CN112176932A - Snow sweeper - Google Patents
Snow sweeper Download PDFInfo
- Publication number
- CN112176932A CN112176932A CN202011202800.3A CN202011202800A CN112176932A CN 112176932 A CN112176932 A CN 112176932A CN 202011202800 A CN202011202800 A CN 202011202800A CN 112176932 A CN112176932 A CN 112176932A
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- Prior art keywords
- snow
- motor
- knife
- throwing
- driving shaft
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- 241001417527 Pempheridae Species 0.000 title claims abstract description 56
- 238000005096 rolling process Methods 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000010408 sweeping Methods 0.000 abstract description 4
- 230000003245 working effect Effects 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/04—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material
- E01H5/08—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements
- E01H5/09—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels
- E01H5/098—Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels about horizontal or substantially horizontal axises perpendicular or substantially perpendicular to the direction of clearing
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention provides a snow sweeper, which comprises a snow rolling knife, a snow collecting device and a snow sweeping device, wherein the snow rolling knife is used for collecting snow; the snow throwing knife is used for throwing out the collected snow; the shell is provided with a snow rolling cavity used for accommodating at least part of the snow rolling knife and a snow throwing cavity used for accommodating at least part of the snow throwing knife, and the snow rolling cavity is communicated with the snow throwing cavity; the main cutter motor is used for driving the snow rolling cutter to rotate around a first axis and driving the snow throwing cutter to rotate around a second axis, and the first axis is perpendicular to the second axis; the self-propelled motor is used for driving the snow sweeper to travel; wherein the ratio of the rated output power of the main knife motor to the rated output power of the self-propelled motor is between 0.5 and 50. Compared with the prior art, the invention can improve the working efficiency of the snow sweeper and prolong the working time by limiting the range of the rated output power ratio of the main cutter motor and the self-propelled motor of the snow sweeper, so that the overall power distribution of the snow sweeper is more reasonable.
Description
Technical Field
The invention relates to a snow sweeper, and belongs to the field of garden tools.
Background
The snow sweeper is a tool which is beneficial to people and can effectively remove snow in winter while saving time and labor, and particularly in some high and cold areas, the snow sweeper is effectively utilized, so that the manpower can be greatly reduced, and the efficiency is improved.
Most of snow blowers in the current market are engine type snow blowers, which are not environment-friendly, have large noise and are inconvenient to operate. Most of the existing snow sweeper adopting the lithium battery is a low-power hand-push type snow sweeper, the snow sweeping efficiency is not very high, and the thickness of the snow sweeper is limited. At present, a double-step snow sweeper exists in the market, snow can be swept in the moving process, but the output power distribution of a main blade motor and a self-propelled motor is unreasonable, and the efficiency is low.
In view of the above, it is necessary to provide a snow sweeper to solve the above problems.
Disclosure of Invention
The invention aims to provide a snow sweeper, which aims to improve the working efficiency of the snow sweeper and prolong the working time.
To achieve the above object, the present invention provides a snow sweeper, comprising: the snow rolling knife is used for collecting snow; the snow throwing knife is used for throwing out the collected snow; the shell is provided with a snow rolling cavity used for accommodating at least part of the snow rolling knife and a snow throwing cavity used for accommodating at least part of the snow throwing knife, and the snow rolling cavity is communicated with the snow throwing cavity; the main cutter motor is used for driving the snow rolling cutter to rotate around a first axis and driving the snow throwing cutter to rotate around a second axis, and the first axis is perpendicular to the second axis; the self-propelled motor is used for driving the snow sweeper to travel; wherein the ratio of the rated output power of the main knife motor to the rated output power of the self-propelled motor is between 0.5 and 50.
As a further improvement of the invention, the ratio of the rated output power of the main knife motor to the rated output power of the self-propelled motor is between 2.5 and 9.
As a further improvement of the present invention, a ratio of a rated output power of the main blade motor to a rated output power of the self-propelled motor is 6.
As a further improvement of the present invention, the snow sweeper further includes a first driving shaft for mounting the snow rolling blade and a second driving shaft for mounting the snow throwing blade, the first driving shaft extends along the first axial direction, the second driving shaft extends along the second axial direction, the first driving shaft drives the snow rolling blade to rotate when rotating, the second driving shaft drives the snow throwing blade to rotate when rotating, and the first driving shaft is perpendicular to the second driving shaft.
As a further improvement of the present invention, the snow throwing cutter comprises at least one snow throwing cutter blade which is arranged on the second driving shaft and is centrosymmetric with respect to the second driving shaft, the snow throwing cutter blade is a metal blade, and the snow throwing cavity is arranged on a tangent line of a centrifugal acting force in a rotation direction of the snow throwing cutter.
As a further development of the invention, the ratio of the rotational speed of the main blade motor to the rotational speed of the first drive shaft lies between 2 and 15.
As a further improvement of the present invention, the snow sweeper further comprises:
a pulley assembly including a first pulley provided on a motor shaft of the main cutter motor, a second pulley provided on the second driving shaft, and a belt connecting the first pulley and the second pulley, the power output from the main cutter motor being transmitted to the second driving shaft through the first pulley, the belt, and the second pulley;
a transmission assembly connecting the second drive shaft with the first drive shaft and transmitting power from the second drive shaft to the first drive shaft.
As a further improvement of the present invention, the pulley assembly further includes a tensioning mechanism, the tensioning mechanism includes a tensioning plate, and a tensioning wheel and an elastic device respectively disposed on two sides of the tensioning plate, and the elastic device tensions the belt of the pulley assembly by generating a pulling force or a pushing force.
As a further improvement of the present invention, the transmission assembly includes a gear for transmitting power and a housing for accommodating the gear, and the housing is connected to the housing through a fixing rod.
As a further improvement of the invention, the rated output power of the main knife motor is 2000-15000W, the rated output power of the self-propelled motor is 200-6000W, the rotating speed of the main knife motor is between 1000-35000rpm, and the rotating speed of the self-propelled motor is between 1000-30000 rpm.
The invention has the beneficial effects that: according to the invention, the range of the rated output power ratio of the main blade motor and the self-propelled motor of the snow sweeper is limited, so that the working efficiency of the snow sweeper can be improved, the working time can be prolonged, and the overall power distribution of the snow sweeper is more reasonable.
Drawings
Fig. 1 is a whole structure view of the snow sweeper.
Fig. 2 is a partial exploded view of the snow sweeper of the present invention.
Fig. 3 is a schematic structural view of the snow rolling cavity of the snow sweeper of the invention.
Fig. 4 is a schematic structural view of the power assembly of the snow sweeper of the present invention.
Fig. 5 is a view showing one of the installation structures of the self-propelled motor of the snow sweeper of the present invention.
Fig. 6 is another installation structure view of the self-propelled motor of the snow sweeper.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 4, the invention discloses a snow sweeper 100, which comprises a snow rolling assembly 1, a snow throwing assembly 2, a power assembly 3, a shell 4 and a handrail assembly 5.
The snow rolling assembly 1 comprises a snow rolling knife 11 for collecting snow and a snow rolling cavity 12 for accommodating at least part of the snow rolling knife 11, the snow throwing assembly 2 comprises a snow throwing knife 21 for throwing out the collected snow and a snow throwing cavity 22 for accommodating at least part of the snow throwing knife 21, the snow rolling knife 11 and the snow throwing knife 21 are both metal blades, and the snow rolling cavity 12 is communicated with the snow throwing cavity 22.
The snow sweeper 100 further comprises a first drive shaft 13 and a second drive shaft 23, the first drive shaft 13 extending in a first axial direction and the second drive shaft 23 extending in a second axial direction. The snow rolling blade 11 is arranged on a first driving shaft 13, the first driving shaft 13 is accommodated in the snow rolling cavity 12, the snow throwing blade 21 is arranged on a second driving shaft 23, the second driving shaft 23 is accommodated in the snow throwing cavity 22, the first driving shaft 13 drives the snow rolling blade 11 to rotate when rotating, and the second driving shaft 23 drives the snow throwing blade 21 to rotate when rotating. In particular, said first drive shaft 13 is perpendicular to said second drive shaft 23, the first axis being also perpendicular to the second axis.
The snow rolling knife 11 is formed by welding at least four groups of blade impellers and is driven to rotate by a first driving shaft 13, so that snow on a road surface can be brought into the snow rolling cavity 12 to be collected, and then the snow is thrown out of the snow throwing cavity 22. The bottom of the snow rolling cavity 12 is provided with a snow shoveling knife 121 which is close to the ground and horizontally arranged and used for shoveling snow on the ground.
The snow throwing blade 21 includes at least one snow throwing blade 211, and in a preferred embodiment of the present invention, the number of the snow throwing blade 211 is set to three. The snow thrower blade 211 is disposed on the second driving shaft 23 and the snow thrower blade 211 is centrally symmetrical with respect to the second driving shaft 23, and a width of one side of the snow thrower blade 211 adjacent to the second driving shaft 23 is smaller than that of the other side so as to form a recess 212 on the snow thrower blade 211 for facilitating the introduction of snow.
The snow throwing cavity 22 is provided with a snow throwing cylinder 221, the snow throwing cylinder 221 is cylindrical and is arranged in a penetrating manner in the vertical direction, in the embodiment, the snow throwing cylinder 221 is arranged on a tangent line of a centrifugal acting force in the rotation direction of the snow throwing knife 21, and therefore snow in the snow throwing cylinder 221 can be smoothly thrown out. The snow throwing blade 21 may rotate clockwise or counterclockwise, and accordingly, the snow throwing cylinder 221 may be set according to the rotation direction of the snow throwing blade 21 and the surrounding environment requirements (throwing snow to a proper position) so as to smoothly throw snow.
The snow sweeper 100 further comprises a first transmission assembly 14, the first transmission assembly 14 connecting the second drive shaft 23 with the first drive shaft 13 for transmitting power from the second drive shaft 23 to the first drive shaft 13. The first transmission assembly 14 includes a plurality of gears (not shown) for transmitting power, and a housing 141 for receiving the gears, wherein the housing 141 and the housing 4 are connected by a fixing rod 41 to enhance structural strength.
The power assembly 3 comprises a main blade motor 31 and a self-propelled motor 32, wherein the main blade motor 31 is used for driving the snow rolling blade 11 to rotate around a first axis and driving the snow throwing blade 21 to rotate around a second axis, and the first axis is perpendicular to the second axis; the self-propelled motor 32 is used for driving the snow sweeper 100 to travel. The power assembly 3 further includes two PCB boards for controlling the operation of the main blade motor 31 and the self-propelled motor 32, respectively.
It should be noted that the ratio of the rated output power of the main knife motor 31 to the rated output power of the self-propelled motor 32 is between 0.5 and 50. Specifically, the rated output power of the main knife motor 31 is set to 2000-.
Preferably, the ratio of the rated output power of the main knife motor 31 to the rated output power of the self-propelled motor 32 is 2.5-9. When the snow sweeper 100 works, if thick snow is encountered, the snow sweeper 100 needs to walk slowly, and meanwhile, the snow rolling blade 11 needs to run quickly to sweep the thick snow on the ground, namely, the output power of the main blade motor 31 needs to be increased to improve the rotating speed of the snow rolling blade 11 and reduce the walking speed of the snow sweeper 100 so as to sweep the snow better and improve the snow sweeping effect; if the snow is thin, the main blade motor 31 does not need large output power, and at this time, the rotation speed of the snow rolling blade 11 can be slightly reduced, and the running speed of the snow sweeper 100 can be increased, so that the snow sweeping effect is good. In order to enable the snow sweeper 100 to achieve a better working effect in different working environments all the time, the rated output power ratio of the main blade motor 31 and the self-propelled motor 32 of the snow sweeper 100 of the embodiment is set to be 2.5-9, within the numerical range, the snow sweeper 100 can adapt to most working environments, the snow sweeper 100 can reasonably distribute energy in most working environments, the higher working efficiency is achieved, the working time is prolonged, and the working effect of the snow sweeper 100 is better.
Further, the rated output power ratio of the main knife motor 31 to the self-propelled motor 32 is optimally set to 6 to adapt to most working environments.
The different rated output power ratios of the main knife motor 31 and the self-propelled motor 32 of the present invention will be tested, and the specific data is shown in table 1 below.
TABLE 1
As can be seen from table 1 above, when the ratio of the rated output powers of the main blade motor 31 and the self-propelled motor 32 is set to be 2.5-9, the snow sweeper 100 can obtain relatively balanced performance, the working effect is good, especially when the ratio of the rated output powers is set to be 6, the snow sweeper 100 can obtain more balanced performance to adapt to most situations, the working efficiency of the snow sweeper 100 is higher, and the working time is longer.
The ratio of the rotation speed of the main blade motor 31 to the rotation speed of the first drive shaft 13 is between 2 and 15, and preferably the ratio of the rotation speed of the main blade motor 31 to the rotation speed of the first drive shaft 13 is between 2.5 and 9. Specifically, the rotation speed of the main knife motor 31 is between 1000 and 35000rpm, and preferably between 1250 and 30000 rpm; the rotation speed of the self-propelled motor 32 is between 1000 and 30000 rpm.
The snow sweeper 100 further comprises a belt pulley assembly 33, the main blade motor 31 is fixed at the upper end of the housing 4, the belt pulley assembly 33 comprises a first belt pulley 331 fixed on a motor shaft of the main blade motor 31, a second belt pulley 332 fixed on the second driving shaft 23 and a belt 334 connecting the first belt pulley 331 and the second belt pulley 332, so that the power output by the main blade motor 31 is transmitted to the second driving shaft 23 through the first belt pulley 331, the belt 334 and the second belt pulley 332, and then the snow thrower 21 can be driven to rotate.
The pulley assembly 33 further includes a tensioning mechanism 333, the tensioning mechanism 333 includes a tensioning plate (not shown) and a tensioning wheel 3331 and an elastic device 3332 respectively disposed on two sides of the tensioning plate, and the elastic device 3332 causes the tensioning wheel 3331 to tension the belt 334 by generating a pulling force or a pushing force. In other embodiments of the present invention, the tensioning mechanism 333 may have other structures as long as tensioning can be achieved, and is not limited herein.
Further, the main blade motor 31 may be directly activated with load, i.e., the belt 334 is tensioned by the tensioning mechanism 333, or may be activated without load, i.e., the tensioning mechanism 333 is released to loosen the belt 334, thereby idling the main blade motor 31.
The power assembly 3 further includes a battery pack 34 for supplying power to the main blade motor 31 and the self-propelled motor 32, the battery pack 34 is accommodated in the housing 4, wherein the battery pack 34 may be a single battery pack or a plurality of battery packs, and a dual battery pack structure is preferably adopted in this embodiment. The casing 4 includes a battery pack casing 42 for accommodating the battery pack 34, the battery pack casing 42 includes a battery compartment cover 421 and a battery compartment body 422, the battery compartment cover 421 and the battery compartment body 422 together form a battery compartment (not numbered) for accommodating the battery pack 34, two cavities are formed in the battery compartment, and the dual battery packs are respectively installed in the two cavities.
The snow sweeper 100 further comprises a handrail assembly 5, and the handrail assembly 5 is provided with a first switch 51 for activating the main blade motor 31 and a second switch 52 for activating the propel motor 32. The first switch 51 and the second switch 52 are both arranged in a pressing type, that is, after the first switch 51 is pressed, the main knife motor 31 is started, and after the first switch 51 is released, the main knife motor 31 is stopped; when the second switch 52 is pressed, the self-propelled motor 32 is started, and when the second switch 52 is released, the self-propelled motor 32 is stopped. Of course, the specific structure and operation principle of the first switch 51 and the second switch 52 can refer to the prior art, as long as the starting and stopping of the main knife motor 31 and the self-propelled motor 32 can be realized, and the present invention is not limited herein.
As shown in fig. 5 and 6, the snow sweeper 100 further comprises a second transmission assembly 35 and an axle 36 connected with the self-propelled motor 32, the axle 36 is disposed below the housing 4, wheels 37 are connected to two sides of the axle 36, and the second transmission assembly 35 is used for transmitting power output by the self-propelled motor 32 to the wheels 37 through the axle 36 to drive the snow sweeper 100 to walk. In this embodiment, the self-propelled motor 32 can rotate forward and backward, so that the second transmission assembly 35 and the wheel shaft 36 can control the wheels 37 to rotate forward or backward, thereby realizing the forward or backward movement of the snow sweeper 100.
The motor shaft of the self-propelled motor 32 can be arranged in parallel with the wheel shaft 36 (see fig. 5) to drive through a cylindrical gear (not shown), so that the structure is compact. Of course, in another embodiment of the present invention, the motor shaft of the self-propelled motor 32 may be disposed perpendicular to the wheel shaft 36 (as shown in fig. 6) to transmit power through a bevel gear (not shown). It is understood that in other embodiments of the present invention, the way in which the self-propelled motor 32 drives the axle 36 to rotate is not limited to the above two configurations, and other mounting configurations that can make the structure more compact should be included.
In summary, the present invention limits the range of the rated output power ratio of the main blade motor 31 and the self-propelled motor 32 of the snow sweeper 100, thereby improving the working efficiency of the snow sweeper 100 and prolonging the working time, and making the overall power distribution of the snow sweeper 100 more reasonable.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.
Claims (10)
1. A snow plow, comprising:
the snow rolling knife is used for collecting snow;
the snow throwing knife is used for throwing out the collected snow;
the shell is provided with a snow rolling cavity used for accommodating at least part of the snow rolling knife and a snow throwing cavity used for accommodating at least part of the snow throwing knife, and the snow rolling cavity is communicated with the snow throwing cavity;
the main cutter motor is used for driving the snow rolling cutter to rotate around a first axis and driving the snow throwing cutter to rotate around a second axis, and the first axis is perpendicular to the second axis;
the self-propelled motor is used for driving the snow sweeper to travel;
wherein the ratio of the rated output power of the main knife motor to the rated output power of the self-propelled motor is between 0.5 and 50.
2. A snow plough as claimed in claim 1, wherein: the ratio of the rated output power of the main knife motor to the rated output power of the self-propelled motor is between 2.5 and 9.
3. A snow plough as claimed in claim 2, wherein: and the ratio of the rated output power of the main knife motor to the rated output power of the self-propelled motor is 6.
4. A snow plough as claimed in claim 1, wherein: the snow sweeper further comprises a first driving shaft used for installing the snow rolling cutter and a second driving shaft used for installing the snow throwing cutter, the first driving shaft extends along the first axial direction, the second driving shaft extends along the second axial direction, the first driving shaft drives the snow rolling cutter to rotate when rotating, the second driving shaft drives the snow throwing cutter to rotate when rotating, and the first driving shaft is perpendicular to the second driving shaft.
5. A snow plough as claimed in claim 4, wherein: the snow throwing knife comprises at least one snow throwing knife blade, the snow throwing knife blade is arranged on the second driving shaft and is symmetrical about the center of the second driving shaft, the snow throwing knife blade is a metal blade, and the snow throwing cavity is arranged on a tangent line of a centrifugal acting force in the rotation direction of the snow throwing knife.
6. A snow plough as claimed in claim 4, wherein: the ratio of the rotation speed of the main knife motor to the rotation speed of the first drive shaft is between 2 and 15.
7. A snow plough as claimed in claim 4, further comprising:
a pulley assembly including a first pulley provided on a motor shaft of the main cutter motor, a second pulley provided on the second driving shaft, and a belt connecting the first pulley and the second pulley, the power output from the main cutter motor being transmitted to the second driving shaft through the first pulley, the belt, and the second pulley;
a transmission assembly connecting the second drive shaft with the first drive shaft and transmitting power from the second drive shaft to the first drive shaft.
8. A snow plough as claimed in claim 7, wherein: the belt pulley assembly further comprises a tensioning mechanism, the tensioning mechanism comprises a tensioning plate, a tensioning wheel and an elastic device, the tensioning wheel and the elastic device are arranged on two sides of the tensioning plate respectively, and the elastic device enables the tensioning wheel to tension a belt of the belt pulley assembly by generating pulling force or pushing force.
9. A snow plough as claimed in claim 7, wherein: the transmission assembly comprises a gear for transmitting power and a shell for accommodating the gear, and the shell is connected with the shell through a fixing rod.
10. A snow plough as claimed in claim 1, wherein: the rated output power of the main knife motor is 2000-15000W, the rated output power of the self-propelled motor is 200-6000W, the rotating speed of the main knife motor is between 1000-35000rpm, and the rotating speed of the self-propelled motor is between 1000-30000 rpm.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011202800.3A CN112176932A (en) | 2020-11-02 | 2020-11-02 | Snow sweeper |
| US17/513,921 US11787034B2 (en) | 2020-11-02 | 2021-10-29 | Power head and outdoor power equipment using the same |
| CA3142447A CA3142447A1 (en) | 2020-11-02 | 2021-11-01 | Power head and outdoor power equipment using the same |
| EP21205770.7A EP3993235A1 (en) | 2020-11-02 | 2021-11-01 | Power head and outdoor power equipment using the same |
| US18/465,142 US20230415325A1 (en) | 2020-11-02 | 2023-09-11 | Power head and outdoor power equipment using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011202800.3A CN112176932A (en) | 2020-11-02 | 2020-11-02 | Snow sweeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112176932A true CN112176932A (en) | 2021-01-05 |
Family
ID=73918052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011202800.3A Pending CN112176932A (en) | 2020-11-02 | 2020-11-02 | Snow sweeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112176932A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022213967A1 (en) * | 2021-04-06 | 2022-10-13 | Globe (jiangsu) Co., Ltd. | Snow thrower and steering method thereof |
-
2020
- 2020-11-02 CN CN202011202800.3A patent/CN112176932A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022213967A1 (en) * | 2021-04-06 | 2022-10-13 | Globe (jiangsu) Co., Ltd. | Snow thrower and steering method thereof |
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