CN103386670A - Accessory and power tool - Google Patents
Accessory and power tool Download PDFInfo
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- CN103386670A CN103386670A CN2012101419865A CN201210141986A CN103386670A CN 103386670 A CN103386670 A CN 103386670A CN 2012101419865 A CN2012101419865 A CN 2012101419865A CN 201210141986 A CN201210141986 A CN 201210141986A CN 103386670 A CN103386670 A CN 103386670A
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- nail
- annex
- hammering
- output shaft
- power tool
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Abstract
The invention relates to a hammering accessory, which can be installed on a swing power tool. The swing power tool comprises a head shell and an output shaft, wherein the output shaft extends out from the inner part of the head shell and has an axis, and the output shaft can do a rotary swing motion around the axis. The accessory comprises a transmission arm and an impact block, wherein one end of the transmission arm is connected onto the output shaft, and the impact block is connected with the other end of the transmission arm. When the output shaft moves, the impact block is driven to rotate and swing in a reciprocating mode. The hammering accessory is detachably installed on the handheld power tool, particularly a multifunctional machine, and can realize a hammering function so as to expand the application range of the multifunctional machine.
Description
Technical field
The present invention relates to a kind of annex, especially a kind of dismountable annex that is connected on the hand-held swing-type power tool.
The invention still further relates to a kind of swing-type power tool.
Background technology
Multi Role Aircraft is the common swing class power tool of industry, because its output shaft is done oscillating motion around axial line, therefore, when after on output shaft, different annex working heads being installed, can realize multiple different function, as sawing, cut, grind, scrape etc., to adapt to different work requirements.
Hammering is also one of common operational means, and common hammering operation is carried out by hand-operated tools such as claw hammer, hammers, but these hand-operated tools generally need the user to have skilled operation skill, and the application of force is too little just needs the operator ceaselessly to knock, and takes time and effort; The material that may cause acting surface that overexerts is smashed, and perhaps operator's finger is injured by a crashing object.In addition, the operator need to utilize the strength of the even whole arm of wrist to brandish when using claw hammer or hammer, thereby operating space is also proposed high requirements, therefore, when needs carried out the hammering operation in a conned space, the hand-operated tools such as claw hammer, hammer often were difficult to satisfy the demands.
Also have the pneumatic or electric tool such as nailing hammer can realize the hammering function on market, but this class instrument only can be realized simple function, cost is higher for the domestic consumer that seldom uses; And the hammer of this class instrument nail service portion and tool body be the fixed angle setting, and during nailing, this class instrument also is difficult to use in the user need to the angle, corner, limit in the angle harshness.
To sum up, if develop a kind of hammering annex that is installed on Multi Role Aircraft, make Multi Role Aircraft adapt to the demand of hammering, the above-mentioned hand-operated tools hammering easy limited problem in unbalanced, operating space firmly, and electronic or pneumatic professional tool function singleness, problem that acquisition cost is high, can solve one by one.
In addition, the user usually deflects nail and need to pull out in hammer nail process, or face the problem that discarded nail takes up room when carrying out other operation, if develop a kind of nail pulling annex that is installed on Multi Role Aircraft, the nail that deflects or discard can in time be pulled out.
Summary of the invention
One of purpose of the present invention is to provide the hammering annex that uses on a kind of swing-type power tool, and it is removably mounted on the hand-held swing-type power tool, the range of application of expansion hand-held swing-type power tool.
For achieving the above object, technical scheme of the present invention is: a kind of hammering annex, can be installed on swing-type power tool, described swing-type power tool comprises head capsule and the output shaft with axial line from extending in head capsule, described output shaft can be done rotational oscillating motion around described axial line, described hammering annex comprises that an end is connected to the transmission arm and the impact block that is connected in the described transmission arm other end on described output shaft, during described output shaft motion, drive described impact block rotation reciprocally swinging.
Compared with prior art, the hammering annex in the present invention, simple in structure, be removably mounted on the hand-held swing-type power tool, especially on Multi Role Aircraft, expanded the range of application of Multi Role Aircraft, reduced the acquisition cost of domestic consumer to fullering tool.
Preferably, described impact block has a longitudinal axis, and described longitudinal axis is perpendicular to the axial line of described output shaft.
Preferably, described impact block is made by hard metal material.
Preferably, described transmission arm is made by elastomeric material.
Preferably, the curved shape of described transmission arm is crooked, and after described annex was installed, described impact block was near the longitudinal axis of swing-type power tool.
Preferably, described output shaft is provided with boss, and described annex is provided with installing hole, and described annex is installed on described output shaft by the cooperation orientation adjustable ground of installing hole and boss.
Preferably, described impact block has at least one and strikes nail section.
Preferably, the described nail section of striking comprises that can hold first of nail head strikes nail section, and described first to strike nail section be concave surface.
Preferably, the described nail section of striking comprises that making nail enter second of interior of articles fully strikes nail section, and described second to strike nail section be plane or convex surface.
Preferably, described impact block also is connected with nail pulling section, and described nail pulling section comprises the wedge that is reduced gradually to its free end thickness by the junction of itself and transmission arm and is located at claw on wedge.
Another object of the present invention is to provide a kind of swing-type power tool with hammering function, thereby enlarges the range of application of swing-type power tool, saves the acquisition expenses of professional fullering tool.
For achieving the above object, technical scheme of the present invention is:
A kind of swing-type power tool comprises:
Housing;
Be contained in the motor in described housing;
Output shaft, have axial line, does rotational oscillating motion around described axial line under the driving of described motor;
Hammering annex, described hammering annex comprise that an end is connected to the transmission arm and the impact block that is connected in the described transmission arm other end on described output shaft, during described output shaft motion, drive described impact block rotation reciprocally swinging.
Compared with prior art, the swing-type power tool in the present invention has a hammering annex that can be used for knocking nail, can additionally realize the hammering function,, for the user has saved the other expense of buying specialty hammer nail instrument, has enlarged the range of application of swing-type power tool.
Another object of the present invention is to provide the nail pulling annex that uses on a kind of swing-type power tool, and it is removably mounted on the hand-held swing-type power tool, the range of application of expansion hand-held swing-type power tool.
for achieving the above object, technical scheme of the present invention is: a kind of nail pulling annex, can be installed on swing-type power tool, described swing-type power tool comprises head capsule and the output shaft with axial line from extending in head capsule, described output shaft can be done rotational oscillating motion around described axial line, described nail pulling annex comprises that an end is connected to the transmission arm and the nail pulling section that is connected in the described transmission arm other end on described output shaft, described nail pulling section comprises the wedge that is reduced gradually to its free end thickness by the junction of itself and transmission arm and is located at claw on wedge, during described output shaft motion, drive described nail pulling section rotation reciprocally swinging.
Compared with prior art, the nail pulling annex in the present invention, simple in structure, be removably mounted on the hand-held swing-type power tool, especially on Multi Role Aircraft, expanded the range of application of Multi Role Aircraft, reduced the acquisition cost of domestic consumer to the nail pulling instrument.
Preferably, described claw is configured to V-arrangement.
Preferably, the root of claw is provided with circular slotted eye.
Preferably, described nail pulling section is made by hard metal material.
Preferably, also be connected with the nail section of striking on the transmission arm of described nail pulling annex.
Preferably, the described nail section of striking is made by hard metal material.
Preferably, the described nail section of striking is plane.
Preferably, described transmission arm is made by elastomeric material.
Preferably, the curved shape of described transmission arm is crooked, after described nail pulling annex is installed, and described nail pulling section and the described longitudinal axis of nail section near swing-type power tool that strike.
Preferably, described output shaft is provided with boss, and described nail pulling annex is provided with installing hole, and described nail pulling annex is installed on described output shaft by the cooperation orientation adjustable ground of installing hole and boss.
Another object of the present invention is to provide a kind of swing-type power tool with nail pulling functions, thereby enlarges the range of application of swing-type power tool, saves the acquisition expenses of professional nail pulling instrument.
For achieving the above object, technical scheme of the present invention is:
A kind of swing-type power tool comprises:
Housing;
Be contained in the motor in described housing;
Output shaft, have axial line, does rotational oscillating motion around described axial line under the driving of described motor;
Described nail pulling annex comprises that an end is connected to the transmission arm and the nail pulling section that is connected in the described transmission arm other end on described output shaft, nail pulling section comprises the wedge that is reduced gradually to its free end thickness by the junction of itself and transmission arm and is located at claw in wedge, during the motion of described output shaft, drives described nail pulling section and rotate reciprocally swinging.
Compared with prior art, the swing-type power tool in the present invention has a nail pulling annex that can be used for pulling out nail, can additionally realize nail pulling functions, has saved the expense of the professional nail pulling instrument of other purchase for the user, has enlarged the range of application of swing-type power tool.
Description of drawings
Above-described purpose of the present invention, technical scheme and beneficial effect can, by the following detailed description that can realize specific embodiments of the invention, be described and clearly acquisition simultaneously by reference to the accompanying drawings.
Identical label in accompanying drawing and specification and symbol are used for representing element identical or that be equal to.
Fig. 1 is the schematic perspective view that the swing-type power tool of annex is installed provided by the invention;
Fig. 2 is the schematic diagram that swing-type power tool in Fig. 1 and annex are in disassembly status;
Fig. 3 is the schematic perspective view of annex under the first embodiment in Fig. 1;
Fig. 4 is that annex in Fig. 1 is at the lower schematic perspective view of the second embodiment.
Wherein,
100. swing- type power tool 32,62. installing hole 35c.V shape claws
1. housing 33,63. impact block 4. locking members
11. head capsule 34,64. strikes nail section 5. switches
12. tail shell 64a. first strikes the axial line of the A1. of nail section output shaft
2. output shaft 64b. second strikes the longitudinal axis of the B1. of nail section instrument
21. the center line of boss 35. C1. of nail pulling section installing holes
3,6. annex 35a. supports the longitudinal axis of face D1. impact block outward
31, domatic in 61. transmission arm 35b.
The specific embodiment
The present invention is described in further detail below in conjunction with drawings and the specific embodiments.
See also Fig. 1 and Fig. 2, be a kind of swing-type power tool 100 that annex 3 is installed provided by the invention.
In specification full text, define the left side of swing-type power tool 100 as shown in Figure 1 and be " front ", right side is " afterwards ".Swing-type power tool 100 comprises: housing 1, motor (not shown), transmission mechanism (not shown), and annex 3.Wherein, housing 1 extends along longitudinally, has a longitudinal axis B1, and housing 1 comprises the head capsule 11 that is positioned at swing-type power tool 100 front portions and the tail shell 12 that is arranged at the head capsule rear portion.Motor is arranged at the inside of tail shell 12, transmission mechanism is arranged at the inside of head capsule 11, motor shaft extends forward with the transmission mechanism that is positioned at head capsule 11 inside matched, and transmission mechanism is converted to the rotation oscillating traverse motion of output shaft 2 around himself axis A1 with rotatablely moving of motor shaft output.Annex 3 is arranged on the below of the head capsule 11 of swing-type power tool 100, arranges with the tail shell 12 almost parallel ground of swing-type power tool 100, and by locking member 4, axially is connected on output shaft 2.
Swing-type power tool 100 also comprises that being connected in tail shell 12 rear portions provides the cable (not shown) of electric power and the switch 5 of controlling power delivery for motor, when switch 5 was connected, electric motor starting annex 3 swung, when switch 5 disconnects, motor stops the rotation, and 3 of annexes stop swinging.
See also Fig. 2, in present embodiment, annex 3 is detachable split-type design with the housing 1 of swing-type power tool, annex 3 is provided with the installing hole 32 of perforation, installing hole 32 has axis C1, be set on the boss 21 of output shaft by installing hole 32 when annex 3 after, the axis C1 of installing hole overlaps with the longitudinal axis A 1 of output shaft.During swing-type power tool 100 work, motor driver output axle 2 rotation reciprocally swingings, and then drive is rotated reciprocally swingings with the annex 3 that output shaft 2 connects.Preferably, installing hole 32 is interior dodecagon, with the regular hexagon of boss 21, coordinates, and not only can guarantee effective transmission, and makes the relative swing-type power tool of annex have a plurality of installation positions, thereby meets the demand of knocking in a conned space operation.Certainly, in the present invention, installing hole 32 can be also above-mentioned regular hexagon.
It may be noted that, those skilled in the art are easy to expect, the just cooperation of triangle, square or regular pentagon that coordinates also of annex and output shaft, or the combination of the corresponding hole on the some columnar projections on output shaft and annex, perhaps combination of corresponding shape hole etc. on the projection of other shape (as star) on output shaft and annex.So long as actuator while, with after output shaft coordinates, making output shaft rotation reciprocally swinging, can drive actuator and can not produce relative sliding, and can as required actuator be limited in a plurality of Difference angles and get final product.
Below introduce in detail the concrete structure of annex 3, see also Fig. 3, Fig. 3 is the schematic perspective view of annex 3 under the first embodiment in the present invention.Annex 3 comprises transmission arm 31 and impact block 33, and impact block 33 and aforesaid installing hole 32 lay respectively at the two ends of transmission arm 31.Impact block 33 has a longitudinal axis D1, and longitudinal axis D1 is vertical with the center line C1 of installing hole.When annex 3 is installed on swing-type power tool and swing-type power tool when work, impact block 33, around the axial line A1 reciprocally swinging of output shaft, can carry out intermittent knocking to object under the drive of transmission arm 31.
The profile of impact block 33, weight with and affect the effect of its hammer nail with the position relationship of transmission arm 31.In the present embodiment, impact block 33 is a revolving body, and is roughly cylindrical.Certainly, impact block 33 can be also cone, or square, cuboid, can be also other mass concentration body with irregular contour.In order effectively to knock nail, the metal material that impact block 33 is hard by matter and density is large is made, and preferably, impact block 33 is made by the converted steel material.For fixing impact block 33 better, prevent that impact block 33 and transmission arm 31 break away from, impact block 33 is along the end face setting of transmission arm 31, and impact block 33 is roughly vertical with transmission arm 31.Certainly, impact block also can be one-body molded with transmission arm.
In order to obtain good hammer nail effect, impact block 33 is impacted forcefully on nail, transmission arm 31 has certain development length, and the length of transmission arm 31 is the length of 1 ~ 2 impact block 33.The hunting frequency of swing-type power tool is generally at 200 ~ 400 beats/mins, impact block 33 will inevitably produce strong vibration under the impact of high frequency time like this, vibration passes back on output shaft 2 by transmission arm 31, not only may cause the damage of swing-type power tool internal structure, and greatly affect operator's gripping comfort level.For buffering vibration, the internal structure of protection instrument is not damaged, and the transmission arm 31 in the present embodiment is made by elastomeric material.In addition, the curved shape of transmission arm 31 is crooked, and after making annex 3 install, the longitudinal axis B1 of impact block 33 relative installing hole 32 more close swing-type power tools, such arrange the passback that can reduce equally power, further plays the effect of buffering vibration.
see also Fig. 1, Fig. 2 and Fig. 3, the process that the user uses the swing-type power tool 100 that hammering annex 3 is installed to strike nail is summarized as follows: a hand grips the nail (not shown), make the tip of nail touch the surface of target object, the another hand grips swing-type power tool 100, make the head of the nail section of the striking 34 aligning nails of annex 3, start the switch 5 of swing-type power tool 100, impact block 33 swings around the axial line A1 of output shaft, make the head that strikes 34 pairs of nails of nail section carry out intermittent knocking, until nail hammers in target object fully, closing switch.
In order to expand the range of application of annex 3, also be provided with to pull out the nail pulling section 35 of nail on annex 3, nail pulling section 35 also is connected in an end of transmission arm 31, and with impact block 33 conllinear.In the present embodiment, nail pulling section 35 is one-body molded with impact block 33, is positioned at impact block 33 with respect on the other end that strikes nail section 34.Certainly, nail pulling section 35 also can with impact block 33 split settings, be connected in side by side on transmission arm 31.Nail pulling section 35 comprises the wedge 35 that is reduced gradually to its free end thickness by the junction of itself and transmission arm 31 and is located at claw 35c in wedge 35, wherein, wedge 35 comprises domatic 35b in an outer face 35a of supporting and, the outer face 35a that supports is in order to prop up the surface at nail place when the nail pulling, and interior domatic 35b provides an ever-increasing staple height; Claw 35c carries out clamping to nail in the use procedure of annex 3.In this enforcement, claw 35c is configured to V-arrangement,, for the stress concentration phenomenon that the root of eliminating V-arrangement claw 35c in the nail pulling process easily produces, improves the damaged problem of claw 35c root cracking of V-arrangement, preferably, the root at the V-arrangement claw is provided with circular slotted eye (not shown).Certainly, also can be configured to root be circular-arc U-shaped to claw 35c.
the process that the user uses the swing-type power tool that hammering annex 3 is installed to carry out nail pulling is summarized as follows: the outer face that supports of nail pulling section 35 is supported 34 near surfaces in target nail (not shown), make the head of target nail slip into the claw 35c of nail pulling section, and hang on interior domatic 35b, start the switch of swing-type power tool, impact block 33 swings around the center line of installing hole, the relative nail of claw 35c is constantly slided, interior domatic 35b and the outer nail that is arranged so that supports face 35a are constantly raised in this process, when the root of claw 35c touches nail, this moment, nail was lifted certain height, close the switch of swing-type power tool, hold the tail shell end of swing-type power tool, take impact block 33De center as fulcrum, pull and get final product to the direction of striking nail section 34 of impact block 33, this manual nail pulling principle and common claw hammer are as good as, here repeat no more.
Certainly, above-mentioned nail pulling section 35 is not unique structure that realizes nail pulling, it can also be at least one pair of the symmetrical nail plucking claw that arranges along the excircle subtend of impact block one end ground such as the nail pulling structure, and the nail pulling groove that is formed by the space of nail plucking claw, the openend of nail pulling groove also is the reverse symmetry setting, the outer peripheral edges of nail plucking claw form arc-shaped surface, the nail pulling groove with so that nail enter, and nail plucking claw clamps nail, extracts nail to the direction of wide object under the driving of swing-type power tool.Certainly, those skilled in the art can expect replacing with other structure at an easy rate, describes in detail no longer one by one here.
Above-mentioned annex 3 is hammering annexes, also is attached with nail pulling functions when realizing the hammer nail.It may be noted that annex 3 also can, separately as the nail pulling annex, be exclusively used in nail pulling, and also can increase the hammering function outside the function of nail pulling.Be the main body of nail pulling section as annex, made by hard metal material, and also be connected with the nail section of striking on transmission arm, striking nail section can be one-body molded with nail pulling section, is positioned at the larger end of nail pulling section thickness; Also can arrange with nail pulling part body, be connected in side by side transmission arm.Strike nail section and made by hard metal material equally, and to strike nail section be plane.
Seeing also Fig. 4, is the second embodiment of annex in the present invention.In this embodiment, identical in the essential structure of the transmission arm 61 of described annex 6, installing hole 62 and impact block 63 and the first embodiment.Different is that the impact block 63 in the present embodiment has two and strikes nail section 64, lays respectively at the two ends of impact block 63, comprise that can hold first of nail head strikes the 64a of nail section, first to strike the 64a of nail section be concave surface, is used for auxiliary nail automatic capturing at the beginning of nailing, prevents that nail from being deflected; Also comprise that making nail enter second of interior of articles fully strikes the 64b of nail section, second to strike the 64b of nail section be plane or convex surface, is used for further making nail enter interior of articles fully after nail is squeezed into body surface.
the process that the user uses the swing-type power tool 100 that is equiped with above-mentioned annex 6 to strike nail is summarized as follows: a hand grips nail, make the tip of nail touch the surface of target object, a hand grips swing-type power tool 100, make first of annex 6 strike the 64a of nail section and aim at the head of nail, start the switch 5 of swing-type power tool, impact block swings around the axial line of output shaft, make first to strike the 64a of nail section the head of nail is carried out intermittent knocking, the surface of the tip target approach object of nail, then, the gripping orientation of conversion swing-type power tool, make second to strike the 64b of nail section and aim at the head of nail, continuation is knocked nail, until nail hammers in target object fully, closing switch.
The nail section 64 of striking that it may be noted that impact block can be a concave surface and convex surface that lays respectively at the impact block two ends, and concave surface is used for the location of nail and hammers into, and convex surface is used for making the complete target approach interior of articles of nail; Can be also two planes, make when two relative directions have the nail hitting demand, need not change the angle of user's handling or the installation position of conversion annex and can complete rapidly the hammer nail.
Compared with prior art, the invention provides the annex of two kinds of forms, a kind of different needs that meet the stages of whole hammer nail process, another kind of be accompanied with nail pulling functions when meeting hammer nail demand, two kinds of annexes removably are installed on swing-type power tool, have expanded the range of application of swing-type power tool.Certainly, the present invention also can be understood as the annex that the third form also is provided, and this annex can, separately as the nail pulling annex, also can additionally be realized hammer nail function under the prerequisite of the basic function that possesses nail pulling.
Compared with prior art, swing-type power tool provided by the invention, simple in structure, easy and simple to handle, the needs that strike nail and nail pulling be can meet separately, nail and nail pulling also can be realized simultaneously striking, for the user has saved the needed a large sum of expense of the instrument of buying each simple function.
What it may occur to persons skilled in the art that is, the present invention can also have other implementation, but as long as its technical spirit that adopts is identical with the present invention or close, and perhaps any variation of making based on the present invention and replacement are all within protection scope of the present invention.
Claims (10)
1. hammering annex, can be installed on swing-type power tool, described swing-type power tool comprises head capsule and the output shaft with axial line from extending in head capsule, described output shaft can be done rotational oscillating motion around described axial line, it is characterized in that: described hammering annex comprises that an end is connected to the transmission arm and the impact block that is connected in the described transmission arm other end on described output shaft, during described output shaft motion, drive described impact block rotation reciprocally swinging.
2. hammering annex according to claim 1, it is characterized in that: described impact block has a longitudinal axis, and described longitudinal axis is perpendicular to the axial line of described output shaft.
3. hammering annex according to claim 1, it is characterized in that: described impact block is made by hard metal material.
4. hammering annex according to claim 1, it is characterized in that: described transmission arm is made by elastomeric material.
5. hammering annex according to claim 1 is characterized in that: the curved shape of described transmission arm is crooked, and after described annex was installed, described impact block was near the longitudinal axis of swing-type power tool.
6. hammering annex according to claim 1, it is characterized in that: described impact block has at least one and strikes nail section.
7. hammering annex according to claim 6, it is characterized in that: the described nail section of striking comprises that can hold first of nail head strikes nail section, described first to strike nail section be concave surface.
8. hammering annex according to claim 6, it is characterized in that: the described nail section of striking comprises that making nail enter second of interior of articles fully strikes nail section, described second to strike nail section be plane or convex surface.
9. hammering annex according to claim 1, it is characterized in that: described impact block also is connected with nail pulling section, and described nail pulling section comprises the wedge that is reduced gradually to its free end thickness by the junction of itself and transmission arm and is located at claw on wedge.
10. a swing-type power tool, comprising: housing;
Motor, be contained in described housing;
Output shaft, have axial line, does rotational oscillating motion around described axial line under the driving of described motor; It is characterized in that: removably be connected with the described hammering annex of above arbitrary claim on described output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141986.5A CN103386670B (en) | 2012-05-09 | 2012-05-09 | Annex and power tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141986.5A CN103386670B (en) | 2012-05-09 | 2012-05-09 | Annex and power tool |
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| Publication Number | Publication Date |
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| CN103386670A true CN103386670A (en) | 2013-11-13 |
| CN103386670B CN103386670B (en) | 2015-09-09 |
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| CN201210141986.5A Active CN103386670B (en) | 2012-05-09 | 2012-05-09 | Annex and power tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227664A (en) * | 2014-09-26 | 2014-12-24 | 上海锐奇工具股份有限公司 | Electrical tool |
| CN106625433A (en) * | 2016-12-23 | 2017-05-10 | 青岛橡胶谷知识产权有限公司 | Portable nail pulling device |
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| US20040050568A1 (en) * | 2002-09-17 | 2004-03-18 | Efrem Orozco | Hammer drill attachment |
| CN2661386Y (en) * | 2003-12-12 | 2004-12-08 | 苏州宝时得电动工具有限公司 | Electric tool with tool head carrying device |
| CN201931450U (en) * | 2010-10-01 | 2011-08-17 | 苏州宝时得电动工具有限公司 | Accessory and power tool |
| CN202045626U (en) * | 2011-05-16 | 2011-11-23 | 覃晋辉 | Claw hammer |
| CN102357634A (en) * | 2011-07-18 | 2012-02-22 | 三峡大学 | Mechanical double energy storage impact mechanism and impact method |
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2012
- 2012-05-09 CN CN201210141986.5A patent/CN103386670B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040050568A1 (en) * | 2002-09-17 | 2004-03-18 | Efrem Orozco | Hammer drill attachment |
| CN2661386Y (en) * | 2003-12-12 | 2004-12-08 | 苏州宝时得电动工具有限公司 | Electric tool with tool head carrying device |
| CN201931450U (en) * | 2010-10-01 | 2011-08-17 | 苏州宝时得电动工具有限公司 | Accessory and power tool |
| CN202045626U (en) * | 2011-05-16 | 2011-11-23 | 覃晋辉 | Claw hammer |
| CN102357634A (en) * | 2011-07-18 | 2012-02-22 | 三峡大学 | Mechanical double energy storage impact mechanism and impact method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227664A (en) * | 2014-09-26 | 2014-12-24 | 上海锐奇工具股份有限公司 | Electrical tool |
| CN106625433A (en) * | 2016-12-23 | 2017-05-10 | 青岛橡胶谷知识产权有限公司 | Portable nail pulling device |
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| Publication number | Publication date |
|---|---|
| CN103386670B (en) | 2015-09-09 |
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