WO2012014781A1 - 建設機械のキャブフレーム構造 - Google Patents

建設機械のキャブフレーム構造 Download PDF

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Publication number
WO2012014781A1
WO2012014781A1 PCT/JP2011/066589 JP2011066589W WO2012014781A1 WO 2012014781 A1 WO2012014781 A1 WO 2012014781A1 JP 2011066589 W JP2011066589 W JP 2011066589W WO 2012014781 A1 WO2012014781 A1 WO 2012014781A1
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WO
WIPO (PCT)
Prior art keywords
pillar
cab frame
curve
construction machine
frame structure
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2011/066589
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
近藤　茂樹
佐藤　正則
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Press Kogyo Co Ltd
Original Assignee
Press Kogyo 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 Press Kogyo Co Ltd filed Critical Press Kogyo Co Ltd
Priority to DE112011102533.5T priority Critical patent/DE112011102533B4/de
Priority to US13/811,542 priority patent/US8876196B2/en
Priority to CN201180037211.7A priority patent/CN103140633B/zh
Publication of WO2012014781A1 publication Critical patent/WO2012014781A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J1/00—Windows; Windscreens; Accessories therefor
    • B60J1/004—Mounting of windows

Definitions

  • the present invention relates to a cab frame structure of a construction machine in which a front pillar and a roof pillar that constitute a cab frame of a construction machine are configured by a single curved pipe material.
  • the cab frame structure of a construction machine generally has a front pillar 1 that is arranged on the left and right in front of a cab (driver's seat), and an approximately rearward direction from the upper end of the front pillar 1.
  • the roof pillar 2 that extends horizontally
  • the rear pillar 3 that is connected to the rear end of the roof pillar 2 and extends downward therefrom, and the left and right front pillars 1 are disposed over the front pillar 1.
  • a front header 4 and a rear header 5 disposed so as to span the left and right rear pillars 3 are provided above the rear pillar 3.
  • a guide rail 6 is provided in the front pillar 1 and the roof pillar 2, and a guided member 8 (for example, a guide roller, a protrusion, etc.) mounted on the front window unit 7 is engaged with the guide rail 6. ing.
  • the front window unit 7 moves along the front pillar 1 and the roof pillar 2 by the guided member 8 being guided by the guide rail 6, and is closed to the roof pillar 2 in a closed position where the front window unit 7 is supported.
  • the front position of the cab is opened and closed by switching to an open position supported in a horizontal state.
  • the front header 4 is arranged according to the position of the upper end of the front window unit 7 set at the closed position.
  • a curved portion 10 is formed at a portion connecting the front pillar 1 and the roof pillar 2 of the pipe member 9 as shown in FIG. .
  • the curved portion 10 is formed, for example, by bending (bending) a linear pipe material (deformed steel pipe) 9 having a cross-sectional shape shown in FIG.
  • the radius of curvature of the curve outer side 10a becomes larger than the radius of curvature of the curve inner side 10b in the curve portion 10.
  • the upper limit position of the upper end 7x of the front window unit 7 is the portion of the radius stop 10x of the curve outer side 10a. Because of the limitation, the position of the upper end 7x of the front window unit 7 cannot be made higher than the radius stop 10x. For this reason, the mounting position of the front header 4 arranged in accordance with the position of the upper end 7x of the front window unit 7 cannot be increased, and the upper viewing angle (viewing elevation angle) ⁇ 1 with respect to the driver's eye point of the driver seat is the front. It is limited by the header 4.
  • the position of the upper end of the front window unit 7 is higher than the rounded stop 10x of the outer round 10a of the curved portion 10. Can be brought to. Accordingly, the height of the front header 4 can be increased, and the driver's upward viewing angle ⁇ 1 is increased. However, if curved glass is used for the front window unit 7, the driver's field of view may be distorted, which may hinder accurate work.
  • the front window unit 7 is arranged along the guide rail 6 with the roof pillar. If it moves to the open position horizontally supported by 2, the curved glass of the front window unit 7 will interfere with the ceiling board (refer FIG. 1) 11 provided in the roof pillar 2. FIG. For this reason, a flat glass 7 g is used for the front window unit 7.
  • the upper limit position of the upper end 7x of the front window unit 7 is in a position where it hits the rounded stop 10x portion of the curve outside 10a of the curve portion 10. Limited. For this reason, the height of the front header 4 arranged in accordance with the position of the upper end 7x of the front window unit 7 is restricted, and the driver's upper viewing angle ⁇ 1 is restricted by the front header 4.
  • the object of the present invention which was created in view of the above circumstances, is to make the mounting position of the front header as high as possible in the cab frame structure of a construction machine in which the front pillar and the roof pillar are configured by a single pipe. It is an object of the present invention to provide a cab frame structure for a construction machine that widens the driver's upward viewing angle.
  • the invention according to claim 1 comprises a front pillar and a roof pillar constituting a cab frame of a construction machine, comprising a single pipe member having a curved portion at a connecting portion between the front pillar and the roof pillar.
  • a front header is disposed outside the curved portion of the curved portion and positioned at an upper end of the front window unit accommodated in the space.
  • the invention according to claim 2 is characterized in that the pipe member has an extra length portion in a circumferential direction at a front pillar portion and a roof pillar portion, and an overhang portion projecting outward from the curve portion.
  • the invention according to claim 3 is the construction machine according to claim 1 or 2, wherein a circumferential length of the front pillar portion, a circumferential length of the roof pillar portion, and a circumferential length of the curved portion of the pipe material are equal.
  • This is a cab frame structure.
  • the invention according to claim 4 is any one of claims 1 to 3, wherein the front window unit has a guided member that engages with a guide rail provided in the tube material, and is movable along the tube material.
  • the invention according to claim 5 is the cab frame structure of the construction machine according to claim 4, wherein the guide rail is formed in the extra length portion.
  • the invention according to claim 6 is the cab frame structure of the construction machine according to any one of claims 1 to 5, wherein the front window unit has flat glass.
  • the construction machine cab frame structure according to the present invention can exhibit the following effects.
  • the curvature radius outside the curve in the curved portion of one pipe constituting the front pillar and the roof pillar is made smaller than the curvature radius inside the curve, so that A space is provided to increase the storage position of the upper end of the window unit, and the front header is located at the upper end of the front window unit stored in that space, so that the mounting position of the front header can be increased as much as possible. This can widen the driver's upward viewing angle.
  • the pipe member has an extra length portion at the front pillar portion and the roof pillar portion, and has an overhang portion projecting outward from the curve portion, Since the cross-sectional area is gradually changed along the direction, a curved portion in which the curvature radius on the outside of the curve is smaller than the curvature radius on the inside of the curve can be accurately formed from a single pipe.
  • the curve portion is formed from a single pipe. The expansion and contraction of the pipe material in the circumferential direction can be suppressed.
  • the front window unit can be moved along the pipe material.
  • the front of the cab can be opened. Therefore, the driver can directly view the target object, not through the glass, and can increase the attachment position of the front header as much as possible, so that the driver's upward viewing angle can be widened.
  • the front window unit since the front window unit has flat glass, there is no distortion in the driver's field of view unlike curved glass. Therefore, the driver can view the target without distortion and can raise the attachment position of the front header as much as possible, so that the driver's upward viewing angle can be widened.
  • FIG. 1 It is a whole perspective view which shows the outline of the cab frame structure of a construction machine. It is a disassembled perspective view which shows the principal part of the cab frame structure of a construction machine.
  • FIG. 1 It is explanatory drawing which shows a prior art example, (a) is a side view which shows the part of the front pillar of one pipe material which comprises a part of cab frame, the part of a roof pillar, and a curve part, (b) is b of (a).
  • FIG. It is explanatory drawing which shows a prior art example, and is a side view of the part of the front pillar of a pipe material, the part of a roof pillar, a curve part, a front window unit, and a front header.
  • FIG. 5A is a partially enlarged view of FIG. 5
  • FIG. 5B is a sectional view taken along line bb in FIG. 5A
  • FIG. 5C is a sectional view taken along line cc in FIG.
  • FIG. 4C is a sectional view taken along line cc of FIG.
  • transformation embodiment of this invention (a) is the side view of the part of the front pillar of a pipe material, the part of a roof pillar, and a curve part, (b) is the bb sectional view taken on the line bb of (a).
  • FIG. 4C is a sectional view taken along line cc of FIG.
  • transformation embodiment of this invention (a) is the side view of the part of the front pillar of a pipe material, the part of a roof pillar, and a curve part, (b) is the bb sectional view taken on the line bb of (a).
  • FIG. 4C is a sectional view taken along line cc of FIG. It is explanatory drawing which shows the comparative example which is not embodiment of this invention, (a) is a side view of the part of the front pillar of a pipe material, the part of a roof pillar, and a curve part, (b) is the bb sectional view taken on the line bb of (a).
  • FIG. 1 is a side view of the part of the front pillar of a pipe material, the part of a roof pillar, and a curve part
  • the front pillar 1 and the roof pillar 2 constituting the cab frame have a curved portion 10 at a connecting portion between the front pillar 1 and the roof pillar 2. It is comprised from the one pipe material 9, and has the same component as what was already described using FIG. 1, FIG. Therefore, the same components are denoted by the same reference numerals, description thereof is omitted, and only differences, that is, features will be described.
  • the cab frame structure according to the present embodiment is characterized in that the curved portion 10 of the tubular material 9 has a curved radius 10 on the curved outer side 10a smaller than that of the curved inner side 10b.
  • a space 12 for increasing the accommodation position of the upper end 7 x of the front window unit 7 is provided, and the front header 4 is arranged in accordance with the position of the upper end 7 x of the front window unit 7 accommodated in the space 12.
  • the mounting position of the front header 4 can be made higher than that of the conventional example shown in FIG. 4, and the driver's upper viewing angle ⁇ 2 can be made wider than the upper viewing angle ⁇ 1 of the conventional example shown in FIG. This point will be described in detail below.
  • flat glass 7g is used for the glass of the front window unit 7 instead of curved glass in order to suppress distortion of the driver's field of view.
  • the upper limit position of the upper end 7x of the front window unit 7 is limited to a height that abuts against the rounded stop 10x portion of the curve outside 10a of the curve portion 10.
  • the front header 4 arranged in accordance with the position of the upper end 7x of the front window unit 7 is the rounded portion 10a on the curve outer side 10a of the curve portion 10 in the present embodiment shown in FIG. 5 and the conventional example shown in FIG. It is arranged at the portion of the stop 10x.
  • the radius of curvature of the curve outer side 10a of the curve portion 10 is smaller than the radius of curvature of the curve inner side 10b, as shown in FIG.
  • the position of the radius stop 10x of the curve outer side 10a is higher than that of the conventional example in which is larger than the curvature radius of the curve inner side 10b.
  • the height of the front header 4 disposed at the portion of the radius stop 10x is higher in the present embodiment shown in FIG. 5 than in the conventional example shown in FIG. Therefore, the upper viewing angle ⁇ 2 of the driver of this embodiment shown in FIG. 5 is wider than the upper viewing angle ⁇ 1 of the conventional example shown in FIG.
  • the pipe member 9 having the curved portion 10 described above has an extra length portion 13 in the circumferential direction at the roof pillar 2 portion as shown in FIG. 6 (b).
  • the curved portion 10 has a protruding portion 14 that protrudes outside the curve, and although not shown, an extra length portion 13 similar to that shown in FIG. 6B is provided in the front pillar 1 portion.
  • the cross section is gradually changed along the longitudinal direction.
  • the tubular material 9 having the curved portion 10 shown in FIG. 6A is a tubular material having a cross-sectional shape having a step-like surplus length portion 13 in the circumferential direction as shown in FIG. 6B (linear deformed steel pipe). Is obtained by molding (deforming), but at the time of molding, the surplus portion 13 is projected to the curve outer side 10a, thereby forming the projecting portion 14 of the curve portion 10.
  • the convex circumferential length (portion including the extra length portion 13) shown in the imaginary line x in FIG. 6B is shown in FIG. 6C and in the imaginary line y. It moves to the part (part including the overhang
  • the curve part 10 whose curvature radius of the curve outer side 10a is smaller than the curvature radius of the curve inner side 10b can be shape
  • the phantom line z in FIG. 6 (a) depicts a concentric circle of R on the curve inner side 10b on the curve outer side 10a of the curve part 10.
  • FIG. Normally, when the pipe material is bent (bent), the imaginary line z is formed on the curve outer side 10a of the curve portion 10, and the curvature radius of the curve outer side 10a becomes larger than the curvature radius of the curve inner side 10b.
  • a tubular member (straight tubular member) having a cross-sectional shape having a step-like extra length portion 13 in the circumferential direction is formed (deformed).
  • the curvature radius of the curve outer side 10a of the curve portion 10 can be set as shown by a solid line in FIG. It is smaller than the curvature radius of the curve inner side 10b.
  • peripheral length is equal is a concept including a “peripheral length is substantially equal” state in which there is a slight difference in the peripheral length that is inevitably generated when the pipe material is formed (deformed).
  • the front window unit 7 has a guided member 8 (for example, a guide roller, a protrusion, etc.) that engages with a guide rail 6 provided on the tube material 9, and can move along the tube material 9. It has become.
  • the front window unit 7 moves along the front pillar 1 and the roof pillar 2 by the guided member 8 being guided by the guide rail 6, and is closed to the roof pillar 2 and is supported in a standing state on the front pillar 1.
  • the front position of the cab is opened and closed by switching to an open position supported in a horizontal state. By opening the front surface of the cab, the driver in the cab can perform an accurate work by directly observing the target rather than through the glass, and in addition, the mounting position of the front header 4 is increased as much as possible. Therefore, the driver's upper viewing angle ⁇ 2 can be widened.
  • the guide rail 6 may be formed in the extra length portion 13 shown in FIG. The case where the guide rail 6 is formed in the surplus length portion 13 will be described.
  • the roof pillar 2 portion of the pipe material 9 (the same applies to the front pillar 1 portion) is substantially perpendicular to the outer curved surface portion 15 and from the lower end of the outer curved surface portion 15 toward the inside of the cab.
  • An extended outer stepped portion 16 an outer flat portion 17 extending from the outer stepped portion 16 downward at a substantially right angle, and a lower portion extended from the outer flat portion 17 inward at a substantially right angle.
  • an inner upper flat portion 21 extending upward from the inner stepped portion 20 and connected to the outer curved surface portion 15.
  • the edge part of the side door 22 shown in FIG. 1 is accommodated in the part of the outer step part 16 and the outer flat part 17.
  • the curved portion 10 of the tube material 9 extends from the outer curved surface portion 23 constituting the projecting portion 14 and the lower end of the outer curved surface portion 23 toward the inside of the cab at a substantially right angle.
  • an inner flat portion 27 that extends upward at a substantially right angle from the lower flat portion 26 and is connected to the outer curved surface portion 14.
  • the edge part of the side door 22 shown in FIG. 1 is accommodated in the part of the outside step part 24 and the outside flat part 25.
  • the inner stepped portion 20 in the roof pillar 2 portion of the pipe material 9 (the same applies to the front pillar 2 portion) mainly includes the extra length portion 13. Will be composed.
  • a part of the guide rail 6 can also be used as the inner stepped portion 20, that is, the extra length portion 13. That is, as shown in FIG. 6B, a guide rail is formed by the chevron steel 28 and the inner step part 20 by attaching a steel material 28 having a chevron cross section (a chevron steel with a sharp top) to the inner lower flat part 19. 6 can be configured.
  • the guided member 8 of the front window unit 7 shown in FIG. 2 is engaged with the guide rail 6 and guided along the longitudinal direction of the tube material 9.
  • the guided member 8 may be a tapered roller, a tapered protrusion, or the like that matches the inclination. In this way, by forming a part of the guide rail 6 in the surplus length portion 13 and combining the function of the guide rail 6, compared to the case where the surplus length portion 13 and the guide rail 6 are provided completely separately, Cost reduction can be promoted.
  • FIG. 7 shows a first modified embodiment of the present invention.
  • the cab frame structure of the construction machine according to the first modified embodiment has the same basic configuration as the cab frame structure of the construction machine of the previous embodiment described with reference to FIGS.
  • FIG. 7B and FIG. 7B only the cross-sectional shape of the roof pillar 2 portion of the tube material 9 shown in FIG. 6B (the same applies to the front pillar 1 portion) is the previous embodiment. And different. Therefore, only the difference will be described, and the same components are denoted by the same reference numerals and description thereof will be omitted.
  • the roof pillar 2 portion of the pipe material 9 (the same applies to the front pillar 1 portion) is substantially perpendicular to the outer curved surface portion 15 and from the lower end of the outer curved surface portion 15 toward the inside of the cab.
  • the outer stepped portion 16 extended to the outer side, the outer flat portion 17 extended downward from the outer stepped portion 16 at a substantially right angle, and the outer flat portion 17 extended at a substantially right angle toward the inner side.
  • the lower flat portion 18, the inner lower flat portion 29 extending substantially perpendicularly upward from the lower flat portion 18, and the inner lower step difference extending obliquely upward from the inner lower flat portion 29 outward.
  • the inner lower step portion 30 and the inner upper step portion 32 mainly constitute the surplus length portion 13. Will do.
  • the inner lower stepped portion 30 and the inner upper stepped portion 32 also serve as the guide rail 6, and the guided member 8 of the front window unit 7 shown in FIG. It accommodates between the part 30 and the inner upper level
  • FIG. 8 shows a second modified embodiment of the present invention.
  • the cab frame structure of the construction machine according to the second modified embodiment has the same basic configuration as the cab frame structure of the construction machine of the first embodiment described with reference to FIGS. 6 (b) and FIG. 8 (b), and FIG. 6 (c) and FIG. 8 (c) are clearly compared, the portion of the roof pillar 2 (front pillar 1) of the tube material 9 shown in FIG. 6 (b).
  • This also applies to the first embodiment
  • only the cross-sectional shape of the curved portion 10 shown in FIG. 6C is different from the first embodiment. Therefore, only the difference will be described, and the same components are denoted by the same reference numerals and description thereof will be omitted.
  • the roof pillar 2 portion of the pipe material 9 (the same applies to the front pillar 1 portion) is substantially perpendicular to the outer curved surface portion 15 and from the lower end of the outer curved surface portion 15 toward the inside of the cab.
  • the outer stepped portion 16 extended to the outer side, the outer flat portion 17 extended downward from the outer stepped portion 16 at a substantially right angle, and the outer flat portion 17 extended at a substantially right angle toward the inner side.
  • an inner upper step portion 36 extending upward from the inner step portion 36 and connected to the outer curved surface portion 15.
  • the curved portion 10 of the tube material 9 extends from the outer curved surface portion 23 constituting the protruding portion 14 and the lower end of the outer curved surface portion 23 toward the inside of the cab at a substantially right angle.
  • An inner lower flat portion 38 extending substantially perpendicularly upward from the lower flat portion 26, an inner stepped portion 39 extending obliquely upward from the inner lower flat portion 38, and an inner side
  • An inner upper flat portion 40 extending upward from the step portion 39 and connected to the outer curved surface portion 23 is provided.
  • the folded portion 34 in the portion of the roof pillar 2 of the tube material 9 (the same applies to the portion of the front pillar 1) is provided.
  • the extra length portion 13 is mainly configured.
  • the folded portion 34, that is, the extra length portion 13 also serves as the guide rail 6, and the guided member 8 of the front window unit 7 is disposed between the folded portion 34 and the inner stepped portion 36 shown in FIG. Is housed.
  • cost reduction can be promoted compared with the case where the surplus length part 13 and the guide rail 6 are provided separately.
  • the basic operational effects of the second modified embodiment are the same as those of the first embodiment, and thus description thereof is omitted.
  • the long portion 13 is projected at the curved portion 10 to the curved outer side 10 a to form a projected portion 14.
  • These embodiments are like an inner stepped portion 20 shown in FIG. 6B, an inner lower stepped portion 30 and an inner upper stepped portion 32 shown in FIG. 7B, and a folded portion 34 shown in FIG. 8B.
  • the shape that functions as the guide rail 6 is used as the extra length portion 13 in the basic cross section
  • the front pillar 1, the curved portion 10, and the roof pillar 2 are not formed of a single pipe material as in the present invention, but are made as separate parts.
  • the curved portion 10 may be formed of a hollow body formed by spot welding the inner panel 10p and the outer panel 10q, and the radius of curvature of the curved outer side 10a of the curved portion 10 is set to the curvature of the curved inner side 10b. It is possible to make it smaller than the radius.
  • the hollow body forming the curved portion 10 since the hollow body forming the curved portion 10 has a panel structure joined only by the spot welded portion SW, the strength is lower than that of the integrated product. Moreover, since it is necessary to weld the front pillar 1 (pipe material), the curve part 10 (panel structure hollow body), and the roof pillar 2 (pipe material) at the connection part, the appearance of the weld joint part (weld part W) is poor, A decrease in strength is inevitable at the weld W. Further, since welding distortion occurs, the accuracy is not stable, and the assemblability to the cab frame is poor. In addition, since it is an assembly structure in which a plurality of parts are assembled, the number of assembling steps increases and the cost increases.
  • the front pillar 1, the curved portion 10, and the roof pillar 2 are integrated with each other by molding a single pipe, so that it is necessary for the divided panel type of FIG.
  • the welded portion W and the spot welded portion SW do not exist, and a cab (cab frame) excellent in strength can be provided.
  • the accuracy is stable, and the assemblability to the cab frame is good.
  • the grinder processing for finishing them becomes unnecessary and the appearance is good. The number of man-hours involved in assembling the cab frame can be reduced and cost reduction can be promoted.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Body Structure For Vehicles (AREA)
  • Component Parts Of Construction Machinery (AREA)
PCT/JP2011/066589 2010-07-29 2011-07-21 建設機械のキャブフレーム構造 Ceased WO2012014781A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE112011102533.5T DE112011102533B4 (de) 2010-07-29 2011-07-21 Kabinenrahmenstruktur für eine Baumaschine
US13/811,542 US8876196B2 (en) 2010-07-29 2011-07-21 Cab frame structure for construction machine
CN201180037211.7A CN103140633B (zh) 2010-07-29 2011-07-21 建筑机械的驾驶室框架结构

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010170767A JP5706110B2 (ja) 2010-07-29 2010-07-29 建設機械のキャブフレーム構造
JP2010-170767 2010-07-29

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WO2012014781A1 true WO2012014781A1 (ja) 2012-02-02

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US (1) US8876196B2 (https=)
JP (1) JP5706110B2 (https=)
CN (1) CN103140633B (https=)
DE (1) DE112011102533B4 (https=)
WO (1) WO2012014781A1 (https=)

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US20130119708A1 (en) 2013-05-16
CN103140633A (zh) 2013-06-05
DE112011102533B4 (de) 2016-01-21
DE112011102533T5 (de) 2013-05-02
CN103140633B (zh) 2016-01-20
JP5706110B2 (ja) 2015-04-22
US8876196B2 (en) 2014-11-04

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