WO2017009919A1 - Elevator door device - Google Patents
Elevator door device Download PDFInfo
- Publication number
- WO2017009919A1 WO2017009919A1 PCT/JP2015/069999 JP2015069999W WO2017009919A1 WO 2017009919 A1 WO2017009919 A1 WO 2017009919A1 JP 2015069999 W JP2015069999 W JP 2015069999W WO 2017009919 A1 WO2017009919 A1 WO 2017009919A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- door
- claw
- guide groove
- leg
- elevator
- Prior art date
Links
- 210000000078 claw Anatomy 0.000 claims description 76
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract 2
- 239000002184 metal Substances 0.000 description 18
- 238000005452 bending Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/30—Constructional features of doors or gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/06—Door or gate operation of sliding doors
- B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/104—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for elevators
Definitions
- the present invention relates to a landing door device that can prevent a landing door from coming off due to an impact in an elevator landing door device.
- An elevator door device has a structure in which a door panel is suspended from an upper part and a door leg is attached to a lower part. Also, by inserting the door leg into the sill groove, the door panel is not only smoothly guided when the door is opened and closed, but the door panel is not easily removed from the sill groove.
- the elevator door panel should be installed so that it cannot be easily removed by slight impacts, etc., to prevent users from falling from the landing to the hoistway and to prevent the landing-side equipment and the car-side equipment from interfering with each other. There is a need. However, there are cases where a large load is applied to the landing compared to normal use, such as a truck hitting or kicking. If the hall panel is removed, the user and the elevator equipment will be in a very dangerous state.
- Patent Document 1 As a method for preventing such a door panel of the elevator from coming off, there is a configuration in which a protrusion for hooking on the step of the guide groove is provided at the lower end of the door leg, or an L-shaped deformable stopper device for the guide groove. There is a configuration to be provided (Patent Document 1).
- the present invention has been made to solve the above-described problem, and when the door panel is pushed by a large load compared to normal use, such as a truck hitting or kicking from the landing side, the normal position A first claw that is displaced from the first side of the guide groove and is hooked by contact with the other side of the guide groove due to deformation of the door leg, With the claws that have two different retaining effects, the load is distributed and received, so that the retaining device can be effectively removed from the guide groove without increasing the size of the retaining device and at a minimum cost increase. It is an object of the present invention to provide an elevator door device that can be prevented.
- the elevator door device is formed with a sliding door that is suspended from the upper part and moves horizontally in the entrance direction of the elevator to open and close the entrance, and a guide groove that extends in the entrance direction along the lower side of the sliding door.
- a sliding leg that is attached to the door leg and slides in the guide groove along the opening and closing of the sliding door;
- a plurality of protrusions that protrude from one or both sides of the door leg in the doorway direction, move in the guide groove in conjunction with the door legs, and can be independently deformed as the door legs are deformed.
- a second pawl caught plastically deformed abuts against the other side of the guide groove I is characterized in that it comprises a.
- the present invention provides a first claw that is displaced from a normal position and is in contact with one side surface in a guide groove when a large load is applied to the door panel, such as a truck hitting or kicking from the landing side. And the second claw, which contacts the other side surface of the guide groove due to the deformation of the door leg and is plastically deformed to catch the load in a distributed manner.
- a large load is applied to the door panel, such as a truck hitting or kicking from the landing side.
- the second claw which contacts the other side surface of the guide groove due to the deformation of the door leg and is plastically deformed to catch the load in a distributed manner.
- FIG. 1 It is a front view which shows the whole door apparatus of the elevator by Embodiment 1 of this invention. It is a front view which shows the principal part of FIG. 1 by Embodiment 1 of this invention. It is a side view (right side) of FIG. 2 by Embodiment 1 of this invention. It is sectional drawing (side view) which shows the cross section A of FIG. 2 by Embodiment 1 of this invention. It is sectional drawing (side view) which shows the cross section B of FIG. 2 by Embodiment 1 of this invention. It is sectional drawing (side view) which shows the cross section C of FIG. 2 by Embodiment 1 of this invention. It is sectional drawing (side view) which shows the cross section D of FIG. 2 by Embodiment 1 of this invention.
- FIG. 13 is a side view of FIG. 12 according to Embodiment 2 of the present invention.
- FIG. 17 is a side view of FIG. 16 according to Embodiment 2 of the present invention.
- FIG. 1 to 8 illustrate an elevator door apparatus according to Embodiment 1 of the present invention.
- FIG. 1 is a front view of the entire door apparatus
- FIG. 2 is a front view showing the main part of FIG. 1, and
- FIG. It is a side view (right side) of 2.
- 4 is a sectional view (side view) showing a section A in FIG. 2
- FIG. 5 is a sectional view (side view) showing a section B in FIG. 2
- FIG. 6 is a sectional view (side view) showing a section C in FIG.
- FIG. 7 is a sectional view (side view) showing a section D of FIG.
- FIG. 8 is a cross-sectional view (side view) showing the operation of FIG. 2 (normal time)
- FIG. 9 is a cross-sectional view (side view) showing the operation of FIG. Note that illustrations of door closing devices, door motors, and the like are omitted as elevator landing equipment.
- a door device 1 is provided at a landing (not shown) or a car (not shown) and has a rail 2 that is long in the horizontal direction and a hanger 3 that has a roller 4 that rolls on the rail 2 in the horizontal direction.
- the door panel 5 is fixed to the hanger 3 and suspended, and a sill 6 having a side surface 6b and a side surface 6c of a horizontal guide groove is provided below the door panel 5.
- a door leg 7 is provided at the lower end of the door panel 5. The door leg 7 is inserted into the guide groove 6a, and the door panel 5 is a sliding door provided to open and close along the guide groove 6a in the frontage direction.
- the door leg 7 is provided with a mounting metal 7 a at the upper part, and is fixed to the lower end part of the door panel 5 by a fastening element 8 such as a bolt.
- a buffer / sliding member 7b is provided at the lower portion and is inserted into the guide groove 6a. By sliding the guide panel 6a along with the opening and closing of the door panel 5, the door panel 5 can be opened and closed smoothly.
- a first claw 7c and a second claw 7d are provided on both sides of the door leg 7 in the frontage direction, respectively, and are provided to project on both sides of the attachment metal 7a in the frontage direction, together with the buffer / sliding member 7b. It is inserted in the guide groove 6a.
- the guide groove 6a, the first claw 7c, the second claw 7d, and the attachment metal 7a are integrally formed.
- the first claw 7c and the second claw 7d are formed independently from each other when viewed from the cross section B. Each of them has been bent in a different shape.
- the first claw 7c is formed by bending its lower end into an L shape.
- the first claw 7c is normally inserted into the guide groove 6a together with the buffer / sliding member 7b, and is set so as not to contact the side surface 6b on the cage side and the side surface 6c on the landing side in the guide groove 6a. ing.
- the first claw 7c is adjusted in advance so that when the door leg 7 is deformed, the lower end of the first claw 7c comes into contact with the side surface 6b and the side surface 6c in the guide groove 6a so as to fall within a range.
- the second claw 7d is folded upward by a vertical portion 7e fixed to the attachment metal 7a and a first bent portion 7f provided at the lower end of the vertical portion 7e, and further the second bent portion 7g.
- the angle formed by the bent portion of the first bent portion 7f is set to an acute angle.
- it is surrounded by three surfaces: a surface sandwiched between the vertical portion 7e, the first bent portion 7f and the second bent portion 7g, and a surface sandwiched between the second bent portion 7g and the tip end portion 7h.
- a space is formed in the part.
- the angles formed by the first bent portion 7f and the second bent portion 7g are set so that this space is formed.
- this space concentrates stress on the bending portions 7f and 7g provided in advance to facilitate the plastic deformation and the second claw after the plastic deformation.
- the length of the guide groove 6a in the width direction of the second claw 7d is provided so as to easily expand.
- the front end portion 7 h is in contact with the lower end portion of the door panel 5.
- the first bent portion 7f and the second bent portion 7g are normally inserted in the guide groove 6a together with the buffer / sliding member 7b so as not to contact the side surface 6b and the side surface 6c in the guide groove 6a.
- the second bent portion 7g is adjusted in advance so that when the door leg 7 is deformed, the second bent portion 7g is in contact with the side surface 6b and the side surface 6c in the guide groove 6a and is plastically deformed to be caught. Yes.
- the first claw 7 c and the second claw 7 d are interlocked with the opening / closing of the door panel 5 at the normal time, that is, when the door panel 5 is not subjected to a load from a direction substantially perpendicular to the frontage direction. Then, it slides in the guide groove 6a together with the buffer / sliding member 7b. At this time, since the first claw 7c and the second claw 7d are not in contact with the side surface in the guide groove 6a, the movement of the buffer / sliding member 7b is not hindered.
- the upper part of the first claw 7c moves to the car side along with the deformation of the attachment metal 7a, and the lower part is simultaneously pressed against the side surface 6b in the guide groove 6a. At this time, the L-shaped bent portion of the lower end of the first claw 7c is caught on the side surface 6b in the guide groove 6a, thereby preventing the door leg 5 from coming off the guide groove 6a.
- the upper part of the attachment metal 7a is inclined toward the car side to start plastic deformation, and the upper part of the second claw 7d is also inclined toward the car side.
- the upper part of the second claw 7d is inclined and deformed toward the car side, the upper part of the vertical part 7e is also inclined toward the car side, while the lower part of the vertical part 7e, that is, the first bent part 7f is directed toward the landing side. Tilts upward. Since the first bent portion 7f is lifted upward by this inclination, the second bent portion 7g is also lifted upward, and a pressing force for displacing the tip end portion 7h acts.
- the pressing force with which the second bent portion 7g is pressed against the side surface 6c of the guide groove 6a is increased by the buckling of the second claw 7d in the vertical direction.
- the load 10b acts on the door panel 5 and the load 10b acts on the mounting metal 7a to cause plastic deformation, and the load 10b is absorbed even when the first claw 7c is pressed against the side surface 6b in the guide groove 6a.
- the second claw 7d is caught on the side surface 6c in the guide groove 6a to prevent the door leg 5 from being detached from the guide groove 6a.
- the door panel 5 is a sliding door that is suspended from above and moves horizontally in the entrance direction of the elevator to open and close the entrance, and the entrance along the lower side of the door panel 5.
- a sill 6 formed with a guide groove 6a extending in the direction, a door leg 7 attached to protrude downward from the lower end of the door panel 5, and a guide groove attached to the door leg 7 according to the opening and closing of the door panel 5.
- a sliding member 7b that slides in the frontage direction in 6a and a door leg 7 that protrudes on both sides in the frontage direction and slides in the guide groove 6a in the frontage direction in conjunction with the door leg 7
- a plurality of claws that can be independently deformed in accordance with the deformation of the door leg 7, and are displaced from the normal position by a load that acts when the door panel 5 is pushed from a direction substantially perpendicular to the frontage direction.
- One in the guide groove 6a A first claw 7c that comes into contact with the side surface 6b and is hooked; and a second claw 7d that comes into contact with the other side surface 6c in the guide groove 6a by the deformation of the door leg 7 and is caught by plastic deformation.
- FIG. FIGS. 10 to 17 illustrate an elevator door device according to Embodiment 2 of the present invention.
- FIG. 10 is a front view (door leg) showing the main part of the elevator door device
- FIG. 10 is a side view of FIG. 12 is a front view (first claw) showing a main part of the door device of the elevator
- FIG. 13 is a side view of FIG.
- FIG. 14 is a front view (second claw) showing a main part of the door device of the elevator
- FIG. 15 is a side view of FIG. 16 is a front view showing a main part of an elevator door device
- FIG. 17 is a side view of FIG.
- the elevator door device according to Embodiment 2 of the present invention is different in that both the first claw 12a and the second claw 13a are separately formed on both sides of the door leg 11 in the frontage direction.
- the first claw 12b and the second claw 13b are both formed separately on both sides of the door leg 11 in the frontage direction.
- the door leg 11 is provided with an attachment metal 11a at the upper part, and is fixed to the lower end of the door panel 5 with a fastening element 14 such as a bolt.
- a buffer / sliding member 11b is provided at the lower portion and is inserted into the guide groove 6a. When the door panel 5 is opened and closed, it slides in the guide groove 6a so that the door panel 5 can be opened and closed smoothly. Supported.
- the door leg 11 does not include the first claw or the second claw, and has the same configuration as that of the prior art.
- a first claw 12b is provided so as to protrude on both sides of the attachment metal 12a, and the first claw 12b has the same configuration as the first claw 7c of the first embodiment.
- a second claw 13b is provided so as to protrude from both sides of the attachment metal 13a, and the second claw 13b has the same configuration as the second claw 7d of the first embodiment.
- a mounting metal 12 a is provided on the side surface on the car side of the door leg 11, and a mounting metal 13 a is provided on the side surface on the landing side, and each is fixed by a fastening element 14. That is, the door leg 11 is sandwiched from both sides by an attachment metal 12 a provided on the car side and an attachment metal 13 a provided on the landing side, and is fixed to the lower end portion of the door panel 5.
- the first claw 12b and the second claw 13b are both formed separately on both sides of the door leg 11 in the frontage direction.
- the first claw 12b and the second claw 13b can be easily attached with almost no change in the structure of the door leg 11, and the door leg 11 in an already operating elevator can also be attached.
- the structure can be easily retrofitted with almost no change. As a result, it is possible to realize an elevator door device that can effectively prevent the anti-separation device from being detached from the guide groove without increasing the size of the anti-separation device in a newly installed and existing door device and at a minimum cost increase. .
- the present invention relates to a landing door device that can prevent the landing door from coming off due to an impact in an elevator landing door device.
Landscapes
- Elevator Door Apparatuses (AREA)
Abstract
Description
図1~8は、この発明の実施の形態1によるエレベータドア装置を説明するもので、図1はドア装置全体の正面図、図2は図1の要部を示す正面図、図3は図2の側面図(右側)である。図4は図2の断面Aを示す断面図(側面図)、図5は図2の断面Bを示す断面図(側面図)、図6は図2の断面Cを示す断面図(側面図)、図7は図2の断面Dを示す断面図(側面図)である。図8は図2の動作(通常時)を示す断面図(側面図)、図9は図2の動作(ドア荷重作用時)を示す断面図(側面図)である。なお、エレベータの乗場機器として戸閉装置、ドアモータ等は図示を省略している。
1 to 8 illustrate an elevator door apparatus according to
図10~17は、この発明の実施の形態2によるエレベータのドア装置を説明するもので、図10はエレベータのドア装置の要部を示す正面図(戸の脚)であり、図11は図10の側面図である。図12はエレベータのドア装置の要部を示す正面図(第一のツメ)であり、図13は図12の側面図である。図14はエレベータのドア装置の要部を示す正面図(第二のツメ)であり、図15は図14の側面図である。図16はエレベータのドア装置の要部を示す正面図であり、図17は図16の側面図である。この発明の実施の形態2によるエレベータのドア装置は、戸の脚11の間口方向の両側に第一のツメ12aと第二のツメ13aとがいずれも別体で形成されることが異なり、それ以外の同様な部分に同じ記号を付記し説明を省略する。
FIGS. 10 to 17 illustrate an elevator door device according to
Claims (5)
- 上部から吊り下げられてエレベータの出入口を間口方向に水平に移動して当該出入口を開閉する引き戸と、前記引き戸の下方に沿って間口方向に延びる案内溝が形成された敷居と、前記引き戸の下端から下方に突出して取り付けられた戸の脚と、
前記戸の脚に取り付けられて、前記引き戸の開閉に合わせて前記案内溝内を間口方向に摺動する摺動部材と、前記戸の脚の間口方向の片側または両側に突出して設けられ、前記戸の脚に連動して前記案内溝内を間口方向に摺動すると共に前記戸の脚の変形に伴って各々独立して変形可能な複数のツメであって、前記引き戸が間口方向に対して概垂直方向から押されたとき作用する荷重によって、通常位置から変位して前記案内溝内の一方の側面に当接して引っ掛かる第一のツメと、
前記戸の脚の変形によって前記案内溝内の他方の側面に当接すると共に塑性変形して引っ掛かる第二のツメと、を備えたことを特徴とするエレベータドア装置。
A sliding door that is suspended from the top and moves horizontally in the entrance direction of the elevator to open and close the entrance, a sill formed with a guide groove extending in the entrance direction along the lower side of the sliding door, and a lower end of the sliding door A door leg that protrudes downward from the door,
A sliding member that is attached to the door leg, slides in the guide groove direction in accordance with the opening and closing of the sliding door, and is provided to project on one or both sides of the door leg opening direction; A plurality of claws that slide in the front groove direction in conjunction with the door leg and can be independently deformed in accordance with the deformation of the door leg, and the sliding door is in the front door direction. A first claw that is displaced from a normal position by a load that acts when pushed from a substantially vertical direction, and is brought into contact with and caught on one side surface of the guide groove;
An elevator door device comprising: a second claw that comes into contact with the other side surface of the guide groove by plastic deformation and is caught by plastic deformation.
- 前記戸の脚の間口方向の片側または両側に前記第一のツメまたは前記第二のツメのいずれか一方または両方が前記戸の脚と一体で形成されることを特徴とする請求項1に記載のエレベータドア装置。
The one or both of the first claw and the second claw are formed integrally with the door leg on one side or both sides in the frontage direction of the door leg. Elevator door equipment.
- 前記戸の脚の間口方向の片側または両側に前記第一のツメと前記第二のツメとがいずれも前記戸の脚と別体で形成されることを特徴とする請求項1または請求項2に記載のエレベータドア装置。
3. The first claw and the second claw are formed separately from the door leg on one side or both sides in the frontage direction of the door leg, respectively. The elevator door apparatus as described in.
- 前記第二のツメは、前記戸の脚の変形によって圧縮されて座屈変形することを特徴とする請求項1~3のいずれかに記載のエレベータドア装置。
The elevator door device according to any one of claims 1 to 3, wherein the second claw is compressed and buckled by deformation of the leg of the door.
- 前記第一のツメは下端がL字曲げに形成されており、前記第二のツメは下端から折り返されて、くの字曲げに形成されていることを特徴とする請求項1~4のいずれかに記載のエレベータドア装置。 The lower end of the first claw is formed in an L-shaped bend, and the second claw is folded back from the lower end and formed in a dogleg-shaped bend. The elevator door device according to claim.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020187002767A KR101956521B1 (en) | 2015-07-13 | 2015-07-13 | Door device of an elevator |
JP2017512414A JP6179694B2 (en) | 2015-07-13 | 2015-07-13 | Elevator door equipment |
DE112015006709.4T DE112015006709B4 (en) | 2015-07-13 | 2015-07-13 | ELEVATOR DOOR DEVICE |
PCT/JP2015/069999 WO2017009919A1 (en) | 2015-07-13 | 2015-07-13 | Elevator door device |
CN201580081483.5A CN107835783B (en) | 2015-07-13 | 2015-07-13 | Elevator door device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2015/069999 WO2017009919A1 (en) | 2015-07-13 | 2015-07-13 | Elevator door device |
Publications (1)
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WO2017009919A1 true WO2017009919A1 (en) | 2017-01-19 |
Family
ID=57757198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2015/069999 WO2017009919A1 (en) | 2015-07-13 | 2015-07-13 | Elevator door device |
Country Status (5)
Country | Link |
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JP (1) | JP6179694B2 (en) |
KR (1) | KR101956521B1 (en) |
CN (1) | CN107835783B (en) |
DE (1) | DE112015006709B4 (en) |
WO (1) | WO2017009919A1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5475834A (en) * | 1977-11-30 | 1979-06-18 | Hitachi Ltd | Door |
JP2013507304A (en) * | 2009-10-09 | 2013-03-04 | ウイッツァー エス.ピー.エー. | Derailment prevention device for movable plate of lift or elevator door |
JP5403513B2 (en) * | 2009-10-20 | 2014-01-29 | 東芝エレベータ株式会社 | Landing door equipment |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5817081A (en) | 1981-07-17 | 1983-02-01 | 株式会社日立製作所 | Device for mounting shock absorber for elevator |
KR100899955B1 (en) | 2008-06-10 | 2009-05-28 | 한국미쓰비시엘리베이터 주식회사 | Breakaway prevention construction for elevator's door |
CN203333121U (en) * | 2013-07-12 | 2013-12-11 | 上海贝思特门机有限公司 | Disengagement prevention sill assembly |
CN203682839U (en) * | 2014-01-24 | 2014-07-02 | 苏州德奥电梯有限公司 | Door slider for preventing elevator door from derailing |
-
2015
- 2015-07-13 WO PCT/JP2015/069999 patent/WO2017009919A1/en active Application Filing
- 2015-07-13 JP JP2017512414A patent/JP6179694B2/en active Active
- 2015-07-13 KR KR1020187002767A patent/KR101956521B1/en active IP Right Grant
- 2015-07-13 CN CN201580081483.5A patent/CN107835783B/en active Active
- 2015-07-13 DE DE112015006709.4T patent/DE112015006709B4/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5475834A (en) * | 1977-11-30 | 1979-06-18 | Hitachi Ltd | Door |
JP2013507304A (en) * | 2009-10-09 | 2013-03-04 | ウイッツァー エス.ピー.エー. | Derailment prevention device for movable plate of lift or elevator door |
JP5403513B2 (en) * | 2009-10-20 | 2014-01-29 | 東芝エレベータ株式会社 | Landing door equipment |
Also Published As
Publication number | Publication date |
---|---|
KR20180022913A (en) | 2018-03-06 |
JP6179694B2 (en) | 2017-08-16 |
CN107835783A (en) | 2018-03-23 |
JPWO2017009919A1 (en) | 2017-07-20 |
DE112015006709B4 (en) | 2022-02-03 |
KR101956521B1 (en) | 2019-03-08 |
CN107835783B (en) | 2020-05-22 |
DE112015006709T5 (en) | 2018-04-05 |
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