CN109197214B - Self-generating energy-saving pruning shears - Google Patents
Self-generating energy-saving pruning shears Download PDFInfo
- Publication number
- CN109197214B CN109197214B CN201811358191.3A CN201811358191A CN109197214B CN 109197214 B CN109197214 B CN 109197214B CN 201811358191 A CN201811358191 A CN 201811358191A CN 109197214 B CN109197214 B CN 109197214B
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- Prior art keywords
- rotating arm
- cutting edge
- arm
- rotor arm
- spring
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- 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 - Fee Related
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- 238000013138 pruning Methods 0.000 title claims abstract description 46
- 238000004804 winding Methods 0.000 claims abstract description 28
- 238000010248 power generation Methods 0.000 claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 210000000707 wrist Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 2
- 244000141353 Prunus domestica Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010413 gardening Methods 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
- A01G3/037—Secateurs; Flower or fruit shears having motor-driven blades the driving means being an electric motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1861—Rotary generators driven by animals or vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Scissors And Nippers (AREA)
- Harvester Elements (AREA)
Abstract
The invention discloses a self-generating energy-saving pruning shear which comprises a first rotating arm and a second rotating arm which are hinged with each other, wherein a first cutting edge and a second cutting edge are arranged on the first rotating arm and the second rotating arm, a first spring is arranged between handheld parts, a power generation assembly is arranged on the first rotating arm, an arc-shaped rack is arranged on the second rotating arm, a battery is arranged on the first rotating arm and is connected with the power generation assembly, a winding motor is arranged on the first rotating arm, a winding wheel is arranged on the winding motor, a pull rope is connected between the winding wheel and the second rotating arm, the first cutting edge is rotatably connected onto the first rotating arm, a limiting bulge is arranged on the first rotating arm, a second spring is arranged between the limiting bulge and the first cutting edge, one side of the rotating center of the first cutting edge abuts against the other side of the second spring and abuts against the limiting bulge, and a light touch switch is arranged on the limiting bulge. The pruning shears not only meet the requirement of portability, but also improve the cruising ability and achieve the purpose of energy conservation.
Description
Technical Field
The invention belongs to the technical field of branch pruning tools, and particularly relates to a self-generating energy-saving pruning shear which is used for pruning branches of fruit trees and gardening.
Background
Pruning shears are tools used for pruning fruit trees and horticultural trees. The pruning scissors that are most commonly used are similar to the scissors, including two pivoted rotor arms each other, the one side that lies in articulated position on two rotor arms is the cutting edge of mutually supporting, the opposite side is handheld portion, generally be equipped with the spring of flicking the rotor arm between two handheld portions, this kind of pruning scissors structure is light and handy, conveniently carry, convenient operation, the wandering edge is surplus when this kind of pruning scissors prunes the twig, but it is very hard when pruning the twig, can't cut the twig even because the strength is not enough, whole relatively hard when the pruning operation of existing twig has the twig again.
In order to make the pruning shears more labor-saving, especially capable of smoothly cutting off when pruning thick branches, the existing electric pruning shears have appeared, which generally comprise a fixed blade, a rotating blade, a driving mechanism and one of a battery assembly or a power line assembly, if the driving mechanism is supplied with power by a battery, the battery has poor endurance or the battery has heavy weight, which causes inconvenience in use; the mode of directly connecting the circuit by adopting the power line component needs a very long power line and is not suitable for outdoor orchards and other places.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the self-generating energy-saving pruning shears which are provided with the small batteries, the small batteries are charged while pruning is carried out through the manual power generation structure, and the winding motor can be automatically started to cut off thick branches when the thick branches are cut, so that the requirement of portability is realized, the cruising ability is greatly improved, and the aim of saving energy is fulfilled without externally connecting a power supply or charging.
In order to solve the technical problem, the invention is solved by the following technical scheme: a pair of self-generating energy-saving pruning shears comprises a first rotating arm and a second rotating arm which are mutually hinged through a hinged piece, wherein a first cutting edge and a second cutting edge which are mutually matched are respectively arranged on one side, located at the hinged position, of the first rotating arm and one side, located at the hinged position, of the second rotating arm, of the first rotating arm, the other side, located at the hinged position, of the second rotating arm are both handheld portions, a first spring which springs the first rotating arm and the second rotating arm open is arranged between the handheld portions, a power generation assembly is arranged on the first rotating arm, a first gear is connected to a rotating shaft of the power generation assembly through a one-way bearing, an arc-shaped rack is arranged on the second rotating arm, the arc-shaped rack is in transmission with the first gear through a double-layer gear, a battery is arranged on the first rotating arm, the battery is connected with the power generation assembly, and a winding motor is arranged on the first, the winding motor is provided with a winding wheel, a pull rope is connected between the winding wheel and the second rotating arm, the first cutting edge is rotatably connected onto the first rotating arm, a limiting protrusion is arranged on the first rotating arm, a second spring is arranged between the limiting protrusion and the first cutting edge, one side of the rotating center of the first cutting edge is abutted against the other side of the second spring and abutted against the limiting protrusion, and a light-touch switch for controlling the winding motor is arranged on the limiting protrusion. The pruning shears can drive the generator to rotate to generate power through the arc-shaped rack in the process of pruning branches, the first cutting edge cannot contact the light touch switch when fine branches are pruned, when the first cutting edge compresses the second spring to be in contact with the light touch switch when thick branches are pruned, the winding motor starts the winding pull rope to assist in cutting the thick branches, after the thick branches are pruned short, the first cutting edge is separated from the light touch switch, and the first rotating arm and the second rotating arm are mutually flicked by the first spring. This kind of pruning scissors is owing to can last to battery charge when using, does not need the battery of large capacity, consequently is equipped with small-size battery for the whole weight of pruning scissors reduces, and charges small-size battery through manual power generation structure in the pruning, can open the coiling motor automatically and cut thick branch when cutting thick branch, has not only realized the requirement of portability, has promoted duration moreover greatly, and does not need external connection power or charge, reaches energy-conserving purpose.
In the above technical scheme, preferably, an adjusting bolt is arranged on the limiting protrusion in a direction towards the first cutting edge, and the tact switch is arranged at an end part of the adjusting bolt close to the first cutting edge. Adopt this structure can stretch into spacing bellied distance through adjustment adjusting bolt to adjust the power of starting the coiling motor, thereby make it be applicable to different users, can suitably outwards adjust adjusting bolt to the user that wrist power is said to be big, can suitably inwards adjust adjusting bolt to the user that wrist power is said to be little.
In the above technical solution, preferably, an insulating rubber sleeve is disposed on the hand-held portion, a conductive contact piece is disposed on an outer side of the insulating rubber sleeve, the first rotating arm is conductively connected with the first cutting edge, the hinged member is rotationally limited to the first rotating arm, the hinged member is rotationally connected with the second rotating arm, a through hole is disposed at an end of the hinged member close to the second rotating arm, a polygonal sliding slot is disposed in the hinged member, a coil is fixedly disposed in the polygonal sliding slot, a sliding block is slidably disposed at an end of the polygonal sliding slot close to the through hole, a return spring is disposed between the sliding block and a bottom of the polygonal sliding slot, a sliding iron core matched with the coil is disposed on the sliding block, the sliding block penetrates through the through hole and is connected with a limiting wheel, and first limiting teeth are uniformly distributed on an outer side of the, the second rotating arm is provided with a convex ring, the inner side of the convex ring is provided with a second limiting tooth matched with the first limiting tooth, the first rotating arm is connected with the coil and then connected with the positive electrode or the negative electrode of the battery, and the conductive contact piece is connected with the other electrode of the battery. When the pruning shears are used, one hand of a person is held on the insulating rubber sleeve to be contacted with the conductive contact piece, the other parts of the body of the person are contacted with the first cutting edge, the other parts of the body of the person are connected with the coil to form a passage, the coil can attract the sliding iron core to move, and the limiting wheel enters the convex ring to limit the first rotating arm and the second rotating arm, so that the parts of the body of the person are prevented from being sheared when the pruning shears are used.
In the above technical solution, preferably, the hinge member includes a nut having the polygonal sliding groove therein and a barrel screwed with the nut, a large end of the nut is hexagonal and embedded in the first rotating arm, the second rotating arm is rotationally matched with the periphery of the barrel, and an end of the barrel is provided with the through hole. The articulated elements adopting the structure can facilitate the assembly of the pruning shears.
In the above technical solution, preferably, the second cutting edge is detachably connected to the second rotating arm by a bolt. Adopt the change second cutting edge that this structure can be convenient when second cutting edge wearing and tearing.
In the above technical solution, preferably, a position where the first cutting edge abuts against the limiting protrusion is located at one end of the first rotating arm, the end being far away from the hinge. According to the lever principle, the more the branch is close to the hinged part, the more labor is saved for cutting the branch, so that the branch can be in the position close to the hinged part to save labor in general use, and the first cutting edge can normally rotate when the branch is placed between the first cutting edge and the second cutting edge close to one end of the hinged part in the arrangement mode.
Compared with the prior art, the invention has the following beneficial effects: the pruning shears can drive the generator to rotate to generate power through the arc-shaped rack in the process of pruning branches, the first cutting edge cannot contact the light touch switch when fine branches are pruned, when the first cutting edge compresses the second spring to be in contact with the light touch switch when thick branches are pruned, the winding motor starts the winding pull rope to assist in cutting the thick branches, after the thick branches are pruned short, the first cutting edge is separated from the light touch switch, and the first rotating arm and the second rotating arm are mutually flicked by the first spring. This kind of pruning scissors is equipped with small-size battery to charge to small-size battery through manual electricity generation structure when pruning, can open the coiling motor automatically and cut thick branch when cutting thick branch, not only realized the requirement of portability, promoted duration moreover greatly, and do not need external connection power or charge, reach energy-conserving purpose.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a hinge in an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 2, a pair of self-generating energy-saving pruning shears comprises a first rotating arm 2 and a second rotating arm 3 which are hinged to each other through a hinge 1, wherein one side of the first rotating arm 2 and one side of the second rotating arm 3, which are located at the hinged position, are respectively provided with a first cutting edge 4 and a second cutting edge 5 which are matched with each other, the other side of the first rotating arm 2 and the other side of the second rotating arm 3, which are located at the hinged position, are both handheld portions 6, a first spring 61 which springs the first rotating arm 2 and the second rotating arm 3 open is arranged between the handheld portions 6, a power generation assembly 7 is arranged on the first rotating arm 2, a first gear 8 is connected to a rotating shaft of the power generation assembly 7 through a one-way bearing, an arc-shaped rack 9 is arranged on the second rotating arm 3, and the arc-shaped rack 9 is in transmission with the first gear 8 through a double-layer gear 10, the cutting device is characterized in that a battery 11 is arranged on the first rotating arm 2, the battery 11 is connected with the power generation assembly 7, a winding motor 12 is arranged on the first rotating arm 2, a winding wheel 13 is arranged on the winding motor 12, a pull rope 14 is connected between the winding wheel 13 and the second rotating arm 3, a speed reduction mechanism can be arranged for improving the winding force of the winding motor, the first cutting edge 4 is rotatably connected onto the first rotating arm 2, a limiting bulge 15 is arranged on the first rotating arm 2, a second spring 16 is arranged between the limiting bulge 15 and the first cutting edge 4, one side of the rotation center of the first cutting edge 4 abuts against the other side of the second spring 16 and abuts against the limiting bulge 15, and a light touch switch 17 for controlling the winding motor 12 is arranged on the limiting bulge 15. The pruning shears can drive the generator to rotate to generate power through the arc-shaped rack in the process of pruning branches, the first cutting edge cannot contact the light touch switch when fine branches are pruned, when the first cutting edge compresses the second spring to be in contact with the light touch switch when thick branches are pruned, the winding motor starts the winding pull rope to assist in cutting the thick branches, after the thick branches are pruned short, the first cutting edge is separated from the light touch switch, and the first rotating arm and the second rotating arm are mutually flicked by the first spring. This kind of pruning scissors is owing to can last to battery charge when using, does not need the battery of large capacity, consequently is equipped with small-size battery for the whole weight of pruning scissors reduces, and charges small-size battery through manual power generation structure in the pruning, can open the coiling motor automatically and cut thick branch when cutting thick branch, has not only realized the requirement of portability, has promoted duration moreover greatly, and does not need external connection power or charge, reaches energy-conserving purpose.
An adjusting bolt 18 is arranged on the limiting protrusion 15 in the direction towards the first cutting edge 4, and the tact switch 17 is arranged at the end part of the adjusting bolt 18 close to the first cutting edge 4. Adopt this structure can stretch into spacing bellied distance through adjustment adjusting bolt to adjust the power of starting the coiling motor, thereby make it be applicable to different users, can suitably outwards adjust adjusting bolt to the user that wrist power is said to be big, can suitably inwards adjust adjusting bolt to the user that wrist power is said to be little.
An insulating rubber sleeve 19 is arranged on the handheld part 6, a conductive contact piece 20 is arranged on the outer side of the insulating rubber sleeve 19, the first rotating arm 2 is in conductive connection with the first cutting edge 4, the hinged part 1 is in rotational limit with the first rotating arm 2, the hinged part 1 is in rotational connection with the second rotating arm 3, a through hole 21 is arranged at one end of the hinged part 1 close to the second rotating arm 3, a polygonal sliding groove 22 is arranged in the hinged part 1, a coil 23 is fixedly arranged in the polygonal sliding groove 22, a sliding block 24 is arranged at one end of the polygonal sliding groove 22 close to the through hole 21 in a sliding manner, a reset spring 25 is arranged between the sliding block 24 and the bottom of the polygonal sliding groove 22, a sliding iron core 26 matched with the coil is arranged on the sliding block 24, the sliding block 24 penetrates through the through hole to be connected with a limiting wheel 27, and first limiting teeth 28 which are uniformly distributed are arranged, a convex ring 29 is arranged on the second rotating arm 3, a second limiting tooth 30 matched with the first limiting tooth 28 is arranged on the inner side of the convex ring 29, the first rotating arm 2 is connected with the positive electrode or the negative electrode of the battery 11 after being connected with the coil 23, and the conductive contact piece 20 is connected with the other electrode of the battery 11. When the pruning shears are used, one hand of a person is held on the insulating rubber sleeve to be contacted with the conductive contact piece, the other parts of the body of the person are contacted with the first cutting edge, the other parts of the body of the person are connected with the coil to form a passage, the coil can attract the sliding iron core to move, and the limiting wheel enters the convex ring to limit the first rotating arm and the second rotating arm, so that the parts of the body of the person are prevented from being sheared when the pruning shears are used.
The second cutting edge 5 is detachably connected to the second rotating arm 3 by a bolt. Adopt the change second cutting edge that this structure can be convenient when second cutting edge wearing and tearing.
The position where the first cutting edge 4 abuts against the limiting protrusion 15 is located at one end of the first rotating arm 2 far away from the hinge member 1. According to the lever principle, the more the branch is close to the hinged part, the more labor is saved for cutting the branch, so that the branch can be in the position close to the hinged part to save labor in general use, and the first cutting edge can normally rotate when the branch is placed between the first cutting edge and the second cutting edge close to one end of the hinged part in the arrangement mode.
Claims (5)
1. The utility model provides an energy-conserving pruning scissors of electricity generation, includes first rotor arm (2) and second rotor arm (3) through articulated elements (1) articulated each other, first rotor arm (2) with one side that lies in articulated position on second rotor arm (3) is provided with first cutting edge (4) and second cutting edge (5) of mutually supporting respectively, first rotor arm (2) with second rotor arm (3) lie in articulated position's opposite side and are handheld portion (6), be provided with between handheld portion (6) and bounce open first rotor arm (2) with first spring (61) of second rotor arm (3), its characterized in that: the cutting device is characterized in that a power generation assembly (7) is arranged on the first rotating arm (2), a first gear (8) is connected to a rotating shaft of the power generation assembly (7) through a one-way bearing, an arc-shaped rack (9) is arranged on the second rotating arm (3), the arc-shaped rack (9) is in transmission with the first gear (8) through a double-layer gear (10), a battery (11) is arranged on the first rotating arm (2), the battery (11) is connected with the power generation assembly (7), a winding motor (12) is arranged on the first rotating arm (2), a winding wheel (13) is arranged on the winding motor (12), a pull rope (14) is connected between the winding wheel (13) and the second rotating arm (3), a first cutting blade (4) is rotationally connected to the first rotating arm (2), and a limiting bulge (15) is arranged on the first rotating arm (2), spacing arch (15) with be provided with second spring (16) between first cutting edge (4), one side at first cutting edge (4) rotation center supports and supports second spring (16) opposite side supports and supports spacing arch (15), be provided with control on spacing arch (15) dab switch (17) of winding motor (12), on spacing arch (15) towards first cutting edge (4) direction is provided with adjusting bolt (18), dab switch (17) set up adjusting bolt (18) are close to the tip of first cutting edge (4).
2. The self-generating energy-saving pruning shear of claim 1, characterized in that: an insulating rubber sleeve (19) is arranged on the handheld portion (6), a conductive contact piece (20) is arranged on the outer side of the insulating rubber sleeve (19), the first rotating arm (2) is in conductive connection with the first cutting edge (4), the hinged part (1) and the first rotating arm (2) rotate in a limiting mode, the hinged part (1) and the second rotating arm (3) are in rotational connection, a through hole (21) is formed in one end, close to the second rotating arm (3), of the hinged part (1), a polygonal sliding groove (22) is formed in the hinged part (1), a coil (23) is fixedly arranged in the polygonal sliding groove (22), a sliding block (24) is arranged at one end, close to the through hole (21), of the polygonal sliding groove (22) in a sliding mode, a reset spring (25) is arranged between the sliding block (24) and the bottom of the polygonal sliding groove (22), be provided with on slider (24) with coil complex slip iron core (26), slider (24) pass the through-hole is connected with spacing round (27), spacing round (27) outside is provided with evenly distributed's first spacing tooth (28), be provided with bulge loop (29) on second rotor arm (3), bulge loop (29) inboard be provided with first spacing tooth (28) complex second spacing tooth (30), first rotor arm (2) are connected connect after coil (23) connect the positive pole or the negative pole of battery (11), conductive contact (20) are connected another electrode of battery (11).
3. The self-generating energy-saving pruning shear of claim 2, characterized in that: articulated elements (1) have including inside nut (31) of polygon spout (22) and with swivel nut (32) that nut (31) are closed soon, the main aspects of nut (31) are the hexagon and imbed first rotor arm (2), second rotor arm (3) with swivel nut (32) periphery normal running fit, swivel nut (32) tip is provided with through-hole (21).
4. The self-generating energy-saving pruning shear of claim 1, characterized in that: the second cutting edge (5) and the second rotating arm (3) are detachably connected through bolts.
5. The self-generating energy-saving pruning shear of claim 1, characterized in that: the position where the first cutting edge (4) abuts against the limiting protrusion (15) is located at one end, far away from the hinged part (1), of the first rotating arm (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358191.3A CN109197214B (en) | 2018-11-15 | 2018-11-15 | Self-generating energy-saving pruning shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358191.3A CN109197214B (en) | 2018-11-15 | 2018-11-15 | Self-generating energy-saving pruning shears |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109197214A CN109197214A (en) | 2019-01-15 |
| CN109197214B true CN109197214B (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811358191.3A Expired - Fee Related CN109197214B (en) | 2018-11-15 | 2018-11-15 | Self-generating energy-saving pruning shears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109197214B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10172292B2 (en) * | 2016-10-17 | 2019-01-08 | Robert Bosch Gmbh | Cutting device |
| CN110667284A (en) * | 2019-11-18 | 2020-01-10 | 青岛欧升灯具有限公司 | Pen with illumination function and adjustable illumination direction |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203692018U (en) * | 2014-01-29 | 2014-07-09 | 周怀榕 | Multi-mode pruning shears free of switching |
| CN207410855U (en) * | 2017-10-30 | 2018-05-29 | 包昊靖 | Shrub and hedge trimmer and pruning instrument |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020073834A (en) * | 2001-03-16 | 2002-09-28 | 서금윤 | Scissors |
| CN202292807U (en) * | 2011-10-13 | 2012-07-04 | 童宇晴 | Safety scissors for children |
| DE102012023295A1 (en) * | 2012-11-28 | 2014-05-28 | Mtd Products Inc. | secateurs |
| JP6032815B2 (en) * | 2013-03-28 | 2016-11-30 | スターテング工業株式会社 | Scissors with electric assist function |
| CN204540043U (en) * | 2015-01-29 | 2015-08-12 | 河南林业职业学院 | A kind of night special shrub and hedge trimmer |
-
2018
- 2018-11-15 CN CN201811358191.3A patent/CN109197214B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203692018U (en) * | 2014-01-29 | 2014-07-09 | 周怀榕 | Multi-mode pruning shears free of switching |
| CN207410855U (en) * | 2017-10-30 | 2018-05-29 | 包昊靖 | Shrub and hedge trimmer and pruning instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109197214A (en) | 2019-01-15 |
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Effective date of registration: 20200827 Address after: No.9 Guanshan South Road, Tangxian Town, Yongkang City, Jinhua City, Zhejiang Province Applicant after: Yongkang Jinjian metal products Co.,Ltd. Address before: 310024 Jiulongshan 2-3-202, Jiazhaoye, Zhuantang Town, Xihu District, Hangzhou City, Zhejiang Province Applicant before: Huang Yekun |
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