CN106826695A - A kind of function electric hammer of single button four - Google Patents
A kind of function electric hammer of single button four Download PDFInfo
- Publication number
- CN106826695A CN106826695A CN201611206027.1A CN201611206027A CN106826695A CN 106826695 A CN106826695 A CN 106826695A CN 201611206027 A CN201611206027 A CN 201611206027A CN 106826695 A CN106826695 A CN 106826695A
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- power transmission
- electric hammer
- hammer
- knob
- gear
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- 230000005540 biological transmission Effects 0.000 claims abstract description 70
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 238000009527 percussion Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
The invention belongs to electric hammer technical field, specifically related to a kind of function electric hammer of single button four, including electric hammer housing, the electric hammer housing includes working cell, the working cell is connected to assist handle, power unit and main handle, the power unit is provided with electric hammer kinetic energy convertor, the power unit top is connected to the first power transmission and the second power transmission, first power transmission and the second power transmission connect power unit by gear-box, knob is provided with the electric hammer kinetic energy convertor, the knob includes " individually hammering angle is not limited ", " individually rotation ", " side rotation side hammer hits " and " individually hammering angle limitation " four kinds of buttons.A kind of function electric hammer of single button four disclosed by the invention is simple and reasonable, conversion is flexible, it is easy to operate, " individually hammering angle is not limited ", " individually rotation ", " side rotation side hammer hits " and " individually hammering angle limitation " four functions are realized, technical benefits is obvious.
Description
Technical field
The present invention relates to a kind of function electric hammer of single button four.Belong to electric hammer technical field.
Background technology
With the development of Power Tools Industries, the requirement more and more higher to its function, electric hammer due to single hammer, it is single bore,
Hammer drill, single hammer angle adjustable simultaneously lock four kinds of functions and enjoy liking for users.Generally manipulated with One function knob
Can realize that the electric hammer of four kinds of functions such as " single to bore ", " hammer drill ", " single hammer " and " single hammer angle adjustable is simultaneously locked " is referred to as list
The function electric hammer of button four.The structure of four function electric hammers mainly includes：Housing, be arranged at power unit in housing, can be by power list
The rotary power of unit passes to the speed reducing mechanism of transmission main shaft, be used to for rotary power to be converted into axial impact to move
Hammering power transmission, the transmission for being used to carry out the shifter of power and energy and being arranged in housing of power transmission output
Main shaft by the cylinder main shaft of meshed transmission gear, oppressed inside by the hammering catch on cylinder main shaft after can start and hammer power
The hammering actuating mechanism of transfer device.
At present, what although the power and energy of electric hammer had can also realize four kinds of controls of function, but there is complex structure, manufacture
High cost, service life are short, implement cumbersome shortcoming；In singly hammer angle adjustment, due to structural instability, Chang You
Phenomenon is pinned or can't lock in advance, is made troubles to operator,.Existing electric hammer species is more, and due to reasons in structure, whole machine is all
Can be heavier, always can not be with light small, the easy perseverance at a stalemate of electric drill in terms of main screw lift, electric hammer is due to single hammer, list
The functions such as brill, hammer drill and enjoy liking for users.At present, the power and energy majority of in the market electric hammer is by two functions
Knob completes the handover operation of above-mentioned functions, although also have a functional structure of a button four, but exist complex structure, be more expensive to manufacture,
Structure is more complicated, and the cumbersome, efficiency of assembling of assembling is relatively low, and Reliability of Microprocessor is not also high, and power unit does not have good clutch
The shortcomings of structure.
In sum, in order to solve the problems, such as prior art, need badly invent a kind of simple and reasonable at present, conversion
Flexibly and easily, it is easy to operate, realize " individually hammering angle do not limit ", " individually rotation ", " side rotation side hammer hits " and " individually
Four functions of hammering angle limitation ", the obvious list function electric hammer of button four of technical benefits.
The content of the invention
The present invention propose it is a kind of easy to operate, realize " individually hammering angle is not limited ", " individually rotation ", " in rotation
Hammering " and " individually hammering angle limitation " four functions, the obvious list function electric hammer of button four of technical benefits, solve prior art and deposit
Problem.
In order to solve the above-mentioned technical problem, the technical scheme is that：
A kind of function electric hammer of single button four, including electric hammer housing, the electric hammer housing include working cell, the working cell
Assist handle, power unit and main handle are connected to, the power unit is provided with electric hammer kinetic energy convertor, the power
Unit top is connected to the first power transmission and the second power transmission, first power transmission and
Two power transmissions connect power unit by gear-box, and knob, the knob are provided with the electric hammer kinetic energy convertor
Including four kinds of " individually hammering angle do not limit ", " individually rotation ", " side rotation side hammer hits " and " individually hammering angle limitation "
Button.
The power unit includes machine shaft, and the machine shaft connects rotor and stator, the machine shaft and institute
State the first power transmission, the connection of the second power transmission.
When the knob goes to " side rotation side hammer hit ", the knob is in neutral gear position, the machine shaft with it is described
The gear of the first power transmission and the second power transmission is at a fully engaged, and first power transmission and second is moved
Force transfering device drives the working cell to realize that the side rotation side hammer of single function electric hammer of button four hits.
When the knob goes to " individually rotation ", the knob by the bent axle clutch of second power transmission and
A number gear is separated, and the machine shaft individually connects first power transmission, the first power transmission band
Realize the independent rotation of single function electric hammer of button four in the dynamic working cell.
The knob is connected with rotation axis, and plectrum is provided with the rotation axis, and the plectrum passes through prerotation vane and cross
Pan head screw is connected with the rotation axis.
When the knob goes to " individually hammering angle do not limit ", the plectrum is driven to travel forward, the plectrum is by institute
The locking plate of the gear and the working cell of stating the first power transmission is separated, and the knob is again by second power
The bent axle clutch of transfer device and a gear engagement, it is single that second power transmission drives the working cell to realize
The independent hammering angle of the function electric hammer of button four is not limited.
When the knob goes to " individually hammering angle limitation ", the plectrum is driven to travel forward, the plectrum will be described
Fixed, the stop of the gear and the working cell of first power transmission in the locking plate push-in spline of working cell
Piece remains unchanged separation, and second power transmission drives the working cell to realize the independent hammering angle of single function electric hammer of button four
Degree limitation.
The working cell from left to right includes rubber protecgulum, steel ball rack, chuck spring, gas cylinder hut, the bone of connection successively
Frame oil sealing, pad, circlip for shaft, bearing, pivoted housing, block stamp, cylinder, spline, circlip for hole, switching spring, stop
Spring, locking plate, circlip for hole, cylinder clutch, axle-steel silk back-up ring, percussion hammer, piston and connecting rod.
The power unit includes casing left cover and casing right cover；The casing left cover is provided with by clamping block and locking
Spring is connected with knob；Gear-box is provided with the casing left cover and casing right cover, the gear-box left end connects oil-containing axle
Hold, right-hand member connection damping spring, damping pad and Shock-proof bolt, lower end connects first power transmission and the second power
Transfer device；First power transmission includes gear, cage ring, clutch shaft bearing, spring base, dropout successively from top to bottom
Little spring, dropout big spring, dish-shaped pad, square hole pad, No. two gears and bearing 627；Second power transmission from
Include bearing 6003, the second circlip for shaft, the second circlip for hole, the second pad, tapered spring, song under up to successively
Shaft clutch, gear, support set and a needle bearing；The casing left cover and casing right cover lower end pass through disc spring, brush holder, carbon
Brush be connected with hood and casing, be provided with the casing be sequentially connected sealing ring, middle cover, outside framework oil seal, bearing 6001,
Rotor, second bearing, wind loop and stator.
The main handle includes left handle and right handles, and the main handle front end is provided with shock-absorbing sleeve, rear end connection
Live conductor plate, cable cover(ing) and cable, are provided with electric capacity and inductance in the left handle and right handles, the main handle also sets
It is equipped with switch；The assist handle includes steel band, T-shaped screw and the bracket of connection successively from top to bottom, on the assist handle
It is additionally provided with scale.
The characteristics of present invention has following and beneficial effect：
A kind of function electric hammer of single button four of the present invention is connected to auxiliary by setting working cell, working cell
Handle, power unit and main handle, power unit are provided with electric hammer kinetic energy convertor, and the power unit top is connected to
First power transmission and the second power transmission, realization " individually hammering angle is not limited ", " individually rotation ", " side rotation
Turn side hammer to hit " and " individually hammering angle limitation " four functions, total is simple and reasonable, and conversion is flexible, only grasps
Control adjusting knob can be realized easy to operate.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
Other accompanying drawings are obtained with according to these accompanying drawings.
Fig. 1 is a kind of explosive view of the function electric hammer of single button four of the present invention；
Fig. 2 is a kind of structural representation of the function electric hammer of single button four of the present invention.
In figure, 1- rubber protecgulums；2- steel ball racks；3- power units；4- chuck springs；5- electric hammer kinetic energy convertors；6- gas
Cylinder case；7- outside framework oil seals；8- pads；9- circlips for shaft；10- bearings；11- main handles；12- pivoted housings；The power of 13- first is passed
Delivery device；The power transmissions of 14- second；15- block stamps；16- working cells；17- cylinders；18- splines；20- holes are kept off with elasticity
Circle；21- switches spring；22- retaining springs；23- locking plates；24- cylinder clutches；25- assist handles；26- axle-steel silk gear
Circle；28- percussion hammers；30- pistons；31- connecting rods；32- oiliness bearings；33- gear-boxes；34- eccentric shafts；35- oil caps；36- rotation axis；
37- gears；38- cage rings；39- clutch shaft bearings；40- spring bases；41- dropout little springs；42- dropout big springs；43- dish pads
Piece；44- square hole pads；No. bis- gears of 45-；58- bearings 627；59- prerotation vanes；61- crossed pan head screws；62- plectrums；63- axles
Hold 6003；The circlips for shaft of 64- second；The circlip for holes of 65- second；The pads of 66- second；The tapered springs of 67-；68- is bent
Shaft clutch；Number gear of 69-；71- support sets；72- needle bearings；73- sealing rings；74- middle covers；75- outside framework oil seals；
76- bearings 6001；77- rotors；78- second bearings；79- wind loops；81- stators；83- hoods；84- disc springs；86- brush holders；87-
Carbon brush；88- casings；89- clamping blocks；90- Lock springs；91- knobs；92- casing left covers；93- damping springs；94- beams
Piece；95- Shock-proof bolts；96- casing right covers；97- shock-absorbing sleeves；98- right handles；99- is switched；101- left handles；102- electric capacity；
103- inductance；105- tension discs；106- cable cover(ing)s；107- cables；109- steel bands；110-T type screws；112- brackets；
113- scales.
Specific embodiment
Specific embodiment of the invention is described further below in conjunction with the accompanying drawings.Herein it should be noted that for
The explanation of these implementation methods is used to help understand the present invention, but does not constitute limitation of the invention.Additionally, disclosed below
As long as each implementation method of the invention in involved technical characteristic do not constitute conflict each other and can just be mutually combined.
The structural representation and explosive view of the function electric hammer of a kind of single button four shown referring to Figures 1 and 2.A kind of work(of single button four
Energy electric hammer, including electric hammer housing, the electric hammer housing include working cell 16, and the working cell 16 is connected to nondominant hand
Handle 25, power unit 3 and main handle 11, the power unit 3 are provided with electric hammer kinetic energy convertor 5, the top of the power unit 3
It is connected to the first power transmission 13 and the second power transmission 14, first power transmission 13 and second
Power transmission 14 connects power unit 3 by gear-box 33, and knob 91, institute are provided with the electric hammer kinetic energy convertor 5
Stating knob 91 includes " individually hammering angle not limit ", " individually rotation ", " side rotation side hammer hits " and " individually hammers angle limit
Four kinds of buttons of system ".
The power unit 3 includes machine shaft, and the machine shaft connects rotor 77 and stator 81, the machine shaft
It is connected with first power transmission 13, the second power transmission 14.
When the knob 91 goes to " side rotation side hammer hit ", the knob 91 is in neutral gear position, the machine shaft with
The gear of the power transmission 14 of first power transmission 13 and second is at a fully engaged, first power transmission
13 and second power transmission 14 drive the working cell 16 realize the function electric hammer of single button four side rotation side hammer hit.
When the knob turns 91 to " individually rotation ", the knob 91 by the bent axle of second power transmission 14 from
Clutch 68 and a gear 69 are separated, and the machine shaft individually connects first power transmission 13, and described first moves
Force transfering device 13 drives the working cell 16 to realize the independent rotation of the function electric hammer of single button four.
The knob 91 is connected with rotation axis 36, and plectrum 62 is provided with the rotation axis 36, and the plectrum 62 is by leading
It is connected with the rotation axis 26 to piece 59 and crossed pan head screw 61.
When the knob 91 goes to " individually hammering angle is not limited ", the plectrum 62 is driven to travel forward, the plectrum
62 separate the locking plate 23 of the gear 37 of first power transmission 14 and the working cell 16, the weight of the knob 91
Newly the bent axle clutch 68 and a gear 69 of second power transmission 14 are engaged, second power transmission
14 drive the working cell 16 to realize that the independent hammering angle of the function electric hammer of single button four is not limited.
When the knob 91 goes to " individually hammering angle limitation ", the plectrum 62 is driven to travel forward, the plectrum 62
The locking plate 23 of the working cell 16 is pushed fixed in spline 18, the gear 37 of first power transmission 13 and institute
The locking plate 23 for stating working cell 16 is still separated, and second power transmission 14 drives the working cell 16 to realize list
The independent hammering angle limitation of the function electric hammer of button four." individually hammering angle is not limited ", " individually rotation ", " side rotation side hammer hits "
And the realization of " individually hammer angle adjustable and lock " four functions drives the internal structure of single function electric hammer of button four respectively
Operated, realized the function of a hammer four.
The working cell 16 from left to right includes rubber protecgulum 1, steel ball rack 2, the chuck spring 4, cylinder of connection successively
Case 6, outside framework oil seal 7, pad 8, circlip for shaft 9, bearing 10, pivoted housing 12, block stamp 15, cylinder 17, spline 18, hole elasticity
Back-up ring 20, switching spring 21, retaining spring 22, locking plate 23, circlip for hole 20, cylinder clutch 24, axle-steel silk gear
Circle 26, percussion hammer 28, piston 30 and connecting rod 31.
The power unit 3 includes casing left cover 92 and casing right cover 96；The casing left cover 92 is provided with by locking
Block 89 and Lock spring 90 are connected with knob 91；Gear-box 33 is provided with the casing left cover 92 and casing right cover 96, it is described
The left end of gear-box 33 connects oiliness bearing 32, right-hand member connection damping spring 93, damping pad 94 and Shock-proof bolt 95, lower end connection
The power transmission 14 of first power transmission 13 and second；Upper end connects eccentric shaft 34 and oil cap 35, described first
Power transmission fill 13 from top to bottom successively include gear 37, cage ring 38, clutch shaft bearing 39, spring base 40, dropout little spring 41,
Dropout big spring 42, dish-shaped pad 43,44, No. two gears 45 of square hole pad and bearing 62758；Second power transmission
14 include bearing 600363, the second circlip for shaft 64, the second circlip for hole 65, the second pad successively from top to bottom
66th, tapered spring 67, bent axle clutch 68, gear 69, support set 71 and a needle bearing 72；The casing left cover 92 and case
The lower end of body right cover 96 be connected with hood 83 and casing 88, the casing 88 by disc spring 84, brush holder 86, carbon brush 87 be provided with according to
The sealing ring 73 of secondary connection, middle cover 74, outside framework oil seal 75, bearing 600176, rotor 77, second bearing 78, the and of wind loop 79
Stator 81.
The main handle 11 includes left handle 101 and right handles 98, and the front end of the main handle 11 is provided with shock-absorbing sleeve
97, rear end is connected with tension disc 105, cable cover(ing) 106 and cable 107, is provided with the left handle 101 and right handles 98
Electric capacity 102 and inductance 103, the main handle 11 are additionally provided with switch 99；The assist handle 25 includes connecting from top to bottom successively
Steel band 109, T-shaped screw 110 and the bracket 112 for connecing, are additionally provided with scale 113 on the assist handle 25.
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to described implementation
Mode.For a person skilled in the art, in the case where the principle of the invention and spirit is not departed from, to these implementation methods
Various changes, modification, replacement and modification are carried out, is still fallen within protection scope of the present invention.
Claims (10)
1. a kind of function electric hammer of single button four, including electric hammer housing, it is characterised in that：The electric hammer housing includes working cell, institute
State working cell and be connected to assist handle, power unit and main handle, the power unit is provided with the conversion of electric hammer kinetic energy
Device, the power unit top is connected to the first power transmission and the second power transmission, first power
Transfer device and the second power transmission connect power unit by gear-box, and rotation is provided with the electric hammer kinetic energy convertor
Button, the knob includes " individually hammering angle is not limited ", " individually rotation ", " side rotation side hammer hits " and " individually hammers angle
Four kinds of buttons of degree limitation ".
2. a kind of function electric hammer of single button four according to claim 1, it is characterised in that：The power unit turns including motor
Axle, the machine shaft connects rotor and stator, and the machine shaft is transmitted with first power transmission, the second power
Device is connected.
3. a kind of function electric hammer of single button four according to claim 1 and 2, it is characterised in that：The knob goes to " side rotation
Side hammer hits " when, the knob is in neutral gear position, and the machine shaft is passed with first power transmission and the second power
The gear of delivery device is at a fully engaged, and first power transmission and the second power transmission drive the working cell reality
Now the side rotation side hammer of single function electric hammer of button four hits.
4. a kind of function electric hammer of single button four according to claim 3, it is characterised in that：The knob goes to " individually rotation "
When, the knob separates the bent axle clutch of second power transmission and a gear, and the machine shaft is independent
First power transmission is connected, first power transmission drives the working cell to realize the single function of button four electricity
The independent rotation of hammer.
5. the function electric hammer of a kind of single button four according to claim 1 or 4, it is characterised in that：The knob is connected with knob
Axle, is provided with plectrum on the rotation axis, the plectrum is connected by prerotation vane and crossed pan head screw with the rotation axis.
6. a kind of function electric hammer of single button four according to claim 5, it is characterised in that：The knob goes to " individually hammering
Angle is not limited " when, drive the plectrum to travel forward, the plectrum is by the gear of first power transmission and described
The locking plate of working cell is separated, and the knob is again by the bent axle clutch of second power transmission and a gear
Engagement, second power transmission drives the working cell to realize that the independent hammering angle of single function electric hammer of button four is not limited
System.
7. a kind of function electric hammer of single button four according to claim 6, it is characterised in that：The knob goes to " individually hammering
Angle is limited " when, drive the plectrum to travel forward, the plectrum will be solid in the locking plate push-in spline of the working cell
Fixed, the gear of first power transmission and the locking plate of the working cell are remained unchanged separations, and second power is transmitted
Device drives the working cell to realize the independent hammering angle limitation of single function electric hammer of button four.
8. the function electric hammer of a kind of single button four according to claim 1 or 7, it is characterised in that：The working cell from a left side to
Right rubber protecgulum, steel ball rack, chuck spring, gas cylinder hut, outside framework oil seal, pad, circlip for shaft, the axle for including connection successively
Hold, pivoted housing, block stamp, cylinder, spline, circlip for hole, switching spring, retaining spring, locking plate, circlip for hole, gas
Cylinder clutch, axle-steel silk back-up ring, percussion hammer, piston and connecting rod.
9. a kind of function electric hammer of single button four according to claim 8, it is characterised in that：The power unit includes that casing is left
Lid and casing right cover；The casing left cover is provided with and is connected with knob by clamping block and Lock spring；The casing left cover and
Be provided with gear-box in casing right cover, the gear-box left end connects oiliness bearing, right-hand member connection damping spring, damping pad and
Shock-proof bolt, lower end connects first power transmission and the second power transmission；First power transmission
Include gear, cage ring, clutch shaft bearing, spring base, dropout little spring, dropout big spring, dish-shaped pad, side successively from top to bottom
Hole pad, No. two gears and bearing 627；Second power transmission includes bearing 6003, the second axle successively from top to bottom
With circlip, the second circlip for hole, the second pad, tapered spring, bent axle clutch, gear, support set and a rolling
Needle bearing；The casing left cover and casing right cover lower end are connected with hood and casing, the casing by disc spring, brush holder, carbon brush
Inside it is provided with sealing ring, middle cover, outside framework oil seal, bearing 6001, rotor, second bearing, wind loop and the stator being sequentially connected.
10. the function electric hammer of a kind of single button four according to claim 1 or 9, it is characterised in that：The main handle includes
Left handle and right handles, the main handle front end are provided with shock-absorbing sleeve, and rear end is connected with tension disc, cable cover(ing) and cable,
Electric capacity and inductance are provided with the left handle and right handles, the main handle is additionally provided with switch；The assist handle is from upper
Include steel band, T-shaped screw and the bracket of connection successively under, scale is additionally provided with the assist handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611206027.1A CN106826695A (en) | 2016-12-23 | 2016-12-23 | A kind of function electric hammer of single button four |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611206027.1A CN106826695A (en) | 2016-12-23 | 2016-12-23 | A kind of function electric hammer of single button four |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106826695A true CN106826695A (en) | 2017-06-13 |
Family
ID=59136247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611206027.1A Pending CN106826695A (en) | 2016-12-23 | 2016-12-23 | A kind of function electric hammer of single button four |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106826695A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107175628A (en) * | 2017-06-28 | 2017-09-19 | 武义华丽电器制造有限公司 | A kind of electric hammer clutch |
| CN107639595A (en) * | 2017-08-21 | 2018-01-30 | 宁波易太科电器有限公司 | A kind of electric hammer |
| CN118181227A (en) * | 2024-05-20 | 2024-06-14 | 永康市铭普工贸有限公司 | Electric hammer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107175628A (en) * | 2017-06-28 | 2017-09-19 | 武义华丽电器制造有限公司 | A kind of electric hammer clutch |
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| CN118181227A (en) * | 2024-05-20 | 2024-06-14 | 永康市铭普工贸有限公司 | Electric hammer |
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Application publication date: 20170613 |
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| RJ01 | Rejection of invention patent application after publication |