CN108811687A - A kind of weeder and apply the protection circuit on weeder - Google Patents
A kind of weeder and apply the protection circuit on weeder Download PDFInfo
- Publication number
- CN108811687A CN108811687A CN201810745940.1A CN201810745940A CN108811687A CN 108811687 A CN108811687 A CN 108811687A CN 201810745940 A CN201810745940 A CN 201810745940A CN 108811687 A CN108811687 A CN 108811687A
- Authority
- CN
- China
- Prior art keywords
- scale
- detent
- adjusting rod
- weeder
- horizontal
- 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.)
- Withdrawn
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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
- A01D34/67—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 hand-guided by a walking operator
- A01D34/68—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 hand-guided by a walking operator with motor driven cutters or wheels
-
- 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
- A01D34/74—Cutting-height adjustment
-
- 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
- A01D34/82—Other details
- A01D34/828—Safety devices
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
A kind of weeder and the protection circuit on weeder is applied to belong to weeder field；Device includes that horizontal device includes horizontally disposed " recessed " shape horizontal pane, it is respectively articulated with two connecting rods, the connecting rod other end and bottom plate are hinged, the top of bracket is articulated in the middle part of adjusting rod with horizontal pane middle part, the bottom of adjusting rod and bottom plate are hinged, part below horizontal pane, connecting rod, bottom plate and adjusting rod between two hinge joints forms the parallelogram that shape is changed by adjusting rod, and horizontal pane also passes through horizontal fixed frame and is connected on pedestal, it is ensured that horizontal pane is always positioned at horizontal plane；Circuit includes switch a series electric motor, generator and switch b；The present invention keeps break bar parallel to the ground always, either upward slope or descending, and it is more smooth to cut grass.
Description
Technical field
The invention belongs to weeder fields, and in particular to a kind of weeder and apply the protection circuit on weeder.
Background technique
Grass trimmer (Lawn mower) is also known as weeder, grass mower, lawn mower etc..Grass trimmer is a kind of for trimming
The machine tool of lawn, vegetation etc., it is by cutterhead, engine, traveling wheel, walking mechanism, blade, handrail, control unit grouping
At.Cutterhead is equipped with engine, blade is housed on the output shaft of engine, blade utilizes engine on traveling wheel on cutterhead
High speed rotation improved in terms of speed very much, save the activity duration of weeding worker, reduce a large amount of human resources.
Since the special tectonic of weeder when cutting grass along slope so can only laterally trim, and cannot get off to repair on suitable slope
It cuts, and it is not neat enough to also result in cutting.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of weeder and applying the protection electricity on weeder
Road.
The object of the present invention is achieved like this：
A kind of weeder, including pedestal, scale telescopic, scale, handle, adjusting rod, horizontal device, bracket, bottom plate, hair
Motor, motor, blade and positive stop end；Positive stop end, bracket, generator and scale telescopic are fixedly mounted on above pedestal；It is described
Horizontal device includes horizontally disposed concave horizontal pane, is respectively hinged at two connecting rods of two output ends of horizontal pane,
The other end of the connecting rod and bottom plate are hinged, and the middle part and horizontal pane middle position of adjusting rod are articulated with the top of bracket, adjust
The bottom of pole and bottom plate are hinged, and the part below horizontal pane, connecting rod, bottom plate and adjusting rod between two hinge joints forms shape
The parallelogram that shape is changed by adjusting rod, the horizontal pane also pass through horizontal fixed frame and are connected on pedestal, solid by level
Determining frame ensures that horizontal pane is always positioned at horizontal plane；The motor by generator powered is provided on the bottom plate, the shaft of motor is worn
Bottom plate is crossed, blade is installed；One end of the base upper surface is provided with fixed scale telescopic, base upper surface it is another
End is provided with positive stop end, and for limiting the rotational angle of adjusting rod, scale, scale telescopic are equipped on the scale telescopic
Stretching structure is formed between scale；The top of the adjusting rod passes through scale telescopic by positioner and connects handle.
Further, the scale is equipped with the T-type hole slot of several groups connection, and several T-type hole slots two sides are provided with
Dimension figure.
Further, the positioner includes the block board for being fixedly connected with adjusting rod and handle, is set on the block board
It is equipped with detent sliding slot, detent sliding block is provided on the detent sliding slot, detent block, the card are fixedly connected on the detent sliding block
Position block is convex block, and the detent block is matched with T-type hole slot, and one end of the detent block protrusion is even fixedly connected by spring
Adjusting rod, the other end of detent block are fixedly connected with one end of detent handle by fixed rope, and the other end of detent handle passes through bullet
Spring is fixedly connected with handle, and detent handle lower end is fixedly connected with handle sliding block, and the handle sliding block is arranged in detent sliding slot.
Further, the positioner includes matrix frame, and the bottom of matrix frame is fixedly connected with the top of adjusting rod, described
Scale is inserted into the depressed section for including matrix frame, and the two sides for including matrix frame depressed section are provided with card hole, and can block
In the detent protrusion being arranged at left and right sides of scale, the detent protrusion is arbitrary shape, described to include matrix frame depressed section two
Side tail end is fixedly connected with handle.
Further, the scale telescopic and scale match by bolt composition stretching structure, and with positioner
It closes, when bolt for fixing between scale telescopic and scale is not tightened, non-stop-machine can be changed by positioner
The height of weeding is capable of fixing mark by positioner when bolt for fixing between scale telescopic and scale is tightened
The height of ruler.
Further, the pedestal lower end is provided with several groups universal wheel.
Further, the horizontal device further includes two connecting rods, respectively with horizontal pane close to the two of positive stop end side
A endpoint is hinged.
A kind of protection circuit on weeder, including switch a and switch b, the switch a series electric motor, generator
It is arranged on handle with switch b, the switch a and switch b.
Further, it is realized on the weeder.
Beneficial effect：
A kind of weeder of the present invention and the protection circuit on weeder is applied, a kind of weeder horizontal device includes level
The concave horizontal pane of setting, is respectively hinged at two connecting rods of two output ends of horizontal pane, the other end of connecting rod with
Bottom plate is hinged, and the middle part and horizontal pane middle position of adjusting rod are articulated with the top of bracket, and the bottom of adjusting rod and bottom plate are hinged,
Part formation shape below horizontal pane, connecting rod, bottom plate and adjusting rod between two hinge joints is changed flat by adjusting rod
Row quadrangle, horizontal pane also pass through horizontal fixed frame and are connected on pedestal, ensure that horizontal pane is always positioned at water by horizontal fixed frame
Plane is either gone up a slope or descending so the blade under making bottom plate is parallel to the ground always, so to cut grass more flat by the present invention
It is whole；
The present invention holds handle by protection circuit, both hands, and by positioner, mobile adjusting rod is realized and do not needed
It shuts down, it will be able to which the problem of changing weeding height, the present invention are more convenient when doing weeding moulding；
The present invention must be placed at both hands on handle by protection circuit, and generator can just be made to give motor power supply, allow knife
Piece works, it is ensured that people and blade remain at two sides of the invention, will not hurt user by blade.
Detailed description of the invention
Fig. 1 is a kind of weeder structure top view.
Fig. 2 is a kind of side view of weeder.
Fig. 3 is a kind of main view of weeder.
Fig. 4 is three positioner cross-sectional view of specific embodiment.
Fig. 5 is four positioner structure chart of specific embodiment.
Fig. 6 is protection circuit figure.
Fig. 7 is the mark figure of scale label planning.
In figure：1 pedestal, 1-2 universal wheel, 2 scale telescopics, 3 scales, 3-1T type hole slot, 4 handles, 5 adjusting rods, 6 levels
Device, 6-1 horizontal pane, 6-2 connecting rod, the horizontal fixed frame of 6-3,7 brackets, 8 bottom plates, 9 generators, 10 motors, 11 blades, 12 limits
Position end, 13-11 block board, 13-12 detent sliding slot, 13-13 detent sliding block, 13-14 detent block, 13-15 detent handle, rubber sleeve
Block 13-16,13-21 matrix frame, 13-22 card hole, 13-23 detent protrusion.
Specific embodiment
The specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Specific embodiment one
A kind of weeder, as shown in Figure 1, Figure 2 and Figure 3, including pedestal 1, scale telescopic 2, scale 3, handle 4, adjusting
Bar 5, horizontal device 6, bracket 7, bottom plate 8, generator 9, motor 10, blade 11 and positive stop end 12；Positive stop end 12, bracket 7, power generation
Machine 9 and scale telescopic 2 are fixedly mounted on 1 top of pedestal；The horizontal device 6 includes horizontally disposed concave horizontal pane
6-1 is respectively hinged at the other end and bottom plate 8 of two connecting rods 6-2, the connecting rod 6-2 of two output ends of horizontal pane 6-1
Hingedly, the middle part of adjusting rod 5 and the middle position horizontal pane 6-1 are articulated with the top of bracket 7, and the bottom of adjusting rod 5 and bottom plate 8 are cut with scissors
It connects, the part between horizontal pane 6-1,5 two hinge joints in lower section of connecting rod 6-2, bottom plate 8 and adjusting rod forms shape by adjusting rod
5 parallelogram to change, the horizontal pane 6-1 also pass through horizontal fixed frame 6-3 and are connected on pedestal 1, fixed by level
Frame 6-3 ensures that horizontal pane 6-1 is always positioned at horizontal plane；The motor 10 powered by generator 9, motor 9 are provided on the bottom plate 8
Shaft pass through bottom plate 8, blade 12 is installed；One end of 1 upper surface of pedestal is provided with fixed scale telescopic 2, bottom
The other end of 1 upper surface of seat is provided with positive stop end 12, for limiting the rotational angle of adjusting rod 5, pacifies on the scale telescopic 2
Equipped with scale 3, stretching structure is formed between scale telescopic 2 and scale 3；It is worn by positioner on the top of the adjusting rod 5
It crosses scale telescopic 2 and connects handle 5.
Working principle：Both hands are placed on handle 4, are powered by generator 9 to motor 10, band cutting blade 11 rotates, complete
At mowing, during mowing, by the change of the height on scale 3 of adjusting rod 5, to make horizontal pane 6-1, connecting rod 6-
2 and the angle of parallelogram that constitutes of bottom plate 8 change, realize the change of the height of mowing, pass through horizontal fixed frame 6-3
Fixed horizontal pane 6-1 makes to mow more smooth, bracket 7 is for branch to keep bottom plate 8 parallel to the ground always with cutting blade 11
Adjusting rod 5 and horizontal pane 6-1 are supportted, it is fixed on the base, positive stop end 12 is for avoiding parallelogram changing due to angle
Become, causes blade 11 too high or too low.
Specific embodiment two
On the basis of specific embodiment one, the scale 3 is equipped with the T-type hole slot 3-1 of several groups connection, if described
The dry two sides T-type hole slot 3-1 are provided with dimension figure.T-type hole slot 3-1 for making adjusting rod 5 pass through scale 3, place by dimension figure
Dimension figure is watched when the two sides T-type hole slot 3-1 facilitate detent.
Specific embodiment three
On the basis of specific embodiment two, as shown in figure 4, the positioner includes being fixedly connected with 5 He of adjusting rod
It is provided with detent sliding slot 13-12 on the block board 13-11, the block board 13-11 of handle 4, is set on the detent sliding slot 13-12
It is equipped with detent sliding block 13-13, detent block 13-14 is fixedly connected on the detent sliding block, the detent block 13-14 is convex block,
The detent block 13-14 is matched with T-type hole slot 3-11, and one end of the detent block 13-14 protrusion is connected surely by spring fixed
Adjusting rod 5 is connect, the other end of detent block 13-14 is fixedly connected with one end of detent handle 13-15, detent handle by fixed rope
The other end of 13-15 is fixedly connected with handle 4 by spring, and the lower end detent handle 13-15 is fixedly connected with handle sliding block 13-16, institute
Handle sliding block 13-16 is stated to be arranged in detent sliding slot 13-12.
Working principle：By dropping detent handle 13-15, make detent handle 13-15 by handle sliding block 13-16 in detent
It is slided on sliding slot 13-12, so that detent block 13-14 is driven to slide on detent sliding slot 13-12 by detent sliding block 13-13, it is complete
Cooperated or removed with T-type hole slot 3-1 at detent block 13-14, the present embodiment can be the case where both hands be without departing from handle 4
Lower completion adjustment height.
Specific embodiment four
On the basis of specific embodiment one, as shown in Figure 3 and Figure 5, the positioner includes matrix frame 13-21,
The bottom of matrix frame 13-21 is fixedly connected with the top of adjusting rod 5, and the scale 3 is inserted into the depressed section for including matrix frame 13-21,
The two sides for including matrix frame 13-21 depressed section are provided with card hole 13-22, and can be stuck at left and right sides of scale 3 and set
On the detent protrusion 13-23 set, the detent protrusion 13-23 is arbitrary shape, described to include matrix frame 13-21 depressed section two sides
Tail end is fixedly connected with handle 4.Present embodiment can be fixed on adjusting rod 5 on scale 3.And near operation is leaned in scale 3
Dimension figure is arranged in the one side of person, and operator is facilitated to watch.
Specific embodiment five
On the basis of specific embodiment four, the scale telescopic 2 constitutes stretching structure by bolt with scale 3,
And it is matched with positioner, when bolt for fixing between scale telescopic 2 and scale 3 is not tightened, passes through detent
Device is capable of the height of non-stop-machine change weeding, when bolt for fixing between scale telescopic 2 and scale 3 is tightened,
The height of scale 3 is capable of fixing by positioner.
Specific embodiment six
On the basis of specific embodiment one, 1 lower end of pedestal is provided with several groups universal wheel 1-2, can remove
It is moved easily when careless.
Specific embodiment seven
On the basis of specific embodiment one, the horizontal device 6 further includes two connecting rod 6-2, respectively with level
Two endpoints of the frame 6-1 close to 12 side of positive stop end are hinged.Make horizontal pane 6-1 and bottom plate 8 when changing angle, it is more firm
With it is easy to operate.
Specific embodiment eight
A kind of protection circuit on weeder, including switch a and switch b, the switch a series electric motor 10, power generation
Machine 9 and switch b, the switch a and switch b are arranged on handle 4.Switch, motor 10, generator 9 and switch b connect,
Only in switch a and switch b while while pressing can form current supply circuit, allow the both hands of user always without departing from handle 4,
To which guarantor and blade 11 are always in front and rear sides of the invention, placement prevents user from being hurt by blade 11.
Specific embodiment nine
The described protection circuit on weeder on the basis of specific embodiment eight, in specific embodiment one
It is realized on to seven weeders.
Specific embodiment ten
A kind of scale label planing method realized based on weeder described in body embodiment one, as shown in fig. 7, comprises with
Lower step：
Step a, the height h1 of adjusting rod 5 with 7 junction of support frame to ground is obtained；
Step b, height h2 of 2 top of scale telescopic apart from ground is obtained；
Step c, obtaining adjusting rod 5 with the length of 7 junction of support frame to adjusting rod 5 and 8 junction of bottom plate is L1；
Step d, obtaining adjusting rod 5 with the length of 7 junction of support frame to adjusting rod 5 and 3 junction of scale is L2；
Step e, the angle α of adjusting rod 5 Yu horizontal pane 6-1 is obtained；
Step f, formula is obtained：H1+L2sin α-h2=h3, the h3 be adjusting rod 5 and 3 junction of scale to scale 3 and
The height that the height of 2 junction of scale telescopic, i.e. adjusting rod 5 are adjusted；Obtain the distance h4 that bottom plate 8 arrives blade 11；
Step g, according to formula：H5=h1-L1sin α-h4 obtains staying careless length h5；
Step h, according to formula：H3=h1+L2sin α-h2 obtains the length apart from adjusting rod 5 and 7 junction of support frame
For the position of h3；
Step i, at the position h3, mark h5's to stay careless length.
Present embodiment obtains existing length, angle and height by scale label planing method, throughput, public with calculating
Formula calculates, and completes the label of scale dimension figure, and by changing adjusting rod 5 in the height of scale to calculate the height for staying grass
Degree, solves the technical issues of how scale label is planned in the present invention.
Claims (9)
1. a kind of weeder, which is characterized in that including pedestal (1), scale telescopic (2), scale (3), handle (4), adjusting rod
(5), horizontal device (6), bracket (7), bottom plate (8), generator (9), motor (10), blade (11) and positive stop end (12)；Limit
End (12), bracket (7), generator (9) and scale telescopic (2) are fixedly mounted on above pedestal (1)；The horizontal device (6)
Including horizontally disposed concave horizontal pane (6-1), it is respectively hinged at two connecting rods of horizontal pane (6-1) two output ends
(6-2), the other end of the connecting rod (6-2) and bottom plate (8) hingedly, the middle part of adjusting rod (5) and horizontal pane (6-1) interposition
Set the top for being articulated with bracket (7), the bottom and bottom plate (8) of adjusting rod (5) hingedly, horizontal pane (6-1), connecting rod (6-2), bottom
Part between plate (8) and two hinge joints below adjusting rod (5) forms parallel four side that shape is changed by adjusting rod (5)
Shape, the horizontal pane (6-1) are also connected on pedestal (1) by horizontal fixed frame (6-3), are ensured by horizontal fixed frame (6-3)
Horizontal pane (6-1) is always positioned at horizontal plane；The motor (10) powered by generator (9), motor are provided on the bottom plate (8)
(9) shaft passes through bottom plate (8), is equipped with blade (12)；One end of pedestal (1) upper surface is provided with fixed scale and stretches
Contracting set (2), the other end of pedestal (1) upper surface is provided with positive stop end (12), for limiting the rotational angle of adjusting rod (5), institute
It states and is equipped on scale telescopic (2) scale (3), form stretching structure between scale telescopic (2) and scale (3)；The tune
The top of pole (5) passes through scale telescopic (2) connection handle (5) by positioner.
2. a kind of weeder according to claim 1, which is characterized in that the scale (3) is equipped with the T-type of several groups connection
Hole slot (3-1), several T-type hole slot (3-1) two sides are provided with dimension figure.
3. a kind of weeder according to claim 2, which is characterized in that the positioner includes being fixedly connected with adjusting rod
(5) and the block board (13-11) of handle (4) detent sliding slot (13-12), the detent, are provided on the block board (13-11)
It is provided on sliding slot (13-12) detent sliding block (13-13), detent block (13-14), the card is fixedly connected on the detent sliding block
Position block (13-14) is convex block, and the detent block (13-14) matches with T-type hole slot (3-11), the detent block (13-14)
One end of protrusion is even fixedly connected adjusting rod (5) by spring, and the other end of detent block (13-14) is fixedly connected by fixed rope
The other end of one end of detent handle (13-15), detent handle (13-15) is fixedly connected with handle (4), detent handle by spring
The lower end (13-15) is fixedly connected handle sliding block (13-16), and the handle sliding block (13-16) is arranged at detent sliding slot (13-12)
It is interior.
4. a kind of weeder according to claim 1, which is characterized in that the positioner includes matrix frame (13-21), recessed
The bottom of type frame (13-21) is fixedly connected with the top of adjusting rod (5), and scale (3) insertion includes the recess of matrix frame (13-21)
Part, the two sides for including matrix frame (13-21) depressed section are provided with card hole (13-22), and can be stuck in scale (3)
In the detent raised (13-23) of left and right sides setting, the detent raised (13-23) is arbitrary shape, described to include matrix frame
(13-21) depressed section two sides tail end is fixedly connected with handle (4).
5. a kind of weeder according to claim 4, which is characterized in that the scale telescopic (2) and scale (3) pass through spiral shell
Bolt constitutes stretching structure, and matches with positioner, when spiral shell for fixing between scale telescopic (2) and scale (3)
When bolt is not tightened, the non-stop-machine height for changing weeding is capable of by positioner, when scale telescopic (2) and scale (3) it
Between bolt for fixing when tightening, the height of scale (3) is capable of fixing by positioner.
6. a kind of weeder according to claim 1, which is characterized in that it is universal that pedestal (1) lower end is provided with several groups
It takes turns (1-2).
7. a kind of weeder according to claim 1, which is characterized in that the horizontal device (6) further includes two connecting rods
(6-2), two endpoints with horizontal pane (6-1) close to positive stop end (12) side are hinged respectively.
8. a kind of protection circuit on weeder, which is characterized in that including switch a and switch b, the switch a series electrical
Machine (10), generator (9) and switch b, the switch a and switch b are arranged on handle (4).
9. the protection circuit according to claim 8 on weeder, which is characterized in that claim 1,2,3,4,
5, it is realized on weeder described in 6 or 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810745940.1A CN108811687A (en) | 2018-07-09 | 2018-07-09 | A kind of weeder and apply the protection circuit on weeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810745940.1A CN108811687A (en) | 2018-07-09 | 2018-07-09 | A kind of weeder and apply the protection circuit on weeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108811687A true CN108811687A (en) | 2018-11-16 |
Family
ID=64136140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810745940.1A Withdrawn CN108811687A (en) | 2018-07-09 | 2018-07-09 | A kind of weeder and apply the protection circuit on weeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108811687A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201995331U (en) * | 2011-03-07 | 2011-10-05 | 绿友机械集团股份有限公司 | Cutter disc height regulator for grass cutter |
| GB2495497A (en) * | 2011-10-10 | 2013-04-17 | Shelbourne Reynolds Eng | Cutting apparatus having means for measuring load |
| CN203206736U (en) * | 2013-05-06 | 2013-09-25 | 钭礼财 | Novel mower |
| CN204641504U (en) * | 2015-02-02 | 2015-09-16 | 深圳市凯卓立液压设备有限公司 | A kind of dilly single armed lift jack |
| CN205232797U (en) * | 2015-11-18 | 2016-05-18 | 嘉兴职业技术学院 | Hand -held mower |
| CN207444090U (en) * | 2017-09-02 | 2018-06-05 | 钱煜琴 | A kind of modified electric mosquito flap |
-
2018
- 2018-07-09 CN CN201810745940.1A patent/CN108811687A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201995331U (en) * | 2011-03-07 | 2011-10-05 | 绿友机械集团股份有限公司 | Cutter disc height regulator for grass cutter |
| GB2495497A (en) * | 2011-10-10 | 2013-04-17 | Shelbourne Reynolds Eng | Cutting apparatus having means for measuring load |
| CN203206736U (en) * | 2013-05-06 | 2013-09-25 | 钭礼财 | Novel mower |
| CN204641504U (en) * | 2015-02-02 | 2015-09-16 | 深圳市凯卓立液压设备有限公司 | A kind of dilly single armed lift jack |
| CN205232797U (en) * | 2015-11-18 | 2016-05-18 | 嘉兴职业技术学院 | Hand -held mower |
| CN207444090U (en) * | 2017-09-02 | 2018-06-05 | 钱煜琴 | A kind of modified electric mosquito flap |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181116 |
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| WW01 | Invention patent application withdrawn after publication |