CN201097498Y - Work head of lawn trimming machine - Google Patents
Work head of lawn trimming machine Download PDFInfo
- Publication number
- CN201097498Y CN201097498Y CNU2007200459944U CN200720045994U CN201097498Y CN 201097498 Y CN201097498 Y CN 201097498Y CN U2007200459944 U CNU2007200459944 U CN U2007200459944U CN 200720045994 U CN200720045994 U CN 200720045994U CN 201097498 Y CN201097498 Y CN 201097498Y
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- rope
- overhead guard
- working head
- boss
- guard lid
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- 238000009966 trimming Methods 0.000 title abstract 2
- 239000004020 conductor Substances 0.000 claims description 15
- 210000003205 muscle Anatomy 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 abstract 4
- 238000000034 method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 239000012467 final product Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
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Abstract
The utility model discloses a working head of a lawn trimming machine, comprising a top mantle, a bottom mantle matched with the top mantle, a rope winding axis positioned between the top mantle and the bottom mantle and an elastic piece arranged on the rope winding axis or inside the top mantle, wherein the elastic piece ensures that the rope winding axis has two positions relative to the top mantle; the rope winding axis is locked relative to the top mantle at a first position, and rotates relative to the top mantle at a second position; the bottom mantle is provided with a first rope inlet port and a second rope inlet port; the bottom mantle or the top mantle is provided with a first rope outlet port and a second rope outlet port which are respectively corresponding to the first rope inlet port and the second rope inlet port; moreover, rope guide grooves are respectively formed between the first rope inlet port and the first rope outlet port, and between the second rope inlet port and the second rope outlet port. Through arranging a combined type working head with two functions, the working head not only reduces the operational procedures of a user and brings great convenience to operation, but also effectively reduces the number of parts and lowers the cost.
Description
Affiliated technical field
The utility model relates to a kind of working head of lawn machine, relates in particular to a kind of working head of multi-functional lawn machine.
Background technology
Existing lawn machine such as mower, has the working head of various ways, such as semi-automaticly putting the rope formula, automatically putting rope formula and fixing card rope formula.What the U.S. Pat of announcing on August 19th, 1,997 5657542 was disclosed is a kind of semi-automatic mower working head of putting the rope formula, thereby it impels the elastic component compression that is arranged at wherein to realize putting rope by the bottom of knocking the wiring axle.What the U.S. Pat of announcing on April 28th, 1,987 4660286 was disclosed is exactly a kind of mower of automatically putting the rope formula, when becoming the driving element of circumferential arrangement to contact around the matrix center with the outward extending drive pin of self-driven element, the relative matrix transfixion of wiring axle, but under the effect that is arranged at the elastic component on the drive pin, cumulative centrifugal force impels the outside motion of drive pin to cause drive pin to break away from driving element, and the relative matrix rotation of wiring axle realizes putting rope.What the U.S. Pat 4756146 of on July 12nd, 1988 bulletin was disclosed is a kind of mower working head of fixedly card rope formula, the replacing of moving towards to realize rope of two semi-circular channel strops that it overlaps to form by two circular sheets.
For an independent mower, it only has a kind of working head in the above-mentioned various ways usually, so can only change the rope mode of changing by the mode of changing working head, user's inconvenience that operates like this, also increased simultaneously the quantity of part, cost has risen.
Summary of the invention
For overcoming above-mentioned defective, the utility model provides a kind of working head of lawn machine, and its working head with different modes is combined integrated, makes a working head have two kinds of different functions.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the utility model discloses a kind of working head of lawn machine, and it comprises:
The overhead guard lid, it is provided with central shaft and wiring portals;
Cover the end cover cap that connects with described overhead guard, it is provided with first and goes into rope mouthful, second and go into rope mouthful, on cover cap of the described end or the overhead guard lid first rope outlet, second rope outlet are set, this first rope outlet and second rope outlet are gone into rope mouthful and second to go into rope mouthful corresponding with described first respectively, and go into rope mouthful and first rope outlet, second goes between the rope mouth and second rope outlet to form the conductor rope groove respectively described first;
The wiring axle, it is sheathed on an end of described central shaft, and between described overhead guard lid and bottom cover cap; And
Elastic component, it is arranged in described wiring axle or the overhead guard lid, and makes the relative overhead guard lid of wiring axle have two positions, and the relative overhead guard cover lock of wiring axle is fixed when primary importance, and the wiring axle rotates relative to the overhead guard lid when the second place.
The beneficial effects of the utility model are, by a combined type working head with two kinds of functions is set, have not only reduced user's operating procedure, have made things convenient for operation, and have effectively reduced number of spare parts, have reduced cost.
Description of drawings
Fig. 1 is the stereogram of first embodiment of the working head of the utility model lawn machine.
Fig. 2 is the three-dimensional exploded view of Fig. 1.
Fig. 3 is the stereogram at another visual angle of the axle of wiring shown in Fig. 2.
Fig. 4 is the assembling view of fixing card rope formula working head in the present embodiment.
Fig. 5 is along the cutaway view of A-A rope among Fig. 4.
Fig. 6 is the stereogram of fixing card rope formula working head shown in Fig. 4, shows the fixed position of rope.
Fig. 7 is the assembling view of auto-manual system working head in the present embodiment.
Fig. 8 is along the cutaway view of B-B rope among Fig. 7.
Fig. 9 is the stereogram of working head second embodiment of the utility model lawn machine.
Figure 10 is the three-dimensional exploded view of Fig. 9.
Figure 11 is the stereogram at another visual angle of the axle of wiring shown in Figure 10.
Figure 12 is the assembling view of fixing card rope formula working head in the present embodiment.
Figure 13 is along the cutaway view of C-C rope among Figure 12.
Figure 14 is the assembling view of full rotation type working head in the present embodiment.
Figure 15 is along the cutaway view of D-D rope among Figure 14.
Among the figure: 1,1 '. overhead guard covers the 11. wirings outstanding muscle 15 ' of 12. buckle slots, 13. central shafts 14. that portal. sliding part 151 '. opening 152 '. projection 2,2 '. cover cap 21. centre bores 22. first in the end are gone into rope mouth 23. second and are gone into rope mouthful 24. first rope outlets, 25. second rope outlets, 26. conductor rope grooves, 27. protuberances, 28. clamping parts 3,3 '. wiring axle 31,31 '. openend 32. ends 33,33 '. bottom surface 331. first boss 34,34 '. end face 341. second boss 341 '. the 3rd boss 342 '. the 4th boss 4,4 '. elastic component 5. ropes 6. wirings
Embodiment
Describe the utility model in detail below in conjunction with embodiment and accompanying drawing thereof.
See also Fig. 1 to Fig. 3, the working head of the utility model lawn machine comprises overhead guard lid 1, with overhead guard lid 1 end cover cap 2 that connects, be contained in the wiring axle 3 between overhead guard lid 1 and the end cover cap 2 and be contained in the interior elastic component 4 of wiring axle 3.Described overhead guard lid 1 is provided with that the wiring that is positioned at both sides portals 11, buckle slot 12 and the central shaft 13 that extends downwards from the bottom surface.Wiring axle 3 one ends are openend 31, and are opening-like, and the other end is an end 32, is closed.During assembling, the openend 31 of wiring axle 3 is sheathed on the free end of central shaft 13, and central shaft 13 passes openend 31 and is contained in the wiring axle 3, and end 32 passes the centre bore 21 of the center that is opened in end cover cap 2 and stretches out outside the end cover cap 2.One end of described elastic component 4 is resisted against terminal 32, the other end then is resisted against the free end of central shaft 12, it is compressive state, its effect is to make wiring axle 3 relative overhead guard lids 1 have two positions, wiring axle 3 relative overhead guard lid 1 lockings in primary importance the time, wiring axle 3 rotates relative to overhead guard lid 1 during the second place.Cover cap of the described end 2 has the clamping part 28 that cooperates with described buckle slot 12, to realize being connected of overhead guard lid 1 and end cover cap 2.Certainly, also can be that overhead guard covers and establishes clamping part, establish buckle slot on the end cover cap, can realize being connected of overhead guard lid and end cover cap equally.
Also be provided with first on the end cover cap 2 and go into rope mouthful 22, second and go into rope mouthfuls 23 and first go into rope mouthful 22, second and go into rope mouthfuls 23 corresponding first rope outlet 24, second rope outlet 25, and go into rope mouthful 22 and first rope outlet 24, second described first and go between rope mouthful 23 and second rope outlet 25 to be formed with conductor rope groove 26 respectively with this.The power of described elastic component 4 makes the bottom surface 33 of wiring axle 3 near end cover cap 2, so bottom surface 33 and the conductor rope groove 26 common conductor rope passage that forms that cooperatively interacts.The effect of this conductor rope passage is to guide from first, second mouthful 22,23 ropes that enter 5 of going into to restrict stretches out from first, second rope outlet 24,25.Certainly, except that the illustrated position of present embodiment, first rope outlet 24 and second rope outlet 25 also can be arranged on the overhead guard lid 1.
In addition, around the center some first boss 331 are set on the bottom surface 33 of wiring axle 3, around the center some second boss 341 are set on the end face 34.Simultaneously, cover cap of the described end 2 is provided with the protuberance 27 that cooperates with this first boss 331, and described overhead guard lid 1 is provided with the outstanding muscle 14 that cooperates with this second boss 341.
Below in conjunction with Fig. 4 to Fig. 6 first kind of function that the working head in the present embodiment has is described.Rope 5 two ends are gone into rope mouthful 22, second from first respectively and are gone into rope mouthfuls 23 and enter, and stretch out from first rope outlet 24, second rope outlet 25 respectively under the guiding of described conductor rope passage.When needs are changed rope 5, extract old rope earlier out, will newly restrict to retighten again gets final product.In conjunction with Fig. 7 and Fig. 8 second kind of function that the working head in the present embodiment has is described again.Wiring 6 is installed on the wiring axle 3, and portalling from wiring 11 throws away.Use up when wiring 6 and need put when rope, the end 32 that knocks wiring axle 3 on the ground forces elastic component 4 further to compress, elastic component 4 varies to the second place from primary importance, wiring axle 3 upwards rotates relative to overhead guard lid 1, end cover cap 2 is left in its bottom surface 33, and this wiring 6 in working head is thrown out of wiring and portals 11.Because first boss 331 is subjected to the restriction of protuberance 27, second boss 341 is subjected to the restriction of outstanding muscle 14, and the wiring 6 of at every turn being emitted only is one section.If wiring 6 is all used up, releasing end cover cap 2 is connected with overhead guard lid 1, takes out wiring axle 3 and gets final product around last new rope again.
Certainly, the utility model is not limited in said fixing card rope formula and semi-automatic compound mode of putting the rope formula, also can be fixing card rope formula and the combination of automatically putting the rope formula.Specifically see also Fig. 9 to Figure 11, the lawn machine working head among second embodiment comprise overhead guard lid 1 ', with the overhead guard lid 1 ' end cover cap 2 ' that connects and be contained in overhead guard cover 1 ' and end cover cap 2 ' between wiring axle 3 '.Described overhead guard lid 1 ' is provided with that the wiring that is positioned at both sides portals 11, buckle slot 12, the central shaft 13 that extends downwards from the bottom surface and be sheathed on sliding part 15 ' on the central shaft 13.Wherein, offer opening 151 ' on the sliding part 15 ', sliding part 15 ' promptly is sheathed on the central shaft 13 by this opening 151 '.And also be provided with projection 152 ' on the two ends of sliding part 15 ', this projection 152 ' branch is located at opening 151 ' both sides.The two ends of wiring axle 3 ' are openend 31 ', and are opening-like.During assembling, one of them openend 31 ' of wiring axle 3 ' is sheathed on the free end of central shaft 13, and central shaft 13 passes openend 31 ' and is contained in the wiring axle 3 ', and the end face 34 ' of wiring axle 3 ' contacts with sliding part 15 '.In addition, the end face 34 ' of wiring axle 3 ' is gone up around the center some the 3rd boss 341 ' and some the 4th boss 342 ' that cooperate with described protruding 152 ' is set, and the 3rd boss 341 ' and the 4th boss 342 ' are in opposite directions.
Lawn machine working head in the present embodiment also comprises elastic component 4 ', and it is contained in the overhead guard lid 1 ', particularly is arranged between the inwall of end of sliding part 15 ' and overhead guard lid 1 ', is compressive state.Elastic component 4 ' in the present embodiment is identical with elastic component 4 effects among first embodiment, even wiring axle 3 ' relative overhead guard lid 1 ' has two positions, wiring axle 3 ' relative overhead guard lid 1 ' locking when primary importance, wiring axle 3 ' rotates relative to overhead guard lid 1 ' when the second place.
Cover cap of the described end 2 ' has the clamping part 28 that cooperates with described buckle slot 12, to realize being connected of overhead guard lid 1 ' and end cover cap 2 '.Certainly, also can be that overhead guard covers and establishes clamping part, establish buckle slot on the end cover cap, can realize being connected of overhead guard lid and end cover cap equally.Also being provided with first on the end cover cap 2 ' goes into rope mouthful 22, second and goes into rope mouthfuls 23 and first go into rope mouthful 22, second and go into rope mouthfuls 23 corresponding first rope outlet 24, second rope outlet 25 with this, and go into rope mouthful 22 and first rope outlet 24, second described first and go between rope mouthful 23 and second rope outlet 25 to be formed with conductor rope groove 26 respectively, the bottom surface 33 ' of wiring axle 3 ' contact with end cover cap 2 ' and makes described bottom surface 33 ' and the conductor rope groove 26 formation conductor rope passage jointly that cooperatively interacts.The effect of this conductor rope passage is to guide from first, second mouthful 22,23 ropes that enter 5 of going into to restrict stretches out from first, second rope outlet 24,25.Certainly, except that the illustrated position of present embodiment, first rope outlet 24 and second rope outlet 25 also can be arranged on the overhead guard lid 1 '.
Below in conjunction with Figure 12 and Figure 13 first kind of function that working head has in the present embodiment is described.Rope 5 two ends are gone into rope mouthful 22, second from first respectively and are gone into rope mouthfuls 23 and enter, and stretch out from first rope outlet 24, second rope outlet 25 respectively under the guiding of described conductor rope passage.When needs are changed rope 5, extract old rope earlier out, will newly restrict to retighten again gets final product.In conjunction with Figure 14 and Figure 15 second kind of function that the working head in the present embodiment has is described again.Wiring 6 is installed on the wiring axle 3 ', and portalling from wiring 11 throws away.When portalling 11 wirings that throw away, 6 long enoughs from wiring, the working head rotating speed is little, sliding part 15 ' is not enough to overcome the active force of elastic component 4 ', so it can not move, projection 152 ' is subjected to the 3rd boss 341 ' and the 342 ' restriction of the 4th boss, 3 ' the relative overhead guard lid 1 ' locking of wiring axle, wiring 6 can not be emitted automatically; When 11 wirings that throw away 6 that portal from wiring fall short of, the working head rotating speed increases, the active force that sliding part 15 ' overcomes elastic component 4 ' moves forward, elastic component 4 ' varies to the second place from primary importance, wiring axle 3 ' relative overhead guard lid 1 rotates, and projection 152 ' breaks away from the 3rd, the 4th boss 341 ' that limits it, 342 ', wiring 6 is emitted automatically.And because the effect of projection the 152 ', the 3rd boss 341 ' and the 4th boss 342 ', the wiring 6 of at every turn being emitted only is one section.If wiring 6 is all used up, releasing end cover cap 2 ' is connected with overhead guard lid 1 ', takes out wiring axle 3 ' and gets final product around last new rope again.
Claims (8)
1. the working head of a lawn machine, it is characterized in that: it comprises
Overhead guard lid (1,1 '), it is provided with central shaft (13) and wiring portal (11);
With described overhead guard lid (1,1 ') end cover cap (2 that connects, 2 '), it is provided with first and goes into rope mouthful (22), second and go into rope mouthful (23), cover cap of the described end (2,2 ') or overhead guard lid (1, first rope outlet (24), second rope outlet (25) are set 1 '), this first rope outlet (24) and second rope outlet (25) are gone into rope mouthful (22) and second to go into rope mouthful (23) corresponding with described first respectively, and go into rope mouthful (22) and first rope outlet (24), second described first and go into to restrict and form conductor rope groove (26) respectively between mouth (23) and second rope outlet (25);
Wiring axle (3,3 '), it is sheathed on an end of described central shaft (1 3), and is positioned between described overhead guard lid (1,1 ') and the end cover cap (2,2 '); And
Elastic component (4,4 '), it is arranged in described wiring axle (3) or the overhead guard lid (1 '), and makes wiring axle (3,3 ') overhead guard covers (1 relatively, 1 ') have two positions, the relative overhead guard lid (1 of wiring axle (3,3 ') when primary importance, 1 ') locking, wiring axle (3,3 ') overhead guard lid (1,1 ') rotation relatively when the second place.
2. the working head of a kind of lawn machine as claimed in claim 1 is characterized in that: bottom surface (33,33 ') the cooperation formation conductor rope passage of described conductor rope groove (26) and wiring axle (3,3 ').
3. the working head of a kind of lawn machine as claimed in claim 2, it is characterized in that: described elastic component (4) is contained in the wiring axle (3), and the one end is against the end (32) of wiring axle (3), and the other end is against the free end of central shaft (13).
4. the working head of a kind of lawn machine as claimed in claim 3, it is characterized in that: the bottom surface (33) of described wiring axle (3) is gone up around the center and is provided with some first boss (331), and cover cap of the described end (2) is provided with the protuberance (27) that cooperates with this first boss (331).
5. the working head of a kind of lawn machine as claimed in claim 4, it is characterized in that: the end face (34) of described wiring axle (3) is gone up around the center and is provided with some second boss (341), and described overhead guard lid (1) is provided with the outstanding muscle (14) that cooperates with this second boss (341).
6. the working head of a kind of lawn machine as claimed in claim 2, it is characterized in that: on the described overhead guard lid (1 ') sliding part (15 ') is set also, this sliding part (15 ') is sheathed on central shaft (13), described elastic component (4 ') is contained in the overhead guard lid (1 '), the one end is against sliding part (15 '), and the other end is against the inwall of overhead guard lid (1 ').
7. the working head of a kind of lawn machine as claimed in claim 6, it is characterized in that: the end face (34 ') of described wiring axle (3 ') go up be provided with around the center some the 3rd boss (341 ') and with the 3rd boss (341 ') some the 4th boss (342 ') in opposite directions, described sliding part 15 ' is provided with the projection (152 ') that cooperates with described the 3rd boss (341 ') and the 4th boss (342 ').
8. the working head of a kind of lawn machine as claimed in claim 1, it is characterized in that: described overhead guard lid (1,1 ') be provided with buckle slot (12), cover cap of the described end (2,2 ') be provided with the clamping part (28) that cooperates with this buckle slot (12), perhaps described overhead guard lid (1,1 ') is provided with clamping part (28), cover cap of the described end (2,2 ') is provided with the buckle slot (12) that cooperates with this clamping part (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200459944U CN201097498Y (en) | 2007-09-10 | 2007-09-10 | Work head of lawn trimming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200459944U CN201097498Y (en) | 2007-09-10 | 2007-09-10 | Work head of lawn trimming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201097498Y true CN201097498Y (en) | 2008-08-13 |
Family
ID=39934012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200459944U Expired - Fee Related CN201097498Y (en) | 2007-09-10 | 2007-09-10 | Work head of lawn trimming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201097498Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103190240A (en) * | 2012-01-04 | 2013-07-10 | 王盘龙 | Rope clamping device of grass trimmer |
| CN103491764A (en) * | 2011-04-15 | 2014-01-01 | 伟尔威技术研究株式会社 | cutting machine |
| CN105532164A (en) * | 2014-10-23 | 2016-05-04 | 南京德朔实业有限公司 | Rotating assembly suitable for grass trimmer |
| WO2017124865A1 (en) * | 2016-01-22 | 2017-07-27 | 南京德朔实业有限公公司 | Lawn mower and operating method and control method therefor |
| CN107926265A (en) * | 2017-07-31 | 2018-04-20 | 上海交通大学 | A kind of fast automatic outlet moving head mechanism |
| CN108605490A (en) * | 2018-07-05 | 2018-10-02 | 山东华盛农业药械有限责任公司 | Simple rope pulley device and grass-mowing machine |
| US10264725B2 (en) | 2016-01-22 | 2019-04-23 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer, operating method thereof and control method thereof |
| US10440882B2 (en) | 2016-01-22 | 2019-10-15 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer, operating method thereof and control method thereof |
| CN111802055A (en) * | 2020-06-17 | 2020-10-23 | 袁锋 | Automatic paying-off grass mowing head |
| US11818979B2 (en) | 2016-01-22 | 2023-11-21 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer |
-
2007
- 2007-09-10 CN CNU2007200459944U patent/CN201097498Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103491764A (en) * | 2011-04-15 | 2014-01-01 | 伟尔威技术研究株式会社 | cutting machine |
| CN103491764B (en) * | 2011-04-15 | 2015-11-25 | 伟尔威技术研究株式会社 | Cutting mill |
| CN103190240B (en) * | 2012-01-04 | 2016-08-31 | 王盘龙 | A kind of grass-mowing machine card rope device |
| CN103190240A (en) * | 2012-01-04 | 2013-07-10 | 王盘龙 | Rope clamping device of grass trimmer |
| CN105532164B (en) * | 2014-10-23 | 2017-08-29 | 南京德朔实业有限公司 | Suitable for the rotary components of grass-mowing machine |
| CN105532164A (en) * | 2014-10-23 | 2016-05-04 | 南京德朔实业有限公司 | Rotating assembly suitable for grass trimmer |
| US10849268B2 (en) | 2016-01-22 | 2020-12-01 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer |
| US10264725B2 (en) | 2016-01-22 | 2019-04-23 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer, operating method thereof and control method thereof |
| US10440882B2 (en) | 2016-01-22 | 2019-10-15 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer, operating method thereof and control method thereof |
| WO2017124865A1 (en) * | 2016-01-22 | 2017-07-27 | 南京德朔实业有限公公司 | Lawn mower and operating method and control method therefor |
| US11089724B2 (en) | 2016-01-22 | 2021-08-17 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer, operating method thereof and control method thereof |
| US11419262B2 (en) | 2016-01-22 | 2022-08-23 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer |
| US11818979B2 (en) | 2016-01-22 | 2023-11-21 | Nanjing Chervon Industry Co., Ltd. | Grass trimmer |
| CN107926265A (en) * | 2017-07-31 | 2018-04-20 | 上海交通大学 | A kind of fast automatic outlet moving head mechanism |
| CN107926265B (en) * | 2017-07-31 | 2021-06-22 | 上海交通大学 | A fast and automatic thread-cutting head mechanism |
| CN108605490A (en) * | 2018-07-05 | 2018-10-02 | 山东华盛农业药械有限责任公司 | Simple rope pulley device and grass-mowing machine |
| CN111802055A (en) * | 2020-06-17 | 2020-10-23 | 袁锋 | Automatic paying-off grass mowing head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANYOU ELECTRICAL APPLIANCE( SUZHOU) CO., LTD. Free format text: FORMER OWNER: SUZHOU LIWEIKE ELECTRICAL APPLIANCES CO., LTD. Effective date: 20090904 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090904 Address after: No. 8 Ting Rong Street, Suzhou Industrial Park, Jiangsu Province, China: 215021 Patentee after: Skybest Electric Appliance (Suzhou) Co., Ltd. Address before: High tech Zone of Suzhou City, Jiangsu Province, Hu Guan Hu Jing Industrial Park Road 48, zip code: 215151 Patentee before: Suzhou Levac Electric Appliance Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080813 Termination date: 20100910 |