CN208318628U - A kind of novel brushing tool - Google Patents

A kind of novel brushing tool Download PDF

Info

Publication number
CN208318628U
CN208318628U CN201820901600.9U CN201820901600U CN208318628U CN 208318628 U CN208318628 U CN 208318628U CN 201820901600 U CN201820901600 U CN 201820901600U CN 208318628 U CN208318628 U CN 208318628U
Authority
CN
China
Prior art keywords
projected parts
strip projected
bristle
brushing tool
handle piece
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820901600.9U
Other languages
Chinese (zh)
Inventor
杨林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201820901600.9U priority Critical patent/CN208318628U/en
Application granted granted Critical
Publication of CN208318628U publication Critical patent/CN208318628U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Brushes (AREA)

Abstract

The utility model discloses a kind of novel brushing tools, including handle portion, the bristle tuft being arranged in the handle portion;Wherein, the handle portion includes brush handle piece and multiple strip projected parts portions;Multiple strip projected parts portions are evenly spaced on the length direction along the brush handle piece;And the front face surface of the brush handle piece is protruded from the top of the strip projected parts portion, the bottom in the strip projected parts portion protrudes from the backside surface of the brush handle piece;Bristle mounting groove is additionally provided at the top in the strip projected parts portion and on the length direction in strip projected parts portion;The bristle mounting groove connects the bristle tuft for loading.A kind of novel brushing tool provided by the utility model, with perfect in shape and function, structural reliability is strong and all various technical advantages such as be suitable for a variety of bending angle.

Description

A kind of novel brushing tool
Technical field
The utility model relates to brushing tool technical field of tools more particularly to a kind of novel brushing tools.
Background technique
In daily life, people form dirt or spot and miscellaneous using will cause inside and outside article accumulation after many articles Matter, people are therefore through implementing cleaning operation frequently with cleaning brush;Simultaneously in many industrial works, cleaning brush is also often used Implement corresponding operation, for example, when cleaning is played in industry cleaning or hand illustration and text juxtaposed setting, because of traditional cleaning brush, brush handle It often all cannot achieve free bend, therefore it can not adapt to various cleaning directions (cleaning the across-the-board regulation of angle).
To sum up, how to overcome the above-mentioned technological deficiency of the novel brushing tool of tradition is those skilled in the art's technology urgently to be solved Problem.
Utility model content
The purpose of this utility model is to provide a kind of novel brushing tools, to solve the above problems.
In order to achieve the above object, the technical solution of the utility model is achieved in that
The utility model additionally provides a kind of novel brushing tool, including handle portion, the bristle tuft being arranged in the handle portion;
Wherein, the handle portion includes brush handle piece and multiple strip projected parts portions;Multiple strip projected parts portions are along the brush It is evenly spaced on the length direction of handle piece;And the front table of the brush handle piece is protruded from the top of the strip projected parts portion Face, the bottom in the strip projected parts portion protrude from the backside surface of the brush handle piece;
Bristle peace is additionally provided at the top in the strip projected parts portion and on the length direction in strip projected parts portion Tankage;The bristle mounting groove connects the bristle tuft for loading.
Preferably, as a kind of implementable solution;The bristle mounting groove in each strip projected parts portion be it is multiple, Multiple bristle mounting grooves are along uniform intervals arranged distribution on the length direction in the strip projected parts portion.
Preferably, as a kind of implementable solution;Brush handle piece and the strip projected parts portion in the handle portion are Engineering plastic structure part.
Preferably, as a kind of implementable solution;The brush handle piece and the strip projected parts portion be specially PP, ABS, Any one in PEEK or PE engineering plastic materials and parts.
Preferably, as a kind of implementable solution;The bristle mounting groove is specially cylindrical mounting groove.
Preferably, as a kind of implementable solution;The bristle tuft specifically includes more plastics bristles.
Preferably, as a kind of implementable solution;The bristle tuft specifically includes more stainless steel steel wire bristles.
Preferably, as a kind of implementable solution;The surface of the stainless steel steel wire bristle is also coated with erosion resistant coating.
Preferably, as a kind of implementable solution;The surface of the stainless steel steel wire bristle is also coated with wearing layer;It is described Wearing layer is specially nickel base alloy layer of the surfacing in stainless steel steel wire bristle surface.
Compared with prior art, it is the advantages of the utility model embodiment:
A kind of novel brushing tool provided by the utility model, the primary structure for analyzing above-mentioned novel brushing tool are known: above-mentioned novel Brushing tool, mainly by handle portion, the bristle tuft being arranged in the handle portion;The part such as handle portion forms;
Wherein, the handle portion includes brush handle piece and multiple strip projected parts portions;Multiple strip projected parts portions are along the brush It is evenly spaced on the length direction of handle piece;And the front table of the brush handle piece is protruded from the top of the strip projected parts portion Face, the bottom in the strip projected parts portion protrude from the backside surface of the brush handle piece;At the top in the strip projected parts portion And bristle mounting groove is additionally provided on the length direction in strip projected parts portion;The bristle mounting groove is for loading described in connection Bristle tuft.
Wherein, most importantly handle portion, the handle portion include brush handle piece and multiple strip projected parts portions;It is described simultaneously The front face surface of the brush handle piece is protruded from the top of strip projected parts portion, the bottom in the strip projected parts portion protrudes from the brush handle The backside surface of piece;It is located at the top in the strip projected parts portion simultaneously and is also set up on the length direction in strip projected parts portion There is bristle mounting groove;In this way when positive bending completely may be implemented in brush handle piece or realizes that the back side is bent completely, it can realize It is bent towards front or towards back side direction, obviously its bending degree of novel brushing tool provided by the utility model will at this time It is bigger;Its front of strip projected parts portion also protrudes simultaneously, and the back side also protrudes, so it can guarantee novel brushing tool itself well Tightness and reliability are connected, can fracture and ask to avoid brush handle piece caused by because of multiple positive bending or multiple back-flexing Topic, thus a kind of novel brushing tool provided by the utility model, not only has good structural reliability, while it can be real Existing free bend, thus its as cleaning brush in use, can clean more thorough, while it is adapted to a variety of cleaning directions (adjustment for being suitable for a variety of cleaning angles).
In conclusion above-mentioned novel brushing tool provided by the utility model, structural strength are higher;Meanwhile the novel brushing tool Cleaning effect is more significant, is especially suitable for a variety of bending directions, and bending angle operates with.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structure schematic diagram for the novel brushing tool that the utility model embodiment one provides;
Fig. 2 is the positive structure schematic for the novel brushing tool that the utility model embodiment one provides;
Fig. 3 is the side structure schematic view under one visual angle of novel brushing tool that the utility model embodiment one provides;
Fig. 4 is the schematic perspective view under another visual angle of novel brushing tool that the utility model embodiment one provides.
Label:
Handle portion 1;Brush handle piece 11;Strip projected parts portion 12;Bristle mounting groove 13;
Bristle tuft 2.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.
In the description of the present invention, it should be noted that the word of the orientation or positional relationship of certain instructions, only It is the utility model and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have spy Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that " connection " shall be understood in a broad sense, for example, it may be fixed Connection, may be a detachable connection, or be integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly It is connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For the ordinary skill of this field For personnel, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment one
Referring to Fig. 1, Fig. 2 and Fig. 3 and Fig. 4, the utility model embodiment one provides a kind of novel brushing tool, including brush handle Portion 1, the bristle tuft 2 being arranged in the handle portion 1;
Wherein, the handle portion 1 includes brush handle piece 11 and multiple strip projected parts portions 12;Multiple strip projected parts portions 12 along It is evenly spaced on the length direction of the brush handle piece 11;And the top in the strip projected parts portion 12 protrudes from the brush handle piece 11 front face surface (as shown in Figure 2), the bottom in the strip projected parts portion 12 protrude from the backside surface of the brush handle piece 11 (such as Shown in Fig. 1);
Brush is additionally provided at the top in the strip projected parts portion 12 and on the length direction in strip projected parts portion 12 Hair mounting groove 13;The bristle mounting groove 13 connects the bristle tuft 2 for loading.
Known to the primary structure for analyzing above-mentioned novel brushing tool: above-mentioned novel brushing tool, mainly by handle portion, setting described Bristle tuft in handle portion;The part such as handle portion forms;
Wherein, the handle portion includes brush handle piece and multiple strip projected parts portions;Multiple strip projected parts portions are along the brush It is evenly spaced on the length direction of handle piece;And the front table of the brush handle piece is protruded from the top of the strip projected parts portion Face, the bottom in the strip projected parts portion protrude from the backside surface of the brush handle piece;At the top in the strip projected parts portion And bristle mounting groove is additionally provided on the length direction in strip projected parts portion;The bristle mounting groove is for loading described in connection Bristle tuft.
Wherein, most importantly handle portion, the handle portion include brush handle piece and multiple strip projected parts portions;It is described simultaneously The front face surface of the brush handle piece is protruded from the top of strip projected parts portion, the bottom in the strip projected parts portion protrudes from the brush handle The backside surface of piece;It is located at the top in the strip projected parts portion simultaneously and is also set up on the length direction in strip projected parts portion There is bristle mounting groove;In this way when positive bending completely may be implemented in brush handle piece or realizes that the back side is bent completely, it can realize It is bent towards front or towards back side direction, obviously its bending degree of novel brushing tool provided by the utility model will at this time It is bigger;Its front of strip projected parts portion also protrudes simultaneously, and the back side also protrudes, so it can guarantee novel brushing tool itself well Tightness and reliability are connected, can fracture and ask to avoid brush handle piece caused by because of multiple positive bending or multiple back-flexing Topic, thus a kind of novel brushing tool provided by the utility model, not only has good structural reliability, while it can be real Existing free bend, thus its as cleaning brush in use, can clean more thorough;Above-mentioned novel brushing tool its have a wide range of application It is general, in addition to that can be used in terms of industrial cleaning, while its tool (hand string i.e. beads, example for being also used as cleaning hand string As: bead structure made of sandalwood, Buddha's warrior attendant, hickory nut, grape-fruit etc. various material).The novel brushing tool can carry out polygonal Degree cleaning, it is flexible thoroughly to be cleaned that (for the conventional brush that compares, conventional brush is not due to the spheroform surface of beads Can be bent its can only one face of one-off cleaning scrub, but the above-mentioned novel brushing tool of the utility model can be bent it into Then U-shape even O shape shape carries out surface package cleaning to beads, such one-off can be to beads ring circumferential direction table Cleaned comprehensively in face), while in the process can also be to the dirt saved bit by bit in the surface gullies such as such as Buddha's warrior attendant, hickory nut Soil, impurity etc. are cleared up.
The specific structure and particular technique effect of a kind of novel brushing tool are provided to the utility model embodiment one below It does and is described in detail:
Preferably, as a kind of implementable solution;The bristle mounting groove 13 in each strip projected parts portion 12 is Multiple, multiple bristle mounting grooves 13 are along uniform intervals arranged distribution on the length direction in the strip projected parts portion 12.
It should be noted that in the specific technical solution of the utility model embodiment, in above-mentioned each strip projected parts portion Multiple bristle mounting grooves are both provided with, multiple bristle mounting groove can be on the length direction along strip projected parts portion at the same time Uniform intervals arranged distribution, such be uniformly arranged may further ensure that brushing tool upper bristle is also uniformly distributed, and then enhance brush The service performance and practicability of hair.
Preferably, as a kind of implementable solution;Brush handle piece 11 and the strip projected parts portion 12 in the handle portion It is engineering plastic structure part.The brush handle piece 11 and the strip projected parts portion 12 are specially PP, ABS, PEEK or PE engineering Any one in plastic part.
It should be noted that in the specific technical solution of the utility model embodiment, brush handle piece in handle portion and The strip projected parts portion is engineering plastic structure part;Because in order to further ensure the structural reliability and carrying of handle portion Bending deformation performance, it is preferable to use engineering plastic structure parts;Because above-mentioned engineering plastic structure part all has preferable knot Structure reliability, while can be multiple with alternating bending, it is not susceptible to the problem of fractureing.Such as PP injection structure part, PE engineering plastic materials and parts, One of PET moulding structural member, PEEK injection structure part, ABS injection structure part.
Above-mentioned engineering plastics are the primary structure materials that can be used as novel brushing tool in structural material the utility model embodiment Material, engineering plastics have good mechanical performance and dimensional stability, its excellent performance, Ke Yizuo are still able to maintain under high and low temperature For the plastics of engineering structure part.
Engineering plastic materials and parts include PP moulding, PE moulding, PEEK moulding or ABS moulding etc..Above-mentioned moulding Its hardness, anti-impact force, ageing resistance are excellent.Be wherein, PP moulding as the most preferred scheme of the utility model embodiment, ABS moulding or PEEK moulding.PEEK Chinese name is polyether-ether-ketone resin, is a kind of high-end special engineering plastics, has High intensity feature outstanding, while also having the characteristics that high temperature resistant, resistance to compression, radiation resistance, insulating properties stabilization, hydrolysis.ABS plastic (i.e. acrylonitrile-butadiene-styrene (ABS) plastics) relatively above-mentioned material cost is lower, and cost performance is higher.Above-mentioned handle portion is adopted With above-mentioned high temperature resistant and the higher injection structure part of structural strength, even at high operating temperatures handle portion can still guarantee it is good Good high temperature resistance and use quality.
Preferably, as a kind of implementable solution;The bristle mounting groove 13 is specially cylindrical mounting groove.
It should be noted that in the specific technical solution of the utility model embodiment, the main work of bristle mounting groove Be easy for installation bristle tuft, i.e., bristle mounting groove its be a kind of carrier, main function is exactly to carry bristle tuft;Bristle mounting groove Structure can be taken various forms, only in most preferred scheme, can choose using cylindrical mounting groove.
Preferably, as a kind of implementable solution;The bristle tuft 2 specifically includes more plastics bristles.The bristle tuft Specifically include more stainless steel steel wire bristles.
It should be noted that each of which bristle tuft is exactly by more in the specific technical solution of the utility model embodiment What root bristle was constituted, i.e., itself just contain more bristles and tightens the structure that connection forms a branch of bristle.While the bristle tuft is extremely There is the form of two kinds of bristles less, one kind is stainless steel steel wire bristle (being mainly adaptable to solid surfaces' brushing), and another kind is Plastics bristle (is mainly adaptable to soft surface brushing), therefore says novel brushing tool provided by the utility model it can be adapted for The brushing or cleaning of various structures use.
Preferably, as a kind of implementable solution;The surface of the stainless steel steel wire bristle is also coated with erosion resistant coating.
It should be noted that in the specific technical solution of the utility model embodiment, it can also be in stainless steel steel wire The surface of bristle coats some erosion resistant coatings, and the service performance and structure of stainless steel steel wire bristle can be promoted by the erosion resistant coating Reliability enhances the service life of bristle, and then has also been obviously improved service performance and the service life of novel brushing tool.
Preferably, as a kind of implementable solution;The surface of the stainless steel steel wire bristle is also coated with wearing layer;It is described Wearing layer is specially nickel base alloy layer of the surfacing in stainless steel steel wire bristle surface.
It should be noted that bristle has can be improved in the surface spraying weld nickel base alloy layer of stainless steel steel wire bristle Wear-resisting property.
Nickel-base alloy, intensity, good thermal fatigue resistance, corrosion and heat resistant and wear-corrosion resistance with higher, and have preferably Weldability.Nickel-base alloy refers to higher intensity and certain antioxidant anticorrosive ability etc. under 650~1000 DEG C of high temperature A kind of alloy of comprehensive performance.It is subdivided into Refractoloy, abros according to main performance, nickel-base antiwear closes Gold, Ni-based Precise Alloy and Ni-based marmem etc..In addition to wear-resisting property, anti-oxidant, corrosion-resistant, welding performance It might as well.Wear-resisting spare part can be manufactured, other substrate material surfaces are coated on by built-up welding and spraying process.Due to Ni-based conjunction Gold abrasion resistance properties also with super strength, therefore it is preferably as the bristle surface in the utility model embodiment technical solution Wear-resistant alloy layer is most suitable.
Novel brushing tool provided by the embodiment of the utility model has the technical advantage of following aspect:
One, novel brushing tool provided by the embodiment of the utility model, structure design are more reasonable;Wherein, its master of novel brushing tool It will be by handle portion, the bristle tuft being arranged in the handle portion;The part such as handle portion forms;Wherein, handle portion includes brush handle piece And multiple strip projected parts portions;Multiple strip projected parts portions are evenly spaced on the length direction along brush handle piece;And strip is convex The front face surface of brush handle piece is protruded from the top of the portion of rising, the bottom in strip projected parts portion protrudes from the backside surface of brush handle piece;It is located at Bristle mounting groove is additionally provided at the top in strip projected parts portion and on the length direction in strip projected parts portion;Bristle mounting groove is used Bristle tuft is connected in loading.It will be apparent that the specific structures such as its handle portion (brush handle piece and multiple strip projected parts portions), bristle tuft are all Connection relationship and positional relationship with original design, and between specific structure have reasonable layout designs;Therefore originally The novel brushing tool that utility model embodiment provides, technical construction is more reasonable, and function is more perfect, and practicability is more preferable.
Two, novel brushing tool provided by the embodiment of the utility model, not only has good structural reliability, while it can To realize free bend, thus its as cleaning brush in use, can clean more thorough.It is provided by the utility model above-mentioned new Type brushing tool, structural strength are higher;Meanwhile the novel brushing tool cleaning effect is more significant, is especially suitable for a variety of bending directions, it is curved Bent angle operates with.
Based on above many significant technical advantages, novel brushing tool provided by the utility model will bring good market Prospect and economic benefit.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (9)

1. a kind of novel brushing tool, which is characterized in that including handle portion, the bristle tuft being arranged in the handle portion;
Wherein, the handle portion includes brush handle piece and multiple strip projected parts portions;Multiple strip projected parts portions are along the brush handle piece Length direction on be evenly spaced on;And the front face surface of the brush handle piece, institute are protruded from the top of the strip projected parts portion The bottom for stating strip projected parts portion protrudes from the backside surface of the brush handle piece;
Bristle mounting groove is additionally provided at the top in the strip projected parts portion and on the length direction in strip projected parts portion; The bristle mounting groove connects the bristle tuft for loading.
2. novel brushing tool as described in claim 1, which is characterized in that
The bristle mounting groove in each strip projected parts portion be it is multiple, multiple bristle mounting grooves are along the strip projected parts Uniform intervals arranged distribution on the length direction in portion.
3. novel brushing tool as described in claim 1, which is characterized in that
Brush handle piece and the strip projected parts portion in the handle portion are engineering plastic structure part.
4. novel brushing tool as described in claim 1, which is characterized in that
The brush handle piece and the strip projected parts portion are specially any one in PP, ABS, PEEK or PE engineering plastic materials and parts.
5. novel brushing tool as described in claim 1, which is characterized in that
The bristle mounting groove is specially cylindrical mounting groove.
6. novel brushing tool as described in claim 1, which is characterized in that
The bristle tuft specifically includes more plastics bristles.
7. novel brushing tool as described in claim 1, which is characterized in that
The bristle tuft specifically includes more stainless steel steel wire bristles.
8. novel brushing tool as claimed in claim 7, which is characterized in that
The surface of the stainless steel steel wire bristle is also coated with erosion resistant coating.
9. novel brushing tool as claimed in claim 7, which is characterized in that
The surface of the stainless steel steel wire bristle is also coated with wearing layer;The wearing layer is specially surfacing in stainless steel wire brush The nickel base alloy layer on hair surface.
CN201820901600.9U 2018-06-08 2018-06-08 A kind of novel brushing tool Expired - Fee Related CN208318628U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820901600.9U CN208318628U (en) 2018-06-08 2018-06-08 A kind of novel brushing tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820901600.9U CN208318628U (en) 2018-06-08 2018-06-08 A kind of novel brushing tool

Publications (1)

Publication Number Publication Date
CN208318628U true CN208318628U (en) 2019-01-04

Family

ID=64770412

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820901600.9U Expired - Fee Related CN208318628U (en) 2018-06-08 2018-06-08 A kind of novel brushing tool

Country Status (1)

Country Link
CN (1) CN208318628U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115397236A (en) * 2019-12-06 2022-11-25 斯派克初姆布兰斯有限公司 Flexible cleaning device and method for aquaria

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115397236A (en) * 2019-12-06 2022-11-25 斯派克初姆布兰斯有限公司 Flexible cleaning device and method for aquaria
CN115397236B (en) * 2019-12-06 2024-05-07 斯派克初姆布兰斯有限公司 Flexible cleaning device and method for aquariums

Similar Documents

Publication Publication Date Title
US11832717B2 (en) Method for producing a toothbrush head
US11944189B2 (en) Method for producing a toothbrush head or a part thereof
CN208318628U (en) A kind of novel brushing tool
US8893344B2 (en) Brush, in particular for household or industrial applications
US11617432B2 (en) Hole perforation plate for manufacturing of a toothbrush head and part thereof
US9199384B2 (en) Razor blade assembly
US20120096659A1 (en) Wire brush
CN102469871B (en) There is toothbrush and the anchor of bunch maintenance of improvement
CN210335501U (en) Nylon brush roller
JP2007050497A (en) Bristle material for brush
EP3838066B1 (en) Brush with alternate rows of angled tufts
US20200275766A1 (en) Broom with modular head
KR100849467B1 (en) Rotary roll brush for cleaning display panel
CN211632151U (en) Cleaning brush
CN208624809U (en) A kind of folding brush
US3050763A (en) Street brush construction
CN110840066B (en) Production process of special-shaped brush filaments
US7021850B1 (en) Five-surface cleaning brush
CN109198860A (en) A kind of petroleum pipeline external screw thread cleaning brush
JP4081656B2 (en) Electric brush
CN201578178U (en) Rubber scraping plate with rubber coated with iron and combination thereof
US20020148059A1 (en) Descaling brush with particles of high hardness and rigidity and methods for manufacture
WO2007102865A2 (en) Basting brush having nubs formed on the brush elements
CN215271117U (en) Anti-static high-temperature-resistant industrial polymer material brush wire
CN204105195U (en) A kind of toothbrush with function at the bottom of clean cup

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190104

CF01 Termination of patent right due to non-payment of annual fee