CN206792929U - A kind of intelligent height-adjustable leg pressing fitness equipment - Google Patents
A kind of intelligent height-adjustable leg pressing fitness equipment Download PDFInfo
- Publication number
- CN206792929U CN206792929U CN201720622503.1U CN201720622503U CN206792929U CN 206792929 U CN206792929 U CN 206792929U CN 201720622503 U CN201720622503 U CN 201720622503U CN 206792929 U CN206792929 U CN 206792929U
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- Prior art keywords
- leg pressing
- touch
- electromagnetic valve
- way electromagnetic
- color screen
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Abstract
The utility model provides a kind of intelligent height-adjustable leg pressing fitness equipment, including base, motor, hydraulic oil pump, fuel tank, double acting hydraulic cylinder, hydraulic oil pipe, three position four-way electromagnetic valve, touch-control color screen type micro-computer, range sensor and leg pressing part；And the touch-control color screen type micro-computer electrically connects with the three position four-way electromagnetic valve, and the touch-control color screen type micro-computer and the electronic mechatronics, and the touch-control color screen type micro-computer electrically connects with the range sensor；Touch-control color screen type micro-computer can store height needed for more personal respective exclusive leg pressing parts, the automatic rising of leg pressing part can be realized, declines automatically, stop at arbitrary height and one-touch lifting in place, it is achieved thereby that leg pressing fitness equipment automatically adjusts lifting, one-touch lifting is in place, personalized exclusive customization elevating function pattern, ease of use is higher, and convenient and practical, cost is low, is promoted beneficial to a wide range of.
Description
Technical field
Body-building apparatus technical field is the utility model is related to, more particularly, to a kind of intelligent height-adjustable leg pressing body-building
Device.
Background technology
With social progress and economic development, modern humans increasingly focus on health, and increasing people is by adding
Therefore, there is the diversified sports equipment suitable for various exercising ways to pursue health in strong physical training, with
It is convenient for people to take exercise.
People can by leg pressing this simple efficient exercise motion come muscle, bone and joint of leg exercising etc.
Deng therefore, leg pressing fitness equipment arises at the historic moment.
Different people is, it is necessary to different leg pressing height；Same person, it is also desirable to which the different leg pressing height of height, leg pressing are high
Degree is higher, and it is bigger to represent leg pressing intensity, and therefore, leg pressing fitness equipment is usually what can be lifted.
But the current leg pressing fitness equipment with elevating function is manual regulation lifting mostly, also there is a small amount of automatic liter
Drop, but whether being manual and automatic lifting, the process of a lifting is required for, lift adjustment is difficult disposably to reach to make us full
Meaning as a result, it is desirable to multiple lifting；And different people needs different target lifting results, can not realize personalized exclusive customization
Elevating function pattern；It should be evident that wasting time and energy, ease of use is not high.
Therefore, how to provide it is a kind of can automatically adjust lifting, can it is one-touch lifting in place, personalization can be realized
The higher leg pressing fitness equipment of exclusive customization elevating function pattern, ease of use is the skill of those skilled in the art's urgent need to resolve
Art problem.
Utility model content
The purpose of this utility model is to provide a kind of intelligent height-adjustable leg pressing fitness equipment, and the leg pressing fitness equipment can
Automatically adjust lifting, can one-touch lifting in place, personalized exclusive customization elevating function pattern can be realized, be easy to use
Property it is higher and convenient and practical, cost is low, is promoted beneficial to a wide range of.
To solve above-mentioned technical problem, technical scheme provided by the utility model is：
A kind of intelligent height-adjustable leg pressing fitness equipment, including base, motor, hydraulic oil pump, fuel tank, double-action hydraulic
Cylinder, hydraulic oil pipe, three position four-way electromagnetic valve, touch-control color screen type micro-computer, range sensor and the leg pressing part for leg pressing；
The motor, hydraulic oil pump, fuel tank, three position four-way electromagnetic valve are arranged in the cavity in the base；
The bottom of the double acting hydraulic cylinder is fixed on the base, and the double acting hydraulic cylinder is in be vertically arranged；
The touch-control color screen type micro-computer is arranged on the outer casing wall on the top of the double acting hydraulic cylinder, and the touch-control
Color screen type micro-computer electrically connects with the three position four-way electromagnetic valve, and the touch-control color screen type micro-computer is electrically connected with the motor
Connect, and the touch-control color screen type micro-computer electrically connects with the range sensor；
On the free end for the piston rod that the leg pressing part is arranged at the double acting hydraulic cylinder；
The range sensor is arranged on the leg pressing part for measuring above the leg pressing part and the base
The distance between size；
The three position four-way electromagnetic valve includes oil inlet, the first actuator port, the second actuator port and oil return opening；
The oil-out of the hydraulic oil pump is connected by the hydraulic oil pipe with the oil inlet of the three position four-way electromagnetic valve,
The oil return opening of the three position four-way electromagnetic valve is connected by the hydraulic oil pipe with the fuel tank, the three position four-way electromagnetic valve
First actuator port is connected by the hydraulic oil pipe with a hydraulic fluid port of the double acting hydraulic cylinder, the 3-position 4-way electromagnetism
Second actuator port of valve is connected by the hydraulic oil pipe with another hydraulic fluid port of the double acting hydraulic cylinder.
Preferably, the leg pressing part includes inner ring and outer shroud, and the inner ring is connected with outer shroud by spoke, and the inner ring can
Releasably it is set on the free end of the piston rod of the double acting hydraulic cylinder.
Preferably, the piston rod build-in cavities of the double acting hydraulic cylinder, it is provided with the cavity inner wall of the piston rod
Internal thread, is provided with the external thread rod of vertical direction in the cavity of the piston rod, the external thread rod with the piston rod
Cavity inner wall threaded connection；
The inner ring of the leg pressing part is removably set on the free end of the external thread rod.
Preferably, it is wrapped in rubber cover on the outer shroud of the leg pressing part.
Preferably, the wheel for moving the intelligent height-adjustable leg pressing fitness equipment is provided with the bottom surface of the base
Son, brake apparatus is provided with the wheel.
The utility model provides a kind of intelligent height-adjustable leg pressing fitness equipment, including base, motor, hydraulic oil
Pump, fuel tank, double acting hydraulic cylinder, hydraulic oil pipe, three position four-way electromagnetic valve, touch-control color screen type micro-computer, range sensor and
Leg pressing part；And the touch-control color screen type micro-computer electrically connects with the three position four-way electromagnetic valve, and the touch-control color screen declines electricity
Brain and the electronic mechatronics, and the touch-control color screen type micro-computer electrically connects with the range sensor；Touch-control color screen formula
Micro computer can store height needed for more personal each exclusive leg pressing parts, it is possible to achieve the automatic rising of leg pressing part, it is automatic under
Drop, stop at arbitrary height and one-touch lifting in place, it is achieved thereby that leg pressing fitness equipment automatically adjusts lifting, it is one-touch
In place, personalized exclusive customization elevating function pattern, ease of use is higher, and convenient and practical, and cost is low, beneficial to big model for lifting
Enclose popularization.
Brief description of the drawings
Fig. 1 is the structural representation for the intelligent height-adjustable leg pressing fitness equipment that the utility model embodiment provides；
Fig. 2 is the top view of the leg pressing part in Fig. 1.
In figure：1 base, 2 double acting hydraulic cylinders, 201 piston rods, 3 leg pressing parts, 301 outer shrouds, 302 inner ring, 303 spokes, 4
External thread rod, 5 wheels, 6 range sensors.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is part of the embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
In description of the present utility model, it is to be understood that term " " center ", " axial direction ", " radial direction ", " longitudinal direction ", " horizontal stroke
To ", " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " top ", " bottom ", " interior ", " outer ", " clockwise ",
The orientation or position relationship of instructions such as " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of description
The utility model and simplified description, rather than indicate or imply that signified device or element must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Reference picture 1, Fig. 1 are the structural representation for the intelligent height-adjustable leg pressing fitness equipment that the utility model embodiment provides
Figure；Fig. 2 is the top view of the leg pressing part in Fig. 1.
This application provides a kind of intelligent height-adjustable leg pressing fitness equipment, including base 1, motor, hydraulic oil pump, oil
Case, double acting hydraulic cylinder 2, hydraulic oil pipe, three position four-way electromagnetic valve, touch-control color screen type micro-computer, range sensor 6 and it is used for
The leg pressing part 3 of leg pressing；
The motor, hydraulic oil pump, fuel tank, three position four-way electromagnetic valve are arranged in the cavity in the base 1；
The bottom of the double acting hydraulic cylinder 2 is fixed on the base 1, and the double acting hydraulic cylinder 2 is in vertical cloth
Put；
The touch-control color screen type micro-computer is arranged on the outer casing wall on the top of the double acting hydraulic cylinder 2, and described tactile
Control color screen type micro-computer electrically connects with the three position four-way electromagnetic valve, and the touch-control color screen type micro-computer and the electronic electromechanics
Connection, and the touch-control color screen type micro-computer electrically connects with the range sensor 6；
Touch-control color screen type micro-computer herein, similar to tablet personal computer, there is the touch-control color screen type micro-computer input to believe
Number function, output signal function, calculation function, store function and display function, the touch-control color screen with above-mentioned function decline
Computer is prior art, and here is omitted；
Control software built in the touch-control color screen type micro-computer, it is provided with the operation interface of the software and rises contact, stops
Only contact, decline contact, motor start contact and motor stopping contact；
The leg pressing part 3 is arranged on the free end of the piston rod 201 of the double acting hydraulic cylinder 2；
The range sensor 6 is arranged on the leg pressing part 3 for measuring the leg pressing part 3 and the base 1
Size the distance between above；
The three position four-way electromagnetic valve includes oil inlet, the first actuator port, the second actuator port and oil return opening；
The oil-out of the hydraulic oil pump is connected by the hydraulic oil pipe with the oil inlet of the three position four-way electromagnetic valve,
The oil return opening of the three position four-way electromagnetic valve is connected by the hydraulic oil pipe with the fuel tank, the three position four-way electromagnetic valve
First actuator port is connected by the hydraulic oil pipe with a hydraulic fluid port of the double acting hydraulic cylinder 2, the 3-position 4-way electricity
Second actuator port of magnet valve is connected by the hydraulic oil pipe with another hydraulic fluid port of the double acting hydraulic cylinder 2.
The operation principle of above-mentioned height-adjustable leg pressing fitness equipment：Double acting hydraulic cylinder 2, its piston rod 201 can rise,
It can also decline；
Three position four-way electromagnetic valve includes three operating positions, and an operating position controls the rising of double acting hydraulic cylinder 2, separately
The decline of outer operating position control double acting hydraulic cylinder 2, last operating position controls the stopping of double acting hydraulic cylinder 2
Motionless, three operating positions of three position four-way electromagnetic valve are to select a selection；
Three position four-way electromagnetic valve includes four hydraulic fluid ports, be respectively oil inlet, the first actuator port, the second actuator port and
Oil return opening, when three position four-way electromagnetic valve is in slack operating position, the first actuator port and the second actuator port
Close, oil inlet and oil return opening are opened, and the hydraulic oil of hydraulic oil pump enters three position four-way electromagnetic valve from oil inlet, then directly
Flowed out from oil return opening and return to fuel tank, when three position four-way electromagnetic valve is in the operating position risen, oil inlet, the first working oil
Mouth, the second actuator port and oil return opening are opened, and the hydraulic oil of hydraulic oil pump enters three position four-way electromagnetic valve from oil inlet, then
Enter double acting hydraulic cylinder 2 from the first actuator port, the oil return of double acting hydraulic cylinder 2 enters 3-position 4-way from the second actuator port
Magnetic valve, then flowed out from oil return opening and return to fuel tank, when three position four-way electromagnetic valve is in the operating position declined, oil inlet,
First actuator port, the second actuator port and oil return opening are opened, and the hydraulic oil of hydraulic oil pump enters 3-position 4-way from oil inlet
Magnetic valve, then enter double acting hydraulic cylinder 2 from the second actuator port, the oil return of double acting hydraulic cylinder 2 is from the first actuator port
Into three position four-way electromagnetic valve, then flowed out from oil return opening and return to fuel tank；
The touch-control color screen type micro-computer electrically connects with the three position four-way electromagnetic valve, and the touch-control color screen type micro-computer
On be provided with rise contact, stop contact and decline contact, wherein rise contact electrically connected with three position four-way electromagnetic valve to control
Three position four-way electromagnetic valve processed is in the operating position risen, is electrically connected wherein declining contact with three position four-way electromagnetic valve to control three
Position four-way solenoid valve is in the operating position declined, is electrically connected wherein stopping contact with three position four-way electromagnetic valve to control three four
Three-way electromagnetic valve is in slack operating position；
The touch-control color screen type micro-computer and the electronic mechatronics, and be provided with the touch-control color screen type micro-computer
Motor is started shooting contact and motor stopping contact, wherein motor start contact with electronic mechatronics to open motor, wherein
Motor stops contact with electronic mechatronics to close down motor；Motor is started shooting, and drives hydraulic pump to operate to 3-position 4-way electricity
Magnet valve feed flow presses oil, and when three position four-way electromagnetic valve, which is in, is stopped position, motor is closed, to save the energy；
Range sensor 6, touch-control color screen type micro-computer and double acting hydraulic cylinder form a feedback automatic control system,
Range sensor 6 is detected as instrumentation, and double acting hydraulic cylinder performs action as executing agency, and touch-control color screen declines
Computer receives input signal as brain and then sends output signal；
Everyone individual information in the more individuals of touch-control color screen type micro-computer storage, including height, body weight, name etc.
Deng the corresponding personalized leg pressing part height adaptable with it of the individual information of different people in embedded software, when people needs to make
During with the leg pressing fitness equipment, the personal information of touch-control oneself directly on touch-control color screen type micro-computer, such as：Name, touch-control are color
Screen type micro-computer sends corresponding output signal, control double acting hydraulic cylinder action, directly leg pressing part is raised or dropped to interior
The leg pressing part height stored in software is put, so as to realize the personalized exclusive customization elevating function of one-touch lifting in place.
The application method of above-mentioned intelligent height-adjustable leg pressing fitness equipment：First choice is opened electronic by Medium-voltage Motor start contact
Machine, then according to individual demand, selection pressing rises contact, stops contact or declines contact, such as：Want to allow leg pressing part 3 to raise,
With regard to pressing rise contact, when leg pressing part 3 be increased to oneself satisfaction height when, pressing stop contact, leg pressing part 3 be parked in now this
The height at quarter, want to allow leg pressing part 3 to decline, just press drops contact, when leg pressing part 3 drops to the height of oneself satisfaction, pressing
Stop contact, leg pressing part 3 is parked in height at this very moment；When leg pressing part 3 is in the height of oneself satisfaction and no longer adjustment height
Afterwards, now three position four-way electromagnetic valve is in the position that is stopped, and motor is closed in pressing motor stopping contact, to save the energy.
The utility model provides a kind of intelligent height-adjustable leg pressing fitness equipment, including base 1, motor, hydraulic oil
Pump, fuel tank, double acting hydraulic cylinder 2, hydraulic oil pipe, three position four-way electromagnetic valve, touch-control color screen type micro-computer, range sensor 6 with
And leg pressing part 3；And the touch-control color screen type micro-computer electrically connects with the three position four-way electromagnetic valve, and the touch-control color screen declines
Computer and the electronic mechatronics, and the touch-control color screen type micro-computer electrically connects with the range sensor 6；Touch-control color screen
Type micro-computer can store height needed for more personal each exclusive leg pressing parts, it is possible to achieve the automatic rising of leg pressing part 3, automatic
Decline, stop at arbitrary height and one-touch lifting in place, it is achieved thereby that leg pressing fitness equipment automatically adjusts lifting, a key
Formula lifts in place, and personalized exclusive customization elevating function pattern, ease of use is higher, and convenient and practical, and cost is low, beneficial to big
Scope is promoted.
In one embodiment of the application, the leg pressing part 3 includes inner ring 302 and outer shroud 301, the inner ring 302 with
Outer shroud 301 is connected by spoke 303, and similar to the structure of the wheel hub of automobile, the inner ring 302 is removably set in described double
It is detachably to assemble for convenience, it is preferred that leg pressing part 3 should not design on the free end of the piston rod 201 of acting cylinder 2
For that can be rotated freely in the horizontal plane around piston rod 201, to prevent during rotation people's leg step on sky, cause injury；By leg pressing
Part 3 designs circlewise, primarily to increasing the effective length of leg pressing part 3 in limited space, enabling meets more
People uses leg pressing simultaneously；
Preferably, range sensor 6 is arranged on spoke 303.
In one embodiment of the application, the build-in cavities of piston rod 201 of the double acting hydraulic cylinder 2, the piston
Internal thread is provided with the cavity inner wall of bar 201, the external thread rod 4 of vertical direction is provided with the cavity of the piston rod 201,
The external thread rod 4 is threadedly coupled with the cavity inner wall in the piston rod 201；
The inner ring 302 of the leg pressing part 3 is removably set on the free end of the external thread rod 4；
When the maximum hydraulic pressure top lifting height of the piston rod 201 of double acting hydraulic cylinder 2 can not meet requirement, now may be used
To screw external thread rod 4 manually, external thread rod 4 is screwed out from the cavity of piston rod 201, so as to further raise leg pressing part
3 height；
It is detachably to assemble for convenience, it is preferred that leg pressing part 3 should not be designed as can be around external thread rod 4 in the horizontal plane
Rotate freely, to prevent during rotation people's leg step on sky, cause injury.
In one embodiment of the application, rubber cover is wrapped on the outer shroud 301 of the leg pressing part 3, is relaxed with improving
Adaptive, and frictional force is improved, prevent people's leg from stepping on sky.
In one embodiment of the application, it is provided with the bottom surface of the base 1 for moving the intelligent adjustable height
The wheel 5 of degree formula leg pressing fitness equipment, brake apparatus is provided with the wheel 5, to facilitate to height-adjustable leg pressing fitness equipment
Move, improve ease of use.
The application center base 1, motor, hydraulic oil pump, fuel tank, double acting hydraulic cylinder 2, hydraulic oil pipe, 3-position 4-way electricity
Magnet valve, touch-control color screen type micro-computer and range sensor 6 are prior art, and the application is not limited with structure its specification
System.
The method and apparatus of the not detailed description of the utility model are prior art, are repeated no more.
Specific embodiment used herein is set forth to principle of the present utility model and embodiment, and the above is implemented
The explanation of example is only intended to help and understands method and its core concept of the present utility model.It should be pointed out that for the art
Those of ordinary skill for, on the premise of the utility model principle is not departed from, can also to the utility model carry out it is some
Improve and modification, these improvement and modification are also fallen into the protection domain of the utility model claims.
Claims (5)
- A kind of 1. intelligent height-adjustable leg pressing fitness equipment, it is characterised in that including base, motor, hydraulic oil pump, fuel tank, Double acting hydraulic cylinder, hydraulic oil pipe, three position four-way electromagnetic valve, touch-control color screen type micro-computer, range sensor and for leg pressing Leg pressing part；The motor, hydraulic oil pump, fuel tank, three position four-way electromagnetic valve are arranged in the cavity in the base；The bottom of the double acting hydraulic cylinder is fixed on the base, and the double acting hydraulic cylinder is in be vertically arranged；The touch-control color screen type micro-computer is arranged on the outer casing wall on the top of the double acting hydraulic cylinder, and the touch-control color screen Type micro-computer electrically connects with the three position four-way electromagnetic valve, and the touch-control color screen type micro-computer and the electronic mechatronics, And the touch-control color screen type micro-computer electrically connects with the range sensor；On the free end for the piston rod that the leg pressing part is arranged at the double acting hydraulic cylinder；Between the range sensor is arranged on the leg pressing part for measuring above the leg pressing part and the base Apart from size；The three position four-way electromagnetic valve includes oil inlet, the first actuator port, the second actuator port and oil return opening；The oil-out of the hydraulic oil pump is connected by the hydraulic oil pipe with the oil inlet of the three position four-way electromagnetic valve, described The oil return opening of three position four-way electromagnetic valve is connected by the hydraulic oil pipe with the fuel tank, and the first of the three position four-way electromagnetic valve Actuator port is connected by the hydraulic oil pipe with a hydraulic fluid port of the double acting hydraulic cylinder, the three position four-way electromagnetic valve Second actuator port is connected by the hydraulic oil pipe with another hydraulic fluid port of the double acting hydraulic cylinder.
- 2. intelligent height-adjustable leg pressing fitness equipment according to claim 1, it is characterised in that the leg pressing part includes interior Ring and outer shroud, the inner ring are connected with outer shroud by spoke, and the inner ring is removably set in the double acting hydraulic cylinder On the free end of piston rod.
- 3. intelligent height-adjustable leg pressing fitness equipment according to claim 2, it is characterised in that the double acting hydraulic cylinder Piston rod build-in cavities, be provided with internal thread on the cavity inner wall of the piston rod, be provided with the cavity of the piston rod The external thread rod of vertical direction, the external thread rod are threadedly coupled with the cavity inner wall in the piston rod；The inner ring of the leg pressing part is removably set on the free end of the external thread rod.
- 4. intelligent height-adjustable leg pressing fitness equipment according to claim 2, it is characterised in that the outer shroud of the leg pressing part On be wrapped in rubber cover.
- 5. intelligent height-adjustable leg pressing fitness equipment according to claim 1, it is characterised in that on the bottom surface of the base The wheel for moving the intelligent height-adjustable leg pressing fitness equipment is provided with, brake apparatus is provided with the wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720622503.1U CN206792929U (en) | 2017-05-31 | 2017-05-31 | A kind of intelligent height-adjustable leg pressing fitness equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720622503.1U CN206792929U (en) | 2017-05-31 | 2017-05-31 | A kind of intelligent height-adjustable leg pressing fitness equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206792929U true CN206792929U (en) | 2017-12-26 |
Family
ID=60744495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720622503.1U Expired - Fee Related CN206792929U (en) | 2017-05-31 | 2017-05-31 | A kind of intelligent height-adjustable leg pressing fitness equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206792929U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108434677A (en) * | 2018-03-13 | 2018-08-24 | 商洛学院 | A kind of callisthenics soft training auxiliary device |
| CN108853926A (en) * | 2018-07-08 | 2018-11-23 | 滨州学院 | A kind of liftable leg pressing rod of Dancing Teaching |
| CN114100054A (en) * | 2021-11-26 | 2022-03-01 | 徐州市宝盛新田农业机械有限公司 | Multifunctional body-building equipment |
-
2017
- 2017-05-31 CN CN201720622503.1U patent/CN206792929U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108434677A (en) * | 2018-03-13 | 2018-08-24 | 商洛学院 | A kind of callisthenics soft training auxiliary device |
| CN108853926A (en) * | 2018-07-08 | 2018-11-23 | 滨州学院 | A kind of liftable leg pressing rod of Dancing Teaching |
| CN114100054A (en) * | 2021-11-26 | 2022-03-01 | 徐州市宝盛新田农业机械有限公司 | Multifunctional body-building equipment |
| CN114100054B (en) * | 2021-11-26 | 2023-02-03 | 徐州市宝盛新田农业机械有限公司 | Multifunctional body-building equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180531 |