CN107178060B - Snow sweeper - Google Patents
Snow sweeper Download PDFInfo
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- CN107178060B CN107178060B CN201710431953.7A CN201710431953A CN107178060B CN 107178060 B CN107178060 B CN 107178060B CN 201710431953 A CN201710431953 A CN 201710431953A CN 107178060 B CN107178060 B CN 107178060B
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- snow
- upper cover
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- sweeper
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- 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
- E01H5/045—Means per se for conveying or discharging the dislodged material, e.g. rotary impellers, discharge chutes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Soil Working Implements (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a snow sweeper, which belongs to the field of snow sweeping equipment and comprises a sweeper body, wherein a snow outlet device is arranged on the sweeper body, the snow outlet device comprises a main body and an upper cover capable of rotating up and down relative to the main body, the snow outlet device also comprises a lock pin and more than two lock grooves matched with the lock pin, one of the upper cover and the main body is provided with the lock pin, the other one of the upper cover and the main body is provided with the more than two lock grooves, the lock pin is inserted into the lock grooves to position the mutual rotating angle between the upper cover and the main body, and a movable switch for driving the lock pin to be inserted into or pulled out of the lock grooves is arranged on the upper cover. The snow sweeper has the advantage that the snow outlet direction of the snow sweeper is more convenient to adjust. The snow sweeper is used for sweeping snow.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a snow sweeper, and belongs to the field of snow sweeping equipment.
[ background ] A method for producing a semiconductor device
With the improvement of the technological level, the snow sweeper is widely used for sweeping the accumulated snow on the road abroad, the domestic market is gradually used, the main principle of the snow sweeper is that a drive source is used for driving a packing auger to rotate, the accumulated snow on the road is sucked and rolled into the snow sweeper, then the snow is thrown to two sides of the road or other designated positions through a snow outlet device, the snow outlet device of the snow sweeper on the existing market comprises an up-and-down adjusting mode and a left-and-right adjusting mode, and for the up-and-down adjusting mode, a mode of screwing and fixing an upper snow outlet assembly and a lower snow outlet assembly through knobs on two sides is generally adopted, for example, the Chinese patent CN205576820U.
The snow outlet device with the structure has certain defects that the adjustment is relatively slow and the man-machine efficiency is poor by screwing or loosening the knob leftwards and rightwards; secondly, in the adjusting mode, the snow outlet device is provided with the sliding groove, and snow is easy to leak due to the sliding groove.
[ summary of the invention ]
The invention aims to overcome the defects of the prior art and provide a snow sweeper, so that the snow outlet direction of the snow sweeper is more convenient to adjust.
To solve the technical problem, the invention adopts the following technical scheme:
a snow sweeper comprises a sweeper body, wherein a snow outlet device is arranged on the sweeper body, the snow outlet device comprises a main body and an upper cover which can rotate up and down relative to the main body, the snow outlet device further comprises a lock pin and more than two lock grooves matched with the lock pin, the lock pin is arranged on one of the upper cover and the main body, the lock groove is arranged on the other of the upper cover and the main body, the lock pin is inserted into the lock groove to position the mutual rotation angle between the upper cover and the main body, and a movable switch for driving the lock pin to be inserted into or pulled out of the lock groove is arranged on the upper cover.
Preferably, the lock pin is movably mounted on the upper cover, and the main body is provided with more than two lock grooves.
Preferably, the main body includes a main housing and a locking block protrudingly provided on the main housing, and the two or more locking grooves are provided on the locking block.
Preferably, the upper cover comprises a cover body part and a handle part, and the lock pin and the movable switch are both arranged in the handle part.
Preferably, a reset piece is arranged between the lock pin and the inner wall of the upper cover, the movable switch is hinged on the upper cover or is slidably mounted on the upper cover, and the movable switch drives the lock pin to compress the reset piece when being pressed.
Preferably, the lock pin comprises a pin column and a limiting part arranged on the periphery of the pin column, the upper cover is provided with a limiting plate for blocking the limiting part, and the limiting plate is provided with a through hole for the pin column to pass through.
Preferably, the limiting part is provided with a flange, the movable switch is provided with a toggle piece which pushes against the flange to toggle the lock pin to stretch, and the toggle piece is positioned between the flange and the limiting plate.
Preferably, the limiting part comprises a pin bush, the pin column and the pin bush are integrally formed or fixedly connected, and one end of the pin bush is provided with a first groove for installing the resetting piece.
Preferably, the other end of the pin bush is provided with a second groove, the limiting plate is provided with a guide post matched with the second groove, and the through hole is formed in the guide post.
Preferably, a fluted disc is arranged on the periphery of the main body, a gear is meshed with the fluted disc, the gear is connected with a motor, and the motor is connected with a reversing switch.
The invention has the following beneficial effects:
according to the snow sweeper, the upper cover and the main body are locked in a mode of the lock pin and the lock groove, the lock pin is inserted into the lock groove to position the mutual rotation angle between the upper cover and the main body, so that the upper cover can be locked at a plurality of positions in the rotation process, and the upper cover and the main body can be adjusted in the vertical direction. The locking mode that this kind of lockpin inserts the locked groove, it is more quick during the regulation, and a bit, traditional snowplow relies on the regulation mode of knob, and its locking force mainly relies on the frictional force between upper shield and the main part, and the frictional force is not stable for the locking force, and is difficult not hard up when the upper shield receives great snow throwing to strike, and the locking mode of lockpin and locked groove, locking force is very stable, even if can not take place not hard up when receiving great snow throwing to strike, and locking effect is better.
In addition, the movable switch is arranged on the upper cover, the bolt can be controlled to be inserted into or pulled out of the lock groove by pressing the movable switch, after the design, when a user needs to rotate and adjust the upper cover up and down, the user only needs to operate with one hand, hold the upper cover with one hand, press the movable switch with fingers, and directly apply the force to the upper cover with one hand after pressing, so that the rotation is carried out, the whole adjusting process is further completed, the force application position does not need to be changed, and the original knob adjusting mode needs to unscrew the knob firstly and then apply the force to the upper cover for rotation after unscrewing the knob, so that the number of steps is large, and the adjustment is complicated.
In addition, in a preferred mode of the invention, a handle part is also arranged on the upper cover so as to facilitate a user to have a better force application position during adjustment, in addition, the left-right adjustment mode of the main body of the snow sweeper is also improved, the left-right adjustment mode of a snow discharger of the traditional snow sweeper generally adopts a hard shaft rocker or flexible shaft rocker rotating mode, the core of the left-right adjustment mode is a worm and gear structure, a worm drive connected with a hard shaft or a flexible shaft is connected with a worm gear, and the worm drives the snow discharger to rotate left and right when rotating, so that the structural space has a large operation range and is not labor-saving, and in the process of starting the whole machine by the user to move forwards or backwards, the user can only operate two hands to adjust the left and right angles of the snow outlet, and the efficient snow removal by the user is not facilitated. The original transmission mode of the worm and gear is changed into a mode that the gear drives the fluted disc, and the reversing switch is used for driving the motor to rotate forward and backward to realize left-right rotation, so that the adjusting mode is more labor-saving, and the left-right rotation can be realized by single-hand operation.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.
[ description of the drawings ]
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of a snow sweeper according to a first embodiment of the present invention;
FIG. 2 is an exploded view of a snow blower and a snow blower body according to an embodiment of the snow sweeper of the present invention;
FIG. 3 is an exploded view of a snow extractor in accordance with one embodiment of the snow sweeper of the present invention;
FIG. 4 is a schematic cross-sectional view of a snow blower according to one embodiment of the snow sweeper of the present invention;
FIG. 5 is a schematic structural view of a movable switch of the snow sweeper of the present invention;
fig. 6 is a schematic view illustrating the adjustment of the snow remover in the left-right direction according to the first embodiment of the snow sweeper.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all of them. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
In the following description, the terms such as "inner", "outer", "upper", "lower", "left", "right", etc., which indicate the orientation or positional relationship shown on the basis of the drawings, are presented only for convenience of describing the embodiments and for simplification of 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.
Example 1:
as shown in fig. 1 to 6, the snow sweeper shown in the present embodiment comprises a body 1, the body 1 comprises a snow scraping device 11, a snow throwing device 12, a walking mechanism 13, an operating handle 14 and a driving system, the structure of the part of the body 1 is already prior art and is not illustrated too much, a snow thrower 2 is arranged on the body 1, wherein the driving system drives the snow scraping device 11 to scrape snow on the ground, the scraped snow enters the body 1, and the snow is thrown out of the snow thrower 2 through the snow throwing device 12, the snow thrower 2 is mainly used for adjusting the direction of snow throwing to control the thrown snow to fall to a designated area, such as two sides of a road when sweeping snow on the road, the adjustment mode of the snow thrower 2 mainly comprises an up-down direction adjustment and a left-right direction adjustment, the snow thrower 2 in the present embodiment comprises a body 21 and an upper cover 22 which can rotate up and down relative to the body 21, the up-down direction adjustment is mainly realized by the relative rotation of the upper cover 22 to the body 21, and the left-right direction adjustment is realized by the rotation of the body 21.
In this embodiment, the up-down direction adjustment is mainly achieved by the matching manner of the lock pin 23 and the lock groove 241, the snow remover 2 further comprises the lock pin 23 and more than two lock grooves 241 matched with the lock pin 23, in this embodiment, the lock pin 23 is arranged on the upper cover 22, the lock grooves 241 are arranged on the main body 21, the number of the lock grooves 241 is multiple, the multiple lock grooves 241 are distributed at intervals along the rotation direction of the upper cover 22, and the lock pins 23 are inserted into the lock grooves 241 to position the mutual rotation angle between the upper cover 22 and the main body 21, so that the upper cover 22 can be locked at multiple positions in the rotation process, and thus the up-down direction adjustment between the upper cover 22 and the main body 21 is achieved.
The locking mode of the locking pin 23 inserted into the locking groove 241 is faster in adjustment, and a little bit, the locking force of the traditional snowplow by means of knob adjustment mainly depends on the friction force between the upper cover 22 and the main body 21, however, the friction force is unstable and is easy to loosen when the upper cover 22 is impacted by a large snow throwing, and the locking mode of the locking pin 23 and the locking groove 241 has stable locking force, can not loosen even when the upper cover is impacted by a large snow throwing, and has better locking effect.
In addition, in the present embodiment, the movable switch 25 is disposed on the upper cover 22, and the locking pin 23 can be controlled to be inserted into or pulled out of the locking groove 241 by pressing the movable switch 25, so that after the design, when a user needs to adjust the upper cover 22 by rotating it up and down, the user only needs to operate with one hand, hold the upper cover 22 with one hand and press the movable switch 25 with fingers, and then directly apply the movable switch to the upper cover 22 with one hand to rotate, and the whole adjustment process is completed in one step without changing the force application position.
The concrete structure is as follows:
the main part 21 includes main casing 211 and the protruding locking piece 24 of establishing on main casing 211, establish at locking groove 241 more than two on the locking piece 24, the design like this, locking piece 24 can not occupy the inner space of main casing 211, can let the inner space of main casing 211 more smooth, and the resistance of throwing snow is littleer, is provided with the hinge hole on the locking piece 24, and upper shield 22 articulates on this locking piece 24 through a articulated shaft.
The upper cover 22 includes a cover body 221 and a handle 222, in this embodiment, the cover body 221 is a U-shaped cover body, the handle 222 is protruded on the top of the cover body 221, and the latch 23 and the movable switch 25 are both installed in the handle 222. After the handle portion 222 is provided, on one hand, a better force application position can be provided for the user, and on the other hand, an installation space can be provided for the components such as the movable switch 25 and the lock pin 23, so that the lock pin 23, the movable switch 25 and the like can not occupy the inner space of the cover body portion 221, the inner space of the cover body portion 221 can be kept smooth, and the snow throwing resistance is smaller.
In the present embodiment, the movable switch 25 is preferably a trigger, the movable switch 25 is hinged to the handle portion 222, as shown in fig. 3 and 4, one end of the movable switch 25 is hinged to the handle portion 222, the other end of the movable switch is used for driving the lock pin 23 to move up and down, a reset member 27 is disposed between the lock pin 23 and the inner wall of the handle portion 222, the reset member 27 may be a spring, a metal elastic sheet, a rubber pad, or the like, in the present embodiment, a spring is preferred, when a user presses the movable switch 25, the free end of the movable switch 25 drives the lock pin 23 to compress the reset member 27, so that the lock pin 23 is disengaged from the lock groove 241, and when the movable switch 25 is released, the lock pin 23 is reinserted into the slot under the action of the reset member 27 to complete locking. The reset member 27 in this embodiment not only resets the lock pin 23 but also resets the movable switch 25.
The lock pin 23 in this embodiment includes the pin 231 and the limiting portion disposed at the periphery of the pin 231, in this embodiment, the limiting portion is preferably a pin sleeve 232, the pin 231 and the pin sleeve 232 may be an integrated structure, or may be fixedly connected, in this embodiment, preferably two fixed connections are provided, so that the pin 231 may be made of metal, and has better fastness, and the pin sleeve 232 may be injection molded, and both may be nested together in an interference fit manner.
The upper cover 22 is provided with a limiting plate 26 for blocking the limiting portion, in this embodiment, the limiting plate 26 is installed on the upper cover 22 through a screw, the limiting plate 26 is located below the limiting portion and is used for blocking the limiting portion and preventing the limiting portion from falling excessively to leave the handle portion 222, the limiting plate 26 is provided with a through hole for the pin 231 to pass through, that is, the pin 231 can pass through the through hole, but the limiting portion cannot pass through the limiting plate 26.
One end of the pin sleeve 232 is provided with a first groove 2301, in this embodiment, the first groove 2301 is arranged at the top of the pin sleeve 232 for mounting a spring, in this embodiment, the other end of the pin sleeve 232 is provided with a second groove 2302, in this embodiment, the second groove 2302 is arranged at the bottom of the pin sleeve 232, the limiting plate 26 is provided with a guide post 261 matched with the second groove 2302, and the through hole is arranged in the guide post 261. The guiding column 261 and the second groove 2302 are matched with each other, so that the guiding effect of the guiding plate on the locking pin 23 is achieved, and the positioning is more accurate.
In other embodiments, the guide pin 261 may not be provided, and the guide function of the lock pin 23 may be achieved by the through hole and the pin 231 being engaged with each other, thereby achieving the effect of accurate positioning.
In addition, in this embodiment, a flange 233 is disposed on an outer periphery of the pin sleeve 232, a toggle piece 251 is disposed at a free end of the movable switch 25, the toggle piece 251 is located between the flange 233 and the position-limiting plate 26, and when the movable switch 25 is pressed, the free end rotates, so that the toggle piece 251 abuts against the flange 233, and the lock pin 23 is driven to ascend. The flange 233 is preferably non-circular in this embodiment, and the movable switch 25 is provided with a vertical wall 252, the non-circular flange 233 not rotating within the vertical wall 252.
It should be noted that, in other embodiments, the flange 233 is not necessary, the toggle piece 251 can directly toggle the bottom of the pin sleeve 232, and the toggle effect can also be achieved, and only after the flange 233 is disposed, a distance can be disposed between the flange 233 and the pin sleeve 232, so that a distance for opening and closing can be avoided, and the installation space can be reduced.
As shown in fig. 6, which is a schematic diagram of the snow discharger 2 in the present embodiment for adjusting in the left-right direction, in the present embodiment, a toothed disc 28 is disposed at the bottom of the main body 21, the toothed disc 28 is engaged with a gear 29, the gear 29 is connected to a motor 291, the motor 291 is connected to a controller 292, the controller 292 is connected to a reversing switch 293, the reversing switch 293 is disposed on the operating handle 14, and when the reversing switch 293 is shifted in different directions, the motor 291 can be controlled to rotate forward or backward, so that the adjustment manner is more labor-saving, and the left-right direction rotation can be realized by one-hand operation. In this embodiment, the snow blower 2 further comprises a protective cover 294, and the protective cover 294 is used for protecting the gear 29.
Example 2
The difference from the embodiment 1 is that the movable switch in the embodiment is slidably mounted on the handle part instead of being hinged on the handle part, and when the movable switch floats up and down, the lock pin is toggled to lift up and down.
Example 3
The difference from embodiment 1 is that in this embodiment, the lock pin is disposed on the main body, and the lock groove is disposed on the upper cover, specifically, the lock block is disposed on the upper cover, the lock groove is disposed on the lock block, and the spring is disposed between the lock block and the upper cover.
Example 4
The difference from embodiment 1 is that the latch in this embodiment is provided at the side of the upper cover, the movable switch is also provided at the side of the upper cover, and the latch groove is provided at the side of the main body.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that the present invention may be practiced without limitation to such specific embodiments. Any modifications which do not depart from the functional and structural principles of the present invention are intended to be included within the scope of the claims.
Claims (8)
1. A snow sweeper comprises a sweeper body, wherein a snow outlet device is arranged on the sweeper body, the snow outlet device comprises a main body and an upper cover which can rotate up and down relative to the main body, and the snow sweeper is characterized by comprising a snow scraping device, a snow throwing device and a driving system, wherein the driving system is used for driving the snow scraping device to scrape snow on the ground, the scraped snow enters the sweeper body, and the snow is thrown out of the snow outlet device through the snow throwing device; the snow remover also comprises a lock pin and more than two lock grooves matched with the lock pin, one of the upper cover and the main body is provided with the lock pin, the other one of the upper cover and the main body is provided with the more than two lock grooves, the lock pin is inserted into the lock grooves to position the mutual rotation angle between the upper cover and the main body, and the upper cover is provided with a movable switch for driving the lock pin to be inserted into or pulled out of the lock grooves; a reset piece is arranged between the lock pin and the inner wall of the upper cover, the movable switch is hinged on the upper cover or is arranged on the upper cover in a sliding manner, and the movable switch drives the lock pin to compress the reset piece when being pressed;
the lock pin comprises a pin column and a limiting part arranged on the periphery of the pin column, the upper cover is provided with a limiting plate for blocking the limiting part, and the limiting plate is provided with a through hole for the pin column to pass through.
2. A snow plough as set forth in claim 1 wherein said locking pin is movably mounted to said upper housing and said body is provided with said two or more locking slots.
3. The snow sweeper of claim 2, wherein the body comprises a main housing and a locking block projecting from the main housing, the two or more locking slots being provided in the locking block.
4. A snow sweeper as claimed in claim 2, wherein said upper cover includes a cover body portion and a handle portion, said latch and said movable switch being mounted within said handle portion.
5. The snow sweeper of claim 1, wherein a flange is disposed on the limiting portion, the movable switch is provided with a toggle piece which abuts against the flange to toggle the lock pin to extend and retract, and the toggle piece is located between the flange and the limiting plate.
6. The snow sweeper of claim 1, wherein the limiting portion comprises a pin sleeve, the pin is integrally formed or fixedly connected with the pin sleeve, and a first groove for mounting the restoring member is formed at one end of the pin sleeve.
7. The snow sweeper of claim 6, wherein a second groove is formed at the other end of the pin sleeve, a guide post matched with the second groove is formed on the limiting plate, and the through hole is formed in the guide post.
8. A snow plough according to any one of claims 1 to 7, wherein the main body has a toothed disc on the periphery thereof, the toothed disc engaging a gear, the gear being connected to a motor, the motor being connected to a reversing switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710431953.7A CN107178060B (en) | 2017-06-09 | 2017-06-09 | Snow sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710431953.7A CN107178060B (en) | 2017-06-09 | 2017-06-09 | Snow sweeper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107178060A CN107178060A (en) | 2017-09-19 |
| CN107178060B true CN107178060B (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710431953.7A Active CN107178060B (en) | 2017-06-09 | 2017-06-09 | Snow sweeper |
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| Country | Link |
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| CN (1) | CN107178060B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009144349A (en) * | 2007-12-11 | 2009-07-02 | Yoka Ind Co Ltd | Snow plow |
| CN201665847U (en) * | 2010-04-26 | 2010-12-08 | 浙江濠泰机械有限公司 | Snow discharging device of snowblower |
| CN201908273U (en) * | 2010-12-03 | 2011-07-27 | 孙小伟 | Snow outlet adjusting device for snow sweeper |
| CN102691274A (en) * | 2012-05-18 | 2012-09-26 | 浙江亚特电器有限公司 | Upper and lower nozzle connection structure of snow outlet barrel for snow sweeper |
| CN202809549U (en) * | 2012-09-29 | 2013-03-20 | 白山市星泰矿山机械制造有限公司 | Snowblower |
| CN205576820U (en) * | 2016-04-22 | 2016-09-14 | 苏州艾维科斯园林设备有限公司 | Go out snow bucket rotating -structure |
| CN106400725A (en) * | 2016-11-09 | 2017-02-15 | 江苏柳工机械有限公司 | Snow blower of skip steer loader |
| CN207267973U (en) * | 2017-06-09 | 2018-04-24 | 浙江亚特电器有限公司 | A kind of snowplough |
-
2017
- 2017-06-09 CN CN201710431953.7A patent/CN107178060B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009144349A (en) * | 2007-12-11 | 2009-07-02 | Yoka Ind Co Ltd | Snow plow |
| CN201665847U (en) * | 2010-04-26 | 2010-12-08 | 浙江濠泰机械有限公司 | Snow discharging device of snowblower |
| CN201908273U (en) * | 2010-12-03 | 2011-07-27 | 孙小伟 | Snow outlet adjusting device for snow sweeper |
| CN102691274A (en) * | 2012-05-18 | 2012-09-26 | 浙江亚特电器有限公司 | Upper and lower nozzle connection structure of snow outlet barrel for snow sweeper |
| CN202809549U (en) * | 2012-09-29 | 2013-03-20 | 白山市星泰矿山机械制造有限公司 | Snowblower |
| CN205576820U (en) * | 2016-04-22 | 2016-09-14 | 苏州艾维科斯园林设备有限公司 | Go out snow bucket rotating -structure |
| CN106400725A (en) * | 2016-11-09 | 2017-02-15 | 江苏柳工机械有限公司 | Snow blower of skip steer loader |
| CN207267973U (en) * | 2017-06-09 | 2018-04-24 | 浙江亚特电器有限公司 | A kind of snowplough |
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| CN107178060A (en) | 2017-09-19 |
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Address after: No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Yate Electric Appliance Co.,Ltd. Address before: 314100 No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant before: ZHEJIANG YAT ELECTRICAL APPLIANCE Co.,Ltd. |
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