CN209081276U - Lift by crane handle - Google Patents
Lift by crane handle Download PDFInfo
- Publication number
- CN209081276U CN209081276U CN201821764854.7U CN201821764854U CN209081276U CN 209081276 U CN209081276 U CN 209081276U CN 201821764854 U CN201821764854 U CN 201821764854U CN 209081276 U CN209081276 U CN 209081276U
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- Prior art keywords
- sensor
- rectangular section
- mounting rack
- intermediate pin
- lifting
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Abstract
The utility model discloses a kind of lifting handle, including from it is upper and on sequentially affixed installation unit, mounting rack and lifting elements installation unit include at least power unit and lifting rope be provided, and lifting rope one end is connected with power offer unit, and the other end is connected with mounting rack；Intermediate pin that can be vertically moving is additionally provided in mounting rack；First sensor and second sensor are further fixedly arranged in mounting rack, first sensor is set to the top of intermediate pin, and it is connected between first sensor and intermediate pin by the first elastic reset member, second sensor is set to the lower section of intermediate pin, and it is connected between second sensor and intermediate pin by the second elastic reset member, first sensor and second sensor provide unit with power and are electrically connected, and power provides unit and mounting rack can be driven mobile by lifting rope.It is simple to realize structure, easy to operate, simple easy to get started, high reliablity is installed, it is applied widely, more meet the effect of human body operating habit.
Description
Technical field
The utility model relates to hoisting structure fields, and in particular, to lifting handle.
Background technique
With the fast development of modern logistics industry, the big part in logistics exercise by stage it is customary, but in careless manipulation,
The dispute for breaking client's article happens occasionally；Meanwhile the assembly with the fast development of present automobile industry, for auto parts
Required precision in equal operating process is also higher and higher, and the especially assembly of heavy parts is higher to required precision, for example automobile
Engine line, careless slightly, workpiece, which collides generated burr and directly results in, to be scrapped, but often in actual production process
In, automobile assembly line working environment is severe, makes it difficult to reach good operation standard.Moreover, with living standards of the people
Constantly being promoted, demographic dividend fades away, and the advantage of China's low cost will not exist, occur advertising for workers and difficult management, thus
Cause to be difficult to timing completion order taking responsibility.
Meanwhile there is many defects again for the control unit of existing common electric cucurbit and intelligent cucurbit, many times
It is not able to satisfy the practical operation control environment of people.For example, not fully considered by the common electric block of analysis model
The various situations such as operating habit, actual operating condition, operating delay and the system delay of operator are easy to cause in this way
The damage and scratch of article are transported, while often cumbersome in actual use, cannot precisely be adjusted by its control unit.
And intelligent cucurbit can only experience the variable of one degree of freedom, it is inconvenient in the actual operation process；Since motor frequently changes fortune
Dynamic direction and adjustment speed generate a large amount of heat, be easy to cause the unstability of system；Control stability is also poor, motor vibrating
Greatly.
Therefore it provides a kind of structure is simple, easy to operate, simple easy to get started, high reliablity is installed, it is applied widely, more
To meet the problem of lifting handle of human body operating habit is the utility model urgent need to resolve.
Utility model content
For the above-mentioned prior art, the purpose of this utility model is to provide a kind of structure is simple, easy to operate, letter is installed
Single easy to get started, high reliablity, it is applied widely, more meet the lifting handle of human body operating habit.
To achieve the goals above, the utility model provides a kind of lifting handle, wherein the lifting handle includes certainly
Sequentially connected installation unit, mounting rack and lifting elements under above；Wherein,
The installation unit includes at least power and provides unit and lifting rope, and described lifting rope one end and the power provide list
Member is connected, and the other end is connected with the mounting rack；
Intermediate pin that can be vertically moving, and the intermediate pin and the shell are additionally provided in the mounting rack
It is connected；
First sensor and second sensor are further fixedly arranged in the mounting rack, the first sensor is set to institute
The top of intermediate pin is stated, and is connected between the first sensor and the intermediate pin by the first elastic reset member, it is described
Second sensor is set to the lower section of the intermediate pin, and passes through the second elasticity between the second sensor and the intermediate pin
Reset element is connected, and the first sensor and the second sensor provide unit with the power and be electrically connected, and the power
Unit is provided and is able to drive the installation unit movement.
Preferably, the outside of the mounting rack be also arranged with can be vertically moving shell, the installation unit
The outside of the shell is at least partially arranged at the lifting elements, and the intermediate pin is connected with the shell；
Being extended on the first sensor has first connecting rod, and it is multiple that first elasticity is connected on the first connecting rod
Bit unit；
Being extended in the second sensor has second connecting rod, and it is multiple that second elasticity is connected on the second connecting rod
Bit unit.
Preferably, retaining ring is provided on the intermediate pin, first elastic reset member and/or second elasticity are multiple
The coupler body matched with the retaining ring is provided on bit unit.
Preferably, the ball at least partly protruding the inner wall setting of the shell, institute are embedded on the inner wall of the shell
The outer wall for stating mounting rack is in contact with the ball.
Preferably, the shell includes the first rectangular section, the second rectangular section and third rectangle being sequentially arranged from top to bottom
Section, and the width of first rectangular section and the third rectangular section is greater than the width of second rectangular section；
The mounting rack includes the 4th rectangular section, the 5th rectangular section and the 6th rectangular section being sequentially arranged from top to bottom, and
The width of the outer wall of 4th rectangular section and the 6th rectangular section is greater than the width of the inner wall of second rectangular section, described
The height of first rectangular section is greater than the height of the 4th rectangular section, and the height of the third rectangular section is greater than the 6th rectangle
The height of section.
Preferably, ball, the 4th square are embedded on the inner sidewall of first rectangular section and the third rectangular section
The outer wall of shape section and the 6th rectangular section is in contact with the ball.
Preferably, the shell is formed as spheroid, the mounting rack at least partly outer wall can in the shell
Wall is in contact.
Preferably, the power provides and is also connected with number between unit and the first sensor and the second sensor
According to collecting cassette.
Preferably, first elastic reset member and second elastic reset member are respectively selected as spring or bullet
Piece.
Preferably, hanging ring is additionally provided on the lifting rope；
The lifting elements include at least suspension hook；
It is driving motor or hoist engine that the power, which provides unit,.
Preferably, the rotary components for being able to drive the suspension hook rotation are additionally provided on the suspension hook.
Through the above technical solutions, intermediate pin is arranged in the utility model in mounting rack, and enable intermediate pin 5 along perpendicular
Histogram is located above and below intermediate pin in mounting rack and first sensor and the second biography is fixedly installed respectively to movement
Sensor, and make between first sensor and second sensor and intermediate pin respectively by the first elastic reset member and the second bullet
Property reset element be connected so that driven by mobile shell intermediate pin up and down motion can be to the first elastic reset member
Pulling force or compressing force are generated with the second elastic reset member, so that first sensor and second sensor are respectively induced
Pulling force or pressure further set positive value for pulling force, and pressure is set as negative value, or sets negative value for pulling force,
Pressure is set as positive value, and first sensor is arranged and second sensor senses and then transmits signal when positive value and control power offer
Unit is started to work (it is of course also possible to be set as sensing start-up operation when negative value, principle is the same), is hung to drive
Rope is subjected to displacement, and realizes the change in displacement of entire mounting rack 2 and lifting elements, certainly, here can further by work when
A threshold value is arranged in the corresponding value sensed, then starts to transmit signal start-up operation when being greater than this threshold value, to avoid accidentally
The state of delaying work that the variation of power occurs when touching and occurs, and working condition be can be set into first sensor control and risen,
Second sensor control decline or first sensor control decline, second sensor control rises, as long as making the first biography
Sensor and second sensor control the contrary of its movement, certainly, the set-up mode of movement here at work
Can according to being actually adjusted, for example, power can be provided to unit is set as the motor with shaft, by shaft rotation come
So that lifting rope winding or unclamp shaft, to realize rising or decline, it is of course also possible to use hoist engine realizes its left side
Move right, skilled artisans appreciate that mode can be used herein.Further, installation unit can be passed through
Whole device is mounted on suitable position or transporting equipment (for example, power can be provided to unit is fixed setting
Or setting is on the slide rail, can be further such that power offer unit can be slided along sliding rail when being arranged on the slide rail), together
When, lifting elements lift by crane product, because it is fixed on mounting rack, thus gravity difference will not occurs and pass to first
The problem of sensor or second sensor impact.
Other feature and advantage of the utility model will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is to be used to provide a further understanding of the present invention, and constitute part of specification, and following
Specific embodiment be used to explain the utility model together, but do not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram for lifting by crane handle provided by the utility model；
Fig. 2 is the structural schematic diagram of another lifting handle provided by the utility model.
Description of symbols
1- shell 2- mounting rack
3- first sensor the first elastic reset member of 4-
5- intermediate pin the second elastic reset member of 6-
7- second sensor 8- suspension hook
9- second connecting rod 10- first connecting rod
11- ball 12- hanging ring
13- data acquisition box 14- rotary components.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right, it is interior,
It is outer and vertical " typically refer to using when orientation.
The utility model provides a kind of lifting handle, wherein as depicted in figs. 1 and 2, the lifting handle includes from upper
Sequentially connected installation unit, mounting rack 2 and lifting elements under and；Wherein,
The installation unit includes at least power and provides unit and lifting rope, and described lifting rope one end and the power provide list
Member is connected, and the other end is connected with the mounting rack 2；
Intermediate pin 5 that can be vertically moving is additionally provided in the mounting rack 2；
First sensor 3 and second sensor 7 are further fixedly arranged in the mounting rack 2, the first sensor 3 is arranged
In the top of the intermediate pin 5, and pass through 4 phase of the first elastic reset member between the first sensor 3 and the intermediate pin 5
Even, the second sensor 7 is set to the lower section of the intermediate pin 5, and between the second sensor 7 and the intermediate pin 5
It is connected by the second elastic reset member 6, the first sensor 3 and the second sensor 7 and the power provide unit
It is electrically connected, and the power provides unit and the mounting rack 2 can be driven mobile by the lifting rope.
Intermediate pin 5 is arranged in the utility model in mounting rack 2, and intermediate pin 5 is moved along the vertical direction, simultaneously
It is located above and below intermediate pin 5 in mounting rack 2 and first sensor 3 and second sensor 7 is fixedly installed respectively, and makes
Pass through the first elastic reset member 4 and the second elastic reset between first sensor 3 and second sensor 7 and intermediate pin 5 respectively
Element 6 is connected, so that driving the up and down motion of intermediate pin 5 can be to 4 He of the first elastic reset member by mobile shell 1
Second elastic reset member 6 generates pulling force or compressing force, so that first sensor 3 and second sensor 7 are respectively induced
To pulling force or pressure, further, positive value is set by pulling force, pressure is set as negative value, or pulling force setting is negative
Value, pressure are set as positive value, and first sensor 3 is arranged and second sensor 7 senses and then transmits signal when positive value and control dynamic
Power provides unit and starts to work (it is of course also possible to be set as sensing start-up operation when negative value, principle is the same), thus
Drive lifting rope to be subjected to displacement, and realize the change in displacement of entire mounting rack 2 and lifting elements, certainly, here can further by
A threshold value is arranged in the corresponding value sensed when work, then starts to transmit signal start-up operation when being greater than this threshold value, with
The state of delaying work that the variation of power occurs when avoiding accidentally touching and occurs, and working condition be can be set into first sensor 3 and controlled
System rises, and the control of second sensor 7 decline or the control decline of first sensor 3, the control of second sensor 7 rise, as long as
So that first sensor 3 and second sensor 7 control the contrary of its movement, certainly, movement here at work
Set-up mode for example, power can be provided to unit is set as the motor with shaft, can also lead to according to being actually adjusted
Shaft rotation is crossed to come so that lifting rope winds or unclamps shaft, so that rising or decline are realized, it is of course also possible to use elevator
Machine realizes that it is moved left and right, skilled artisans appreciate that mode herein can be used.It further, can be with
Whole device is mounted on suitable position or transporting equipment by installation unit (for example, unit can be provided power to
Setting or setting is fixed on the slide rail, it, can be further such that power provides unit energy edge when being arranged on the slide rail
Sliding rail sliding), meanwhile, lifting elements lift by crane product, because it is fixed on mounting rack 2, thus gravity will not occur
It is different and the problem of impacted to first sensor 3 or second sensor 7.It should be further noted that here
One sensor 3 and second sensor 7 may be to control it in the horizontal direction along side-to-side movement, at this point, device needs are matched
Unify a track to be operated, its stress is made to reach threshold by the adjustment of the setting to first sensor 3 and second sensor 7
Be worth time control brake force provide unit in orbit along side-to-side movement, here according to skilled artisans appreciate that adjusting side
Formula is configured, and is seldom repeated herein.As long as such setting is so that manpower is not below threshold value to intermediate pin 5 one
Power upward or downward, then the variation that entire lifting handle realizes position can be the ability to easily control, so that manpower be avoided to mention by hand
A series of problems caused by drawing.
In one kind more preferably embodiment, the outside of the mounting rack 2 is also arranged with can be vertically moving
Shell 1, the installation unit and the lifting elements are at least partially arranged at the outside of the shell 1, and the intermediate pin 5
It is connected with the shell 1.It is connected by intermediate pin 5 with the shell 1 being set to outside the mounting rack 2, is allowed to by outer
Moving up and down to drive moving up and down for intermediate pin 5 for shell 1, certainly, can be set along the vertical direction on mounting rack 2 here
The through slot opened up, intermediate pin 5 can extend stock by both ends to be connected with shell 1, and enable stock through upper
Through slot is stated, so that intermediate pin 5 can effectively realize movement.This mode of shell 1 is set, but also operator can
More used convenient for hand-held.
Meanwhile will suitable distance can be set between intermediate pin 5 and first sensor 3 and second sensor 7 here, make
It obtains the first elastic reset member 4 and the second elastic reset member 6 forms certain tensional state, so that mounting rack 2 itself can
Certain power is further born, guarantees that accident will not occur when object is hanging.This mode is arranged using mechanical structure, effectively solves
It has determined the problems such as falling in the case of accident power-off, has substantially increased safety.
In a kind of preferred embodiment of the utility model, in order to enable the first elastic reset member 4 and first passes
Sensor 3 can be connected preferably, and being extended on the first sensor 3 has first connecting rod 10, be connected on the first connecting rod 10
It is connected to first elastic reset member 4, certainly, for dismounting and change of being more convenient for etc., can be set on the first connecting rod 10
One through-hole, and it is set on first sensor 3 hook of above-mentioned through-hole cooperation, so that hook can be real through through-hole
Now it is detachably connected.
Similarly, in another preferred embodiment, being extended in the second sensor 7 has second connecting rod 9, described
Second elastic reset member 6 is connected on second connecting rod 9.Similarly, one also can be set on second connecting rod 9 to lead to
Hole is provided with the hook being matched therewith on the second elastic reset member 6.Those skilled in the art it will be appreciated that setting side
Formula can be used herein, and the utility model seldom repeats herein.
In a kind of more preferably embodiment of the utility model, in order to enable the first elastic reset member 4 and/or
Second elastic reset member 6 can be better achieved with the intermediate pin 5 and be detachably connected, in order to the operation such as replace,
It is provided with retaining ring on the intermediate pin 5, is arranged on first elastic reset member 4 and/or second elastic reset member 6
There is the coupler body matched with the retaining ring.
In another preferred embodiment of the utility model, it is embedded on the inner wall of the shell 1 at least partly convex
The ball 11 of the inner wall setting of the shell 1, the outer wall of the mounting rack 2 are in contact with the ball 11 out.So that peace
The relative motion shelved between 2 and shell 1 is more convenient.
In another preferred embodiment of the utility model, the shell 1 includes the be sequentially arranged from top to bottom
One rectangular section, the second rectangular section and third rectangular section, and the width of first rectangular section and the third rectangular section is greater than institute
State the width of the second rectangular section.The mounting rack 2 includes the 4th rectangular section being sequentially arranged from top to bottom, the 5th rectangular section and the
Six rectangular sections, and the width of the outer wall of the 4th rectangular section and the 6th rectangular section is greater than the inner wall of second rectangular section
Width, the height of first rectangular section is greater than the height of the 4th rectangular section, and the height of the third rectangular section is greater than
The height of 6th rectangular section.So that relative motion can be better achieved between mounting rack 2 and shell 1, and can be one
Determine movement in range, it can't be because of the generation for leading to problems such as the two be detached from that overexerts.
In one kind more preferably embodiment, it is embedded on the inner sidewall of first rectangular section and the third rectangular section
There is a ball 11, the outer wall of the 4th rectangular section and the 6th rectangular section is in contact with the ball 11.
In another preferred embodiment of the utility model, the shell 1 is formed as spheroid, the mounting rack 2
At least partly outer wall can be in contact with the inner wall of the shell 1.Contact by outer wall with inner wall, so that will not be because of spheroid
The excessive generation for leading to problems such as directly to remove.
In further preferred embodiment, the power provides unit and the first sensor 3 and described second and passes
Data acquisition box 13 is also connected between sensor 7.Consequently facilitating intuitively observing its running parameter etc..
Here the first elastic reset member 4 and second elastic reset member 6 can choose as those skilled in the art
Member it will be appreciated that type, for example, in a kind of preferred embodiment, first elastic reset member 4 and second bullet
Property reset element 6 is respectively selected as spring or elastic slice.
In further preferred embodiment, places and take for the ease of whole device, be additionally provided on the lifting rope
Hanging ring 12.
Similarly, for the ease of hanging to article, in a kind of preferred embodiment, the lifting elements are included at least
Suspension hook 8, so that suspension hook 8 can preferably be hooked to operated products.
Power provide unit can be skilled artisans appreciate that type, for example, a kind of preferred embodiment party
In formula, it is driving motor or hoist engine that the power, which provides unit,.
In further preferred embodiment, in order to enable lifting elements can realize 360 ° of rotations relative to mounting rack 2,
The angle for being elevated object is effectively adjusted, is also provided on the suspension hook 8 and is able to drive the rotary components that the suspension hook 8 rotates
14.Here rotary components can be set between mounting rack 2 and suspension hook 8, and set-up mode can be according to those skilled in the art
It will be appreciated that mode operated, seldom repeat herein.
Certainly, sensing unit can also be set in whole device, detect whether staff is working by sensing unit
Region, after avoiding staff from leaving device still work and caused by safety accident.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail in conjunction with attached drawing above
Detail in above embodiment can be to the skill of the utility model in the range of the technology design of the utility model
Art scheme carries out a variety of simple variants, these simple variants belong to the protection scope of the utility model.
It is further to note that specific technical features described in the above specific embodiments, in not lance
It in the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the utility model is to each
No further explanation will be given for the possible combination of kind.
In addition, any combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed
The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.
Claims (10)
1. a kind of lifting handle, which is characterized in that the lifting handle includes sequentially connected installation unit, installation from top to bottom
Frame (2) and lifting elements；Wherein,
The installation unit includes at least power and provides unit and lifting rope, and described lifting rope one end provides unit phase with the power
Even, the other end is connected with the mounting rack (2)；
Intermediate pin (5) that can be vertically moving is additionally provided in the mounting rack (2)；
First sensor (3) and second sensor (7), the first sensor (3) are further fixedly arranged in the mounting rack (2)
It is set to the top of the intermediate pin (5), and passes through the first elasticity between the first sensor (3) and the intermediate pin (5)
Reset element (4) is connected, and the second sensor (7) is set to the lower section of the intermediate pin (5), and the second sensor
(7) it is connected between the intermediate pin (5) by the second elastic reset member (6), the first sensor (3) and described second
Sensor (7) provides unit with the power and is electrically connected, and power offer unit can drive the peace by the lifting rope
It is mobile to shelve (2).
2. lifting handle according to claim 1, which is characterized in that the outside of the mounting rack (2) is also arranged with can
Vertically moving shell (1), the installation unit and the lifting elements are at least partially arranged at the shell (1)
Outside, and the intermediate pin (5) is connected with the shell (1)；
Being extended on the first sensor (3) has first connecting rod (10), and described the is connected on the first connecting rod (10)
One elastic reset member (4)；
Being extended on the second sensor (7) has second connecting rod (9), is connected with described second on the second connecting rod (9)
Elastic reset member (6).
3. lifting handle according to claim 1 or 2, which is characterized in that be provided with retaining ring on the intermediate pin (5), institute
It states and is provided with the hook matched with the retaining ring on the first elastic reset member (4) and/or second elastic reset member (6)
Body.
4. lifting handle according to claim 2, which is characterized in that be embedded at least portion on the inner wall of the shell (1)
Divide the ball (11) of the inner wall setting of the protrusion shell (1), the outer wall of the mounting rack (2) connects with the ball (11)
Touching.
5. lifting handle according to claim 4, which is characterized in that the shell (1) includes being sequentially arranged from top to bottom
The first rectangular section, the second rectangular section and third rectangular section, and the width of first rectangular section and the third rectangular section is big
In the width of second rectangular section；
The mounting rack (2) includes the 4th rectangular section, the 5th rectangular section and the 6th rectangular section being sequentially arranged from top to bottom, and institute
State the outer wall of the 4th rectangular section and the 6th rectangular section width be greater than second rectangular section inner wall width, described the
The height of one rectangular section is greater than the height of the 4th rectangular section, and the height of the third rectangular section is greater than the 6th rectangular section
Height.
6. lifting handle according to claim 5, which is characterized in that first rectangular section and the third rectangular section
It is embedded on inner sidewall ball (11), the outer wall of the 4th rectangular section and the 6th rectangular section connects with the ball (11)
Touching.
7. lifting handle according to claim 2, which is characterized in that the shell (1) is formed as spheroid, the installation
Frame (2) at least partly outer wall can be in contact with the inner wall of the shell (1)；
Data are also connected between the power offer unit and the first sensor (3) and the second sensor (7) to adopt
Collect box (13).
8. lifting handle according to claim 1 or 2, which is characterized in that first elastic reset member (4) and described
Second elastic reset member (6) is respectively selected as spring or elastic slice.
9. lifting handle according to claim 1 or 2, which is characterized in that be additionally provided with hanging ring (12) on the lifting rope；
The lifting elements include at least suspension hook (8)；
It is driving motor or hoist engine that the power, which provides unit,.
10. lifting handle according to claim 9, which is characterized in that be additionally provided on the suspension hook (8) and be able to drive institute
State the rotary components (14) of suspension hook (8) rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821764854.7U CN209081276U (en) | 2018-10-25 | 2018-10-25 | Lift by crane handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821764854.7U CN209081276U (en) | 2018-10-25 | 2018-10-25 | Lift by crane handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209081276U true CN209081276U (en) | 2019-07-09 |
Family
ID=67121394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821764854.7U Active CN209081276U (en) | 2018-10-25 | 2018-10-25 | Lift by crane handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209081276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095352A (en) * | 2018-10-25 | 2018-12-28 | 安徽信息工程学院 | Lift by crane handle |
-
2018
- 2018-10-25 CN CN201821764854.7U patent/CN209081276U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095352A (en) * | 2018-10-25 | 2018-12-28 | 安徽信息工程学院 | Lift by crane handle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ANHUI MEIRUIER FILTER Co.,Ltd. Assignor: ANHUI INSTITUTE OF INFORMATION TECHNOLOGY Contract record no.: X2022980015835 Denomination of utility model: Lifting handle Granted publication date: 20190709 License type: Common License Record date: 20220923 |
|
| EE01 | Entry into force of recordation of patent licensing contract |