CN106428165A - Modular cart assist device - Google Patents
Modular cart assist device Download PDFInfo
- Publication number
- CN106428165A CN106428165A CN201611097169.9A CN201611097169A CN106428165A CN 106428165 A CN106428165 A CN 106428165A CN 201611097169 A CN201611097169 A CN 201611097169A CN 106428165 A CN106428165 A CN 106428165A
- Authority
- CN
- China
- Prior art keywords
- plate
- handle
- power assisting
- bearing pin
- connecting plate
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/0026—Propulsion aids
- B62B5/0033—Electric motors
- B62B5/0036—Arrangements of motors
- B62B5/005—Detachably mounted motor units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/0026—Propulsion aids
- B62B5/0069—Control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/06—Hand moving equipment, e.g. handle bars
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention discloses a modular cart assist device, comprising a handle, a controller and a drive structure, wherein the handle is connected with the controller, the controller is connected with the drive mechanism, the handle is used for controlling the travelling direction and speed of a drive mechanism through the controller, and the drive mechanism is mounted at the bottom of a cart. The parts of the modular cart assist device are modularly designed, and the design and mounting of the assist device are simplified; the drive mechanism is mounted at the bottom of the cart, changing original castors is not required, the cart can be modified conveniently, and little influence is caused to steering flexibility of the cart.
Description
Technical field
The present invention relates to go-cart technical field, particularly to a kind of Modular cart power assisting device.
Background technology
Go-cart is widely used in the industry-by-industries such as factory, storage, and go-cart bottom is provided with movable castor and rigid castors group
Close:Two fast pulleys of go-cart and two movable universal wheels;Or all universal wheels of four castors.If go-cart overall load is relatively
Weight is so that the labor intensity of user greatly increases.It is therefore desirable to design power assisting device so that go-cart use when laborsaving height
Effect.
For the dolly having power-assisted, the driving wheel with box of tricks can be used, realize go-cart at any driving condition
Turn, but this mechanism can bring the increase of go-cart radius of turn, sacrifice the motility that go-cart is turned;And must change for existing go-cart
Make to also need to remove and change corresponding castor.Existing power-assisted pusher gear has many kinds, but all haves the shortcomings that certain, such as:
(1) the all-around mobile AGV that Chen Bo father-in-law etc. reports using Mecanum wheel can be along any direction translation, with the rotation of any radius
Turn, be especially suitable for being operated in limited, high to the maneuverability requirement occasion of narrow space.But it is limited to substantially will of Mecanum wheel
Summation cost, is not suitable for the transformation to existing go-cart.(2) radar of Tongji University etc. reports and passes through four-wheel in electric automobile
The independent method drive hub motor respectively driving design, the mode using pure software realizes four-wheel differentia, but its control method
Complexity, using to high costs in go-cart.
Therefore, for the problems of above-mentioned power-assisted go-cart it is necessary to design a kind of modularity, easy to install, do not affect
Turn performance lower-cost driving power assisting device.
Content of the invention
The present invention is directed to above-mentioned problems of the prior art, proposes a kind of Modular cart power assisting device,
For solving above-mentioned technical problem, the present invention is achieved through the following technical solutions:
The present invention provides a kind of Modular cart power assisting device, and it includes:Handle, controller and drive mechanism, wherein,
Described handle is connected with described controller, and described controller is connected with described drive mechanism, and described handle is used for leading to
Cross and control described controller to control direct of travel and the speed of described drive mechanism;
Described drive mechanism is arranged on the bottom of go-cart.
It is preferred that described handle includes:Handle and mode selector switch, described pattern switching state switch be arranged on described
On handle;
Described handle and described mode selector switch are connected with described controller, and described mode selector switch is used for passing through
Described controller controls direct of travel and the speed class of described driving structure, and described handle is used for by described controller control
Make the velocity magnitude of described drive mechanism.
It is preferred that described handle also includes:Fixing pipe, described handle is arranged in described fixing pipe, and described handle is in institute
The position stated in fixing pipe is adjustable;
Described handle includes:One or more, when described handle includes multiple, described mode selector switch setting is in office
It is both provided with mode selector switch on one described handle of meaning or on each described handle.
It is preferred that described drive mechanism includes:Driver element and installation unit, wherein,
Described driver element is connected with described installation unit, and described installation unit is used for for described driver element being arranged on institute
State in go-cart;
Described driver element includes:Driving wheel and motor, described controller is connected with described motor, described
Motor is connected as one with described driving wheel, and described controller is used for controlling described motor, and then controls described drive
The direct of travel of driving wheel and speed.
It is preferred that described installation unit includes:Left plate, right plate, connecting plate;
Described left plate is be arranged in parallel with described right plate;
The two ends of the side of described connecting plate are connected with the upper end of the side of described right plate with described left plate respectively, and
This side of described connecting plate is connected for rotating between described left plate and described right plate, the opposite side position of described connecting plate
Top in described left plate and described right plate;Described connecting plate is used for being attached with the base plate of go-cart;
Described driving wheel is arranged between described left plate and described right plate by the motor shaft of described motor, and
The side away from described connecting plate positioned at described left plate and described right plate.
It is preferred that being provided with hole on described left plate and described right plate, described motor shaft is provided with anti-rotation sheet, institute
State anti-rotation sheet to be fastened in described hole, described anti-rotation sheet is used for preventing the axial-rotation of described motor shaft;
Fastened by the bolt with spring pad between described anti-rotation sheet and described hole.
It is preferred that being provided with single-pass groove on described left plate and described right plate, described driving wheel is arranged at described list
In groove.
It is preferred that described single-pass groove and described ground out of plumb, the position setting of single-pass groove can reduce go-cart and run
The impact to side plate bulk strength for the beat stress in journey.
It is preferred that described installation unit also includes:Support bar, the two ends of described support bar respectively with described left plate and
Described right plate is connected, and described support bar is used for the motor shaft with described left plate, described right plate and described motor
Collectively constitute support;
Described support bar includes one or more, and so setting can increase the stability of drive mechanism.Support bar can use
The bonding jumper being connected as a single entity with left plate and right plate is replaced.
It is preferred that being provided between described connecting plate and described left plate and between described connecting plate and described right plate
Sliding bearing;And/or,
It is provided with sliding bearing between described support bar and described connecting plate.
It is preferred that described drive mechanism also includes:Hold-down mechanism.
It is preferred that described hold-down mechanism includes:Spring, guide cylinder, slide-bar, the first bearing pin and the second bearing pin;
Described first bearing pin is arranged at the side not being connected of described connecting plate with described left plate and described right plate;
The two ends of described first bearing pin are provided with position-limit mechanism, and described position-limit mechanism is used for described first bearing pin is limited
Position is fixing;
Described second bearing pin is arranged between described left plate and described right plate;
One end of described slide-bar is arranged on described second bearing pin, and this end of described slide-bar can be around described second bearing pin
Axis revolution, the other end of described slide-bar is arranged in described guide post, and described slide-bar can be relative sliding with described guide post
Dynamic;
One end of described guide post is arranged on the outside of described slide-bar, and the other end of described guide post is sold by described first
Axle is arranged on described connecting plate, and this end of described guide post can be turned round around the axial direction of described first bearing pin;
Described guide post and described slide-bar are arranged in the endoporus of described spring, described spring be used for providing axial force with
Ensure the compression to described drive mechanism.
It is preferred that position-adjustable between described left plate and described right plate for described second bearing pin, for adjusting
The thrust of whole described spring.
It is preferred that also including:Position-limiting ear and stop screw, described position-limiting ear is arranged on described connecting plate, described limit
Position screw is arranged on described left plate and described right plate;
Described position-limiting ear is located between described stop screw, and described stop screw is used for limiting the beat row of described position-limiting ear
Journey, and then limit the beat stroke of described drive mechanism.The setting of stop screw and position-limiting ear can prevent driving wheel, left plate with
And the interference between right plate and the base plate of go-cart, still prevent guide post and depart from from slide-bar, hold-down mechanism lost efficacy.
Compared to prior art, the present invention has advantages below:
(1) the Modular cart power assisting device that the present invention provides, each assembly module is handle, controller and driving machine
Modular handle, controller and drive mechanism only need to be arranged on the suitable position of go-cart by structure, you can control as needed and push away
The advance of car, retrogressing and commutation power-assisted drive, and modularized design can more easily be transformed to go-cart;
(2) driving structure of the Modular cart power assisting device of the present invention is arranged on the bottom of go-cart, need not be to original foot
Wheel is changed, it is possible to achieve the convenient of power assisting device is installed and dismounting, the steering flexibility of go-cart is affected little.
Certainly, the arbitrary product implementing the present invention it is not absolutely required to reach all the above advantage simultaneously.
Brief description
Below in conjunction with the accompanying drawings embodiments of the present invention are described further:
Fig. 1 is the structural representation of the Modular cart power assisting device of embodiments of the invention 1;
Fig. 2 is the structural representation of the handle of embodiments of the invention 2;
Fig. 3 is the front view of the drive mechanism of embodiments of the invention 3;
Fig. 4 is the top view of the driving structure of embodiments of the invention 3;
Fig. 5 is the tilt filter figure of the drive mechanism of embodiments of the invention 3.
Label declaration:1- handle, 2- controller, 3- driving structure;
11- handle, 12- fixing pipe, 13- control mode switch switchs;
301- driving wheel, 302- motor, 303- left plate, 304- right plate, 305- connecting plate, 306- support bar,
307- nut, 308- bolt, 309- motor shaft, 310- anti-rotation sheet, 311- sliding bearing, 312- sliding bearing, 313- spring,
314- guide post, 315- slide-bar, 316- first bearing pin, 317- split pin, 318- second bearing pin, 319- split pin, 320- is spacing
Screw, 321- stop screw, 322- position-limiting ear.
Specific embodiment
Below embodiments of the invention are elaborated, the present embodiment is carried out under premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following enforcements
Example.
Embodiment 1:
In conjunction with Fig. 1, the Modular cart power assisting device of the present invention is described in detail, its structural representation such as Fig. 1 institute
Show, it includes:Handle 1, controller 2 and driving structure 3, handle 1 is connected with controller 2, controller 2 and drive mechanism 3 phase
Even, handle 1 is used for controlling direct of travel and the speed of drive mechanism 3 by controlling controller 2;Drive mechanism 3 is arranged on
The bottom of go-cart.By each component models, modularized design makes the transformation to go-cart be more convenient to the power assisting device of the present embodiment;
Modular power assisting device installation, dismounting are also very convenient simultaneously.
Embodiment 2:
The present embodiment is described in detail to the handle 1 in embodiment 1, and its structural representation is as shown in Fig. 2 this handle 1
Including:A pair of handle 11 and fixing pipe 12, a pair of handle 11 is arranged in fixing pipe 12, and position in fixing pipe 12 for the handle
Put and can be adjusted as needed;Control mode switch switch 13 is provided with one of handle 11, operational control pattern is cut
Change direct of travel and the speed that switch 13 can control drive mechanism 3 by controller 2, that is, control the driving wheel to drive mechanism 3
Acceleration and deceleration or at the uniform velocity turn round advance, retrogressing or commutation to drive go-cart, advance, retrogressing and the commutation power-assisted of realizing go-cart are driven
Dynamic, after finishing, can be with closing control mode selector switch 13.
In different embodiments, handle may also set up one or more;When handle includes two or more,
Control mode switch switch 13 can all be arranged on multiple handles, all controllable by any one control mode switch switch 13
Controller 2, also can realize the control of different mode by different control mode switch switches.
Embodiment 3:
The present embodiment is described in detail to the drive mechanism in embodiment 1 or embodiment 2, its front view as shown in figure 3,
Top view is as shown in figure 4, tilt filter figure is as shown in figure 5, it includes:Installation unit and driver element.Driver element is single with installation
Unit is connected, and installation unit is used for for driver element being arranged on go-cart;Driver element includes:Driving wheel 301 and motor
302, controller 2 is connected with motor 302, and motor 302 and driving wheel 301 are connected to form one, and controller 2 is used for controlling
Motor 302 processed, and then control direct of travel and the speed of driving wheel 301.
In the present embodiment, installation unit includes:Left plate 303, right plate 304 and connecting plate 305;Left plate 304 with
Right plate 305 be arranged in parallel;The two ends of the side of connecting plate 305 upper end with left plate 303 and the side of right plate 304 respectively
Connect, and the connection between this side of connecting plate 305 and 303 left plates and right plate 304 is to rotate to connect, connecting plate 305
Opposite side be located at the top of left plate 304 and right plate 305;Driving wheel 301 passes through the motor shaft 309 of motor 302
Be arranged between left plate 303 and right plate 304, and be located at left plate 303 and right plate 304 away from the one of connecting plate 305
Side.
In the present embodiment, installation unit also includes:Support bar 306, support bar 306 is fixed on left plate by nut 307
303rd, between right plate 304, support bar 306 is used for collectively constituting support with left plate 303, right plate 304 and motor shaft 309.
In the present embodiment, in order to keep stablizing of integral support, it is provided with multiple support bars.In different embodiments, support bar 306 can use
The bonding jumper being connected as a single entity with left plate and right plate is replaced.In the present embodiment, in order to ensure left plate 303, right plate 304 with
Motility is relatively rotated, between left plate 303 and connecting plate 305 and right plate 304 and connecting plate between connecting plate 305
It is provided with sliding bearing 311 between 305;And in order to ensure that the relative slip between connecting plate 305 and support bar 306 rubs to reduce
Wipe, be also equipped with sliding bearing 312 between connecting plate 305 and support bar 306.
In the present embodiment, using one in the sliding bearing 312 that left plate 303, right plate 304 are arranged with connecting plate 305
Support bar 306 is as bearing pin, but the effect of bearing pin is not limited to be used a support bar 306 to realize as bearing pin, can use two
Bolt and nut group or rivet are substituted.
In the present embodiment, in order to prevent the axial-rotation of motor shaft 309, also on motor shaft 309, it is provided with anti-rotation sheet
310, anti-rotation sheet 310 is fastened in the hole on left plate 303 and right plate 304, and fixing by bolt 308.Preferred embodiment
In, bolt 308 can be the bolt with spring pad, be capable of the axial float of more preferable limiting motor axle 309.
In the present embodiment, drive mechanism also includes:Hold-down mechanism, it includes:Spring 313, guide post 314, slide-bar 315,
First bearing pin 316 and the second bearing pin 318, as shown in Figure 5.First bearing pin 316 be arranged at connecting plate 305 not with left plate
303 and the side that connects of right plate 304, the two ends of the first bearing pin are provided with position-limit mechanism (split pin 319), and position-limit mechanism is used
In fixing to the first bearing pin;Second bearing pin 318 is disposed through between left plate 303 and right plate 304, the second pin
The two ends of axle are also equipped with position-limit mechanism (split pin 317);One end of slide-bar 315 is arranged on the second bearing pin 318, and slide-bar
315 this end can be turned round around the axis of the second bearing pin 318, and the other end of slide-bar 315 is arranged in guide post 314, slide-bar 315
Can relative slide with guide post 314;One end of guide post 314 is arranged on the outside of slide-bar 315, the other end of guide post 314
It is arranged on connecting plate 305 by the first bearing pin 316, this end of guide post 314 can be turned round around the axial direction of the first bearing pin 316;
Guide post 314 and slide-bar 315 are arranged in the endoporus of spring 313, and spring 313 is used for providing axial force to ensure to driving machine
The compression of structure is so that the drive mechanism of whole go-cart power assisting device is suitable for bump and pit.The axis of hold-down mechanism exists
Perpendicular to ground in operation, it is about 90 degree with the angle on ground, and small size beat.
In the present embodiment, it is additionally provided with two pairs of stop screws 320,321 and a pair of position-limiting ear 322, position-limiting ear 322 is arranged on
(position-limiting ear 322 and connecting plate 305 are integrated or are independent interconnective connection), spacing spiral shell on connecting plate 305
Nail 320,321 is arranged on left plate 303 and right plate 304, and a position-limiting ear is located between two stop screws, and stop screw can
Limit the beat stroke of position-limiting ear, and then limit the beat stroke of drive mechanism.Stop screw 320,321 and position-limiting ear 322,
The beat stroke of 323 restriction drive mechanisms, can prevent the base plate of driving wheel 301, left plate 303 and right plate 304 and go-cart
Between interference;Still prevent guide post 314 to depart from from slide-bar 315, hold-down mechanism lost efficacy.In preferred embodiment, left plate
303 and right plate 304 on be provided with single-pass groove, motor shaft 309 is placed in the single-pass groove on left plate 303 and right plate 304,
The side of single-pass groove and ground angle out of plumb in Land leveling, the position setting of single-pass groove can reduce in go-cart running
The impact to side plate bulk strength for the beat stress.
In preferred embodiment, position in left plate 303 and right plate 304 for second bearing pin 318 can be adjusted, for adjusting
The thrust saving spring 313 to driver element, to ensure multi-form road pavement form, improves the suitability of go-cart power assisting device.
In preferred embodiment, motor is driven by power, and driving wheel is external solid rubber wheel so as to speed ensures
In the range of the acceptable speed of travel of people.
Disclosed herein is only the preferred embodiments of the present invention, and this specification is chosen and specifically described these embodiments, is
In order to preferably explain principle and the practical application of the present invention, it is not limitation of the invention.Any those skilled in the art
The modifications and variations done in the range of description, all should fall in the range of the present invention is protected.
Claims (14)
1. a kind of Modular cart power assisting device is it is characterised in that include:Handle, controller and driving structure, wherein,
Described handle is connected with described controller, and described controller is connected with described drive mechanism, and described handle is used for by control
Make described controller to control direct of travel and the speed of described drive mechanism;
Described drive mechanism is arranged on the bottom of go-cart.
2. Modular cart power assisting device according to claim 1 is it is characterised in that described handle includes:Handle and
Mode selector switch, described pattern switching is stated switch and is arranged on described handle;
Described handle and described mode selector switch are connected with described controller, and described mode selector switch is used for by described
Controller controls direct of travel and the speed class of described driving structure, and described handle is used for controlling institute by described controller
State the velocity magnitude of drive mechanism.
3. Modular cart power assisting device according to claim 2 is it is characterised in that described handle also includes:Fixing pipe,
Described handle is arranged in described fixing pipe, and position in described fixing pipe for the described handle is adjustable;
Described handle includes:One or more, when described handle includes multiple, described mode selector switch is arranged on any one
It is both provided with mode selector switch on individual described handle or on each described handle.
4. Modular cart power assisting device according to claim 1 is it is characterised in that described drive mechanism includes:Drive
Unit and installation unit, wherein,
Described driver element is connected with described installation unit, described installation unit be used for by described driver element be arranged on described in push away
Che Shang;
Described driver element includes:Driving wheel and motor, described controller is connected with described motor, described driving
Motor is connected with described driving wheel, and described controller is used for controlling described motor, and then controls the traveling of described driving wheel
Direction and speed.
5. Modular cart power assisting device according to claim 4 is it is characterised in that described installation unit includes:Left side
Plate, right plate, connecting plate;
Described left plate is be arranged in parallel with described right plate;
The two ends of the side of described connecting plate are connected with the upper end of the side of described right plate with described left plate respectively, and described
This side of connecting plate is connected for rotating between described left plate and described right plate, and the opposite side of described connecting plate is located at institute
State left plate and the top of described right plate;Described connecting plate is used for being attached with the base plate of go-cart;
Described driving wheel is arranged between described left plate and described right plate by the motor shaft of described motor, and is located at
Described left plate and the side away from described connecting plate of described right plate.
6. Modular cart power assisting device according to claim 5 is it is characterised in that described left plate and described right side
It is provided with hole on plate, described motor shaft is provided with anti-rotation sheet, described anti-rotation sheet is fastened in described hole, and described anti-rotation sheet is used for
Prevent the axial-rotation of described motor shaft;
Fastened by the bolt with spring pad between described anti-rotation sheet and described hole.
7. Modular cart power assisting device according to claim 5 is it is characterised in that described left plate and described right side
Single-pass groove is provided with plate, described driving wheel is arranged in described single-pass groove.
8. Modular cart power assisting device according to claim 7 it is characterised in that described single-pass groove and described ground not
Vertically.
9. Modular cart power assisting device according to claim 5 is it is characterised in that described installation unit also includes:?
Strut, the two ends of described support bar are connected with described left plate and described right plate respectively, described support bar be used for described
The motor shaft of left plate, described right plate and described motor collectively constitutes support;
Described support bar includes one or more.
10. Modular cart power assisting device according to claim 9 is it is characterised in that described connecting plate and described left side
It is provided with sliding bearing between plate and between described connecting plate and described right plate;And/or,
It is provided with sliding bearing between described support bar and described connecting plate.
11. Modular cart power assisting devices according to claim 1 are it is characterised in that described drive mechanism also includes:Pressure
Tight mechanism.
12. Modular cart power assisting devices according to claim 11 are it is characterised in that described hold-down mechanism includes:Bullet
Spring, guide cylinder, slide-bar, the first bearing pin and the second bearing pin;
Described first bearing pin is arranged at the side not being connected of described connecting plate with described left plate and described right plate;
The two ends of described first bearing pin are provided with position-limit mechanism, and described position-limit mechanism is spacing solid for carrying out to described first bearing pin
Fixed;
Described second bearing pin is arranged between described left plate and described right plate;
One end of described slide-bar is arranged on described second bearing pin, and this end of described slide-bar can be around the axle of described second bearing pin
Line turns round, and the other end of described slide-bar is arranged in described guide post, and described slide-bar can relative be slided with described guide post;
One end of described guide post is arranged on the outside of described slide-bar, and the other end of described guide post passes through described first bearing pin peace
It is contained on described connecting plate, this end of described guide post can be turned round around the axial direction of described first bearing pin;
Described guide post and described slide-bar are arranged in the endoporus of described spring, and described spring is used for providing axial force to ensure
Compression to described drive mechanism.
13. Modular cart power assisting devices according to claim 12 are it is characterised in that described second bearing pin is on a described left side
Position-adjustable between side plate and described right plate, for adjusting the thrust of described spring.
14. Modular cart power assisting devices according to claim 11 are it is characterised in that also include:Position-limiting ear and limit
Position screw, described position-limiting ear is arranged on described connecting plate, and described stop screw is arranged at described left plate and described right side
On plate;
Described position-limiting ear is located between described stop screw, and described stop screw is used for limiting the beat stroke of described position-limiting ear,
And then limit the beat stroke of described drive mechanism.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201611052708 | 2016-11-24 | ||
CN2016110527087 | 2016-11-24 |
Publications (1)
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Application Number | Title | Priority Date | Filing Date |
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CN201611097169.9A Pending CN106428165A (en) | 2016-11-24 | 2016-12-02 | Modular cart assist device |
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Application publication date: 20170222 |