cab according to claim 1 is a construction machine cab having front, rear, left and right villa parts 12, 13, 14, 15 extending in a vertical direction, wherein the front villa part 12, It is characterized in that 14 is formed by press molding, and the rear side villas 13 and 15 are made of pipe material.
- the stiffness on the rear side of the cab is larger than the stiffness on the rear side of the cab, the stiffness on the rear side of the cab can be improved.
- Force confirmation tends to be neglected, and external forces and impacts are often on the rear side of the cab.
- the left front villa part 12 and the right front villa part 14 are formed by press molding, it is not necessary to form the left front villa part 12 and the right front villa part 14 with a pipe material.
- part of the front villa is made of a press-formed product, the strength is inferior to that of a part made of pipe material.However, the part of the front villa has the strength required for the part of the rear villa. You don't have to. This is because it is easy for the operator to check the front, so that the front of the cab can sufficiently avoid colliding with an obstacle or the like.
- the cab for a construction machine according to claim 2 is characterized in that the right front villa part 14 is connected to the right rear villa part 15 through the ceiling part! / [0008]
- a construction machine cap according to claim 3 is characterized in that the left front villa part 12 is configured to be connected to the ceiling front part.
- a cab for a construction machine according to claim 4 is characterized in that an intermediate villa part 85 extending upward and downward is provided between the left front villa part 12 and the left rear villa part 13.
- the cab for a construction machine according to claim 5 is characterized in that the intermediate villa part 85 is further connected to the right front villa part 14 or the right rear villa part 15 through the ceiling.
- the cab of the construction machine of claim 1 by increasing the rigidity of the rear portion of the cab, it is possible to prevent deformation or damage of the cab due to external force or impact. Also, it is not necessary to attach a protective member, etc. separate from the cab to the construction machine in order to mitigate the external impact, so the design is excellent. Also, since the front side of the cab does not have high rigidity, it is possible to avoid a structure that impairs the forward visibility, and to improve the forward visibility. In addition, it is not necessary to configure the left front pillar and part of the right front villa with pipe material, which contributes to cost reduction.
- the left side surface is reinforced by a part of the intermediate villa.
- the portion can be configured to have sufficient strength, and the opening can be stably formed.
- FIG. 1 is an overall simplified perspective view showing an embodiment of a cab of a construction machine according to the present invention.
- FIG. 2 is an overall simplified perspective view of a cab of the construction machine.
- FIG. 3 is a side view of the construction machine.
- FIG. 4 is a perspective view of a part of a left rear villa and a part of a right rear villa.
- FIG. 5 is a cross-sectional view of a part of a right rear villa.
- FIG. 6 is an exploded perspective view of a part of a left front villa.
- FIG. 7 is a perspective view of a part of a left front villa.
- FIG. 8 is an exploded perspective view of a part of a right front villa.
- FIG. 9 is a cross-sectional view of a part of a right front villa.
- FIG. 10 is a perspective view showing another embodiment of a connecting member for connecting a part of the left front villa and a part of the right front villa.
- FIG. 11 is a perspective view showing a top plate, a door side panel, and a part of a left rear villa.
- FIG. 12 is a perspective view showing a support portion.
- FIG. 13 shows a comparison between a press-formed product and a pipe material, (a) is a graph showing a comparison of strength, and (b) is a graph showing a comparison of cost.
- FIG. 3 shows a simplified diagram of a construction machine hydraulic excavator.
- the hydraulic excavator includes a lower traveling body 1 and an upper revolving superstructure 2 disposed thereon.
- the upper revolving superstructure 2 has an operator cab (cab) 4 on a frame 3 thereof.
- the upper swing body 2 is provided with a working machine 8 having a boom 5, an arm 6, a packet 7, and the like.
- a driver's seat (not shown) When the operator is seated on the machine (omitted), the front side (front side) of the operator is defined as the front side of the construction machine, and the opposite side, that is, the rear side of the operator is defined as the rear side of the construction machine.
- the left side of the operator in this state is the left side of the construction machine, and the right side of the operator in the seated state is the right side of the construction machine.
- the cap 4 also acts as a cap body 10 and a floor frame 11 that closes the lower opening of the cap body 10.
- the cap body 10 includes front, rear, left and right villa parts 12, 13, 14, 15 extending in the vertical direction.
- a door-side panel 17 is provided between the left front villa part 12 and the left rear villa part 13, and an anti-door side panel 18 is provided between the right front villa part 14 and the right rear villa part 15.
- the front panel 19 is located between the left front villa part 12 and the right front villa part 14, and the rear panel 20 is located between the left rear villa part 13 and the right rear villa part 15.
- a ceiling panel 21 is provided on the ceiling.
- An opening that is, an entrance / exit 22 is provided between the door-side panel 17 and the left front villa part 12, and a door (not shown) is attached to the entrance / exit 22.
- window openings 23 and 24 are provided on the door side panel 17 and the non-door side panel 18, and window openings 25 and 26 are provided on the upper side of the front panel 19 and the rear panel 20.
- a glass plate is attached to each of the window openings 23, and side windows 27, 27, a front window 28, and a rear window 29 are formed.
- the left rear part 13 and the right rear part 15 are each made of a commercially available pipe material (square tubular body) also called a steel pipe. This is formed into a predetermined cross-sectional shape in advance and generally flows through, and in a flowing state, has a substantially uniform cross-sectional shape over its entire length.
- the left rear part 13 extends vertically along the vertical direction as shown in Fig. 4, while the right rear part 15 has the upper first vertical part 15a and the lower part 15a.
- the left rear part 13 and the right rear part 15 are connected via a pair of connecting members 30 and 31 made of a pipe material such as steel.
- the upper connecting member 30 connects the upper end of the left rear part 13 and the upper part of the first vertical part 15a of the right rear part 15, and the lower connecting part 31
- the middle part of the left rear part 13 is connected to the lower end of the first vertical part 15a of the right rear part 15.
- the left rear part 13, the right rear part 15 and the upper and lower connecting members 30 and 31 are used to form the window opening 2 for forming the rear window 29. 6 is formed.
- Corner members 33a, 33b, 33c and 33d are arranged at the corners of the window opening 26.
- Each corner member 33a, 33b, 33c, 33d has a quarter-arc notch 34, and each of the corner members 33a, 33b, 33c, 33d has a notch 34, The corners fit.
- a cover member 35 is attached to the right rear part 1 15.
- the cover member 35 includes a main body portion 35a having an L-shaped cross section, and edge portions 35b, 35b connected to both side edges of the main body portion 35a. , And covers the rear end face 38 and the outer side face 39 of the right rear part 1.
- the cover member 35 connects the first vertical portion 42a, the second vertical portion 42b, and the first vertical portion 42a and the second vertical portion 42b according to the shape of the right rear part 1
- the first vertical portion 42a has an inclined portion 42c, and a projecting portion 42d extending forward is connected to the first vertical portion 42a. Further, a narrowed portion 43 is formed at an end of the protruding portion 42d.
- the connecting members 30, 31 may be formed by a press-formed product instead of being formed by a pipe material.
- each of the connecting members 30 and 31 may be configured by a member formed in a shape of a nope by joining a pair of press-formed products. This is because the left rear pillar 13 and the right rear part 15 are made of a pipe material, so that even if the connecting members 30 and 31 are somewhat inferior in strength, the rear of the cab can be used. This is because the rigidity does not decrease.
- the rear panel (exterior member) 20 is made of metal such as a steel plate, and has a first part 44 on the upper side, a second part 45 on the lower side, and the first part 44 and the second part 45. And an inclined portion 46 connecting the two.
- the first portion 44 is disposed so as to cover the lower connecting member 31 from the outside (rearward), and has a notch 47 at an upper end edge thereof.
- the notch end of the notch 47 constitutes the lower edge of the rear window 29.
- the inclination angle of the inclined portion 46 corresponds to the inclination angle of the inclined portion 15c of the right rear villa part 15, and the right end of the inclined portion 46 is on the outer surface (outer end surface) of the inclined portion 15c of the right rear villa part 15.
- the right end of the second part 45 is disposed along the outer surface (outer end face) of the second vertical part 42b of the right rear part 15. In this case, the left edge of the rear panel 20 is in contact with the door-side panel 17.
- a force not shown is provided on the rear panel 20.
- a reinforcing bead portion composed of a plurality of left-right convex portions is provided.
- the second part 45 and the inclined part 46 are formed.
- the bead portion B may have a force that extends in the horizontal direction, and the shape, length, and number of the bead portion B may be arbitrarily set.
- the rear panel 20 may be made of a nonmetal such as a synthetic resin. For this reason, even when connecting the rear panel 20 with the left rear part 13 and the right rear part 15, various means such as bonding, fitting, welding, etc. may be adopted according to the material of the rear panel 20. it can.
- the left rear part 13 and the right rear part 15 also constitute the pipe material
- the left front part 12 and the right front part 14 are press formed. Goods. That is, as shown in FIGS. 6 and 7, the front left part of the front part 12 joins a first member 48 formed into a predetermined shape by press forming and a second member 49 formed into a predetermined shape by press forming (spot). (Joining such as welding).
- the first member 48 includes an L-shaped main body 50 having a front wall 50a and an outer wall 50b, an inner flange 51 continuously provided from the outer wall 50b, and the inner flange 51.
- the second member 49 includes a main body portion 60 having an L-shaped cross section including a first wall portion 60a and a second wall portion 60b, and a joining flange continuously provided from the first wall portion 60a of the main body portion 60.
- the upper part is slightly curved rearward.
- the joining flange 52 of the first member 48 and the joining flange 61 of the second member 49 are overlapped, and the second flange 49 of the main body 60 of the second member 49 is overlapped.
- the first member 48 and the second member 49 are joined in a state where the two wall portions 60b abut against the bent piece portions 53 of the first member 48.
- a left front villa part 12 having a rectangular hollow portion is formed.
- the right front part 14 is symmetrical with the left front part 12, but in this case, an upper right connecting member 62 (see FIG. 2) is provided continuously. That is, as shown in FIGS. 8 and 9, the right front part 14 and the continuous member 62 are formed by a first member 63 having a predetermined shape by press molding and a second member having a predetermined shape by press molding. Join the member 64 (joining such as spot welding) Composed.
- the first member 63 is an L-shaped body including a vertical part 65 and a horizontal part 66 extending horizontally from the upper part of the vertical part 65, and the vertical part 65 and the horizontal part 66 are An L-shaped main body 67 having a front wall 67a and an outer wall 67b, an inner flange 68 continuously provided from the outer wall 67b, and a joining flange protruding from the inner flange 68. And a bent piece 70 protruding from the front wall 67a. Further, a protruding piece 71 is provided which protrudes inward from the bent piece 70 of the horizontal portion 66. Further, a bulging portion 72 protruding leftward is provided at the lower end of the vertical direction portion 65.
- the second member 64 also includes a vertical portion 74 and a horizontal portion 75 extending horizontally from above the vertical portion 74.
- the vertical portion 74 and the horizontal portion 75 are formed by a first wall.
- the main body 76 has an L-shaped cross section composed of a portion 76a and a second wall 76b, and a joining flange 77 continuously provided from the first wall 76a of the main body 76.
- the joining flange 69 of the first member 63 and the joining flange 77 of the second member 64 are overlapped, and the The first member 63 and the second member 64 are joined together with the two wall portions 76b abutting against the bent piece portions 70 of the first member 63.
- the right front part 14 having a rectangular hollow portion and the continuous member 62 are formed.
- the continuous member 62 as a part of the right front villa part 14 is connected (coupled) to the right rear villa part 15 side.
- the narrowed portion 43 of the projecting portion 42d of the cover member 35 is connected to the end of the continuous member 62 in a state of being fitted. Therefore, the outer surfaces of the right front part 14 and the continuous member 62 and the outer surface of the cover member 35 of the right rear part 15 are continuous.
- the left front villa part 12 and the right front villa part 14 are connected by a connecting member 78 (see FIG. 6) at a lower portion thereof.
- the connecting member 78 can be made of, for example, the same pipe material as the left rear part 13 and the right rear part 15.
- a front panel 19 is provided on the front side of the connecting member 78.
- the front panel 19 includes a front wall portion 19a and an inner flange portion 19b that also bends the lower end force of the front wall portion 19a rearward, and a connecting member 78 is joined to the front wall portion 19a.
- the connecting member 78 may be formed by a press molded product as shown in FIG. 10 instead of being formed by a pipe material. That is, the connecting member 78 shown in FIG.
- the 10 includes a first member 78a and a second member 78b mounted and fixed on the first member 78a.
- the first member 78a is flat
- a second member 78b comprises a horizontal lower piece 81 and a horizontal upper piece 82.
- the main body 79 is made of a plate-like body and a hanging piece 80 is hung from the front edge of the main body 79.
- a connecting piece 83 for connecting the horizontal lower piece 81 and the horizontal upper piece 82, and the horizontal lower piece 81 of the second member 78b is attached to the main body 79 of the first member 78a.
- the first member 78a and the second member 78b are joined.
- the front panel 19 is joined to the connecting member 78 including the first member 78a and the second member 78b.
- the front panel 19 has a force constituted by a steel plate or the like. Since the exterior member (front panel) 19 constitutes the front surface of the cab, the front panel 19 has a very low strength. You don't have to be good. Therefore, the front panel 19 can be made of a non-metal such as synthetic resin, so that the connection between the front panel 19, the left front villa part 12 and the right front villa part 14 also depends on the material of the front panel 19. Various means such as bonding, outfitting, and welding can be adopted.
- the opposite door side panel 18 includes a main body flat portion 18a, a lower protruding portion 18b protruding inward from a lower edge of the main body flat portion 18a, and a main body flat portion 18a.
- An upper protruding portion 18c having an L-shaped cross-section is connected to the upper edge of 18a.
- a connecting member 84 also serving as a pipe member is provided along the upper projecting portion 18c of the opposite door side panel 18.
- an intermediate villa part 85 as shown in FIG. 11 is arranged between the left front villa part 12 and the left rear villa part 13.
- the intermediate villa part 85 includes an outer member 86 and an inner member 87.
- the outer member 86 and the inner member 87 are each formed of a press-formed product having a U-shaped cross section, and are joined in a state of being overlapped to form a rhombic hollow intermediate part 85.
- the intermediate villa part 85 is arranged vertically along the edge (front edge) 17a of the door-side panel 17.
- a support member 88 for receiving the ceiling panel 21 is provided continuously from the intermediate villa part 85. As shown in FIG.
- the support member 88 includes an inclined portion 88a extending obliquely upward from the intermediate villa portion 81, and a horizontal portion 88b extending horizontally from the inclined portion 88a.
- the support member 88 constitutes a part of the intermediate pillar portion 81.
- the horizontal portion 88b passes through the back side of the ceiling panel 21 to support the ceiling panel 21 and improve the rigidity of the ceiling. belongs to.
- the door-side panel 17 also has a curved plate force slightly bulging outward, and is joined so as to cover the left rear pillar 13 on the rear edge 17 b side.
- the front edge 17a forms a rear edge of the entrance 22.
- a window opening 23 is formed in the upper half of the door-side panel 17.
- the door (not shown) provided on the side of the door-side panel 17 includes a guide roller, and the guide roller rolls along a guide rail disposed above the door-side panel 17 so as to be moved in the front-rear direction. Slide. Then, the door is closed by closing the doorway 22 in the forward sliding state, and is disposed outside the door side panel 17 in the backward sliding state to be in the open state.
- the ceiling panel 21 includes a flat plate-shaped main body 21a and a hanging piece 21b on which the outer peripheral edge force of the main body 2la is also drooped.
- the hanging piece 21b has a side end 90 connected to the left end of the main body 21a, a rear end 91 connected to the rear end of the main body 21a, and a front end of the main body 21a.
- a front end 92 is provided.
- a cutout portion 93 is provided on the left end side of the front end portion 92 of the hanging piece portion 21b, and the upper end side of the left front villa part 12 is fitted into and joined to the cutout portion 93.
- the protruding piece 55 of the left front villa part 12 and the squeezing part 56 are fitted to the inner surface of the notch end edge of the notch 93, and the surface of the ceiling panel 21 and the surface of the left front villa part 12 are fitted. And continue.
- the right end of the main body 21a of the ceiling panel 21 and the right end of the front end 92 of the hanging piece 21b are placed on the protruding piece 71 of the continuous member 62 and the right front part of the part 14. And joined.
- the surface of the ceiling panel 21 and the surface of the right front villa part 14 are continuous.
- the rear end 91 of the hanging piece 21b of the ceiling panel 21 covers the connecting member 30, and the side end 90 of the hanging piece 21b of the ceiling panel 21 covers the upper edge of the door-side panel 17. become.
- a ceiling window may be formed in the ceiling panel 21.
- the rigidity of the rear portion of the cab is larger than that of the front portion of the cab. Therefore, it is possible to improve the rigidity of the rear portion of the cab and the buckling resistance. For this reason, it is possible to prevent deformation or damage of the cap due to an impact from the outside rear. By the way, for the operator, it is easy to confirm the front. Force confirmation tends to be neglected, and the impact from the outside is often on the rear side of the cab. Therefore, by increasing the rigidity of the rear portion of the cab, it is possible to sufficiently cope with an external impact.
- the rigidity of the front part of the Since it is not large, it is possible to avoid a structure that impairs the forward visibility, and to improve the forward visibility. Furthermore, since it is not necessary to attach a protective member, etc. separate from the cab to the construction machine to mitigate the external impact, the design is excellent.
- the left front part 12 and the right front part 14 are not formed of a pipe material, the cost can be reduced and the cab can be manufactured at low cost.
- the front villas 12 and 14 are made of a press-formed product
- the rear villas 13 and 15 are made of a pipe material.
- the left side surface is reinforced by the middle villa part 85, even if an opening (entrance) 22 for an entrance is formed in this side surface, the side surface has sufficient strength.
- the opening 22 can be formed stably.
- the intermediate villa part 85 further passes through the ceiling and is connected to the right front villa part 14 or the right rear villa part 15, the ceiling part is supported by the intermediate villa part 85, The rigidity of the ceiling is improved.
- a frame constituting the front surface of the cab was formed by connecting the part 12 on the left front villa and the part 14 on the right front villa with a connecting member 78. If the connecting member 78 is a pipe material, The strength of the front surface of the cab can be improved, and the overall strength can be improved to form a cab with excellent durability.
- connection member 78 is a press-formed product, cost reduction can be achieved.
- High quality cabs can be constructed inexpensively.
- the left rear pillar 13 and the right rear part 15 are connected by connecting members 30 and 31 to form a frame that forms the rear surface of the cab.
- the connecting members 30 and 31 are made of pipe material. If this is the case, the strength of the rear part of the cab can be further improved, and a cab that can receive the impact from the rear side stably can be constructed.
- the connecting members 30, 31 are press-formed products. If so, cost reduction can be achieved, and a high-quality cab can be constructed at low cost.
- the connection between the rear panel 20 and the front panel 19 is Can be performed by various means such as bonding, fitting, welding, etc.
- the connecting operation of the rear panel 20 and the front panel 19 can be easily performed, and the stable connection can be achieved.
- the bead portion is provided on the rear panel 20 as in this embodiment, the strength as an exterior member is improved. That is, with such an exterior member, buckling can be prevented, and generation of noise due to vibration of the exterior member during traveling or the like can be prevented.
- the right front villa part 14 passes through the ceiling and is connected to the right rear pillar part 15, so that the ceiling is supported by the right front villa part 14, and the rigidity of the ceiling is improved.
- the left front villa part 12 is configured to be connected to the front part of the ceiling, the left front villa part 12 is short, so that press forming can be easily performed, and a wide entrance can be obtained.
- the left rear villa part 13 and the right rear villa part 15 are made of a pipe material, but the knot material is not limited to the rectangular cylinder as in the above embodiment.
- the pipe may be a round pipe or a deformed pipe other than a square pipe.
- two press molded products are combined, but three or more press molded products are used.
- the intermediate villa part 85 which may be configured by combining products, may have a cross-sectional shape other than a rhombus.
- left front villa part 12, the right front villa part 14, and the middle villa part 85 may of course be made of pipe material.
- the right rear villa part 15 may extend along a vertical line having no bent portion, like the left rear villa part 13.
- the construction equipment is not limited to hydraulic excavators, but includes various cranes and crushers.
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- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04787791A EP1666343B1 (en) | 2003-09-09 | 2004-09-09 | Cab of construction machinery |
JP2005513890A JP4744296B2 (ja) | 2003-09-09 | 2004-09-09 | 建設機械のキャブ |
US10/570,929 US7581783B2 (en) | 2003-09-09 | 2004-09-09 | Cab for construction machinery |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003316710 | 2003-09-09 | ||
JP2003-316710 | 2003-09-09 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2005025965A2 true WO2005025965A2 (ja) | 2005-03-24 |
WO2005025965A1 WO2005025965A1 (ja) | 2005-03-24 |
WO2005025965A3 WO2005025965A3 (ja) | 2005-07-28 |
Family
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Cited By (7)
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JP2007069876A (ja) * | 2005-09-09 | 2007-03-22 | Shin Caterpillar Mitsubishi Ltd | キャブおよび作業機械 |
JP2008273410A (ja) * | 2007-04-27 | 2008-11-13 | Komatsu Ltd | キャブ構造およびこれを備えた建設機械 |
JP2008307919A (ja) * | 2007-06-12 | 2008-12-25 | Press Kogyo Co Ltd | 建設機械キャブ |
JP2010163163A (ja) * | 2010-02-05 | 2010-07-29 | Komatsu Ltd | 産業車輌の運転室 |
JP2012144254A (ja) * | 2012-04-20 | 2012-08-02 | Kobelco Contstruction Machinery Ltd | 上部体及びこれを備えた建設機械 |
JP5047275B2 (ja) * | 2007-04-17 | 2012-10-10 | 株式会社小松製作所 | ルーフパネルおよびこれを備えたキャブ、キャブの製造方法 |
JP2015221973A (ja) * | 2014-05-22 | 2015-12-10 | キャタピラー エス エー アール エル | 建設機械のキャブ |
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JP2001115491A (ja) | 1999-10-20 | 2001-04-24 | Hitachi Constr Mach Co Ltd | 建設機械用キャブ |
US20020014923A1 (en) | 1997-10-29 | 2002-02-07 | Shigeru Saitou | Microwave amplifier with reduced beat noise |
JP2002285890A (ja) | 2001-03-28 | 2002-10-03 | Kobelco Contstruction Machinery Ltd | 建設機械の省エネ運転装置 |
US20020153748A1 (en) | 2000-09-18 | 2002-10-24 | Tsuyoshi Sakyo | Cab for construction machinery |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007069876A (ja) * | 2005-09-09 | 2007-03-22 | Shin Caterpillar Mitsubishi Ltd | キャブおよび作業機械 |
JP5047275B2 (ja) * | 2007-04-17 | 2012-10-10 | 株式会社小松製作所 | ルーフパネルおよびこれを備えたキャブ、キャブの製造方法 |
JP2008273410A (ja) * | 2007-04-27 | 2008-11-13 | Komatsu Ltd | キャブ構造およびこれを備えた建設機械 |
JP2008307919A (ja) * | 2007-06-12 | 2008-12-25 | Press Kogyo Co Ltd | 建設機械キャブ |
JP2010163163A (ja) * | 2010-02-05 | 2010-07-29 | Komatsu Ltd | 産業車輌の運転室 |
JP2012144254A (ja) * | 2012-04-20 | 2012-08-02 | Kobelco Contstruction Machinery Ltd | 上部体及びこれを備えた建設機械 |
JP2015221973A (ja) * | 2014-05-22 | 2015-12-10 | キャタピラー エス エー アール エル | 建設機械のキャブ |
Also Published As
Publication number | Publication date |
---|---|
EP1666343A4 (en) | 2007-02-28 |
US20070024088A1 (en) | 2007-02-01 |
CN1849239A (zh) | 2006-10-18 |
WO2005025965A3 (ja) | 2005-07-28 |
JP4744296B2 (ja) | 2011-08-10 |
KR100812273B1 (ko) | 2008-03-13 |
JPWO2005025965A1 (ja) | 2007-11-08 |
US7581783B2 (en) | 2009-09-01 |
KR20060098364A (ko) | 2006-09-18 |
EP1666343B1 (en) | 2009-07-15 |
EP1666343A2 (en) | 2006-06-07 |
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