CN104802760A - Automotive glass wiping device - Google Patents
Automotive glass wiping device Download PDFInfo
- Publication number
- CN104802760A CN104802760A CN201510215818.XA CN201510215818A CN104802760A CN 104802760 A CN104802760 A CN 104802760A CN 201510215818 A CN201510215818 A CN 201510215818A CN 104802760 A CN104802760 A CN 104802760A
- Authority
- CN
- China
- Prior art keywords
- telescopic section
- screw rod
- sleeve pipe
- glass
- fixed
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
- B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
- B60S1/0814—Wipers or the like, e.g. scrapers characterised by the drive electrically driven using several drive motors; motor synchronisation circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
- Window Of Vehicle (AREA)
Abstract
The invention provides an automotive glass wiping device, which is used for wiping pollutants such as water stains or dust on window glass of an automobile. The device is characterized by comprising a wiping body and driving parts, wherein the wiping body is arranged on the edge of any side of the window glass, and is provided with an elastic piece arranged on the lateral surface facing the glass and closely attached to the window glass; the driving parts are fixedly arranged on the automobile respectively, correspond to the two ends of the wiping body one to one, and are used for driving the wiping body to move to and fro along the surface of the window glass to enable the elastic piece to wipe the pollutants; each driving part comprises a retractable unit fixed with the wiping body and a driving unit for driving the retractable unit to extend and retract to drive the wiping body to move to and fro.
Description
Technical field
The present invention relates to a kind of windshield wiper, the vehicle glass being specifically related to the dirts such as a kind of water stain or dust that can fully scrape on whole automobile window glass scrapes device.
Background technology
Along with growth in the living standard, automobile become people life in requisite walking-replacing tool, it for people energy life bring great convenience.
Usually, stick on glass for vehicle window in order to avoid rainwater or dust etc. and then block the sight line of chaufeur or carborne people, being provided with two rain brush to clean glass for vehicle window, realizing cleaning part glass for vehicle window by controlling two relative swinging back and forth of rain brush.
But current rain brush is merely able to clean the glass for vehicle window of a part, and clean not thorough; In addition, swinging back and forth of two rain brush can cause interference to the sight line of chaufeur, has a strong impact on driving safety.
Summary of the invention
The present invention carries out to solve the problem, and object is to provide the dirts such as a kind of water stain or dust that can fully scrape on whole automobile window glass and reduce when scraping to scrape device to the vehicle glass of the interference that pilot's line of vision causes.
The invention provides a kind of vehicle glass and scrape device, the dirts such as the water stain or dust on the glass for vehicle window scraping automobile, there is such feature, comprise: scrape body, be arranged on the edge of any side of glass for vehicle window, have and to be arranged on the side of glass and the flexure strip fitted tightly with glass for vehicle window; And drive division, to be separately fixed on automobile and with the two ends one_to_one corresponding scraping body, scrape body for driving to move around along glass for vehicle window surface, thus flexure strip is scraped dirt, wherein, drive division comprises: with scrape body the telescopic unit fixed and by driving telescopic unit to carry out stretching thus driving the driver element scraping body and move around.
Scrape in device at vehicle glass provided by the invention, such feature can also be had: wherein, telescopic unit comprises: be fixed on fixed part on automobile and driven portion and drive and carry out relative to fixed part at least one telescopic section of stretching, scrapes body and is extended with the end of telescopic section and is connected.
Scrape in device at vehicle glass provided by the invention, such feature can also be had: wherein, the quantity of telescopic section is two, respectively as the first telescopic section and the second telescopic section, drive unit drives first telescopic section stretches relative to fixed part, and drive the second telescopic section to stretch relative to the first telescopic section, scrape the end that body and the second telescopic section be extended and be fixedly connected.
Scrape in device at vehicle glass provided by the invention, can also have such feature: wherein, driver element is drive motor,
Fixed part comprises: be axially sleeved on the driving wheel on the output shaft of drive motor, and the flower wheel to be meshed with this driving wheel, first telescopic section comprises: the first screw rod be connected with flower wheel pin, be threaded in the first nut near one end of flower wheel on this first screw rod, axially to be sleeved on the first screw rod and the first sleeve pipe be fixedly connected with the first nut, second telescopic section comprises: the second screw rod be fixedly connected away from the other end of flower wheel by spline housing and the first screw rod, be threaded in the second nut near one end of flower wheel on the second screw rod, and to be axially sleeved on the second screw rod and the second sleeve pipe be fixedly connected with the second nut, scrape in body and the second sleeve pipe with the second nut away from one end be fixedly connected.
Scrape in device at vehicle glass provided by the invention, such feature can also be had: wherein, fixed part also comprises: the housing that driving wheel and flower wheel are encapsulated and be fixed on to fixed sleeving on housing and corresponding with flower wheel, and the first screw rod runs through fixed sleeving.
Scrape in device at vehicle glass provided by the invention, such feature can also be had: wherein, first telescopic section also comprises the first orienting sleeve of the mouth of pipe being arranged on fixed sleeving, by this first orienting sleeve, the flexible of the first sleeve pipe is led, second telescopic section also comprises the second orienting sleeve of the mouth of pipe being arranged on the first sleeve pipe, is led to the flexible of the second sleeve pipe by this second orienting sleeve.
Scrape in device at vehicle glass provided by the invention, such feature can also be had: also comprise: two connecting portions, be respectively used to the end of the second sleeve pipe in two drive divisions and the two ends scraping body to be fixed.
Scrape in device at vehicle glass provided by the invention, can also have such feature: wherein, connecting portion comprises: and movable second locating plate of riveting of the second sleeve pipe activity the first locating plate, the fixed block and scrape with the engagement groove that body fastens and this fixed block of rivet and the spring be welded between the first locating plate and the second locating plate.
The effect of invention
Device is scraped according to vehicle glass involved in the present invention, because scrape the edge that body is arranged on the side of glass for vehicle window, two telescopic units fix respectively by connecting portion and the two ends scraping body, stretched by drive unit drives two telescopic units, thus drive and scrape body and move around, flexure strip is scraped dirts such as the water stain or dusts on vehicle glass, so, vehicle glass of the present invention scrapes device and can fully, up hill and dale clean vehicle glass, and reduces the interference of the sight line to chaufeur.
Accompanying drawing explanation
Fig. 1 is that in embodiments of the invention, vehicle glass scrapes device working state schematic representation;
Fig. 2 is the structural representation of drive division in embodiments of the invention; And
Fig. 3 is the annexation figure scraping body, connecting portion and the second sleeve pipe in embodiments of the invention.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reach object and effect is easy to understand, following examples scrape device to vehicle glass of the present invention by reference to the accompanying drawings and are specifically addressed.
Fig. 1 is that in embodiments of the invention, vehicle glass scrapes device working state schematic representation.
As shown in Figure 1, in the present embodiment, vehicle glass scrapes device 100 for scraping the dirts such as water stain or dust on the glass for vehicle window 200 of automobile, thus glass for vehicle window 200 cleans, and avoids dirt to disturb the sight line of chaufeur.
Vehicle glass scrapes device 100 and comprises: scrape body 10, two drive divisions 20 and two connecting portions 30.
As shown in figures 1 and 3, scrape body 10 in elongated strip, be arranged on the lower edge of glass for vehicle window 200, its side 10a is outwardly smooth surface, a side 10b towards glass for vehicle window 200 has by the cone point 10c of two side direction intermediate projections, this cone point 10c towards glass for vehicle window 200, and, cone point has positioning groove.Positioning groove extends, for positioning elastic sheet 11 along the length direction scraping body 10.Flexure strip 11 is fitted with the intimate surface of glass for vehicle window 200, for moving along the surface of glass for vehicle window 200, thus is scraped by the dirt on glass for vehicle window 200.
As shown in Figure 1, two drive divisions 20 be fixed on automobile are fixed with the two ends one_to_one corresponding scraping body 10 respectively, scrape body 10 and move around along the surface of glass for vehicle window 200, thus flexure strip 11 pairs of dirts are scraped for driving.
In the present embodiment, the structure of two drive divisions 20 is identical, and just position is different, and in this is only to Fig. 1, the drive division 20 in left side is described, and omits the explanation of the drive division 20 to right side.
Fig. 2 is the structural representation of drive division in embodiments of the invention.
As shown in Figure 2, drive division 20 comprises: telescopic unit 40 and driver element 50.
One end of telescopic unit 40 is fixedly connected with the right part scraping body 10, and the other end is connected with driver element 50.Telescopic unit 40 comprises: fixed part 41, first telescopic section 42 and the second telescopic section 43.
Driver element 50 is connected with the control setup of automobile, telescopic unit 40 is driven to stretch according to the control signal that control setup is sent, namely, drive the first telescopic section 42 carry out stretching relative to fixed part 41 and drive the second telescopic section 43 to stretch relative to the first telescopic section 42, thus drive and scrape body 10 and move around along the surface of glass for vehicle window.In the present embodiment, driver element 50 is drive motor 50.
Fixed part 41 is fixed on automobile, and it comprises: driving wheel 411, flower wheel 412, housing 413 and fixed sleeving 414.
Driving wheel 411 is axially sleeved on the output shaft 51 of drive motor 50, follows output shaft 51 synchronous rotary.
Flower wheel 412 is meshed with driving wheel 411, is driven synchronous rotary by driving wheel 411.
Housing 413 pairs of driving wheels 411 and flower wheel 412 encapsulate, thus protect driving wheel 411 and flower wheel 412.
Fixed sleeving 414 is fixed on housing 413, perpendicular with housing 413, and in addition, fixed sleeving 414 is corresponding with the position of flower wheel 412.
First telescopic section 42 stretches out by fixed sleeving 414 when initial condition, during work, under the driving of drive motor 50, stretches relative to fixed sleeving 414.First telescopic section 42 comprises: the first screw rod 421, first nut 422, first sleeve pipe 423 and the first orienting sleeve 424.
First screw rod 421 runs through fixed sleeving 414, and sells with flower wheel 412 and be connected, and can follow flower wheel 412 synchronous rotary.In addition, the first screw rod 421 parallels with the output shaft 51 of drive motor 50, and drive motor 50 and fixed sleeving 414 are positioned at the same side of housing 413, like this, have greatly saved space.
First nut 422 is threaded mutually with the first screw rod 421, and is positioned at the one end near flower wheel 412 on the first screw rod 421.When the first screw rod 421 rotates, promote the first nut 422 and move axially on the first screw rod 421.
First sleeve pipe 423 is axially sleeved on the first screw rod 421, and is fixedly connected with the first nut 422.Like this, when the first nut 422 moves axially on the first screw rod 421, drive the first sleeve pipe 423 synchronously to move axially, namely, the first sleeve pipe 423 is stretched relative to fixed sleeving 414.In addition, be provided with bearing 425 in the first sleeve pipe 423, this bearing 425 is axially sleeved on the first screw rod 421, and is flexibly connected with the first sleeve pipe 423.
First orienting sleeve 424 is arranged on the mouth of pipe of fixed sleeving 414, for leading to the first the flexible of sleeve pipe 423, makes the flexible more steady of the first sleeve pipe 423.
Second telescopic section 43 stretches out by the first sleeve pipe 423 when initial condition, during work, under the driving of drive motor 50, stretches relative to the first sleeve pipe 423.Second telescopic section 43 comprises: the second screw rod 431, second nut 432, second sleeve pipe 433 and the second orienting sleeve 434.
Second screw rod 431 is the hollow form of one section of opening, its open end contacts with bearing 425, bearing 425 is played a supporting role to the second screw rod 431, the other end is fixedly connected by the other end away from flower wheel 412 in spline housing 435 and the first screw rod 421, give the second screw rod 431 by spline housing 435 by the transmission of power of the first screw rod 421, namely, drive the second screw rod 431 synchronous rotary.Wherein, spline housing 435 is also played a supporting role to the second screw rod 431.
Second nut 432 is threaded mutually with the second screw rod 431, and is positioned at the one end near flower wheel 412 on the second screw rod 431.When the second screw rod 431 rotates, promote the second nut 432 and move axially on the second screw rod 431.
Second sleeve pipe 433 is axially sleeved on the second screw rod 431, and is fixedly connected with the second nut 432.Like this, when the second nut 432 moves axially on the second screw rod 431, drive the second sleeve pipe 433 synchronously to move axially, namely, the second sleeve pipe 433 is stretched relative to the first sleeve pipe 423.
Second orienting sleeve 434 is arranged on the mouth of pipe of the first sleeve pipe 423, for leading to the second the flexible of sleeve pipe 433, makes the flexible more steady of the second sleeve pipe 433.
In addition, one end that the second sleeve pipe 433 exposes the first sleeve pipe 423 has stretches out sheet 433a, and this stretches out on sheet 433a and has through hole 433b.
Two connecting portions 30 are respectively used to the sheet 433a that stretches out in two drive divisions 20 to be fixedly connected with correspondingly with the end scraping body 10.
Fig. 3 is the annexation figure scraping body, connecting portion and the second sleeve pipe in embodiments of the invention.
As shown in Figure 3, connecting portion 30 comprises: the first locating plate 31, fixed block 32, second locating plate 33 and spring 34.
The center of the first locating plate 31 has a through hole, together with being movably riveted on the through hole 433b stretched out on sheet 433a of the second sleeve pipe 433 by this through hole by rivet.
Fixed block 32 at the engagement groove 321 had towards the side scraping body 10 with scrape body 10 and fasten, thus realizes fixed block 32 and scrapes being fixedly connected with of body 10; And, fixed block 32 with scrape body 10 opposing to opposite side also there is a through hole.
The center of the second locating plate 33 has a through hole, like this, together with just can being movably riveted on fixed block 32 by the second locating plate 33 by rivet.
Spring 34 is welded between the first locating plate 31 and the second locating plate 33, and makes spring 34 have certain predetermincd tension, like this, can ensure flexure strip 11 in whole working process always with the surperficial phase close contact of glass for vehicle window 200.In addition, because the first locating plate 31 and the activity of the second sleeve pipe 433 are riveted, the second locating plate 33 is riveted with fixed block activity, like this, when two the first telescopic sections 42 are asynchronous with the second telescopic section 43, can eliminate and impact scraping body 10, and, be convenient to dismounting, thus carry out cleaning or the replacing of flexure strip.
In the present embodiment, vehicle glass scrapes the working process of device 100 and is:
Drive motor 50 drives driving wheel 411 to rotate according to the control signal that the control setup of automobile sends, drive flower wheel 412, first screw rod 421 and the second screw rod 431 synchronous rotary, first nut 422 is moved axially along the first screw rod 421, thus drive the first sleeve pipe 423 to stretch, simultaneously, second nut 432 moves axially along the second screw rod 431, thus drives the second sleeve pipe 433 to stretch.When the first sleeve pipe 423 and the second sleeve pipe 433 carry out flexible, drive scrapes body 10 and moves around, thus is scraped by the dirt of the surface adhesion of glass for vehicle window 200.
The effect of embodiment and effect
Vehicle glass involved by the present embodiment scrapes device, because scrape the edge that body is arranged on the side of glass for vehicle window, two telescopic units fix respectively by connecting portion and the two ends scraping body, stretched by drive unit drives two telescopic units, thus drive and scrape body and move around, flexure strip is scraped dirts such as the water stain or dusts on vehicle glass, so, the vehicle glass of the present embodiment scrapes device and can fully, up hill and dale clean vehicle glass, and reduces the interference of the sight line to chaufeur.
In the present embodiment, the first telescopic section contains the first orienting sleeve, and the second telescopic section contains the second orienting sleeve, makes the first sleeve pipe and the flexible of the second sleeve pipe more steadily be more conducive to flexure strip and scrape vehicle glass, clean more thorough.
In the present embodiment, between locating plate and fixed block, be welded with spring, and spring has certain predetermincd tension, like this, ensure that flexure strip can fit tightly with glass for vehicle window always, make to scrape cleaner.
In the present embodiment, because the first locating plate 31 and the activity of the second sleeve pipe 433 are riveted, the second locating plate 33 is riveted with fixed block activity, like this, when two the first telescopic sections 42 are asynchronous with the second telescopic section 43, can eliminate and impact scraping body 10, and, be convenient to dismounting, thus carry out cleaning or the replacing of flexure strip.
Above-mentioned embodiment is preferred case of the present invention, is not used for limiting the scope of the invention.
In the present embodiment, telescopic section is two, and scrapes in device at vehicle glass provided by the present invention, and telescopic section can also be one or more.
In the present embodiment, flexible of the end winding support of the cone point scraping body, by flexure strip, glass for vehicle window is scraped, and scrape in device at vehicle glass provided by the present invention, the cone point scraping body can also for be made up of elastomeric material, this cone point intimate surface that is direct and glass for vehicle window is fitted, thus scrapes glass for vehicle window.
Claims (8)
1. the dirts such as vehicle glass scrapes a device, the water stain or dust on the glass for vehicle window scraping automobile, is characterized in that, comprising:
Scrape body, be arranged on the edge of any side of described glass for vehicle window, have and to be arranged on the side of described glass and the flexure strip fitted tightly with described glass for vehicle window; And
Drive division, to be separately fixed on described automobile and with the described two ends one_to_one corresponding scraping body, move around along described glass for vehicle window surface for scraping body described in driving, thus described flexure strip scraped described dirt,
Wherein, described drive division comprises: the telescopic unit fixed scraping body with described and by driving described telescopic unit to carry out stretching thus scraping the driver element that body moves around described in driving.
2. vehicle glass according to claim 1 scrapes device, it is characterized in that:
Wherein, described telescopic unit comprises: be fixed on fixed part on described automobile and driven by described drive part and carry out relative to described fixed part at least one telescopic section of stretching,
The described body that scrapes is extended with the end of described telescopic section and is connected.
3. vehicle glass according to claim 2 scrapes device, it is characterized in that:
Wherein, the quantity of described telescopic section is two, respectively as the first telescopic section and the second telescopic section,
Described in described drive unit drives, the first telescopic section stretches relative to described fixed part, and drives described second telescopic section to stretch relative to described first telescopic section,
Describedly scrape the end that body and described second telescopic section be extended and be fixedly connected.
4. vehicle glass according to claim 3 scrapes device, it is characterized in that:
Wherein, described driver element is drive motor,
Described fixed part comprises: the flower wheel being axially sleeved on the driving wheel on the output shaft of described drive motor and being meshed with this driving wheel,
Described first telescopic section comprises: the first screw rod be connected with described flower wheel pin, be threaded on this first screw rod and be sleeved on described first screw rod and the first sleeve pipe be fixedly connected with described first nut near first nut of one end of described flower wheel, axially
Described second telescopic section comprises: the second screw rod be fixedly connected away from the other end of described flower wheel by spline housing and described first screw rod, to be threaded on described second screw rod near second nut of one end of described flower wheel and to be axially sleeved on described second screw rod and the second sleeve pipe be fixedly connected with described second nut
Described scrape in body and described second sleeve pipe with described second nut away from one end be fixedly connected.
5. vehicle glass according to claim 4 scrapes device, it is characterized in that:
Wherein, described fixed part also comprises: to described driving wheel and the housing that described flower wheel encapsulates and fixing on the housing and the fixed sleeving corresponding with described flower wheel,
Described first screw rod runs through described fixed sleeving.
6. vehicle glass according to claim 5 scrapes device, it is characterized in that:
Wherein, described first telescopic section also comprises the first orienting sleeve of the mouth of pipe being arranged on described fixed sleeving, is led to described the flexible of first sleeve pipe by this first orienting sleeve,
Described second telescopic section also comprises the second orienting sleeve of the mouth of pipe being arranged on described first sleeve pipe, is led to described the flexible of second sleeve pipe by this second orienting sleeve.
7. scrape device according to the vehicle glass in claim 4-6 described in any one, it is characterized in that, also comprise:
Two connecting portions, are respectively used to the end of described second sleeve pipe in two described drive divisions and the described two ends scraping body to be fixed.
8. vehicle glass according to claim 7 scrapes device, it is characterized in that:
Wherein, described connecting portion comprises: and described second sleeve pipe activity rivet the first locating plate, have and described scrape the engagement groove that body fastens fixed block and movable second locating plate of riveting of this fixed block and the spring be welded between described first locating plate and described second locating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215818.XA CN104802760B (en) | 2015-04-29 | 2015-04-29 | Vehicle glass scrapes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215818.XA CN104802760B (en) | 2015-04-29 | 2015-04-29 | Vehicle glass scrapes device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104802760A true CN104802760A (en) | 2015-07-29 |
| CN104802760B CN104802760B (en) | 2017-03-01 |
Family
ID=53688093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510215818.XA Expired - Fee Related CN104802760B (en) | 2015-04-29 | 2015-04-29 | Vehicle glass scrapes device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104802760B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976654A (en) * | 2019-05-30 | 2020-11-24 | 宁波市鄞州乐可机电科技有限公司 | Rain shield |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2608113A1 (en) * | 1986-12-10 | 1988-06-17 | Smolic Joseph | Windscreen wiper for vehicle windows |
| US6446301B1 (en) * | 2000-04-25 | 2002-09-10 | John Kemp | Interior windshield wiper |
| CN201249747Y (en) * | 2008-02-29 | 2009-06-03 | 浙江大学 | Water wiping device of automobile side window |
| CN202896522U (en) * | 2012-10-31 | 2013-04-24 | 浙江吉利汽车研究院有限公司杭州分公司 | Stretchable automobile windscreen wiper |
| CN203876716U (en) * | 2014-05-10 | 2014-10-15 | 朱国斌 | Window cleaner inside vehicle |
| CN204506838U (en) * | 2015-03-30 | 2015-07-29 | 长安大学 | A kind of telescopic rain brush |
-
2015
- 2015-04-29 CN CN201510215818.XA patent/CN104802760B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2608113A1 (en) * | 1986-12-10 | 1988-06-17 | Smolic Joseph | Windscreen wiper for vehicle windows |
| US6446301B1 (en) * | 2000-04-25 | 2002-09-10 | John Kemp | Interior windshield wiper |
| CN201249747Y (en) * | 2008-02-29 | 2009-06-03 | 浙江大学 | Water wiping device of automobile side window |
| CN202896522U (en) * | 2012-10-31 | 2013-04-24 | 浙江吉利汽车研究院有限公司杭州分公司 | Stretchable automobile windscreen wiper |
| CN203876716U (en) * | 2014-05-10 | 2014-10-15 | 朱国斌 | Window cleaner inside vehicle |
| CN204506838U (en) * | 2015-03-30 | 2015-07-29 | 长安大学 | A kind of telescopic rain brush |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976654A (en) * | 2019-05-30 | 2020-11-24 | 宁波市鄞州乐可机电科技有限公司 | Rain shield |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104802760B (en) | 2017-03-01 |
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Granted publication date: 20170301 Termination date: 20190429 |