CN201178582Y - Front hanging electric mowing vehicle - Google Patents
Front hanging electric mowing vehicle Download PDFInfo
- Publication number
- CN201178582Y CN201178582Y CNU2008200851916U CN200820085191U CN201178582Y CN 201178582 Y CN201178582 Y CN 201178582Y CN U2008200851916 U CNU2008200851916 U CN U2008200851916U CN 200820085191 U CN200820085191 U CN 200820085191U CN 201178582 Y CN201178582 Y CN 201178582Y
- Authority
- CN
- China
- Prior art keywords
- frame
- mowing
- grass
- mower
- electric motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/64—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
- A01D34/66—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with two or more cutters
- A01D34/661—Mounting means
- A01D34/662—Mounting means to the front of the vehicle
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/64—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
- A01D2034/645—Lifting means for the cutter of the lawnmower mounted at the front of the vehicle for inspection and maintenance
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The utility model relates to a front-suspension electric mower, which belongs to the technical field of a gardening tool and comprises an electric motor car. The front-suspension electric mower is characterized in that the front end of a frame of the electric motor car is provided with a mowing machine, the mowing machine comprises a steel frame and a mowing plate connected and arranged at the lower part of the steel frame, the side of the steel frame is provided with an idler wheel, the bottom of the mowing plate is provided and matched with three pairs of blades presenting a delta shape arraying structure, the blades are connected to the two ends of a retaining plate, and the retaining plate is connected with a DC motor fixed on the mowing plate by the driving way. The front-suspension electric mower has the technical proposal that the front end of the frame of the electric motor car is connected with the mowing machine, thereby being convenient for disassembly and maintenance, and having convenient use. The bottom of the mowing plate is matched and provided with three pairs of blades presenting the delta shape arraying structure, so greensward can be pruned once, the problem that a part of grass is not pruned can not occur, and efficient and complete pruning of lawn can be realized. Meanwhile, the structure of the electric motor car is compact, the production cost is low, an environment-friendly lead-acid battery is adopted to be used as a power supply of the mower, surrounding environment can not be polluted, and the service life is long.
Description
Technical field
The utility model belongs to the garden instrument technical field, is specially a kind of front hanging type electromotion grass-mowing machine.
Background technology
Now, grass-cutting vehicle has become the indispensable instrument that cuts the grass on a lawn, especially the gasoline grass-cutting vehicle is general especially, but because the gasoline grass-cutting vehicle in work, inevitably produces tail gas and high noisy, severe contamination surrounding environment, along with the reinforcement of people's environmental consciousness, electric grass-cutting vehicle just arises at the historic moment, and it has not only avoided the generation of tail gas, but also greatly reduce noise, meet numerous people more to environmental protection requirement.The mower of the grass-cutting vehicle that uses all is installed in bottom of frame at present, installs, dismantles, keeps in repair very inconvenient.
The utility model content
At the above-mentioned problems in the prior art, the purpose of this utility model is to design the technical scheme that front hanging type electromotion grass-mowing machine efficiently easy to loading and unloading is provided, and mower is installed in the front end of electric motor car, is convenient to mounting or dismounting and maintenance, and is easy to use.
Described a kind of front hanging type electromotion grass-mowing machine, agent structure comprises electric motor car, the vehicle frame front end connection that it is characterized in that electric motor car is provided with mower, described mower comprises that steelframe and its underpart connect the mowing dish that is provided with, the steelframe side is installed roller, the mowing tray bottom is equipped with the blade of three pairs of one-tenth " product " font arrangement architecture, and blade is connected the fixed head two ends, and fixed head is in transmission connection with the direct current generator that is fixed on the mowing dish.
Described a kind of front hanging type electromotion grass-mowing machine is characterized in that the connection of mowing dish periphery is provided with the steel band frame, and mowing is coiled a side and is equipped with grass outlet.
Described a kind of front hanging type electromotion grass-mowing machine, it is characterized in that mower is connected with the vehicle frame front end of electric motor car by rotating elevating mechanism, rotate elevating mechanism and comprise the elasticity A-frame, elasticity A-frame bottom and vehicle frame are rotationally connected, side and mechanical arm one end are rotationally connected, the mechanical arm other end be installed in the drive unit that direct current generator on the mechanical arm support of vehicle frame and worm type of reduction gearing constitute and be in transmission connection, elasticity A-frame leading section is equipped with positioning pipe, lock ring, the corresponding guide pipe that cooperates with its grafting that is provided with on the steelframe of mower, electric control lock.
Described a kind of front hanging type electromotion grass-mowing machine, it is characterized in that described electromobile frame front and back end connects respectively is provided with propons and left back bridge, right back bridge, the connection of propons two ends is provided with the near front wheel, off-front wheel, connect on the propons front-axle beam rectangular tube is set, the front-axle beam rectangular tube is connected with preceding rectangular frame, preceding rectangular frame is connected with back rest rectangular tube, the connection of back rest rectangular tube top is provided with back rectangular frame and seat stationary pipes, and respectively with left back bridge, right back bridging connects, left rear wheel, off hind wheel is by left back bridge, right back bridging connects left chain sprocket is set, right chain sprocket, left chain sprocket, right chain sprocket passes through left chain, right chain and the left direct current generator that is installed on the vehicle frame, right direct current generator is in transmission connection.
Described a kind of front hanging type electromotion grass-mowing machine, it is characterized in that the triangular structure that described elasticity A-frame is connected and composed by underframe, front side frame, rear side, be equipped with damping spring on the front side frame, connect between the rear side rear cross beam is set, rear cross beam is by the rotation that is coupling of the lug that is provided with on it and mechanical arm, connection is provided with front beam between the positioning pipe, and lock ring is arranged on the front beam.
Described a kind of front hanging type electromotion grass-mowing machine is characterized in that described mechanical arm is connected and composed by screw rod, nut, and its outside is equipped with sleeve pipe, and screw rod and worm type of reduction gearing are in transmission connection.
Described a kind of front hanging type electromotion grass-mowing machine, it is characterized in that being provided with in the described electric motor car and turn to controlling organization, the described controlling organization that turns to comprises steering wheel, column, column one end is connected with steering wheel, the other end is connected with cross coupler on being installed in the direction machine, positioning sleeve, quick chuck are set on the column, and direction machine two ends are connected by left steering joint, right turn joint and the near front wheel, off-front wheel respectively.
Described a kind of front hanging type electromotion grass-mowing machine is characterized in that the propons two ends are equipped with left steering joint supporting base, right turn joint supporting base respectively.
Above-mentioned a kind of front hanging type electromotion grass-mowing machine, the vehicle frame front end connection of electric motor car is provided with mower, is convenient to mounting or dismounting and maintenance, and is easy to use; Mechanical arm is driven by the drive unit that direct current generator and worm type of reduction gearing constitute, change the rotating of direct current generator, can control the flexible of mechanical arm, thereby the elasticity A-frame is rotated around vehicle frame, be connected with the electric control lock of mower by the lock ring on the elasticity A-frame again, realize the control of mower lifting; The mowing tray bottom is equipped with the blade of three pairs of one-tenth " product " font arrangement architecture, can once prune turf like this, can not produce the part grass cut less than problem, realize efficiently, comprehensively cut the grass on a lawn; And the electric vehicle structure compactness, production cost is low, adopts the electrical source of power of the lead-acid battery of environmental protection as grass-cutting vehicle, can not pollute surrounding environment, long service life.
Description of drawings
Fig. 1 is a structural representation of the present utility model; Fig. 2 looks up structural representation for mower; Fig. 3 is a mower side-looking structural representation; Fig. 4 is a mower plan structure schematic diagram; Fig. 5 is an elasticity A-frame side-looking structural representation; Fig. 6 is an elasticity A-frame forward sight structural representation; Fig. 7 is lock ring and electric control lock connected structure schematic diagram; Fig. 8 is mechanical arm and the drive unit structural representation that is in transmission connection; Fig. 9 is an electric motor car plan structure schematic diagram;
Among the figure: the 1-electric motor car, 101-the near front wheel, the 101a-off-front wheel, 102-left steering joint supporting base, 102a-right turn joint supporting base, 103-left steering joint, 103a-right turn joint, 104/104a-front-axle beam rectangular tube, the 105-propons, 106-direction machine, the 107-cross coupler, the 108-column, rectangular frame before the 109-, the 110-quick chuck, the 111-positioning sleeve, the 112-steering wheel, the 113-left rear wheel, the 113a-off hind wheel, the left back bridge of 114-, the right back bridge of 114a-, 115/115a-back rest rectangular tube, 116-left side chain sprocket, the right chain sprocket of 116a-, the 117-left chain, the 117a-right chain, rectangular frame behind the 118-, 119-left side direct current generator, the right direct current generator of 119a-, 120-seat stationary pipes, the 3-direct current generator, the 4-worm type of reduction gearing, the 5-mechanical arm, the 501-sleeve pipe, the 502-screw rod, the 503-nut, 6-elasticity A-frame, the 601-underframe, the 602/602a-rear side, the 603/603a-front side frame, the 604-lug, the 605/605a-damping spring, the 606/606a-positioning pipe, the 607-lock ring, the 608-rear cross beam, the 609-front beam, the 7-mower, 701-mowing dish, the 702-steelframe, the 703-blade, the 704-fixed head, the 705-roller, 706-steel band frame, the 707-grass outlet, the 708-direct current generator, the 709-electric control lock, the 710/710a-guide pipe, the 711-electric-controlled switch.
Embodiment
The utility model is described in further detail below in conjunction with Figure of description:
As shown in the figure, the vehicle frame front end connection of electric motor car 1 is provided with mower 7, described mower 7 comprises that steelframe 702 and its underpart connect the mowing dish 701 that is provided with, steelframe 702 sides are installed four rolling 705, the blade 703 that 701 bottoms are equipped with three pairs of one-tenth " product " font arrangement architecture is coiled in mowing, blade 703 is by being bolted to fixed head 704 two ends, fixed head 704 is in transmission connection by shaft coupling and the direct current generator 708 that is fixed on the mowing dish 701, the 701 periphery connections of mowing dish are provided with steel band frame 706, and mowing is coiled 701 1 sides and is equipped with grass outlet 707.703 one-tenth " product " fonts of three blade are arranged, and can once prune turf, can not produce the part grass cut less than problem, the grass of cutting off is discharged from grass outlet 707 under the drive of motor; When mowing on irregular lawn, mower 7 can be regulated the height on mower 7 and ground, the height thereby control is mowed by the bolt on the roller 705.
The triangular structure that described elasticity A-frame 6 is connected and composed by underframe 601, front side frame 603/603a, rear side 602/602a, be equipped with damping spring 605,605a on front side frame 603, the 603a, connect between rear side 602, the 602a rear cross beam 608 is set, rear cross beam 608 is by the rotation that is coupling of the lug 604 that is provided with on it and mechanical arm 5, connection is provided with front beam 609 between positioning pipe 606, the 606a, and lock ring 607 is arranged on the front beam 609.Described mechanical arm 5 is connected and composed by screw rod 502, nut 503, and its outside is equipped with sleeve pipe 501, and screw rod 502 is in transmission connection with worm type of reduction gearing 4.
Described electric motor car 1 vehicle frame front and back end connects respectively propons 105 and left back bridge 114 is set, right back bridge 114a, the connection of propons 105 two ends is provided with the near front wheel 101, off-front wheel 101a, connect the front-axle beam rectangular tube 104 that is provided with side by side on the propons 105,104a, front-axle beam rectangular tube 104,104a is connected with the preceding rectangular frame 109 of placing batteries, preceding rectangular frame 109 and back rest rectangular tube 115 side by side, 115a connects, back rest rectangular tube 115, the 115a top connects back rectangular frame 118 and the seat stationary pipes 120 that the placement batteries is set, and respectively with left back bridge 114, right back bridge 114a is welded to connect, left back bridge 114, on the right back bridge 114a bearing is installed respectively, left rear wheel 113, off hind wheel 113a by bearing through flange and left chain sprocket 116, right chain sprocket 116a is connected left chain sprocket 116, right chain sprocket 116a is by left chain 117, right chain 117a and the left direct current generator 119 that is installed on the vehicle frame, right direct current generator 119a is in transmission connection.A left side direct current generator 119, right direct current generator 119a by four high-performance accumulatoies in rectangular frame 109, the back rectangular frame 118 before being placed on as power source, guarantee powerful, lasting power, left side direct current generator 119, right direct current generator 119a can reduce the travel speed of electric grass-cutting vehicle by left chain 117, right chain 117a transmission, increase its bearing capacity, thereby it is steady more, reliable that it is travelled, this compact conformation, production cost is low, long service life.
Be provided with in the described electric motor car 1 and turn to controlling organization, the described controlling organization that turns to comprises steering wheel 112, column 108, column 108 1 ends are connected with steering wheel 112, the other end is connected with cross coupler 107 on being installed in direction machine 106, positioning sleeve 111, quick chuck 110 are set on the column 108, direction machine 106 two ends are connected by left steering joint 103, right turn joint 103a and the near front wheel 101, off-front wheel 101a respectively, and propons 105 two ends are equipped with left steering joint supporting base 102, right turn joint supporting base 102a respectively.Can Folding steering wheel 112 by positioning sleeve 111, quick chuck 110 can be adjusted the height of steering wheel 112, when steering wheel 112 rotations, revolving force is delivered on the direction machine 106 through column 108, cross coupler 107, direction machine 106 is by the engaged transmission of self wheel and rack, make left steering joint 103, right turn joint 103a form continuous action relation, finish go to action.Described electric motor car 1 also is provided with the speed governing braking mechanism, and speed adjusting gear is controlled speed regulator by the pedal speed-adjusting pedal, and then the speed of travel of control electric grass-cutting vehicle; Braking mechanism is by the footbrake pedal, control brake oil cylinder, in-oil cylinder oil are held the disc brake dish that is located on the left and right rear axle tightly through oil pipe control hydraulic pressure disc brake pincers, electric grass-cutting vehicle is stopped, the concrete structure of this speed governing braking mechanism has been open in the patent document of ZL200720107757.6 in the patent No., does not repeat them here.The vehicle frame front end of electric motor car 1 can also connect different working machines such as scavenging machine, snow breaker etc. are set, and finishes different tasks.
Above-mentioned electric grass-cutting vehicle also comprises electrical apparatus control system, this electrical apparatus control system comprises electric supply installation, the back axle left and right sides controller that is electrically connected with electric supply installation, lifting controller, mowing controller and corresponding control loop, wherein this back axle left side controller is electrically connected with this back axle left side power motor, the right controller of this back axle is electrically connected with the right power motor of back axle, this back axle left side, right control loop is provided with hall accelerator, this hall accelerator connects with speed adjusting gear simultaneously, utilize the speed governing pedal to change the output signal voltage of hall accelerator, this left side, right controller reception voltage signal, export corresponding driving voltage respectively, control this back axle left side, the rotating speed of right power motor.Above-mentioned back axle left and right sides control loop also is in series with cut-off switch, be electrically connected with two-direction switch between this back axle left and right sides control circuit, this two-direction switch has primary importance, the second place and the 3rd position, and this two-direction switch is when the position, and this back axle left and right moving force motor just changes; This two-direction switch is when the second place, and back axle left and right moving force motor stops; This two-direction switch is when the 3rd position, and this back axle left and right moving force motor reverses.This electrical apparatus control system also comprises the master switch in the loop, the electric door lock of series connection, be connected in parallel on the electric control lock 709 of control mower dismounting in the loop, and preceding left and right sides turn signal lamp, the left and right sides, back turn signal lamp, preceding left and right sides illuminating lamp, the left and right sides, back illuminating lamp, brake lamp and control corresponding switch.
Claims (8)
1, a kind of front hanging type electromotion grass-mowing machine, agent structure comprises electric motor car (1), the vehicle frame front end connection that it is characterized in that electric motor car (1) is provided with mower (7), described mower (7) comprises that steelframe (702) and its underpart connect the mowing dish (701) that is provided with, steelframe (702) side is installed roller (705), mowing dish (701) bottom is equipped with the blade (703) of three pairs of one-tenth " product " font arrangement architecture, blade (703) is connected fixed head (704) two ends, and fixed head (704) is in transmission connection with the direct current generator (708) that is fixed on the mowing dish (701).
2, a kind of front hanging type electromotion grass-mowing machine as claimed in claim 1 is characterized in that the connection of mowing dish (701) periphery is provided with steel band frame (706), and mowing dish (701) one sides are equipped with grass outlet (707).
3, a kind of front hanging type electromotion grass-mowing machine as claimed in claim 1, it is characterized in that mower (7) is connected with the vehicle frame front end of electric motor car (1) by rotating elevating mechanism, rotate elevating mechanism and comprise elasticity A-frame (6), elasticity A-frame (6) bottom and vehicle frame are rotationally connected, side and mechanical arm (5) one ends are rotationally connected, mechanical arm (5) other end be installed in the drive unit that direct current generator (3) on the mechanical arm support (2) of vehicle frame and worm type of reduction gearing (4) constitute and be in transmission connection, elasticity A-frame (6) leading section is equipped with positioning pipe (606,606a), lock ring (607), the steelframe (702) of mower (7) are gone up the corresponding guide pipe (710 that cooperates with its grafting that is provided with, 710a), electric control lock (709).
4, a kind of front hanging type electromotion grass-mowing machine as claimed in claim 1, it is characterized in that described electric motor car (1) vehicle frame front and back end connects respectively is provided with propons (105) and left back bridge (114), right back bridge (114a), the connection of propons (105) two ends is provided with the near front wheel (101), off-front wheel (101a), propons (105) is gone up to connect front-axle beam rectangular tube (104 is set, 104a), front-axle beam rectangular tube (104,104a) be connected with preceding rectangular frame (109), preceding rectangular frame (109) and back rest rectangular tube (115,115a) connect, back rest rectangular tube (115,115a) the top connection is provided with back rectangular frame (118) and seat stationary pipes (120), and respectively with left back bridge (114), right back bridge (114a) connects, left rear wheel (113), off hind wheel (113a) is by left back bridge (114), right back bridge (114a) connection is provided with left chain sprocket (116), right chain sprocket (116a), left chain sprocket (116), right chain sprocket (116a) is by left chain (117), right chain (117a) and the left direct current generator (119) that is installed on the vehicle frame, right direct current generator (119a) is in transmission connection.
5, a kind of front hanging type electromotion grass-mowing machine as claimed in claim 3, it is characterized in that described elasticity A-frame (6) is by underframe (601), front side frame (603,603a), rear side (602, the triangular structure that 602a) connects and composes, front side frame (603, be equipped with damping spring (605 603a), 605a), rear side (602, connect 602a) rear cross beam (608) is set, rear cross beam (608) is by the rotation that is coupling of the lug (604) that is provided with on it and mechanical arm (5), positioning pipe (606, connection is provided with front beam (609) 606a), and lock ring (607) is arranged on the front beam (609).
6, a kind of front hanging type electromotion grass-mowing machine as claimed in claim 3, it is characterized in that described mechanical arm (5) is connected and composed by screw rod (502), nut (503), its outside is equipped with sleeve pipe (501), and screw rod (502) is in transmission connection with worm type of reduction gearing (4).
7, a kind of front hanging type electromotion grass-mowing machine as claimed in claim 4, it is characterized in that last setting of described electric motor car (1) turns to controlling organization, the described controlling organization that turns to comprises steering wheel (112), column (108), column (108) one ends are connected with steering wheel (112), the other end is connected with cross coupler (107) on being installed in direction machine (106), positioning sleeve (111) is set on the column (108), quick chuck (110), direction machine (106) two ends are respectively by left steering joint (103), right turn joint (103a) and the near front wheel (101), off-front wheel (101a) is connected.
8, a kind of front hanging type electromotion grass-mowing machine as claimed in claim 7 is characterized in that propons (105) two ends are equipped with left steering joint supporting base (102), right turn joint supporting base (102a) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200851916U CN201178582Y (en) | 2008-04-03 | 2008-04-03 | Front hanging electric mowing vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200851916U CN201178582Y (en) | 2008-04-03 | 2008-04-03 | Front hanging electric mowing vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201178582Y true CN201178582Y (en) | 2009-01-14 |
Family
ID=40248085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200851916U Expired - Lifetime CN201178582Y (en) | 2008-04-03 | 2008-04-03 | Front hanging electric mowing vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201178582Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444160B (en) * | 2008-12-31 | 2010-10-06 | 杭州三园工具有限公司 | Front hanging type electromotion grass-mowing machine |
| CN102448283A (en) * | 2009-06-01 | 2012-05-09 | 胡斯华纳有限公司 | Lawn mower |
| CN109881600A (en) * | 2019-03-21 | 2019-06-14 | 张伟伟 | Applied to road/bridge roadblock dispensing device |
| CN110325031A (en) * | 2017-04-04 | 2019-10-11 | 胡斯华纳有限公司 | Device framework for riding lawn maintenance vehicles |
| CN111183785A (en) * | 2020-03-13 | 2020-05-22 | 山东新坐标智能装备有限公司 | Crawler-type postposition obstacle-avoiding mower |
| CN113115626A (en) * | 2019-12-31 | 2021-07-16 | 南京德朔实业有限公司 | Riding type mower |
-
2008
- 2008-04-03 CN CNU2008200851916U patent/CN201178582Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444160B (en) * | 2008-12-31 | 2010-10-06 | 杭州三园工具有限公司 | Front hanging type electromotion grass-mowing machine |
| CN102448283A (en) * | 2009-06-01 | 2012-05-09 | 胡斯华纳有限公司 | Lawn mower |
| CN102448283B (en) * | 2009-06-01 | 2015-04-29 | 胡斯华纳有限公司 | Lawn mower |
| US9220194B2 (en) | 2009-06-01 | 2015-12-29 | Husqvarna Ab | Front mounted cutting deck with independently positionable decks and maintenance position |
| CN110325031A (en) * | 2017-04-04 | 2019-10-11 | 胡斯华纳有限公司 | Device framework for riding lawn maintenance vehicles |
| CN110325031B (en) * | 2017-04-04 | 2022-03-08 | 胡斯华纳有限公司 | Apparatus frame for riding lawn care vehicle |
| CN109881600A (en) * | 2019-03-21 | 2019-06-14 | 张伟伟 | Applied to road/bridge roadblock dispensing device |
| CN113115626A (en) * | 2019-12-31 | 2021-07-16 | 南京德朔实业有限公司 | Riding type mower |
| CN111183785A (en) * | 2020-03-13 | 2020-05-22 | 山东新坐标智能装备有限公司 | Crawler-type postposition obstacle-avoiding mower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090114 Effective date of abandoning: 20080403 |