CN101982036A - Grass head mowing structure for knocking type thread outlet grass mowing machine - Google Patents
Grass head mowing structure for knocking type thread outlet grass mowing machine Download PDFInfo
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- CN101982036A CN101982036A CN 201010271896 CN201010271896A CN101982036A CN 101982036 A CN101982036 A CN 101982036A CN 201010271896 CN201010271896 CN 201010271896 CN 201010271896 A CN201010271896 A CN 201010271896A CN 101982036 A CN101982036 A CN 101982036A
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Abstract
The invention discloses a grass head mowing structure for a knocking type thread outlet grass mowing machine. The structure comprises a grass head mowing base connected with a motor shaft, wherein the bottom end of the grass head mowing base is provided with a hollow shaft end; a knocking sleeve is sleeved on the hollow shaft end; an axial sliding structure which enables a knocking shaft to slide up and down along the outer lateral wall of the hollow shaft end and restricts the knocking shaft to rotate around the hollow shaft is arranged between the hollow shaft end and the knocking sleeve; an elastic part capable of pushing the knocking sleeve downwards is arranged in the hollow hole of the hollow shaft end; a clutch structure is arranged between a trolling reel and the knocking sleeve; and the grass head mowing base is provided with a fixed sleeve assembly, and a nylon rope passes through the fixed sleeve assembly. The grass head mowing structure separates the axial motion of the knocking sleeve and the circumferential motion of wire releasing based on the principle of a conventional clutch, ensures that the trolling reel and the nylon rope thereon can not move in the axial direction along the knocking action when the grass is mowed, prevents the nylon rope passing through a rivet from bending when the rope is released, and ensures that the nylon rope can not be blocked in a thread jamming slot to cause no roping or unsmooth roping and the nylon rope can not be blocked in a thread outlet slot to cause vibration.
Description
Technical field
The present invention relates to garden instrument, particularly a kind of percussive outlet mower moving head structure.
Background technology
Mower is a kind of garden instrument of general practicality, is specially adapted to the pruning of ground grass such as villa lawn, lawn, garden.But owing to mechanism's reason, existing mini percussive outlet mower is when knocking unwrapping wire, reel may move axially, cause the nylon rope outlet to have some setbacks or not outlet, also have the feel vibrations unstable in addition, such as 2 vibrations good hand touch are arranged, there are two points to shake shortcomings such as big especially, concerning the user, because not outlet often will be pulled down moving head and be wound the line again, ressemble, increased workload; Because the feel vibrations are unstable, increased operator's fatigue strength again.Reduced operating efficiency.
Summary of the invention
Problem to be solved by this invention just provides a kind of percussive outlet mower moving head structure of compactness rational in infrastructure, can solve problems such as percussive outlet or not of mower or the not genial vibrations instability of outlet effectively.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: percussive outlet mower moving head structure, comprise the headstock of beating the grass that is connected with motor shaft, beat the grass headstock below is provided with and knocks cover, knock to put and be provided with reel, be wound with nylon rope on the reel, it is characterized in that: the described headstock bottom face of beating the grass is provided with hollow axle end, knock and be enclosed within on the hollow axle end, hollow axle end and knocking is provided with between the cover to make and knocks axle the axial slip structure that axle rotates around hollow axle end is knocked in slippage and restriction up and down along the lateral wall of hollow axle end, be provided with in the hollow hole of hollow axle end and will knock the elastic component that cover pushes away downwards, reel makes the reel intermittence relative to knocking the clutch structure that rotates of cover with knocking to be provided with between the cover, the headstock of beating the grass is provided with restriction reel axial displacement and prevents and knocks the fixed cover assembly that cover is deviate from hollow axle end, and the two ends of nylon rope pass from the fixed cover assembly respectively.Reel is to be enclosed in to knock to put and be stuck in to beat the grass between headstock and the fixed cover assembly, can not axially move, can only be with knocking the cover rotation and knock the cover rotation relatively when condition satisfying.
Further, described axial slip structure comprises that at least one groove that axially is located on the hollow axle end lateral wall knocks convex tendon corresponding with groove and slippage in groove on the cover madial wall with being located at.
Further, the lower ending opening of described groove, the last end closure of groove.Prevent that convex tendon from deviating to make to knock the set upper side from the groove upper end and the headstock lower end of beating the grass bumps.
Further, described clutch structure comprises that at least three are distributed on the protruding I of the row of going up that knocks cover lateral wall upper end, be distributed on the protruding I of following row that knocks cover lateral wall lower end, be distributed on the protruding II of the row of going up and the protruding II of following row that is distributed on reel madial wall bottom on reel madial wall top, under arrange protruding I, the protruding II of last row, the individual number average of arranging protruding II down is identical with the number of last row's projection I, the protruding I of last row and down the protruding I of row overlap in the projection of knocking on the same axial section of cover, on arrange protruding II and down the projection of the protruding II of row on the same axial section of reel be circumference uniform distribution; Under the initialization state, when knocking cover and moving on not, protruding I of last row and last row projection II block the jail mutually, reel is with knocking the cover rotation, because the centrifugal action of the nylon wire on the reel when high speed rotating, make reel surpass the trend that cover produces relative rotation of knocking with having on the basis of knocking cover rotation, the protruding II of the row of making is always on the protruding I of the row of being against; Knock cover, knock to put and move, move past in the journey last, the protruding I screens of row in the protruding II disengaging of last row, with arrange at present protruding II enter two down in the neutral gears between the protruding I of row and also not by under arrange protruding I screens, reel is with knocking the cover rotation, but because the action of centrifugal force of nylon wire, nylon wire pulling reel on reel rotates, the reel rotating speed makes reel rotate relative to knocking cover above knocking cover, and rotational angle is a protruding II of last row and a close angle that the protruding II of following row forms on same axial section, the protruding II of row is by the protruding I screens of row down down afterwards, and reel begins again with knocking the cover rotation; Unclamp and knock, knocking cover moved down by the elastic component effect, in folding process, under arrange protruding II and break away from the protruding I screens of row down, the protruding II of the row of going up enters in two neutral gears between the protruding I of the row of going up and also not by the protruding I screens of last row simultaneously, reel is again with knocking the cover rotation, but because the action of centrifugal force of nylon wire, nylon wire pulling reel on reel rotates, the reel rotating speed is once more above knocking cover, reel is rotated relative to knocking cover once more, rotational angle is a protruding II of last row and the close angle that forms on same axial section of the protruding II of row down, and the protruding II of the row of going up is by the protruding I screens of last row afterwards, and reel begins again with knocking the cover rotation, return to the initialization state, thereby realization reel intermittence is emitted nylon rope relative to knocking to overlap to rotate.Beat action is finished, and the angle that reel knocks the cover rotation relatively just is two angles between the protruding I of the row of going up, just two down the protruding I of row, on arrange protruding II or the angle between the protruding II of row down.
Further, described fixed cover assembly comprises fixed cover, and the lower edge of the headstock of beating the grass is provided with the ring wall body of downward extension, is provided with syndeton between fixed cover and ring wall body.
Further, described syndeton comprises the protrusion of at least one buckle round platform on the madial wall that is located at the round platform that extends laterally the fixed cover upper edge and is located at annular wall, is provided with transition face between the lower surface of protrusion and the side of protrusion.Buckle structure is simple, and easy row easy for installation is provided with transition face and can be convenient to fixed cover and slips into.
Further, described fixed cover lower end is provided with through hole, and knocking cover can move up and down along through hole, is provided with ring-shaped platform knocking the cover bottom outside, and when knocking cover and move on not, ring-shaped platform is against on the fixed cover.Axial location is knocked cover, avoids it to be pushed away by elastic component.
Further, inboard, described fixed cover lower end is provided with upwardly extending annular coaming plate I, the lower surface of the described headstock of beating the grass is provided with annular coaming plate II, and the upper surface of annular coaming plate I contacts with the lower surface of reel, and the lower surface of annular coaming plate II contacts with the upper surface of reel.The shaft orientation moving range of restriction reel makes it have only the axial rotation of work.
Further, the sidewall bodies of described fixed cover is provided with the hole that connects that installs nylon rope, connects the hole and is provided with tubular rivet, and nylon rope passes fixed cover by tubular rivet.Tubular rivet can reduce the friction between itself and the nylon rope, is convenient to outlet.
Further, described reel is divided into two-layer up and down in the axial direction, comprise reel and following reel, the direction of winding of nylon rope is identical on last reel and the following reel, the outlet direction of last reel is in last reel lower end, the outlet direction of following reel is in following reel upper end, and the sidewall bodies that is positioned at same axial section on the described fixed cover is provided with two holes that connect that install nylon rope.Two connect and all are provided with tubular rivet in the hole, two-way outlet, and two-wire is beaten the grass, and improves the efficient of beating the grass.
After adopting technique scheme, the present invention has following advantage: the axially-movable of adopting the ordinary clutch principle to make to knock cover separates with the circular motion of unwrapping wire, make when mowing reel with and on nylon rope do not need to move in the axial direction with hammer action, by the nylon rope bending of rivet, nylon rope can be stuck in cause in the cable clamping interface that the not genial nylon rope of not outlet or outlet snaps into out the problem that wire casing causes vibrations when avoiding unwrapping wire.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing:
Fig. 1 is the structural representation of an embodiment of the present invention;
Fig. 2 is for knocking the cover and the cutaway view between the headstock of beating the grass;
Fig. 3 is an A-A place sectional view among Fig. 2;
Fig. 4 is the cutaway view of reel;
Fig. 5 is the vertical view of reel;
Fig. 6 is the front view that knocks cover;
Fig. 7 is the vertical view that knocks cover;
Fig. 8 is reel and the assembling schematic diagram that knocks cover.
Embodiment
The structural representation of an embodiment of the present invention shown in Fig. 1 to 8, percussive outlet mower moving head structure, comprise the headstock 1 of beating the grass that is connected with motor shaft 10, beat the grass headstock below is provided with and knocks cover 2, knock to put and be provided with reel 3, be wound with nylon rope 4 on the reel, it is characterized in that: the described headstock lower surface of beating the grass is provided with hollow axle end 11, knock and be enclosed within on the hollow axle end, hollow axle end and knocking is provided with between the cover to make and knocks axle the axial slip structure that axle rotates around hollow axle end is knocked in slippage and restriction up and down along the lateral wall of hollow axle end, be provided with hollow hole 110 in the hollow axle end, be provided with in the hollow hole and will knock the elastic component 5 that cover pushes away downwards, reel makes the reel intermittence relative to knocking the clutch structure that rotates of cover with knocking to be provided with between the cover, the headstock of beating the grass is provided with restriction reel axial displacement and prevents and knocks the fixed cover assembly that cover is deviate from hollow axle end, and the two ends of nylon rope pass from the fixed cover assembly respectively.
Described axial slip structure comprises at least one groove 111 that axially is located on the hollow axle end lateral wall and axially is located at knocks convex tendon 21 corresponding with groove and slippage in groove on the cover madial wall, the lower ending opening of groove, the last end closure of groove.
Described clutch structure comprises that at least three are distributed on the protruding I22 of the row of going up that knocks cover lateral wall upper end, be distributed on the protruding I23 of following row that knocks cover lateral wall lower end, be distributed on the protruding II31 of the row of going up and the protruding II32 of following row that is distributed on reel madial wall bottom on reel madial wall top, under arrange protruding I, the protruding II of last row, the individual number average of arranging protruding II down is identical with the number of last row's projection I, the protruding I of last row and down the protruding I of row overlap in the projection of knocking on the same axial section of cover, on arrange protruding II and down the projection of the protruding II of row on the same axial section of reel be circumference uniform distribution; Under the initialization state, when knocking cover and moving on not, protruding I of last row and last row projection II block the jail mutually, reel is with knocking the cover rotation, because the centrifugal action of the nylon wire on the reel when high speed rotating, make reel surpass the trend that cover produces relative rotation of knocking with having on the basis of knocking cover rotation, the protruding II of the row of making is always on the protruding I of the row of being against; Knock cover, knock to put and move, move past in the journey last, the protruding I screens of row in the protruding II disengaging of last row, with arrange at present protruding II enter two down in the neutral gears between the protruding I of row and also not by under arrange protruding I screens, reel is with knocking the cover rotation, but because the action of centrifugal force of nylon wire, nylon wire pulling reel on reel rotates, rotating speed makes reel rotate relative to knocking cover above knocking cover, and rotational angle is a protruding II of last row and a close angle that the protruding II of following row forms on same axial section, the protruding II of row is by the protruding I screens of row down down afterwards, and reel begins again with knocking the cover rotation; Unclamp and knock, knocking cover moved down by the elastic component effect, in folding process, under arrange protruding II and break away from the protruding I screens of row down, the protruding II of the row of going up enters in two neutral gears between the protruding I of the row of going up and also not by the protruding I screens of last row simultaneously, reel is again with knocking the cover rotation, but because the action of centrifugal force of nylon wire, nylon wire pulling reel on reel rotates, the reel rotating speed is once more above knocking cover, reel is rotated relative to knocking cover once more, rotational angle is a protruding II of last row and the close angle that forms on same axial section of the protruding II of row down, and the protruding II of the row of going up is by the protruding I screens of last row afterwards, and reel begins again with knocking the cover rotation, return to the initialization state, thereby realization reel intermittence is emitted nylon rope relative to knocking to overlap to rotate.Beat action is finished, and the angle that reel knocks the cover rotation relatively just is two angles between the protruding I of the row of going up, just two down the protruding I of row, on arrange protruding II or the angle between the protruding II of row down.
The fixed cover assembly comprises fixed cover 6, the beat the grass lower edge of headstock is provided with the ring wall body 12 of downward extension, between fixed cover and ring wall body, be provided with syndeton, described syndeton comprises the protrusion 121 that is located at least one buckle round platform on round platform 61 that extends laterally the fixed cover upper edge and the madial wall that is located at annular wall, is provided with transition face 1210 between the lower surface of protrusion and the side of protrusion.The fixed cover lower end is provided with through hole 62, and knocking cover can move up and down along through hole, is provided with ring-shaped platform 24 knocking the cover bottom outside, and when knocking cover and move on not, ring-shaped platform is against on the fixed cover.Inboard, fixed cover lower end is provided with upwardly extending annular coaming plate I63, and the lower surface of the described headstock of beating the grass is provided with annular coaming plate II13, and the upper surface of annular coaming plate I contacts with the lower surface of reel, and the lower surface of annular coaming plate II contacts with the upper surface of reel.The sidewall bodies of fixed cover be provided with install nylon rope connect hole 64, connect the hole and be provided with tubular rivet 7, nylon rope passes fixed cover by tubular rivet.
In the foregoing description, elastic component adopts spring; Being located at groove and being located on the hollow axle end lateral wall knocks convex tendon quantity on the cover madial wall and is 8 and respectively along the hollow axle end lateral wall with to knock the cover madial wall uniform; The protrusion that is located on the madial wall of annular wall has 4, and is uniform along the annular wall madial wall.Go up in addition the protruding I of row, down arrange protruding I, on arrange protruding II and down the quantity of the protruding II of row be 4.In the last protruding I of row and the protruding I of following row all projections on knocking the same axial section of cover, angle between the close in twos projection is 90 °, in the protruding II of last row and the following protruding II of row all projections on the same axial section of reel, angle between the close in twos projection is 45 °, knock like this cover once on move, reel can knock 45 ° of cover rotations relatively, knock once moving down of cover, reel also can knock 45 ° of cover rotations relatively, therefore knocking cover finishes one bout after knocking, reel can knock the cover half-twist relatively, thereby has realized unwrapping wire; Reel is divided into bilevel reel 33 and the following reel 34 gone up in the axial direction, the direction of winding of nylon rope is identical on last reel and the following reel, the outlet direction of last reel is in last reel lower end, the outlet direction of following reel is in following reel upper end, the sidewall bodies that is positioned at same axial section on the described fixed cover is provided with two holes that connect that install nylon rope, two connect and all are provided with tubular rivet in the hole, consider based on symmetry, preferably will connect the hole and be located on the sidewall bodies that is positioned at same diameter two ends on the fixed cover.The structure that more than is used to connect or locatees all adopts uniform symmetric mode setting, has reduced imbalance and vibratility, and nylon rope from the same axial section in the middle part of reel near horizontal outlet, can bending can not block line.
The present invention's compactness rational in infrastructure, the axially-movable of adopting the ordinary clutch principle to make to knock cover separates with the circular motion of unwrapping wire, make when mowing reel with and on nylon rope do not need to move in the axial direction with hammer action, by the nylon rope bending of rivet, nylon rope can be stuck in cause in the cable clamping interface that the not genial nylon rope of not outlet or outlet snaps into out the problem that wire casing causes vibrations when avoiding unwrapping wire.
Except that above preferred embodiment, the present invention also has other embodiment, and those skilled in the art can make various changes and distortion according to the present invention, only otherwise break away from spirit of the present invention, all should belong to the defined scope of claims of the present invention.
Claims (10)
1. percussive outlet mower moving head structure, comprise the headstock of beating the grass (1) that is connected with motor shaft (10), beat the grass headstock below is provided with and knocks cover (2), knock to put and be provided with reel (3), be wound with nylon rope (4) on the reel, it is characterized in that: the described headstock lower surface of beating the grass is provided with hollow axle end (11), knock and be enclosed within on the hollow axle end, hollow axle end and knocking is provided with between the cover to make and knocks axle the axial slip structure that axle rotates around hollow axle end is knocked in slippage and restriction up and down along the lateral wall of hollow axle end, be provided with in the hollow hole of hollow axle end (110) and will knock the elastic component (5) that cover pushes away downwards, reel makes the reel intermittence relative to knocking the clutch structure that rotates of cover with knocking to be provided with between the cover, the headstock of beating the grass is provided with restriction reel axial displacement and prevents and knocks the fixed cover assembly that cover is deviate from hollow axle end, and the two ends of nylon rope pass from the fixed cover assembly respectively.
2. percussive outlet mower moving head structure according to claim 1 is characterized in that: described axial slip structure comprises at least one groove (111) that axially is located on the hollow axle end lateral wall and is located at knocks convex tendon corresponding with groove and slippage in groove (21) on the cover madial wall.
3. percussive outlet mower moving head structure according to claim 2 is characterized in that: the lower ending opening of described groove, the last end closure of groove.
4. percussive outlet mower moving head structure according to claim 1, it is characterized in that: described clutch structure comprises that at least three are distributed on the row of the going up protruding I (22) that knocks cover lateral wall upper end, be distributed on the protruding I of following row (23) that knocks cover lateral wall lower end, be distributed on going up row protruding II (31) and being distributed on the protruding II of following row (32) of reel madial wall bottom of reel madial wall top, under arrange protruding I, the protruding II of last row, the individual number average of arranging protruding II down is identical with the number of last row's projection I, the protruding I of last row and down the protruding I of row overlap in the projection of knocking on the same axial section of cover, on arrange protruding II and down the projection of the protruding II of row on the same axial section of reel be circumference uniform distribution; Under the initialization state, when knocking cover and moving on not, protruding I of last row and last row projection II block the jail mutually, reel is with knocking the cover rotation, because the centrifugal action of the nylon wire on the reel when high speed rotating, make reel surpass the trend that cover produces relative rotation of knocking with having on the basis of knocking cover rotation, the protruding II of the row of making is always on the protruding I of the row of being against; Knock cover, knock to put and move, move past in the journey last, the protruding I screens of row in the protruding II disengaging of last row, with arrange at present protruding II enter two down in the neutral gears between the protruding I of row and also not by under arrange protruding I screens, reel is with knocking the cover rotation, but because the action of centrifugal force of nylon wire, nylon wire pulling reel on reel rotates, the reel rotating speed makes reel rotate relative to knocking cover above knocking cover, and rotational angle is a protruding II of last row and a close angle that the protruding II of following row forms on same axial section, the protruding II of row is by the protruding I screens of row down down afterwards, and reel begins again with knocking the cover rotation; Unclamp and knock, knocking cover moved down by the elastic component effect, in folding process, under arrange protruding II and break away from the protruding I screens of row down, the protruding II of the row of going up enters in two neutral gears between the protruding I of the row of going up and also not by the protruding I screens of last row simultaneously, reel is again with knocking the cover rotation, but because the action of centrifugal force of nylon wire, nylon wire pulling reel on reel rotates, the reel rotating speed is once more above knocking cover, reel is rotated relative to knocking cover once more, rotational angle is a protruding II of last row and the close angle that forms on same axial section of the protruding II of row down, and the protruding II of the row of going up is by the protruding I screens of last row afterwards, and reel begins again with knocking the cover rotation, return to the initialization state, thereby realization reel intermittence is emitted nylon rope relative to knocking to overlap to rotate.
5. percussive outlet mower moving head structure according to claim 1, it is characterized in that: described fixed cover assembly comprises fixed cover (6), the beat the grass lower edge of headstock is provided with the ring wall body (12) of downward extension, is provided with syndeton between fixed cover and ring wall body.
6. percussive outlet mower moving head structure according to claim 6, it is characterized in that: described syndeton comprises the protrusion (121) of at least one buckle round platform on round platform (61) that is located at the fixed cover upper edge and extends laterally and the madial wall that is located at annular wall, is provided with transition face (1210) between the lower surface of protrusion and the side of protrusion.
7. percussive outlet mower moving head structure according to claim 1 or 5 is characterized in that:
Described fixed cover lower end is provided with through hole (62), and knocking cover can move up and down along through hole, is provided with ring-shaped platform (24) knocking the cover bottom outside, and when knocking cover and move on not, ring-shaped platform is against on the fixed cover.
8. percussive outlet mower moving head structure according to claim 1 or 5 is characterized in that:
Inboard, described fixed cover lower end is provided with upwardly extending annular coaming plate I (63), the lower surface of the described headstock of beating the grass is provided with annular coaming plate II (13), the upper surface of annular coaming plate I contacts with the lower surface of reel, and the lower surface of annular coaming plate II contacts with the upper surface of reel.
9. percussive outlet mower moving head structure according to claim 1 or 5 is characterized in that:
The sidewall bodies of described fixed cover be provided with install nylon rope connect hole (64), connect the hole and be provided with tubular rivet (7), nylon rope passes fixed cover by tubular rivet.
10. according to claim 1,4 or 5 described percussive outlet mower moving head structures, it is characterized in that: described reel is divided into two-layer up and down in the axial direction, comprise reel (33) and following reel (34), the direction of winding of nylon rope is identical on last reel and the following reel, the outlet direction of last reel is in last reel lower end, the outlet direction of following reel is in following reel upper end, and the sidewall bodies that is positioned at same axial section on the described fixed cover is provided with two holes that connect that install nylon rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102718969A CN101982036B (en) | 2010-08-27 | 2010-08-27 | Grass head mowing structure for knocking type thread outlet grass mowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102718969A CN101982036B (en) | 2010-08-27 | 2010-08-27 | Grass head mowing structure for knocking type thread outlet grass mowing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101982036A true CN101982036A (en) | 2011-03-02 |
| CN101982036B CN101982036B (en) | 2012-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102718969A Expired - Fee Related CN101982036B (en) | 2010-08-27 | 2010-08-27 | Grass head mowing structure for knocking type thread outlet grass mowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101982036B (en) |
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| CN103098605A (en) * | 2011-11-11 | 2013-05-15 | 创科户外产品技术有限公司 | Variable cutting height trimmer head |
| CN103491764A (en) * | 2011-04-15 | 2014-01-01 | 伟尔威技术研究株式会社 | Mower |
| CN103548473A (en) * | 2013-11-01 | 2014-02-05 | 苏州安必瑟斯机电技术有限公司 | Grass cutting machine |
| CN104137693A (en) * | 2013-05-10 | 2014-11-12 | 宝时得机械（张家港）有限公司 | Grass trimmer wire spool and winding method thereof |
| CN104519731A (en) * | 2012-08-03 | 2015-04-15 | 法兰西速度公司 | Cutting head for an implement for cutting vegetation |
| CN105453798A (en) * | 2014-09-11 | 2016-04-06 | 宝时得机械（张家港）有限公司 | Grass trimmer |
| CN109691290A (en) * | 2017-10-20 | 2019-04-30 | 南京德朔实业有限公司 | Grass-mowing machine |
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| CN103491764A (en) * | 2011-04-15 | 2014-01-01 | 伟尔威技术研究株式会社 | Mower |
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| CN105453798A (en) * | 2014-09-11 | 2016-04-06 | 宝时得机械（张家港）有限公司 | Grass trimmer |
| CN109691290A (en) * | 2017-10-20 | 2019-04-30 | 南京德朔实业有限公司 | Grass-mowing machine |
| CN109691290B (en) * | 2017-10-20 | 2021-03-02 | 南京德朔实业有限公司 | Grass trimmer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101982036B (en) | 2012-11-07 |
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