CN104723260A - Electronic torque wrench with swing head angle capable of being positioned - Google Patents
Electronic torque wrench with swing head angle capable of being positioned Download PDFInfo
- Publication number
- CN104723260A CN104723260A CN201410770478.2A CN201410770478A CN104723260A CN 104723260 A CN104723260 A CN 104723260A CN 201410770478 A CN201410770478 A CN 201410770478A CN 104723260 A CN104723260 A CN 104723260A
- Authority
- CN
- China
- Prior art keywords
- unit
- tool heads
- locating
- torque wrench
- pen
- Prior art date
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- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
Abstract
An electronic torque wrench with the swing head angle capable of being positioned comprises a holding tube unit extending in the axial direction, an adjusting unit, a sensing unit, an operating unit arranged on the holding tube unit, and a processing unit electrically connected with the sensing unit and the operating unit. The adjusting unit is contained in the holding tube unit and comprises a tool head, a first limiting set, a second limiting set and a shaft sleeve fixedly arranged on the holding tube unit. The tool head is provided with a head part, a connecting part, a measuring part for arranging the sensing unit and a shaft part which extends in the axial direction, is connected with the measuring part and is arranged on the shaft sleeve in a pivoted mode. The first limiting set and the second limiting set are arranged at the two ends of the shaft part respectively in a spaced mode and clamped outside the shaft sleeve and used for respectively positioning and limiting the angle of rotation of the shaft part relative to the shaft sleeve so that the swing angle of the tool head can be fixed, the sensing unit is adjacent to a force application point and favorable for accurately measuring twisting force, and stress generated when external force is applied is dispersed through the shaft sleeve so that stable force application can be assisted.
Description
Technical field
The present invention relates to a kind of spanner, particularly relate to a kind of electronic torque wrench of locating swaying angle.
Background technology
Consult Fig. 1, existing a kind of dynamic torque tool comprises a shank part 11, gripped for user for transmission from the external force of this shank part 11 and pulling part 12, measurement portion 13 be placed in this shank part 11 of turning of work piece, and a base 14 being arranged at this pulling part 12 bottom.This shank part 11 in hollow tubular, and comprises an openend 111, and an alignment pin 112 being arranged at this openend 111.This pulling part 12 comprises the tumbler 123 that a pulling head 121, is provided with a concave ring groove 122, and a sleeving connecting rod 124 being placed in this shank part 11.This tumbler 123, to should the position of alignment pin 112 be pivoted, makes this pulling part 12 comprehensively turn around.This measurement portion 13 is arranged at the end of this sleeving connecting rod 124, and for measure this pulling part 12 exert oneself turning of work piece time a torque value.This base 14 comprises this measurement portion 13 of electrical connection and display screen 141 for showing this torque value.
Though this pulling part 12 has comprehensive effect turned around observe this display screen 141 to facilitate, because cannot fix, during force, because this pulling part 12 can slide and the strength of consumption part by this shank part 11 relatively, force inconvenience may be caused; And because this pulling part 12 can constantly rotate, and limit this measurement portion 13 and can only be arranged at this pulling part 12 end and avoid wire being wound, thus adjustment location is away from actual this pulling head 121 of exerting oneself, and causes the degree of accuracy of this torque value lower.In addition, the stress point that this pulling part 12 and this shank part 11 transmit strength is between the two this alignment pin 112 and this tumbler 123 respectively, and contact area is little, easily has the problem that stress is concentrated, and is unfavorable for the transmission of power, and easily damage.
Summary of the invention
The object of the present invention is to provide and a kind ofly can fix swaying angle and can the accurate measurement torque value electronic torque wrench of located for swaying angle that can effectively exert a force again.
The present invention can locate the electronic torque wrench of swaying angle, comprises the unit that holds a writing brush or pen-write, an adjustment unit, sensing cell, an operating unit, and a processing unit.This unit that holds a writing brush or pen-write axially extends along one, and comprises several pressing hole arranged around this axially spaced-apart.This adjustment unit is placed in this unit that holds a writing brush or pen-write, and comprise a tool heads, one first spacing group, one second spacing group, an and axle sleeve being arranged at this unit that holds a writing brush or pen-write.This tool heads have a head, one connect the measurement portion of this head, and one connects this measurement portion along the extension of this axis and is hubbed at the axle portion of this axle sleeve.This first spacing group is arranged at this two ends, axle portion along this axially spaced-apart respectively with this second spacing group, and is located in outside this axle sleeve.This first spacing group for locating the angle that this tool heads is rotated relative to this axle sleeve, and have a flange being arranged at this axle portion, chute being radially opened in this flange, one be slidedly arranged on this chute and locking be resisted against a wherein pressing hole by press button, and this chute of contact and the elastic component that press button should be pressed respectively.This sensing cell is arranged at this measurement portion of this tool heads, for measuring the deformation quantity of this tool heads.This operating unit comprises one and is arranged at this hold a writing brush or pen-write unit and display for showing a torque value.This processing unit is electrically connected this sensing cell and this operating unit respectively, for this deformation quantity computing is become this torque value.
Electronic torque wrench of locating swaying angle of the present invention, this second spacing group for limiting the angle that this tool heads is rotated relative to this axle sleeve, and there is the locating part that is arranged at this axle portion, and a spacer pin being fixedly arranged on this unit that holds a writing brush or pen-write, this locating part has a large footpath outer peripheral face, a path outer peripheral face be recessed into from this outer peripheral face local, large footpath, and two confined planes connecting this large footpath outer peripheral face and this path outer peripheral face respectively, described confined planes and this path outer peripheral face define between the accommodating sliding area of this spacer pin of confession.
Electronic torque wrench of locating swaying angle of the present invention, this flange is positioned at this place of measurement portion contiguous of this axle portion of this tool heads, and this locating part is positioned at this axle portion end.
Electronic torque wrench of locating swaying angle of the present invention, this axle portion has at least one by end and the trepanning that extends internally of this axis parallel, this locating part also has end face along this axis this axle portion of vicinity separately and a bottom surface, and at least one is stretched out by this end face and is inserted in the projection of this trepanning.
Electronic torque wrench of locating swaying angle of the present invention, this sensing cell comprises a sensing member, and one group of wire being electrically connected this sensing member and this processing unit respectively, this flange has a groove, this axle portion has this axially extended elongated slot parallel, this locating part also has a string holes, and this groove, this elongated slot are connected with the space in this string holes and pass for this group wire.
Electronic torque wrench of locating swaying angle of the present invention, this unit that holds a writing brush or pen-write also comprises one and extends and the body set firmly for this axle sleeve along this axis, and a clamshell be sheathed on outside this body, and described pressing hole is formed at this body around this axially spaced-apart.
Electronic torque wrench of locating swaying angle of the present invention, this clamshell has a window, and this operating unit is fixedly arranged on this clamshell and is revealed in this window, and also comprises a loader.
Electronic torque wrench of locating swaying angle of the present invention, there is between the axle portion of this tool heads and this axle sleeve the tolerance that is rotatably assorted, the gap of the body of this flange of first spacing group and this unit that holds a writing brush or pen-write is greater than this tolerance that is rotatably assorted, and the gap of the body of this locating part of second spacing group and this unit that holds a writing brush or pen-write is greater than this tolerance that is rotatably assorted.
Beneficial effect of the present invention is: the pendulum angle fixing this tool heads by this first spacing group, and the contiguous point of application of this sensing cell is provided with and helps accurate measurement torsion, and born the stress produced when external force applies by the dispersion of this axle sleeve, and then auxiliary stable force.
Accompanying drawing explanation
Fig. 1 is a stereogram, and existing a kind of dynamic torque tool is described;
Fig. 2 is a stereogram, illustrate that the present invention can locate an embodiment of the electronic torque wrench of swaying angle, and the present embodiment tool heads is in an initial position;
Fig. 3 is a partial exploded view, and an adjustment unit and a body of the present embodiment are described;
Fig. 4 is a sectional view captured along Fig. 2 center line IV-IV, and this body of the present embodiment and the marriage relation of this adjustment unit inside are described;
Fig. 5 is a sectional view captured along Fig. 4 center line V-V, and first spacing group of this adjustment unit of the present embodiment is described, wherein, this tool heads is in this initial position;
Fig. 6 is a sectional view captured along Fig. 4 center line VI-VI, and second spacing group of this adjustment unit of the present embodiment is described, wherein, this tool heads is in this initial position;
Fig. 7 is a block diagram, and the electric connection mode of a sensing cell of the present embodiment, an operating unit and a processing unit is described;
Fig. 8 is a stereogram, illustrates that a tool heads of the present embodiment is in a clockwise position;
Fig. 9 is a sectional view being similar to Fig. 5, illustrates that this tool heads of the present embodiment is when this clockwise position, this state of first spacing group;
Figure 10 is a sectional view being similar to Fig. 6, illustrates that this tool heads of the present embodiment is when this clockwise position, this state of second spacing group;
Figure 11 is a stereogram, illustrates that this tool heads of the present embodiment reverses position in one.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
Consult Fig. 2 and Fig. 3, the present invention can locate the embodiment of the electronic torque wrench of swaying angle, comprises: unit 2, adjustment unit 3, sensing cell 4, operating unit 5 that holds a writing brush or pen-write, and a processing unit 6 (see Fig. 7).
This unit 2 that holds a writing brush or pen-write comprises body 21, the clamshell 22 be sheathed on outside this body 21 extended along an axial L, and three pressing holes 23.This clamshell 22 has a window 221.The leading portion of this body 21 protrudes out this clamshell 22, and described pressing hole 23 around this axial L gap-forming in the leading portion of this body 21.For convenience of description, define described pressing hole 23 be respectively one be positioned at the middle clockwise pressing hole 232 in 231, one, initial press hole and one reverse pressing hole 233.In the present embodiment, this body 21 is a kind of metal tube, and as iron pipe, intensity is high, resistance to bending.
Consult Fig. 3 and Fig. 4, this adjustment unit 3 is placed in this body 21, comprises a tool heads 31, one first spacing group 32, one second spacing group 33, axle sleeve 37, and a dirt-proof boot 38.
This tool heads 31 has one and connects the measurement portion 312 of this head 311 for transmitting torsion with 311, one, the head of fastening workpiece, and one to extend along this axial L and to connect the axle portion 313 in this measurement portion 312.This axle portion 313 has one and is formed at outer peripheral face and the elongated slot 314 that extends of this axial L parallel, and two respectively by end and the trepanning 315 that extends internally of this axial L parallel.
Be aided with again and consult Fig. 5, this first spacing group 32 has the chute 322 that a flange 321, being arranged at this place of measurement portion 312 contiguous of this axle portion 313 is radially opened in this flange 321, one be slidedly arranged on this chute 322 by press button 323, and respectively this chute 322 of contact and the elastic component 324 that press button 323 should be pressed.In the present embodiment, this elastic component 324 is a kind of Compress Spring.When without external force, should to engage by this elastic component 324 contact by press button 323 and be resisted against a wherein pressing hole 23.This flange 321 has the groove 325 that this axial L parallel offers.
Change and consult Fig. 3, Fig. 4 and Fig. 6, this second spacing group 33 has the spacer pin 35 that a locating part 34, being arranged at this axle portion 313 end is fixedly arranged on this body 21 of this unit 2 that holds a writing brush or pen-write, and one for being locked in the fixture 36 in this axle portion 313 by this locating part 34.This locating part 34 have a large footpath outer peripheral face 341, from the path outer peripheral face 342, two that outer peripheral face 341 local in this large footpath is recessed connect respectively this large footpath outer peripheral face 341 and this path outer peripheral face 342 confined planes 343, along this axle portion 313 of vicinity of this axial L horizontal spaced-apart end face 344 and 345, two, bottom surface is stretched out by this end face 344 respectively and this axial L symmetrical arranges and is inserted in the projection 346 of described trepanning 315 respectively, an and string holes 347 being through to this bottom surface 345 by this end face 344 along this axial L.Described confined planes 343 and this path outer peripheral face 342 to define between the accommodating sliding area of this spacer pin 35 of confession 348, it is understood that, the angle of described this path outer peripheral face 342 of confined planes 343 spaced winding folder is larger, and between this sliding area that this spacer pin 35 energy is movable, 348 is larger.In the present embodiment, this spacer pin 35 is a kind of grub screw, and this fixture 36 is a kind of flat head screw.This axle portion 313 end is fixed on by this fixture 36 screw lock in this locating part 34 center, and utilizes described projection 346 auxiliary fixing, avoids this locating part 34 to move relative to this axle portion 313.
In the present embodiment, this flange 321 and this measurement portion 312 and this axle portion 313 one-body molded, this locating part 34 is locked in this axle portion 313.Can guess, this flange 321 also can be row processing installing again after manufacturing separately, or this locating part 34 also directly and this tool heads 31 together machine-shaping, or can be fixed on this tool heads 31 by other modes.Processing, the fixing means of this flange 321 and this locating part 34 do not limit by the wherein a kind of mode disclosed by the present embodiment, and can possess same function.
Consult Fig. 4 to Fig. 6, this axle sleeve 37 is fixed on this body 21 of this unit 2 that holds a writing brush or pen-write by screw lock, and sheathed for this axle portion 313, and is located in respectively between this this flange 321 of first spacing group 32 and this this locating part 34 of second spacing group 33.This tool heads 31 between this axle portion 313 and this axle sleeve 37, there is the tolerance that is rotatably assorted, and this this flange 321 of first spacing group 32 is greater than this tolerance that is rotatably assorted with the gap of this body 21, and this this locating part 34 of second spacing group 33 is greater than this tolerance that is rotatably assorted with the gap of this body 21.It is worth mentioning that, this axle sleeve 37 separately processing, to obtain preferably precision, preferably coordinates can have with this axle portion 313.Because this tool heads 31 can be rotated around this axial L relative to this axle sleeve 37, so utilize this first spacing group 32 limit with this second spacing group 33 and locate this tool heads 31, make this tool heads 31 can only reverse between position move in an initial position, a clockwise position and one relative to this axle sleeve 37.
Further instruction is as follows: as shown in Figure 4, and this this flange of first spacing group 32 321 for being limited in this axle sleeve 37 in this axle portion 313, avoids this tool heads 31 to slip away this axle sleeve 37 along this axial L with this this locating part 34 of second spacing group 33; As shown in Figure 5, this first spacing group 32 should be arranged in a wherein pressing hole 23 by press button 323, to locate this tool heads 31 in a wherein position; As shown in Figure 6, this this locating part 34 of second spacing group 33 matches with this spacer pin 35, and for limiting the angle that this tool heads 31 this axle sleeve 37 relative swings, and this angle is no more than 360 degree, avoids this tool heads 31 constantly to rotate around this axle sleeve 37.
What deserves to be explained is, can for this spacer pin 35 activity this sliding area between 348 to should press button 323 scope of activities arrange, and between this sliding area 348 can not affect should by press button 323 block establish described pressing hole 23.Can guess, the quantity of described pressing hole 23 also can more than three, the corresponding position increasing the conversion of this tool heads 31.What pay particular attention to is, when should press down by press button 323, this tool heads 31 can be rotated around this axial L relative to this axle sleeve 37, and angle is unrestricted, if firmly excessive, this tool heads 31 can be made to rotate through many around this axle sleeve 37, and related this sensing cell 4 (see Fig. 3) that makes together reel, and the doubt having line short or break, thus need by these second spacing group of 33 limiting rotating angle.
It is understood that this first spacing group 32 can be exchanged with this configuration of second spacing group 33, the change of this kind function of exchange simply by location swap should belong to the content of the present invention's protection.
Consult Fig. 2, Fig. 3 and Fig. 7, this sensing cell 4 comprises the sensing member 41 that is arranged at this measurement portion 312 of this tool heads 31, and one group of wire 42 being electrically connected this sensing member 41 and this processing unit 6 respectively.This head 311 of this tool heads 31 of the contiguous actual outputting torsion in this sensing member 41 placement, effectively to sense the deformation quantity of this stressed generation in measurement portion 312, and export a signal, in the present embodiment, this sensing member 41 is a kind of strain gauge.This groove 325 of this flange 321, this elongated slot 314 in this axle portion 313 are connected with the space in this string holes 347 of this locating part 34 and pass for this group wire 42.
This operating unit 5 is fixedly arranged on this clamshell 22 of this unit 2 that holds a writing brush or pen-write and is revealed in this window 221, and comprises a display 51 and a loader 52.This loader 52 provides user to input a preset torque value.In the present embodiment, this display 51 is a kind of several display screens.
This processing unit 6 comprises the processor 61 that is electrically connected this sensing cell 4 and this operating unit 5 respectively.This processor 61 receives this signal from described sensing member 41, a torque value is shown in this display 51 after this signal of computing, on the other hand, this processor 61 receives this preset torque value from this loader 52, be judged as a torsion higher limit, when this torque value reaches this torsion higher limit, show an alert notification in this display 51.It is characterized in that, the torsion force measuring mode of torque spanner and the art of computation technology for this reason known by the personage of field, therefore do not repeat at this.
Consult Fig. 2, Fig. 5 and Fig. 6, under normality, should be arranged in by press button 323 and be positioned at this middle initial press hole 231, and this tool heads 31 is fixed in this initial position.For coordinating different force application locations, the swaying angle of this tool heads 31 can be adjusted.Consult Fig. 8 to Figure 10, this tool heads 31 is in this clockwise position.During for pulling this tool heads 31, this need be pressed down by press button 323 and make it be subject to external force and radially-inwardly push against this elastic component 324, and make this depart from this initial press hole 231 by press button 323, now, by this tool heads 31 relative to this axle sleeve 37 around the clockwise angle of this axial L, be resisted against a wherein confined planes 343 to this spacer pin 35, and make this be arranged in this clockwise pressing hole 232 by press button 323, this tool heads 31 can be fixed on this clockwise position, and make this display 51 be easy to check.In like manner, consult Figure 11, reverse and pull this tool heads 31, then this tool heads 31 can be made to go to this reverse position.
Comparison diagram 2, Fig. 8 and Figure 11 simultaneously, no matter can find the swaying angle of this tool heads 31, this display 51 perseverance is held in sight line energy and the place of user, and person easy to use checks torque value instantly at any time.
Consult Fig. 2 again, during use, this tool heads 31 first adjusts in suitable swaying angle by user, and after this tool heads 31 is sheathed on a workpiece, to grip below this unit 2 that holds a writing brush or pen-write and exert oneself to pull and screw this workpiece, and this display 51 can show torque value instantly, checks for user.User also first can input this preset torque value by this loader 52, as the prompting of force.
Via above explanation, advantage and effect bar that the present invention can be located the electronic torque wrench of swaying angle are listed in down:
One, the present invention arranges described pressing hole 23 and establishes fixing being somebody's turn to do by press button 323 for user according to using state card, to locate the swaying angle of this tool heads 31, this tool heads 31 is avoided to have the situation of relative sliding, can stabilize during operation and exert oneself, and raising biasing effect, and avoid because of force have some setbacks cause injured.
Two, the present invention transmits this axle portion 313 that the contact point of strength is this axle sleeve 37 and this tool heads 31 respectively, and contact area is between the two large, and energy dispersive stress contributes to stable force, and more not fragile.
Three, the present invention utilizes the design that this this locating part 34 of second spacing group 33 matches with this spacer pin 35, the angle limiting relative this axle sleeve 37 swing of this tool heads 31 is no more than 360 degree, this tool heads 31 is not made constantly to rotate this axle sleeve 37, therefore this group wire 42 can not be damaged by overwind, and can increase the service life, and the contiguous stress point of this sensing member 41 is arranged, energy measures deformation quantity more accurately, improves the accuracy measuring this torque value.
Four, this display 51 of the present invention does not affect by the swaying angle of this tool heads 31, and the sight being still held in user can be shown in place, and person easy to use checks.
In sum, the present invention can adjust location swaying angle, user can be assisted again to stablize and exert oneself, and improves measurement accuracy, therefore really can reach object of the present invention.
Claims (8)
1. can locate an electronic torque wrench for swaying angle, it is characterized in that:
This can locate the electronic torque wrench of swaying angle, comprises:
The unit that holds a writing brush or pen-write, axially extends along one, and comprises several pressing hole arranged around this axially spaced-apart;
An adjustment unit, be placed in this unit that holds a writing brush or pen-write, and comprise a tool heads, one first spacing group, one second spacing group, and an axle sleeve being arranged at this unit that holds a writing brush or pen-write, this tool heads has a head, the measurement portion of this head of connection, and one to extend along this axis and connects this measurement portion and be hubbed at the axle portion of this axle sleeve, this first spacing group is arranged at this two ends, axle portion along this axially spaced-apart respectively with this second spacing group, and be located in outside this axle sleeve, this first spacing group for locating the angle that this tool heads is rotated relative to this axle sleeve, and there is the flange that is arranged at this axle portion, a chute being radially opened in this flange, one be slidedly arranged on this chute and locking be resisted against a wherein pressing hole by press button, and respectively this chute of contact and the elastic component that press button should be pressed,
A sensing cell, is arranged at this measurement portion of this tool heads, for measuring the deformation quantity of this tool heads;
An operating unit, comprises one and is arranged at this hold a writing brush or pen-write unit and display for showing a torque value; And
A processing unit, is electrically connected this sensing cell and this operating unit respectively, for this deformation quantity computing is become this torque value.
2. electronic torque wrench of locating swaying angle according to claim 1, it is characterized in that, this second spacing group for limiting the angle that this tool heads is rotated relative to this axle sleeve, and there is the locating part that is arranged at this axle portion, and a spacer pin being fixedly arranged on this unit that holds a writing brush or pen-write, this locating part has a large footpath outer peripheral face, a path outer peripheral face be recessed into from this outer peripheral face local, large footpath, and two confined planes connecting this large footpath outer peripheral face and this path outer peripheral face respectively, described confined planes and this path outer peripheral face define between the accommodating sliding area of this spacer pin of confession.
3. electronic torque wrench of locating swaying angle according to claim 2, is characterized in that, this flange is positioned at this place of measurement portion contiguous of this axle portion of this tool heads, and this locating part is positioned at this axle portion end.
4. electronic torque wrench of locating swaying angle according to claim 3, it is characterized in that, this axle portion has at least one by end and the trepanning that extends internally of this axis parallel, this locating part also has end face along this axis this axle portion of vicinity separately and a bottom surface, and at least one is stretched out by this end face and is inserted in the projection of this trepanning.
5. electronic torque wrench of locating swaying angle according to claim 3, it is characterized in that, this sensing cell comprises a sensing member, and one group of wire being electrically connected this sensing member and this processing unit respectively, this flange has a groove, this axle portion has this axially extended elongated slot parallel, and this locating part also has a string holes, and this groove, this elongated slot are connected with the space in this string holes and pass for this group wire.
6. electronic torque wrench of locating swaying angle according to claim 2, it is characterized in that, this unit that holds a writing brush or pen-write also comprises one and extends and the body set firmly for this axle sleeve along this axis, and a clamshell be sheathed on outside this body, and described pressing hole is formed at this body around this axially spaced-apart.
7. electronic torque wrench of locating swaying angle according to claim 6, is characterized in that, this clamshell has a window, and this operating unit is fixedly arranged on this clamshell and is revealed in this window, and also comprises a loader.
8. electronic torque wrench of locating swaying angle according to claim 6, it is characterized in that, there is between the axle portion of this tool heads and this axle sleeve the tolerance that is rotatably assorted, the gap of the body of this flange of first spacing group and this unit that holds a writing brush or pen-write is greater than this tolerance that is rotatably assorted, and the gap of the body of this locating part of second spacing group and this unit that holds a writing brush or pen-write is greater than this tolerance that is rotatably assorted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410770478.2A CN104723260B (en) | 2014-12-15 | 2014-12-15 | Electronic torque wrench with swing head angle capable of being positioned |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410770478.2A CN104723260B (en) | 2014-12-15 | 2014-12-15 | Electronic torque wrench with swing head angle capable of being positioned |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104723260A true CN104723260A (en) | 2015-06-24 |
| CN104723260B CN104723260B (en) | 2017-04-12 |
Family
ID=53447981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410770478.2A Expired - Fee Related CN104723260B (en) | 2014-12-15 | 2014-12-15 | Electronic torque wrench with swing head angle capable of being positioned |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104723260B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI794012B (en) * | 2021-03-18 | 2023-02-21 | 賴士豪 | Torque wrench |
| WO2024009223A1 (en) * | 2022-07-05 | 2024-01-11 | Atlas Copco Industrial Technique Ab | Rotating arm tightening tool |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4125016A (en) * | 1976-07-06 | 1978-11-14 | Gse, Inc. | Battery operated torque wrench with digital display |
| US20110185861A1 (en) * | 2010-02-04 | 2011-08-04 | Bobby Hu | Electronic Torque Wrench |
| CN201970256U (en) * | 2011-01-17 | 2011-09-14 | 张叶青 | Torque wrench capable of rotating display device with help of holding rod |
| CN201970255U (en) * | 2011-01-17 | 2011-09-14 | 张叶青 | Torque wrench with rotatable display device |
| CN102371564A (en) * | 2010-08-05 | 2012-03-14 | 哈蔡特沃克霍曼泽维有限责任两合公司 | Rotatable display of a torque wrench |
-
2014
- 2014-12-15 CN CN201410770478.2A patent/CN104723260B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4125016A (en) * | 1976-07-06 | 1978-11-14 | Gse, Inc. | Battery operated torque wrench with digital display |
| US20110185861A1 (en) * | 2010-02-04 | 2011-08-04 | Bobby Hu | Electronic Torque Wrench |
| CN102371564A (en) * | 2010-08-05 | 2012-03-14 | 哈蔡特沃克霍曼泽维有限责任两合公司 | Rotatable display of a torque wrench |
| CN201970256U (en) * | 2011-01-17 | 2011-09-14 | 张叶青 | Torque wrench capable of rotating display device with help of holding rod |
| CN201970255U (en) * | 2011-01-17 | 2011-09-14 | 张叶青 | Torque wrench with rotatable display device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI794012B (en) * | 2021-03-18 | 2023-02-21 | 賴士豪 | Torque wrench |
| WO2024009223A1 (en) * | 2022-07-05 | 2024-01-11 | Atlas Copco Industrial Technique Ab | Rotating arm tightening tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104723260B (en) | 2017-04-12 |
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