CN110080061B - Manufacturing method of high-low grass filament warp-knitted artificial lawn - Google Patents
Manufacturing method of high-low grass filament warp-knitted artificial lawn Download PDFInfo
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- CN110080061B CN110080061B CN201910424173.9A CN201910424173A CN110080061B CN 110080061 B CN110080061 B CN 110080061B CN 201910424173 A CN201910424173 A CN 201910424173A CN 110080061 B CN110080061 B CN 110080061B
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B23/00—Flat warp knitting machines
- D04B23/02—Flat warp knitting machines with two sets of needles
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B23/00—Flat warp knitting machines
- D04B23/12—Flat warp knitting machines with provision for incorporating unlooped wefts extending from selvedge to selvedge
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/08—Surfaces simulating grass ; Grass-grown sports grounds
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Knitting Of Fabric (AREA)
Abstract
The invention relates to a high-low grass filament warp-knitted artificial turf and a manufacturing method thereof, wherein the high-low grass filament warp-knitted artificial turf comprises a warp-knitted base fabric and grass filaments which are knitted together with the warp-knitted base fabric in a warp knitting mode, the grass filaments comprise at least two heights, and the grass filaments at all the heights are alternately distributed in rows. The manufacturing method comprises the following steps: adjusting the distance between the straw filament positioning needle and the latch needle; step two: padding yarn on the latch needle, and simultaneously winding the grass filaments around the latch needle and the grass filament positioning needle in sequence; step three: the latch needle retreats from the ring, and simultaneously the grass filaments are cut off from the positions of the grass filament positioning needles; step four: and (5) repeating the steps (I), (II) and (III). The invention can directly warp-knit the grass filaments and the warp-knitted base fabric together, can increase the firmness of connection between the grass filaments and the warp-knitted base fabric, does not need gum, has a base plate which is not easy to crack, prolongs the service life of the artificial lawn, improves the production efficiency, has a recovery rate of 100 percent, and improves the environmental protection performance.
Description
Technical Field
The invention belongs to the technical field of warp knitting of artificial lawns, and particularly relates to a manufacturing method of a high-low grass filament warp knitting artificial lawn.
Background
The existing lawns are divided into natural lawns and artificial lawns, and the artificial lawns are more and more accepted by the public. The traditional artificial turf is prepared by warp knitting or other methods, then tufting the grass filaments on the base fabric, tufting straight filaments and tufting bent filaments among the straight filaments to increase the supporting force and the buffering performance of the artificial turf, and finally carrying out back glue on the back of the base fabric to achieve the effect of preventing the grass filaments from falling off. The whole manufacturing process has more steps and is complicated. Moreover, when the artificial turf is recycled after being damaged, the grass filaments are required to be cut off from the base fabric and recycled, and then the base fabric and the gum are burnt or deeply buried, so that the waste of resources is caused, and the environment-friendly requirement is not met.
Disclosure of Invention
The invention aims to provide a manufacturing method of a high-low grass filament warp-knitted artificial lawn, so as to solve the problem that the manufacturing process of the artificial lawn is complicated.
The invention relates to a high-low grass filament warp-knitted artificial lawn, which is realized by the following steps:
the high-low grass filament warp-knitted artificial lawn comprises warp-knitted base fabric and grass filaments which are knitted with the warp-knitted base fabric in a warp knitting mode, wherein the grass filaments comprise at least two heights, and the grass filaments at all the heights are alternately distributed in rows.
Further preferably, the grass filaments include two kinds of high grass filaments and low grass filaments.
More preferably, the warp knitting needle ratio of the high grass silks to the low grass silks is 1: 1 or 1: 2.
furthermore, the height difference of the grass filaments at the adjacent heights is 0.5-3.0 cm.
In addition, the invention also provides a manufacturing method of the high-low grass filament warp-knitted artificial lawn, which is realized by adopting a lawn knitting device based on a single needle bar warp knitting machine and comprises the following specific steps:
the method comprises the following steps: adjusting the distance between the straw filament positioning needle and the latch needle according to the length of the required straw filament;
step two: padding yarn on the latch needle, and simultaneously winding the grass filaments around the latch needle and the grass filament positioning needle in sequence;
step three: the latch needle retreats from the ring, and simultaneously the grass filaments are cut off from the positions of the grass filament positioning needles;
step four: and (5) repeating the steps (I), (II) and (III).
Further, the pad yarn adopts weft insertion guide bar and looping guide bar, and the winding of grass silk adopts grass silk pad yarn guide bar, weft insertion guide bar and looping guide bar can swing back and forth on the latch needle and realize the pad yarn, grass silk pad yarn guide bar can carry the grass silk and is in reciprocating swing on grass silk pilot pin and the latch needle.
Furthermore, the straw filament positioning needles are arranged opposite to the latch needles, and the number of the straw filament positioning needles is the same as that of the latch needles.
Furthermore, the grass silk locating pin is fixed on a sliding plate, and the sliding plate is slidably mounted on the base.
Furthermore, a blade is arranged on the sliding plate and is arranged on one side of the grass silk positioning needle far away from the latch needle.
Furthermore, the grass silk locating needles are arranged in pairs, gaps are formed between each pair of grass silk locating needles, the blades are opposite to the gaps between each pair of grass silk locating needles respectively, and the blades can move towards or away from the direction of the grass silk locating needles.
After the technical scheme is adopted, the invention has the beneficial effects that:
(1) the invention can directly adopt the straight wires with different heights to realize the buffer and the support layer by layer without independently arranging the curved wires, thereby improving the supporting capability and the buffer effect of the lawn, needing no sand filling, and having good comfort and water permeability;
(2) according to the invention, the grass filaments and the warp-knitted base fabric are directly warp-knitted together, so that the connection firmness between the grass filaments and the warp-knitted base fabric can be increased, gum is not required to be carried out, the warp-knitted base fabric is not easy to crack, the service life of the artificial lawn is prolonged, the recovery rate can reach 100%, and the environmental protection performance is improved;
(3) the invention can weave the warp-knitted base fabric and simultaneously directly weave the grass filaments on the warp-knitted base fabric, thereby reducing the manufacturing steps of the artificial turf and improving the production efficiency of the artificial turf.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a structural view of one of high and low grass warp-knitted artificial lawns according to a preferred embodiment of the invention;
FIG. 2 is another structural diagram of the high and low grass warp-knitted artificial turf according to the preferred embodiment of the present invention;
FIG. 3 is a structural diagram of a lawn knitting device based on a single needle bar warp knitting machine for the method for manufacturing the high and low grass warp knitting artificial lawn according to the preferred embodiment of the present invention;
FIG. 4 is a left side view of a grass forming mechanism of a lawn knitting device based on a single needle bed warp knitting machine for the method for manufacturing the high and low grass warp knitting artificial lawn according to the preferred embodiment of the invention;
FIG. 5 is an enlarged view of portion A of FIG. 4;
in the figure: the grass yarn weaving device comprises a warp knitting base fabric 1, grass yarns 2, high grass yarns 21, low grass yarns 22, a lawn weaving device 3 based on a single needle bar warp knitting machine, a grass yarn positioning needle 301, a latch needle 302, a looping guide bar 303, a weft insertion guide bar 304, a grass yarn laying guide bar 305, a blade 306, a sliding plate 307, a base 308, a driving piece 309, a mounting frame 310, a motor 311 and a telescopic piece 312.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
As shown in figure 1, the high-low grass filament warp-knitted artificial turf comprises a warp-knitted base fabric 1 and grass filaments 2 which are knitted with the warp-knitted base fabric 1 in a warp knitting mode, wherein the grass filaments 2 comprise grass filaments 2 with at least two heights, and the grass filaments 2 with the heights are alternately distributed in rows.
The rows of grass filaments 2 with two heights are taken as an example and are alternately distributed, namely the high grass filaments 21 and the low grass filaments 22 are alternately distributed, namely the rows of high grass filaments 21 and the rows of low grass filaments 22 are woven in the way.
As shown in fig. 2, similarly, taking the grass filaments 2 with two heights as an example, the grass filaments may be alternately arranged in rows, such that the high grass filaments 21 with more than one row are alternately arranged with the low grass filaments 22 with more than one row, for example, the high grass filaments 21 with one row and the low grass filaments 22 with two rows are woven in this way.
Preferably, the grass filaments 2 comprise two heights of grass filaments 2, namely high grass filaments 21 and low grass filaments 22.
The warp knitting needle ratio of the high grass filaments 21 to the low grass filaments 22 is 1: 1 or 1: 2, the high grass filaments 21 and the low grass filaments 22 can realize gradual buffering, so that the comfort and the safety of the artificial turf are improved.
Wherein, the ratio of 1: 1, knitting a row of high grass filaments 21 and then knitting a row of low grass filaments 22 by using a needle bed with the same needle number, and circularly knitting in the way.
And the number of warp knitting needles 1: 2, two modes are included, firstly, a needle bed with the same needle number is adopted to weave a row of high grass filaments 21 and then weave two rows of low grass filaments 22, and the circular weaving is carried out; or, the number of needles used for weaving the high grass filaments 21 is one half of the number of needles used for weaving the low grass filaments 22, that is, after weaving a row of high grass filaments 21, a row of low grass filaments 22 are woven, and the warp knitting needle ratio of the high grass filaments 21 to the low grass filaments 22 is also 1: 2.
the height difference of the grass filaments 2 at the adjacent heights is 0.5-3.0 cm. The low grass filaments 22 can provide a supporting function for the high grass filaments 21, thereby increasing the supporting capability of the artificial turf.
The ratio of the high grass filaments 21 to the low grass filaments 22 and the height range can be adjusted as required.
The high-low grass yarn warp-knitted artificial lawn provided by the invention has good buffering performance and supporting capability, improves the comfort and safety of human activities, and is used in places such as artificial ski fields, schools and the like.
In this embodiment, an artificial lawn with two heights of grass filaments 2 is taken as an example, wherein the height grass filaments 21 are 5cm and the height grass filaments 22 are 3cm, and the ratio of the height grass filaments 21 to the height grass filaments 22 is 1: 1, high grass 21 and low grass 22 are interlaced for warp knitting, providing the following specific manufacturing method: the manufacturing method is realized by adopting a lawn weaving device 3 based on a single-needle bed warp knitting machine, and comprises the following specific steps:
the method comprises the following steps: adjusting the distance between the grass silk positioning needle 301 and the latch needle 302 to be 5cm, and fixing the position of the grass silk positioning needle 301;
step two: the looping guide bar 303 and the weft insertion guide bar 304 are used for laying yarns on the latch needle 302, and in the process of laying yarns, the grass yarn laying guide bar 305 bypasses the grass yarns around the latch needle 302 and the grass yarn positioning needle 301 in sequence;
step three: the latch needle 302 is looped and looped back, and when looped back, the looped grass filaments wound on the grass filament positioning needle 301 are cut off to form two single grass filaments 2, and the length of each grass filament 2 is 5cm, so that warp knitting of the high grass filaments 21 is formed;
step four: readjusting the distance between the grass silk positioning needle 301 and the latch needle 302 to be 30cm, fixing the position of the grass silk positioning needle 301, and repeating the second step and the third step to realize the warp knitting of the low grass silk 22.
The steps are repeated, and then the high-low grass filament warp knitting artificial turf can be knitted.
Specifically, as shown in fig. 3 to 5, the lawn knitting apparatus based on the single needle bed warp knitting machine is provided with a grass forming mechanism on the single needle bed warp knitting machine, which specifically includes a grass positioning needle 301 and a blade 306, and one of the guide bar mechanisms of the single needle bed warp knitting machine is selected as a grass laying guide bar 305 for feeding the grass 2.
Preferably, the grass silk positioning needle 301 can be a slot needle, a hook needle or a latch needle, and the grass silk positioning needle 301 does not need operations such as looping and looping back, and only needs to perform a positioning action on the length of the grass silk 2.
Similarly, other needle types, such as a grooved needle or a crochet needle, can be used for the latch needle 302 for looping and looping.
In order to realize the laying yarn of the warp knitting process and the winding of the grass silk 2, the laying yarn adopts a laying weft guide bar 304 and a looping guide bar 303, the winding of the grass silk 2 adopts a grass silk laying yarn guide bar 305, the laying weft guide bar 304 and the looping guide bar 303 can swing back and forth on a latch needle 302 to realize the laying yarn, and the grass silk laying yarn guide bar 305 can carry the grass silk 2 to swing back and forth on the grass silk positioning needle 301 and the latch needle 302.
In a looping process, the grass yarns 2 need to be wound on the latch needle 302 and the grass yarn positioning needle 301 by using the grass yarn laying guide bar 305, and the loop forming guide bar 303 and the weft insertion guide bar 304 need to lay yarns on the latch needle 302, so that the grass yarn laying guide bar 305, the looping guide bar 303 and the weft insertion guide bar 304 do not adopt the same driving mechanism, the driving mechanism can adopt a guide bar driving mechanism of a traditional warp knitting machine, and only the laying frequency of the two driving mechanisms needs to be adjusted.
In order to realize the weaving of the grass filaments 2 directly on the warp-knitted base fabric 1, the grass filament positioning needles 301 are arranged opposite to the latch needles 302, and the number of the grass filament positioning needles 301 is the same as that of the latch needles 302.
In order to realize the adjustment of the length of the grass filament 2, namely the movement of the grass filament positioning needle 301, the grass filament positioning needle 301 is fixed on a sliding plate 307, and the sliding plate 307 is slidably arranged on a base 308.
The height of the grass silk 2 is adjusted by adjusting the distance between the grass silk positioning needle 301 and the latch needle 302.
Specifically, when the grass filament positioning needle 301 is moved towards the latch needle 302, the length of the grass filaments 2 on the artificial turf is reduced, and when the grass filament positioning needle 301 is moved away from the latch needle 302, the length of the grass filaments 2 on the artificial turf is increased.
Specifically, the sliding plate 307 is mounted on the base 308 through a guide rail or a sliding chute, and a driving member 309, such as an air cylinder, an oil cylinder or an electric push rod, is disposed at an end of the sliding plate 307 away from the latch needle 302, and is used for pushing the sliding plate 307 to move on the base plate 308, and is conveniently connected to a controller, so as to improve the intelligence and automation degree of the position adjustment of the filament positioning needle 301.
In order to cut the grass on the grass positioning needle 301 conveniently, a blade 306 is slidably disposed on the sliding plate 307, and the blade 306 is disposed on a side of the grass positioning needle 301 away from the latch needle 302.
The grass filament positioning needles 301 are arranged in pairs, a gap is arranged between each pair of grass filament positioning needles 301, the blades 306 are respectively opposite to the gaps between each pair of grass filament positioning needles 301, and the blades 306 can move towards or away from the direction of the grass filament positioning needles 301.
The grass filament positioning needle 301 of the present embodiment is exemplified by a grooved needle, and the grooved needle only uses a needle body, and does not need to be provided with a needle core.
The groove needle that grass silk pilot pin 301 chose for use two liang sets up in pairs, and the gap between every pair of groove needle is less than the gap between the adjacent pair of groove needle promptly, when carrying out the 2 twines of grass silk, grass silk pad yarn sley bar 305 then walks around a pair of groove needle with grass silk 2 simultaneously, then utilizes blade 306 to cut it and forms two grass silks 2, and the groove needle is fixed at this in-process, has increased the efficiency that the lawn was woven.
Each pair of the grass filament positioning needles 301 corresponds to one blade 306, and the blades 306 are in a rotating state in the process of cutting the grass filaments 2.
Specifically, the mounting frame 310 for mounting the blade 306 is slidably disposed on the sliding plate 307 through a sliding rail or a sliding groove, so as to move the blade 306 and achieve the effect of cutting the grass.
In addition, a plurality of blades 306 are coaxially mounted on the same mounting frame 310, the central shafts of the blades 306 are sequentially in transmission connection, and a motor 311 for driving the blades to rotate is connected to the central shaft of the blade 306 at one end.
In order to realize the direction that the blade 306 faces or is away from the grass silk positioning needle 301, in this embodiment, the sliding plate 307 is provided with a telescopic member 312, such as an air cylinder, an oil cylinder or an electric push rod, and the telescopic member 312 is disposed on the side of the mounting frame 310 away from the grass silk positioning needle 301, when cutting the grass silk 2, a piston rod of the telescopic member 312, taking the air cylinder as an example, extends out, the mounting frame 310 and the blade 306 are moved towards the direction of the grass silk positioning needle 301, and are moved into a gap between the pair of grass silk positioning needles 301 opposite to the blade 306, so as to cut the grass silk 2, after cutting, the piston rod of the telescopic member 312, taking the air cylinder as an example, retracts, so as to keep the blade 306 away from the grass silk positioning needle 301.
Alternatively, the movement of the blade 306 may be accomplished by a motor in cooperation with a cam.
According to the high-low grass filament warp-knitted artificial lawn provided by the invention, the grass filaments 2 are directly knitted together with the warp-knitted base fabric 1 at one time, no gum is needed, the grass filaments 2 are firm and are not easy to fall off, the warp-knitted base fabric 1 is not easy to crack, the water permeability is good, and the environmental protection performance is good.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present invention, unless otherwise expressly stated or limited, the first feature may be present on or under the second feature in direct contact with the first and second feature, or may be present in the first and second feature not in direct contact but in contact with another feature between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (3)
1. A manufacturing method of a high-low grass filament warp-knitted artificial lawn is characterized in that a knitting mode is realized by a lawn knitting device (3) based on a single-needle bed warp knitting machine, and the manufacturing method comprises the following specific steps:
the method comprises the following steps: adjusting the distance between the grass silk positioning needle (301) and the latch needle (302) according to the length of the required grass silk (2);
step two: lapping yarns on the latch needles (302), and simultaneously enabling the grass filaments (2) to sequentially bypass the latch needles (302) and the grass filament positioning needles (301);
step three: the latch needle (302) retreats and simultaneously cuts off the grass filaments (2) from the positions of the grass filament positioning needles (301);
step four: repeating the steps (I), (II) and (III);
the grass silk positioning needle (301) is fixed on a sliding plate (307), and the sliding plate (307) is installed on a base (308) in a sliding mode;
a blade (306) is arranged on the sliding plate (307), and the blade (306) is arranged on one side of the filament positioning needle (301) far away from the latch needle (302);
the straw filament positioning needle (301) is arranged opposite to the latch needle (302);
the grass silk locating needles (301) are arranged in pairs, a gap is arranged between each pair of grass silk locating needles (301), the blades (306) are respectively opposite to the gap between each pair of grass silk locating needles (301), and the blades (306) can move towards or away from the direction of the grass silk locating needles.
2. The method for manufacturing the high-low grass filament warp-knitted artificial lawn as claimed in claim 1, wherein the laying yarn adopts a weft insertion guide bar (304) and a looping guide bar (303), the grass filament (2) is wound by a grass filament laying guide bar (305), the weft insertion guide bar (304) and the looping guide bar (303) can swing back and forth on the latch needle (302) to realize laying yarn, and the grass filament laying guide bar (305) can carry the grass filament (2) to swing back and forth on the grass filament positioning needle (301) and the latch needle (302).
3. The method for manufacturing the high-low grass filament warp-knitted artificial lawn as claimed in claim 1, wherein the number of the grass filament positioning needles (301) is the same as the number of the latch needles (302).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910424173.9A CN110080061B (en) | 2019-05-21 | 2019-05-21 | Manufacturing method of high-low grass filament warp-knitted artificial lawn |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910424173.9A CN110080061B (en) | 2019-05-21 | 2019-05-21 | Manufacturing method of high-low grass filament warp-knitted artificial lawn |
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| CN110080061A CN110080061A (en) | 2019-08-02 |
| CN110080061B true CN110080061B (en) | 2022-01-11 |
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| CN101835931A (en) * | 2007-08-24 | 2010-09-15 | 卡德-门罗公司 | System and method for forming artificial/synthetic sports turf fabrics |
| JP2010248802A (en) * | 2009-04-16 | 2010-11-04 | Diatex Co Ltd | Flame-retardant artificial lawn |
| CN104911976A (en) * | 2015-06-08 | 2015-09-16 | 西安多利隆运动草坪有限公司 | Non-sand-filled artificial football field turf |
| CN105568498A (en) * | 2015-12-31 | 2016-05-11 | 广州傲胜人造草有限公司 | Man-made lawn and preparation method therefor |
| CN109527682A (en) * | 2018-11-13 | 2019-03-29 | 中原工学院 | A kind of dedicated tricot machine of single needle bed 3D wig and application method |
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2019
- 2019-05-21 CN CN201910424173.9A patent/CN110080061B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101835931A (en) * | 2007-08-24 | 2010-09-15 | 卡德-门罗公司 | System and method for forming artificial/synthetic sports turf fabrics |
| JP2010248802A (en) * | 2009-04-16 | 2010-11-04 | Diatex Co Ltd | Flame-retardant artificial lawn |
| CN104911976A (en) * | 2015-06-08 | 2015-09-16 | 西安多利隆运动草坪有限公司 | Non-sand-filled artificial football field turf |
| CN105568498A (en) * | 2015-12-31 | 2016-05-11 | 广州傲胜人造草有限公司 | Man-made lawn and preparation method therefor |
| CN109527682A (en) * | 2018-11-13 | 2019-03-29 | 中原工学院 | A kind of dedicated tricot machine of single needle bed 3D wig and application method |
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Effective date of registration: 20200611 Address after: No.37 Daba Road, Yancheng village, HUTANG Town, Wujin District, Changzhou City, Jiangsu Province Applicant after: Changzhou Shoujia artificial turf Technology Co.,Ltd. Address before: 213000 No. 13 Xinsheng North Road, Hutang Zhengou South Industrial Zone, Wujin District, Changzhou City, Jiangsu Province Applicant before: Changzhou Shoujia Warp Knitting Technology Co.,Ltd. |
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Effective date of registration: 20220310 Address after: Room 606, building 1, Lane 926, Zhenhua Road, Baoshan District, Shanghai 201900 Patentee after: Shanghai Tianlu artificial lawn Co.,Ltd. Address before: 213000 No.37, Daba Road, Yancheng village, HUTANG Town, Wujin District, Changzhou City, Jiangsu Province Patentee before: Changzhou Shoujia artificial turf Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230131 Address after: No. 1308, Waiqian Road, Waigang Town, Jiading District, Shanghai, 201800 Patentee after: Shanghai Tianlu elastic material Group Co.,Ltd. Address before: Room 606, building 1, Lane 926, Zhenhua Road, Baoshan District, Shanghai 201900 Patentee before: Shanghai Tianlu artificial lawn Co.,Ltd. |