CN1305037A - Two-purpose vehicle for continuously breaking ice and removing snow - Google Patents
Two-purpose vehicle for continuously breaking ice and removing snow Download PDFInfo
- Publication number
- CN1305037A CN1305037A CN 01109450 CN01109450A CN1305037A CN 1305037 A CN1305037 A CN 1305037A CN 01109450 CN01109450 CN 01109450 CN 01109450 A CN01109450 A CN 01109450A CN 1305037 A CN1305037 A CN 1305037A
- Authority
- CN
- China
- Prior art keywords
- auger
- upright
- disk
- frame
- ice
- 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.)
- Pending
Links
Images
Landscapes
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
A two-purpose vehicle for removing snow from road and carrying bulk goods is composed of driver cab, frame, cylinder, auger, walking mechanism, speed variator and engine. The vertical auger set with bottom inlet is arranged in the front of frame. The brush and horizontal auger are arranged at back of frame. An ice remover close to the ground is installed to the bottom of frame.
Description
The present invention relates to a kind of two-purpose vehicle for continuously breaking ice and removing snow, it is a kind ofly to be applicable to cleaning road surface accumulated snow or accumulated ice or with pack into the convertible car of haulage device of the salt in bulk granular goods or accumulated snow or saltern.
At present, cleaning road surface accumulated snow mainly is engineering machinery, and this equipment efficient that clears the snow is low, the use cost height, though national patent discloses several auger type snow-clearing cars, this equipment is to clear the snow with horizontal auger, be applicable to the removing of thin accumulated snow, this equipment just is difficult to remove when accumulated snow is thicker.
The object of the present invention is to provide a kind of accumulated snow that can be adapted to clear up all thickness, and the two-purpose vehicle for continuously breaking ice and removing snow of the haulage device of accumulated snow or other bulk granular goods being packed into.
Purpose of the present invention can reach by following measure: two-purpose vehicle for continuously breaking ice and removing snow, by driver's cabin, vehicle frame, the rear portion lift cylinder, back auger, brush roll, walking mechanism, front gear box, rear transmission gear box, motor, hydraulic pump, compositions such as Hydraulic Station, the upright auger group that one row is made up of upright auger and upright auger shell is housed in the front portion of vehicle frame, the upright auger shell that two-phase is faced connects together, all have a charging aperture in the bottom of each upright auger shell, all charging apertures connect together and form a big adjustable charging aperture, be fixed on the height that can enlarge or dwindle charging aperture that moves up and down of plate on each upright auger shell, pasting of laterally being arranged in a row all is installed in the front portion of the bottom of the screw-conveyer-shaft of upright auger and brush roll to float on the ground and the bottom has discoidal clear ice production apparatus, disk links to each other with screw-conveyer-shaft or power transmission shaft, upright auger group links to each other with the bottom of anterior auger lift cylinder, the top hinge joint of anterior auger lift cylinder is on the top of frame, in the hinge joint of the bottom of upright auger group upright auger rotary oil cylinder is arranged, the other end hinge joint of upright auger rotary oil cylinder is in the bottom of frame, the top of the screw-conveyer-shaft of upright auger in upright auger shell is fixed with the square plate of dialling, be complementary and all having a discharging opening on each upright auger shell of position with the square plate of dialling, side on the top of founding the auger group has a horizontal auger, have the charging aperture that is complementary and is communicated with the discharging opening of upright auger shell on the auger shell of horizontal auger with it, a discharging opening is arranged in the bottom of horizontal auger, an elbow that links to each other with its exit is arranged at the bottom of the discharging opening of horizontal auger, the other end of elbow links to each other with the charging aperture of vertical auger, the two ends of elbow can be respectively with respect to the discharging opening of horizontal auger or the vertically charging aperture rotation of auger, vertically an end of conveying auger rotary oil cylinder links with the auger shell of vertical auger, the other end and elbow hinge joint, bend horizontal turns to an end of oil cylinder and its other end of hinge joint suitable for reading of elbow to link on frame.
Purpose of the present invention can also reach by following measure:
The clear ice roller that a level is arranged in the front portion of upright auger, clear ice roller upward is equipped with the upper toothed sawtooth sheet of excircle at interval by axle and axle to be formed, the rear portion of clear ice roller is fixed on the side arm of two-purpose vehicle for continuously breaking ice and removing snow front portion by plate forms pulls out roller and ice roller clearly of dialling that is arranged on upright auger charging aperture place, side arm links with the bottom of clear ice roller lift cylinder, the top hinge joint of clear ice roller lift cylinder is fixed on the frame, left side in the front portion of side arm, right both sides each fix one before edge-on auger, the packing auger blade of horizontal auger can be left-handed or dextrorotation, also can be that the packing auger blade rotation direction of the left and right sides is opposite.
The disk of clear ice production apparatus is last by the coupled axle of the axle of self, movably elasticity connects down, disk with himself the axle be by spring be fixed in disk on bolster and the bearing support elasticity that is fixed on the axle be connected, the axle that links to each other with disk and the axle of disk self are the axle of hollow, the endoporus of diaxon forms an airway, the last air inlet of airway is connected by the smoke vent of pipeline in motor, on disk, have steam vent, be fixed with a plurality of teeth and the disk support roller that is fixed in the bottom of disk outside in the bottom of disk, also fixing one deck bakelite plate in the bottom surface of disk, a plurality of teeth stretch out outside the bakelite plate, also are distributed with a plurality of teeth on the sidewall of disk.
The motor or hydraulic motor or other drive unit that drive it are equipped with in the top of the clear ice production apparatus of being adorned in the brush roll front portion, clear ice production apparatus links on frame by the horizontally disposed swinging axle of its middle and lower part, and the top of clear ice production apparatus or bottom link to each other with crank mechanism on being fixed in frame.
One or two or a plurality of clear ice production apparatus are installed in the front portion of frame, walking mechanism is installed in bottom in frame, motor and deflecting roller are installed on frame or are removed driver's cabin and motor, back auger, brush roll and oil cylinder and auger, at the top of clear ice production apparatus dress drive motors or hydraulic motor, the lambda line of motor or hydraulic motor or oil circuit have the interface that is connected with external power cord or oil circuit.
A plurality of teeth can be arranged at the bottom at disk, also can be to be fixed with many steel wires to form a wire brush dish in the bottom of disk.
A conveyer belt that is fixed on the traverse cycle on the frame is equipped with at the rear portion of icing roller in the bottom of side arm clearly, and a scraper plate is adorned for one section in every interval on conveyer belt top.Can adorn an acclivitous spout that is complementary with upright auger charging aperture at the discharging opening place of scraper plate.
The packing auger blade of upright auger group and horizontal auger and screw-conveyer-shaft, upright auger shell are hollow and the part in the auger shell has the parts of a plurality of steam vents, and their air inlet links to each other with the exhaust uptake of motor by pipeline.
At the end opening place of charging aperture that founds the auger shell and back auger a front portion of stretching to ground being housed is steel plate, the front portion of rear portion and charging aperture junction have one section rubber tile or other have the scraper plate of elastic plate, there are many vertically disposed telescopic flexible scraper plate depression bars at the anterior steel plate place of scraper plate, and the top of scraper plate depression bar is fixed on the side arm its underpart hinge joint on steel plate.
The present invention has compared with prior art that the compliance of clearing the snow is strong, clean, a tractor serves several purposes of clearing the snow, widely applicable, the high advantage of cleaning accumulated snow efficient.
The drawing of accompanying drawing is described as follows:
Fig. 1 is the front view of two-purpose vehicle for continuously breaking ice and removing snow
Fig. 2 is the right side view of two-purpose vehicle for continuously breaking ice and removing snow
Fig. 3 is the vertical view of two-purpose vehicle for continuously breaking ice and removing snow
Fig. 4 is the front view that has the two-purpose vehicle for continuously breaking ice and removing snow of side arm
Fig. 5 is the front view of hand propelled two-purpose vehicle for continuously breaking ice and removing snow
Fig. 6 is the left side view of hand propelled two-purpose vehicle for continuously breaking ice and removing snow
Fig. 7 is the assembling schematic diagram of scraper plate depression bar
Fig. 8 is the brush clear ice production apparatus of steel wire
Fig. 9 is a front view of not being with the two-purpose vehicle for continuously breaking ice and removing snow of driver's cabin
Figure 10 is the clear ice roller schematic diagram with clear ice-spur
Figure 11 is the schematic diagram of sawtooth sheet
Figure 12 is the partial enlarged drawing of ice production apparatus clearly
Figure 13 is the schematic diagram of conveyer belt
Figure 14 is the schematic diagram that pulls out roller
Below in conjunction with accompanying drawing embodiments of the invention are further described:
Shown in Fig. 1～3: two-purpose vehicle for continuously breaking ice and removing snow, form by driver's cabin 6, vehicle frame 8, rear portion lift cylinder 12, back auger 13, brush roll 14, walking mechanism 16, front gear box 22, rear transmission gear box 24, motor 23, hydraulic pump, Hydraulic Station etc.The upright auger group that one row is made up of upright auger 3 and upright auger shell 4 is housed in the front portion of vehicle frame 8, the upright auger shell 4 that two-phase is faced connects together, all have a charging aperture in the bottom of each upright auger shell 4, all charging apertures connect together and form a big adjustable charging aperture, be fixed on the height that can enlarge or dwindle charging aperture that moves up and down of plate 2 on each upright auger shell 4, the bottom that pasting of laterally being arranged in a row floats on the ground and the bottom has discoidal clear ice production apparatus 15 disks all is installed in the front portion of the bottom of the screw-conveyer-shaft of upright auger 3 and brush roll 14 a plurality of teeth are arranged, disk can or be fixed under the driving of the axle on the frame 8 of brush roll 14 front portions at screw-conveyer-shaft and rotate, upright auger group links to each other with the bottom of anterior auger lift cylinder 5, the top hinge joint of anterior auger lift cylinder 5 is on the top of frame 8, in the hinge joint of the bottom of upright auger group upright auger rotary oil cylinder 18 is arranged, the other end hinge joint of upright auger rotary oil cylinder 18 is in the bottom of frame 8, the top of the screw-conveyer-shaft of upright auger 3 in upright auger shell 4 is fixed with the square plate of dialling, all having a discharging opening with square be complementary each the auger shell rear portion of position of plate of dialling, there is a horizontal auger 9 at rear portion on the top of founding auger, have the charging aperture that is complementary and is communicated with the discharging opening of upright auger on the auger shell of horizontal auger 9 with it, the blade left side of horizontal auger 9 is left-handed, the right side is dextrorotation, a discharging opening is arranged at the bottom at the middle part of horizontal auger 9, on the screw-conveyer-shaft at discharging opening place, be fixed with the scraper plate that is crossing distribution that is complementary with discharging opening, the elbow 10 of 90 degree that link to each other with its exit is arranged at the bottom of the discharging opening of horizontal auger 9, the other end of elbow 10 links to each other with the charging aperture of vertical auger 19, the two ends of elbow 10 can be respectively with respect to the discharging opening of horizontal auger or the vertically charging aperture rotation of auger 19, vertically an end of conveying auger rotary oil cylinder 17 links with the auger shell of vertical auger 19, the other end and elbow 10 hinge joints, bend horizontal turns to an end of oil cylinder 11 and its other end of hinge joint suitable for reading of elbow 10 to link on frame 8.
As Fig. 4, Fig. 7, Figure 10, shown in Figure 11: the clear ice roller 28 that a level is arranged in the front portion of upright auger, clear ice roller 28 is gone up at interval 50mm by axle and axle and the upper toothed sawtooth sheet of excircle is housed is formed, the rear portion of clear ice roller 28 by one be arranged on upright auger charging aperture place dial that plate forms pull out roller 30, pull out roller 30 and ice roller 28 clearly and be fixed on the side arm of two-purpose vehicle for continuously breaking ice and removing snow front portion, side arm links with the bottom of clear ice roller lift cylinder 29, the top hinge joint of clear ice lift cylinder 29 is fixed on the frame 8, the left side in the front portion of side arm, each fixes a vertical preceding edge-on auger 27 of placing right both sides.
As Fig. 5, Fig. 6, shown in Figure 9: it is that one or two or a plurality of clear ice production apparatus 15 are installed in the front portion of frame 8, bottom in frame 8 is installed walking mechanism 16, motor 23 and deflecting roller are installed on frame or are removed driver's cabin 6 and motor 23, back auger 13, brush roll 14 and oil cylinder and auger, at the top of clear ice production apparatus 15 dress drive motors or hydraulic motor, the lambda line of motor or hydraulic motor or oil circuit have the interface that is connected with external power cord or oil circuit.
As Fig. 8, shown in Figure 12: the disk of clear ice production apparatus 15 is last by the coupled axle of the axle of self, movably elasticity connects down, disk with himself the axle be by spring 35 be fixed in disk on bolster and the bearing support elasticity that is fixed on the axle be connected, the axle that links to each other with disk and the axle of disk self are the axle of hollow, the endoporus of diaxon forms an airway, the last air inlet of airway is connected by the smoke vent of pipeline in motor 23, on disk, have steam vent 39, be fixed with a plurality of teeth and the disk support roller 34 that is fixed in the bottom of disk outside in the bottom of disk, also be distributed with a plurality of teeth on the sidewall of disk.A motor that drives it is housed on clear ice production apparatus 15 tops that each brush roll 14 is adorned, whole clear ice production apparatus 15 links on frame 8 by the horizontally disposed swinging axle 33 of its middle and lower part, and the top of clear ice production apparatus 15 links to each other with the crank mechanism on being fixed in frame 8.Embodiment shown in Figure 8 is fixed with the clear ice production apparatus that many steel wires form a wire brush dish type in the bottom of disk.
As shown in figure 13: remove the clear ice roller 28 of upright auger in the bottom of side arm, the conveyer belt of a traverse cycle is housed on the side arm at the rear portion of icing roller 28 clearly, every interval 100mm adorns the scraper plate that a steel plate is made on conveyer belt top, adorns an acclivitous spout that is complementary with upright auger charging aperture at the discharging opening place of scraper plate.
Claims (9)
1, two-purpose vehicle for continuously breaking ice and removing snow, by driver's cabin (6), vehicle frame (8), rear portion lift cylinder (12), back auger (13), brush roll (14), walking mechanism (16), front gear box (22), rear transmission gear box (24), motor (23), hydraulic pump, compositions such as Hydraulic Station, it is characterized in that: the upright auger group that a row is made up of upright auger (3) and upright auger shell (4) is housed in the front portion of vehicle frame (8), the upright auger shell (4) that two-phase is faced connects together, all have a charging aperture in the bottom of each upright auger shell (4), all charging apertures connect together and form a big adjustable charging aperture, be fixed on the height that can enlarge or dwindle charging aperture that moves up and down of plate (2) on each upright auger shell (4), pasting of laterally being arranged in a row all is installed in the front portion of the bottom of the screw-conveyer-shaft of upright auger (3) and brush roll (14) to float on the ground and the bottom has discoidal clear ice production apparatus (15), disk links to each other with screw-conveyer-shaft or power transmission shaft, upright auger group links to each other with the bottom of anterior auger lift cylinder (5), the top hinge joint of anterior auger lift cylinder (5) is on the top of frame (8), in the hinge joint of the bottom of upright auger group upright auger rotary oil cylinder (18) is arranged, the other end hinge joint of upright auger rotary oil cylinder (18) is in the bottom of frame (8), the top of the screw-conveyer-shaft of upright auger (3) in upright auger shell (4) is fixed with the square plate of dialling, be complementary and all having a discharging opening on each upright auger shell (4) of position with the square plate of dialling, side on the top of founding the auger group has a horizontal auger (9), have the charging aperture that is complementary and is communicated with the discharging opening of upright auger shell (4) on the auger shell of horizontal auger (9) with it, in the bottom of horizontal auger (9) discharging opening is arranged, an elbow that links to each other with its exit (10) is arranged at the bottom of the discharging opening of horizontal auger (9), the other end of elbow (10) links to each other with the charging aperture of vertical auger (19), the two ends of elbow (10) can be respectively with respect to the discharging opening of horizontal auger (9) or the vertically charging aperture rotation of auger (19), vertically an end of conveying auger rotary oil cylinder (17) links with the auger shell of vertical auger (19), the other end and elbow (10) hinge joint, bend horizontal turns to an end of oil cylinder (11) and its other end of hinge joint suitable for reading of elbow (10) to link on frame (8).
2, two-purpose vehicle for continuously breaking ice and removing snow according to claim 1, it is characterized in that: the clear ice roller (28) that a level is arranged in the front portion of upright auger, clear ice roller (28) upward is equipped with the upper toothed sawtooth sheet of excircle at interval by axle and axle to be formed, the rear portion of clear ice roller (28) is fixed on the side arm of two-purpose vehicle for continuously breaking ice and removing snow front portion by plate forms pulls out roller (30) and ice roller (28) clearly of dialling that is arranged on upright auger charging aperture place, side arm links with the bottom of clear ice roller lift cylinder (29), the top hinge joint of clear ice roller lift cylinder (29) is fixed on the frame (8), left side in the front portion of side arm, right both sides each fix one before edge-on auger (27), the packing auger blade of horizontal auger (9) can be left-handed or dextrorotation, also can be that the packing auger blade rotation direction of the left and right sides is opposite.
3, two-purpose vehicle for continuously breaking ice and removing snow according to claim 1, it is characterized in that: the disk of clear ice production apparatus (15) is last by the coupled axle of the axle of self, movably elasticity connects down, disk with himself the axle be by spring (35) be fixed in disk on bolster and the bearing support elasticity that is fixed on the axle be connected, the axle that links to each other with disk and the axle of disk self are the axle of hollow, the endoporus of diaxon forms an airway, the last air inlet of airway is connected by the smoke vent of pipeline in motor (23), on disk, have steam vent (39), be fixed with a plurality of teeth and the disk support roller (34) that is fixed in the bottom of disk outside in the bottom of disk, also fixing one deck bakelite plate in the bottom surface of disk, a plurality of teeth stretch out outside the bakelite plate, also are distributed with a plurality of teeth on the sidewall of disk.
4, two-purpose vehicle for continuously breaking ice and removing snow according to claim 1, it is characterized in that: motor or hydraulic motor or other drive unit that drives it is housed on the top of the anterior clear ice production apparatus of being adorned (15) of brush roll (14), clear ice production apparatus (15) links on frame (8) by the horizontally disposed swinging axle (33) of its middle and lower part, and the top of ice production apparatus (15) or bottom link to each other with crank mechanism on being fixed in frame (8) clearly.
5, two-purpose vehicle for continuously breaking ice and removing snow according to claim 1, it is characterized in that: it is that one or two or a plurality of clear ice production apparatus (15) are installed in the front portion of frame (8), walking mechanism (16) is installed in bottom in frame (8), go up installation motor (23) and deflecting roller or remove driver's cabin (6) and motor (23) in frame (8), back auger (13), brush roll (14) and oil cylinder and auger, at the top of clear ice production apparatus (15) dress drive motors or hydraulic motor, the lambda line of motor or hydraulic motor or oil circuit have the interface that is connected with external power cord or oil circuit.
6, two-purpose vehicle for continuously breaking ice and removing snow according to claim 4 is characterized in that: a plurality of teeth can be arranged at the bottom at disk, also can be to be fixed with many steel wires to form a wire brush dish in the bottom of disk.
7, two-purpose vehicle for continuously breaking ice and removing snow according to claim 1 and 2, it is characterized in that: a conveyer belt that is fixed on the traverse cycle on the frame (8) is equipped with at the rear portion of icing roller (28) in the bottom of side arm clearly, a scraper plate is adorned for one section in every interval on conveyer belt top, can adorn an acclivitous spout that is complementary with upright auger charging aperture at the discharging opening place of scraper plate.
8, two-purpose vehicle for continuously breaking ice and removing snow according to claim 1, it is characterized in that: the packing auger blade of upright auger group and horizontal auger (9) and screw-conveyer-shaft, upright auger shell (4) are hollow and the part in the auger shell has the parts of a plurality of steam vents, and their air inlet links to each other with the exhaust uptake of motor by pipeline.
9, two-purpose vehicle for continuously breaking ice and removing snow according to claim 2, it is characterized in that: at the end opening place of charging aperture that founds auger shell (4) and back auger (13) front portion of stretching to ground being housed is steel plate, the front portion of rear portion and charging aperture junction have one section rubber tile or other have the scraper plate of elastic plate, there are many vertically disposed telescopic flexible scraper plate depression bars at the anterior steel plate place of scraper plate, and the top of scraper plate depression bar is fixed on the side arm its underpart hinge joint on steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01109450 CN1305037A (en) | 2001-03-13 | 2001-03-13 | Two-purpose vehicle for continuously breaking ice and removing snow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01109450 CN1305037A (en) | 2001-03-13 | 2001-03-13 | Two-purpose vehicle for continuously breaking ice and removing snow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1305037A true CN1305037A (en) | 2001-07-25 |
Family
ID=4657937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01109450 Pending CN1305037A (en) | 2001-03-13 | 2001-03-13 | Two-purpose vehicle for continuously breaking ice and removing snow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1305037A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105696511A (en) * | 2016-02-12 | 2016-06-22 | 邢鹏达 | Crawler type road snow sweeper |
| CN106677101A (en) * | 2017-01-12 | 2017-05-17 | 徐老大 | Improved multipurpose cleaning vehicle |
| RU2815581C1 (en) * | 2023-01-26 | 2024-03-19 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Саратовский государственный технический университет имени Гагарина Ю.А." (СГТУ имени Гагарина Ю.А.) | Equipment for destroying ice on road surfaces |
-
2001
- 2001-03-13 CN CN 01109450 patent/CN1305037A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105696511A (en) * | 2016-02-12 | 2016-06-22 | 邢鹏达 | Crawler type road snow sweeper |
| CN106677101A (en) * | 2017-01-12 | 2017-05-17 | 徐老大 | Improved multipurpose cleaning vehicle |
| RU2815581C1 (en) * | 2023-01-26 | 2024-03-19 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Саратовский государственный технический университет имени Гагарина Ю.А." (СГТУ имени Гагарина Ю.А.) | Equipment for destroying ice on road surfaces |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2570322Y (en) | Multifunctional road surface,land ice and snow sweeping vehicle | |
| CN101967808B (en) | Road sweeper | |
| CN1052051C (en) | Apparatus for cleaning ballast | |
| CN106436622A (en) | Self-propelled road surface garbage clearing vehicle | |
| CN108203959A (en) | A kind of cleaning assembly of refuse cleaning vehicle | |
| CN109440718A (en) | Vehicle and its method for cleaning are cleared up in a kind of reciprocating sieve fraction sandy beach | |
| CN2425948Y (en) | Refuse cleaning vehicle | |
| CN2469043Y (en) | Wringer type two purpose vehicle for snow-removing and loading | |
| CN1305037A (en) | Two-purpose vehicle for continuously breaking ice and removing snow | |
| CN1011898B (en) | Snowremoval blower | |
| CN2646201Y (en) | Road sweeper without auxiliary engine | |
| CN208395767U (en) | A kind of road sweeper | |
| CN108978565B (en) | Sweeper with compact structure | |
| CN216551755U (en) | Scraper type snow removing device | |
| CN2856154Y (en) | Obstacle surmounting snowsweeper | |
| CN205152879U (en) | Two machine cars that clean of sleeper snow | |
| CN114744966A (en) | Solar photovoltaic module with snow removing function | |
| CN2698843Y (en) | Snow-melt agent spreading machine | |
| CN2434337Y (en) | Hinge ice breaking and snow removing appts | |
| CN2510537Y (en) | Sweeping device of road scavenging vehicle | |
| CA2390492A1 (en) | Conveyor for mechanical street sweeper | |
| CN2223753Y (en) | Road cleaning vehicle | |
| CN2861269Y (en) | Handpush rubbish sweeper | |
| CN2727236Y (en) | Multifunctional cleaning vehicles | |
| CN217078588U (en) | Municipal administration road snow shoveling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |