CN108202653A - A kind of sandstone transport dump truck of modified construction - Google Patents
A kind of sandstone transport dump truck of modified construction Download PDFInfo
- Publication number
- CN108202653A CN108202653A CN201711232388.8A CN201711232388A CN108202653A CN 108202653 A CN108202653 A CN 108202653A CN 201711232388 A CN201711232388 A CN 201711232388A CN 108202653 A CN108202653 A CN 108202653A
- Authority
- CN
- China
- Prior art keywords
- vehicle frame
- tilter
- hydraulic cylinder
- support bar
- dump truck
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
- B60P1/16—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element actuated by fluid-operated mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/08—Devices for emptying storage spaces as completely as possible
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
A kind of sandstone the invention discloses modified construction transports dump truck,Vehicle frame including being fixedly connected with driver's cabin and the tilter for sand loading stone,The tilter bottom righthand side is installed in rotation on vehicle frame upper right side by the first rotation axis,Downward opening installation cavity is provided in the tilter bottom wall,The front and rear reinforcing rib for being symmetrically arranged with left and right extension in the installation cavity,Jacking hydraulic cylinder is symmetrically installed with before and after the vehicle frame upper surface,Cooperation is equipped with lifting pin in the jacking hydraulic stem,The lifting pin end is connected with reinforcing rib,Supporting block is symmetrically arranged with before and after the vehicle frame lower end wall left end,The first sliding groove of left and right connection is provided in the supporting block,Locking level is slidably fitted in first sliding groove,Fixed block is symmetrically arranged with before and after the left end of the vehicle frame upper surface,Be provided in the fixed block left and right connection and with the matched lock slots of the locking level,Translation hydraulic cylinder is symmetrically installed with before and after the installation cavity in end wall.
Description
Technical field
The present invention relates to construction material transport fields, and in particular to a kind of sandstone transport tipping bucket of modified construction
Vehicle.
Background technology
In building construction process, sandstone material is be unable to do without, sandstone material is the basic material of architectural engineering, and sandstone can be used
In making brick and tile, it can also be used to make concrete, sandstone is typically all what is transported by dump truck, and dump truck is a kind of spy
The vehicle of the tipping short distance conveying material of different hopper, dump truck need to turn over after sandstone is transported required place
The side in trolley compartment using jacking apparatus is jacked up and tilts tilter upwards, so as to facilitate sandstone sliding from tilter
It falls, but in tilter when tilting, the center of gravity of entire car body can be caused to be shifted to the tailstock, and since sandstone has centainly
Viscosity, tilter tilt when sandstone be not easy to slide downwards, thus, it is easier to cause upwards to jack up driver's cabin, easily
To driver, also easily car body is caused to damage, therefore, traditional sandstone dump truck has the drawbacks of very big and peace
Full hidden danger.
Invention content
A kind of sandstone the purpose of the present invention is to provide modified construction transports dump truck, can overcome existing
The drawbacks described above of technology.
According to the present invention, the sandstone transport dump truck of a kind of modified construction of apparatus of the present invention, including with driving
Vehicle frame and the tilter for sand loading stone that room is fixedly connected are sailed, the tilter bottom righthand side can by the first rotation axis
The vehicle frame upper right side is rotatably mounted at, downward opening installation cavity, the installation are provided in the tilter bottom wall
The reinforcing rib of left and right extension is symmetrically arranged with before and after in chamber, jacking hydraulic cylinder, institute are symmetrically installed with before and after the vehicle frame upper surface
It states cooperation in jacking hydraulic stem and lifting pin is installed, the lifting pin end is connected with the reinforcing rib, under the vehicle frame
Supporting block is symmetrically arranged with before and after end wall left end, be provided in the supporting block left and right connection the first sliding groove, described first
Locking level is slidably fitted in sliding groove, is symmetrically arranged with fixed block before and after the left end of the vehicle frame upper surface, in the fixed block
Be provided with left and right connection and with the matched lock slots of the locking level, sensing device, the sensing are equipped in the lock slots
Device includes sensor and attention gatter, is symmetrically installed with translation hydraulic cylinder, the translation liquid in end wall before and after the installation cavity
Cylinder pressure right end is provided with the second sliding groove connected with outer end, is slidably fitted with first support bar in second sliding groove, institute
It states first support bar right end and is fixedly installed the second support bar extended downwardly, coordinate in the translation hydraulic cylinder and slip is installed
Drive rod, the slip drive rod are fixedly connected with the first support bar left side, and the second slip groove bottom wall is provided with
The connectivity slot of outer end is connected, is fixedly installed linking arm on the left of the first support bar lower face, the linking arm lower end passes through
The connectivity slot and be fixedly connected with the locking level right end, be additionally provided with knocking device in the installation cavity.
Further technical solution, the knocking device include it is symmetrical and be installed in rotation on two reinforcing ribs it
Between the second rotation axis, be fixedly mounted in second rotation axis turning set, be fixedly mounted on the turning set outer end face
Upper junction plate and the percussion block for being fixedly mounted on the connecting plate end are installed with driving electricity in the reinforcing rib of front end
Machine, the driving motor and the second rotation axis power connector.
Further technical solution, the fixed block are located at the supporting block left end, and the fixed block and the support
Block is on same level straight line.
Further technical solution, the length of the connectivity slot are less than the length of first sliding groove.
Further technical solution, the second support bar bottom end are rotatably mounted with rotating wheel.
Further technical solution, the sensor are fixedly installed on the lock slots inner left wall, and the attention gatter is set
It is placed in the tilter right end face and is located above place, and the attention gatter is electrically connected with the sensor.
The beneficial effects of the invention are as follows：
1. apparatus of the present invention when the tilter needs to pour out sandstone, first run the translation hydraulic cylinder, the translation
Hydraulic cylinder is ejected to the right the first support bar using the slip drive rod, the process that the first support bar is slided to the right
In, the first support bar can drive the locking level to slide to the right by the linking arm, when the linking arm slides into institute
When stating connectivity slot right end, the locking level is detached from the lock slots, the tilter is allowed to rotate clockwise as a result,；
2. the tilter can be driven to rotate clockwise by the lifting pin during jacking hydraulic cylinder operation, when described turn
When driving wheel and ground offset, the tilter can run-off the straight and sandstone is facilitated to slide downwards；
3. second rotation axis can be driven to rotate during the driving motor operation, second rotation axis can drive the rotation
Set rotation, and the turning set can drive the hammer that taps to tap the installation cavity roof by the connecting plate, thus can make
Sandstone comes off from the tilter bottom wall, so as to contribute to the landing of sandstone；
4. after the sandstone on the tilter is all poured out, hydraulic cylinder, the jacking hydraulic cylinder are jacked described in inverted running
The tilter can be driven to rotate counterclockwise by the lifting pin, when the supporting block and the vehicle frame upper surface offset
When, the first support bar can be driven to slide to the left by the slip drive rod after the translation hydraulic cylinder inverted running described
During first support bar is slided to the left, the first support bar can drive the locking level to slide to the left by the linking arm
Dynamic, when the linking arm is abutted with the connectivity slot left side, the locking level is inserted into the lock slots, so as to make
The tilter is relatively fixed with the vehicle frame；
5. in apparatus of the present invention, since before the locking level is detached from the lock slots, the jacking hydraulic cylinder can not drive
The tilter rotates clockwise, therefore can ensure that the translation hydraulic cylinder is first run, and can avoid faulty operation；
6. the first support bar and second support bar are protruding under the action of the translation hydraulic cylinder, when the dump truck
After compartment rotates clockwise, the rotating wheel can offset with ground, and therefore, the first support bar and second support bar can be to tipping buckets
Compartment is supported, therefore can prevent from causing the tilting of driver's cabin due to center of gravity transfer during the tilter up time rotation, by
This is greatly improved safe operation。
Description of the drawings
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution of the prior art
Attached drawing is briefly described needed in technology description, it should be apparent that, the accompanying drawings in the following description is only to invent
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the overall structure diagram of the sandstone transport dump truck of a modification of the present invention type construction.
Fig. 2 is the structure diagram after being rotated clockwise in Fig. 1.
Fig. 3 is the bottom view of tilter in Fig. 1.
Fig. 4 is the vertical view of vehicle frame in Fig. 1.
Specific embodiment
All features or disclosed all methods disclosed in this specification or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
This specification（Including any accessory claim, abstract and attached drawing）Disclosed in any feature, except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
As shown in Figs 1-4, the construction of a modification of the present invention type sandstone transport dump truck, including with driver's cabin
10 vehicle frames 20 being fixedly connected and the tilter 30 for sand loading stone, 30 bottom righthand side of the tilter pass through the first rotation
Axis 22 is installed in rotation on 20 upper right side of vehicle frame, and downward opening installation cavity is provided in 30 bottom wall of tilter
44, the front and rear reinforcing rib 38 for being symmetrically arranged with left and right extension in the installation cavity 44 is symmetrically pacified before and after 20 upper surface of vehicle frame
Equipped with jacking hydraulic cylinder 45, in the jacking hydraulic cylinder 45 cooperation lifting pin 46 is installed, 46 end of lifting pin with it is described
Reinforcing rib 38 is connected, and is symmetrically arranged with supporting block 36 before and after the 20 lower end wall left end of vehicle frame, is set in the supporting block 36
The first sliding groove 360 of left and right connection is equipped with, locking level 37, the vehicle frame 20 are slidably fitted in first sliding groove 360
Fixed block 21 is symmetrically arranged with before and after the left end of upper surface, be provided in the fixed block 21 left and right connection and with the locking level 37
Matched lock slots 210, sensing device is equipped in the lock slots 210, and the sensing device includes sensor 71 and carries
It wakes up lamp 72, is symmetrically installed with translation hydraulic cylinder 31, the translation hydraulic cylinder 31 right end setting before and after the installation cavity 44 in end wall
There is the second sliding groove 320 connected with outer end, be slidably fitted with first support bar 32 in second sliding groove 320, described
One supporting rod, 32 right end is fixedly installed the second support bar 33 extended downwardly, coordinates in the translation hydraulic cylinder 31 and is equipped with cunning
Dynamic drive rod 310, the slip drive rod 310 are fixedly connected with 32 left side of first support bar, second sliding groove
320 bottom walls are provided with the connectivity slot 34 of connection outer end, and linking arm 35 is fixedly installed on the left of 32 lower face of first support bar,
35 lower end of linking arm passes through the connectivity slot 34 and is fixedly connected with 37 right end of locking level, in the installation cavity 44 also
It is provided with knocking device, the knocking device is tapping 44 roof of installation cavity.
Valuably, wherein, the knocking device includes symmetrical and is installed in rotation between two reinforcing ribs 38
The second rotation axis 43, be fixedly mounted in second rotation axis 43 turning set 40, be fixedly mounted on the turning set 40
Outer end face upper junction plate 41 and the percussion block 42 for being fixedly mounted on 41 end of connecting plate, it is fixed in the reinforcing rib 38 of front end
Driving motor 39, the driving motor 39 and 43 power connector of the second rotation axis are installed.
Valuably, wherein, the fixed block 21 is located at 36 left end of supporting block, and the fixed block 21 and the support
Block 36 is on same level straight line, so as to which the lock slots 210 can be aligned with the locking level 37.
Valuably, wherein, the length of the connectivity slot 34 is less than the length of first sliding groove 360, so as to the lock
Fixed pole 37 is without departing from first sliding groove 360.
Valuably, wherein, 33 bottom end of second support bar is rotatably mounted with rotating wheel 330, so as to described
Opposite slide can occur when being contacted with ground with ground for rotating wheel 330.
Valuably, wherein, the sensor 71 is fixedly installed on 210 inner left wall of lock slots, the attention gatter 72
It is set in 30 right end face of tilter and is located above place, and the attention gatter 72 electrically connects with the sensor 71
It connects, so as to which when the locking level 37 is contacted with the sensor 71, the sensor 71 controls the attention gatter 72 to light,
And then the lock-out state of the tilter 30 can be given and remind.
In original state, the first support bar 32 is contracted in second sliding groove 320 apparatus of the present invention completely,
The second support bar 33 is abutted with 20 right side of vehicle frame, and the linking arm 35 is abutted with the 34 left end wall of connectivity slot,
The locking level 37 is inserted into the lock slots 210, and the tilter 30 can as a result, fixed with 20 phase of vehicle frame；
When the tilter 30 needs to pour out sandstone, the translation hydraulic cylinder 31,31 profit of translation hydraulic cylinder are first run
The first support bar 32 is ejected to the right with the slip drive rod 310, so as to make the second support bar 33 far from described
20 right side of vehicle frame, during the first support bar 32 is slided to the right, the first support bar 32 can pass through the connection
Arm 35 drives the locking level 37 to slide to the right, when the linking arm 35 slides into 34 right end of connectivity slot, described first
The extension elongation longest of supporting rod 32, and the locking level 37 is detached from the lock slots 210, allows the dump truck as a result,
Compartment 30 rotates clockwise, and then starts the jacking hydraulic cylinder 45, and the jacking hydraulic cylinder 45 is driven by the lifting pin 46
The tilter 30 rotates clockwise, and when the rotating wheel 330 offsets with ground, stops the jacking hydraulic cylinder 45, by
This can make the tilter 30 tilt and sandstone is facilitated to slide downwards, then restart the driving motor 39, the driving
Motor 39 can drive second rotation axis 43 to rotate, and second rotation axis 43 can drive the turning set 40 to rotate, and institute
Stating turning set 40 can drive the hammer 42 that taps to tap 38 roof of installation cavity by the connecting plate 41, thus can make sandstone
It comes off from 30 bottom wall of tilter, so as to contribute to the landing of sandstone；
When the sandstone on the tilter 30 all on the ground after, hydraulic cylinder 45, the top are jacked described in inverted running
Rise hydraulic cylinder 45 tilter 30 can be driven to rotate counterclockwise by the lifting pin 46, when the supporting block 36 with it is described
When vehicle frame upper surface offsets, stop translating hydraulic cylinder 31, the translation hydraulic pressure described in the jacking hydraulic cylinder 45 and inverted running
Cylinder 31 can drive the first support bar 32 to slide to the left lean on the second support bar 33 by the slip drive rod 310
Nearly 20 right side of vehicle frame, during the first support bar 32 is slided to the left, the first support bar 32 can pass through institute
Stating linking arm 35 drives the locking level 37 to slide to the left, when the linking arm 35 is abutted with 34 left side of connectivity slot,
The translation hydraulic cylinder 31 out of service, at this point, the locking level 37 is inserted into the lock slots 210, it is described so as to make
Tilter 30 is relatively fixed with the vehicle frame 20.
The beneficial effects of the invention are as follows：Apparatus of the present invention first run institute when the tilter needs to pour out sandstone
State translation hydraulic cylinder, the translation hydraulic cylinder is ejected to the right the first support bar using the slip drive rod, and described the
During one supporting rod slides to the right, the first support bar can drive the locking level to slide to the right by the linking arm
Dynamic, when the linking arm slides into the connectivity slot right end, the locking level is detached from the lock slots, allows institute as a result,
Tilter is stated to rotate clockwise；
The tilter can be driven to rotate clockwise by the lifting pin during jacking hydraulic cylinder operation, when the rotation
Wheel with ground offset when, the tilter can run-off the straight and sandstone is facilitated to slide downwards；
Second rotation axis can be driven to rotate during the driving motor operation, second rotation axis can drive the turning set
Rotation, and the turning set can drive the hammer that taps to tap the installation cavity roof by the connecting plate, thus can make sand
Stone comes off from the tilter bottom wall, so as to contribute to the landing of sandstone；
After the sandstone on the tilter is all poured out, hydraulic cylinder is jacked described in inverted running, the jacking hydraulic cylinder can
The tilter is driven to rotate counterclockwise by the lifting pin, when the supporting block offsets with the vehicle frame upper surface,
The first support bar can be driven to slide described the to the left after the translation hydraulic cylinder inverted running by the slip drive rod
During one supporting rod slides to the left, the first support bar can drive the locking level to slide to the left by the linking arm
Dynamic, when the linking arm is abutted with the connectivity slot left side, the locking level is inserted into the lock slots, so as to make
The tilter is relatively fixed with the vehicle frame；
In apparatus of the present invention, since before the locking level is detached from the lock slots, the jacking hydraulic cylinder can not drive institute
It states tilter to rotate clockwise, therefore can ensure that the translation hydraulic cylinder is first run, faulty operation can be avoided；
The first support bar and second support bar are protruding under the action of the translation hydraulic cylinder, when the tilter
After rotating clockwise, the rotating wheel can offset with ground, and therefore, the first support bar and second support bar can be to dump trucks
Compartment is supported, therefore can prevent from causing the tilting of driver's cabin due to center of gravity transfer during the tilter up time rotation, thus
It is greatly improved safe operation.
The above, the specific embodiment only invented, but invent protection domain be not limited thereto, it is any without
The change or replacement that creative work is expected are crossed, should all be covered within the protection domain of invention.Therefore, the protection domain of invention
It should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of sandstone transport dump truck of modified construction, including the vehicle frame being fixedly connected with driver's cabin and is used for
The tilter of sand loading stone, the tilter bottom righthand side are installed in rotation on the vehicle frame upper right by the first rotation axis
End, it is characterised in that：It is provided with downward opening installation cavity in the tilter bottom wall, it is front and rear in the installation cavity symmetrically to set
The reinforcing rib of left and right extension is equipped with, jacking hydraulic cylinder is symmetrically installed with before and after the vehicle frame upper surface, it is described to jack in hydraulic stem
Cooperation is equipped with lifting pin, and the lifting pin end is connected with the reinforcing rib, right before and after the vehicle frame lower end wall left end
Title is provided with supporting block, and the first sliding groove of left and right connection is provided in the supporting block, peace is slided in first sliding groove
Equipped with locking level, fixed block is symmetrically arranged with before and after the left end of the vehicle frame upper surface, left and right connection is provided in the fixed block
And with the matched lock slots of the locking level, sensing device is equipped in the lock slots, the sensing device includes sensor
And attention gatter, translation hydraulic cylinder is symmetrically installed with before and after the installation cavity in end wall, the translation hydraulic cylinder right end is provided with
The second sliding groove connected with outer end, first support bar is slidably fitted in second sliding groove, and the first support bar is right
End is fixedly installed the second support bar extended downwardly, coordinates in the translation hydraulic cylinder and is equipped with slip drive rod, the cunning
Dynamic drive rod is fixedly connected with the first support bar left side, and the second slip groove bottom wall is provided with the connection of connection outer end
Slot, is fixedly installed linking arm on the left of the first support bar lower face, the linking arm lower end pass through the connectivity slot and with
The locking level right end is fixedly connected, and knocking device is additionally provided in the installation cavity.
2. a kind of sandstone transport dump truck of modified construction as described in claim 1, it is characterised in that：It is described to strike
Device is hit to include the second rotation axis that is symmetrical and being installed in rotation between two reinforcing ribs, be fixedly mounted on described the
Turning set in two rotation axis is fixedly mounted on the turning set outer end face upper junction plate and is fixedly mounted on the connecting plate
The percussion block of end is installed with driving motor in the reinforcing rib of front end, and the driving motor is moved with second rotation axis
Power connects.
3. a kind of sandstone transport dump truck of modified construction as described in claim 1, it is characterised in that：It is described solid
Determine block and be located at the supporting block left end, and the fixed block and the supporting block are on same level straight line.
4. a kind of sandstone transport dump truck of modified construction as described in claim 1, it is characterised in that：The company
The length of straight slot is less than the length of first sliding groove.
5. a kind of sandstone transport dump truck of modified construction as described in claim 1, it is characterised in that：Described
Two supporting rod bottom ends are rotatably mounted with rotating wheel.
6. a kind of sandstone transport dump truck of modified construction as described in claim 1, it is characterised in that：The biography
Sensor is fixedly installed on the lock slots inner left wall, and the attention gatter is set in the tilter right end face positioned at upper
At side, and the attention gatter is electrically connected with the sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711232388.8A CN108202653A (en) | 2017-11-30 | 2017-11-30 | A kind of sandstone transport dump truck of modified construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711232388.8A CN108202653A (en) | 2017-11-30 | 2017-11-30 | A kind of sandstone transport dump truck of modified construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108202653A true CN108202653A (en) | 2018-06-26 |
Family
ID=62604092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711232388.8A Withdrawn CN108202653A (en) | 2017-11-30 | 2017-11-30 | A kind of sandstone transport dump truck of modified construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108202653A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466400A (en) * | 2018-10-31 | 2019-03-15 | 安徽科信矿山机械制造有限公司 | A kind of small-sized automatic bucket-tipping device of ore extraction transport |
| CN113145237A (en) * | 2021-02-05 | 2021-07-23 | 河北宏贸环保科技有限公司 | Device and method for producing soil conditioner by using kiln slag based on secondary zinc oxide |
| CN113619470A (en) * | 2021-07-26 | 2021-11-09 | 中国水利水电第九工程局有限公司 | Climbing formula earthwork conveyer |
-
2017
- 2017-11-30 CN CN201711232388.8A patent/CN108202653A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466400A (en) * | 2018-10-31 | 2019-03-15 | 安徽科信矿山机械制造有限公司 | A kind of small-sized automatic bucket-tipping device of ore extraction transport |
| CN113145237A (en) * | 2021-02-05 | 2021-07-23 | 河北宏贸环保科技有限公司 | Device and method for producing soil conditioner by using kiln slag based on secondary zinc oxide |
| CN113619470A (en) * | 2021-07-26 | 2021-11-09 | 中国水利水电第九工程局有限公司 | Climbing formula earthwork conveyer |
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| PB01 | Publication | ||
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Application publication date: 20180626 |