CN102145476A - Fast stepless adjusting spanner - Google Patents
Fast stepless adjusting spanner Download PDFInfo
- Publication number
- CN102145476A CN102145476A CN 201110107623 CN201110107623A CN102145476A CN 102145476 A CN102145476 A CN 102145476A CN 201110107623 CN201110107623 CN 201110107623 CN 201110107623 A CN201110107623 A CN 201110107623A CN 102145476 A CN102145476 A CN 102145476A
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- handle
- slide block
- screw drives
- drives bar
- spanner
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a fast stepless adjusting spanner belonging to a manual tool. The traditional movable spanner is slow in adjustment and inconvenient for operation. The fast stepless adjusting spanner comprises a long handle, a spiral drive rod, a push button and an adjusting slide block, wherein at least one end part of the long handle is provided with a polygonal hole; the spiral drive rod is in a rod shape and provided with a spiral structure and can be rotatablely and axially positioned on the long handle, and the axial direction of the spiral drive rod is consistent to the length direction of the long handle; the push button is slidably arranged on the long handle along the length direction of the long handle and drives the spiral drive rod to rotate by matching with a spiral structure of the spiral drive rod; the adjusting slide block corresponds to the polygonal hole, is driven by the spiral drive rod through transmission threads and can be telescopically assembled on the long handle along the length direction of the long handle; and a clamping opening is formed between the front end surface of the adjusting slide block and the wall of the corresponding polygonal hole. The opening and shrinking directions of the clamping opening are consistent to the movement direction of the push button; in addition, the invention is convenient in operation and fast in adjustment.
Description
Technical field
The invention belongs to hand-operated tools, specifically is that a kind of fast stepless is regulated spanner.
Background technology
Adjustable spanner such as monkey wrench etc., stirring thumb wheel during use changes its clamping and dehisces size to be applicable to the bolt of screwing corresponding specification, nut, and the clamping of adjusting in advance often dehisce can not with bolt, nut mates fully, clamping is dehisced less than normal being difficult to bolt, nut is inserted clamping and is dehisced, clamping bigger than normal causing of dehiscing can not be screwed bolt, nut or damage bolt, the turret head plane of nut, be enclosed within though can earlier the clamping of spanner be dehisced and stir thumb wheel on the turret head of bolt or nut again until the clamping bolt of dehiscing to hold tightly fully, nut, but this process is slower, and often all that has been achieved is spoiled because of the displacement of spanner causes in the adjustment process, and, what the rotation direction of thumb wheel and clamping were dehisced opens, the direction of dwindling is inconsistent, can cause maloperation, it is slow to cause existing monkey wrench to regulate and so on, operation inconvenience.
Summary of the invention
The technical assignment of the technical problem to be solved in the present invention and proposition is to overcome existing monkey wrench to regulate slow, unhandy defective, provides a kind of fast stepless to regulate spanner.
To achieve the object of the present invention, the fast stepless adjusting technical scheme that spanner adopted of the present invention is: it comprises:
A microscler handle, at least one end of this handle is provided with polygonal hole;
One screw drives bar, it is shaft-like and is provided with helical structure thereon, and axial location is on described handle rotationally for it, and it is axially consistent with the length direction of described handle;
One push button, it can be slidably mounted on the described handle along the length direction of described handle and cooperate with the helical structure of described screw drives bar and drive described screw drives bar and rotate;
Adjustment slide block corresponding with described polygonal hole and that drive by motion thread by described screw drives bar, described adjustment slide block can telescopically be assemblied in along the length direction of described handle on the described handle, constitutes clamping between the hole wall of the front end face of described adjustment slide block and corresponding polygonal hole and dehisces.
As the optimization technique measure, described motion thread by be located on the described adjustment slide block respectively and the driving member of end corresponding with described adjustment slide block and described screw drives bar assembling on external screw thread, internal thread constitute.Further, described driving member has axle journal, and described handle is provided with the support portion, and described axle journal is placed in and realizes rotation and the axial location of described screw drives bar on described handle on the described support portion.
As the optimization technique measure, described motion thread by be located at respectively on the described adjustment slide block and the end of described screw drives bar on external screw thread, internal thread constitute.
As the optimization technique measure, described handle is provided with the support portion, and described screw drives bar is placed in by axle journal and realizes its rotation and axial location on described handle on the described support portion.
As the optimization technique measure, described handle comprises handle body and the cover plate that is fastened on the handle body, have the elongated hole consistent on the described cover plate with the length direction of described handle, the two edges of described elongated hole form track, and described push button is assemblied in the described elongated hole and with described track and cooperates.Further, described push button comprises and pushes away the portion of holding and be installed in the described drive division that being used in the portion of holding cooperates with the helical structure of described screw drives bar that pushes away, described drive division is provided with the limiting section that is positioned at described track inboard, describedly pushes away the outside that the portion of holding is positioned at described track.Described handle body is provided with the spatial accommodation that is used to settle described screw drives bar, and described cover plate lid is established described spatial accommodation.
As the optimization technique measure, described helical structure is a helicla flute, and described push button is provided with and pushes away post, and the described post that pushes away is positioned at the driving of the described push button of described helicla flute realization to described screw drives bar.
As the optimization technique measure, described helical structure is that spiral prominence is stupefied, and described push button is provided with and pushes away post, and the described post that pushes away lays respectively at the stupefied both sides of described spiral prominence and realizes the driving of described push button to described screw drives bar.
As the optimization technique measure, described adjustment slide block is prism-shaped, is provided with the prismatic groove that extends along its length in the described handle, and described adjustment slide block is positioned at corresponding prismatic groove and realizes that its length direction along described handle is flexible.
As the optimization technique measure, the end that is provided with polygonal hole of described handle has the baseplane, and the lateral of described baseplane tilts, and the hole wall of the polygonal hole of the front end face of described adjustment slide block and correspondence is vertical with the baseplane that their place handles should be held.
As the optimization technique measure, the front end face of described adjustment slide block is a plane, and the described polygonal hole corresponding with this front end face has one and this parallel plane hole wall.
As the optimization technique measure, the front end face of described adjustment slide block is two planes that form angles, the described polygonal hole corresponding with this front end face have two respectively with described two parallel plane hole walls, and these two hole walls formation angles.
The invention has the beneficial effects as follows: realize the variation that clamping is dehisced by push button, and the moving direction of push button can be consistent with the flexible direction of adjusting slide block, thereby guarantee that the direction of opening, dwindling that clamping dehisces is consistent with the moving direction of push button, be convenient to operate; Earlier the clamping of spanner is dehisced during use to be enclosed within and once to promote push button on the turret head of bolt or nut and dehisce to hold tightly fully bolt, nut, regulate fast until clamping.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is that A-A among Fig. 1 is to cutaway view.
Fig. 5 is the left view of Fig. 1.
Fig. 3 is the structural representation of handle body of the present invention.
Fig. 4 is that B-B among Fig. 3 is to cutaway view.
Fig. 6 is the left view of Fig. 3.
Fig. 7 is that the C-C of Fig. 3 is to cutaway view.
Fig. 8 is the structural representation of driving member of the present invention.
Fig. 9 is that the D-D of Fig. 8 is to cutaway view.
Figure 10 is the structural representation that the present invention first adjusts slide block.
Figure 11 is that the E-E of Figure 10 is to cutaway view.
Figure 12 is the structural representation of push button of the present invention.
Figure 13 is the left view of Figure 12.
Figure 14 is the rearview of Figure 12.
Figure 15 is that the F-F of Figure 12 is to cutaway view.
Figure 16 is the structural representation of screw drives bar of the present invention.
Figure 17 is that the G-G of Figure 16 is to cutaway view.
Figure 20 is that enlarged drawing is looked on the left side of Figure 16.
Figure 18 is the structural representation that the present invention second adjusts slide block.
Figure 19 is that the H-H of Figure 18 is to cutaway view.
Figure 21 be the invention front end face of adjusting slide block with the hole wall of corresponding polygonal hole between the clamping of another version of the formation schematic diagram of dehiscing.
The number in the figure explanation:
The 1-handle, 11-handle body, 12-cover plate, 13-support portion, 1a-first polygonal hole, the hole wall of 1b-first polygonal hole, 1c-second polygonal hole, the hole wall of 1d-second polygonal hole, 1e-elongated hole, 1f-track, the 1g-spatial accommodation, the prismatic groove of 1h-, 1j-first baseplane, 1k-second baseplane;
2-screw drives bar, 2a-helical structure, 2b-square column;
The 3-push button, 31-pushes away the portion of holding, the 32-drive division, the 3a-limiting section, 3b-pushes away post;
4-first adjusts slide block, and 4a-first adjusts the internal thread of slide block, and 4b-first adjusts the slip front face;
5-second adjusts slide block, and 5a-second adjusts the internal thread of slide block, and 5b-second adjusts the slip front face;
6-first clamping is dehisced; 7-second clamping is dehisced;
The 8-driving member, 8a-axle journal, 8b-external screw thread, 8c-square hole;
The front end face of α-adjustment slide block is two and forms angle, the angle that β-hole wall forms.
The specific embodiment
The present invention will be further described below in conjunction with Figure of description.
Fast stepless of the present invention is regulated spanner, and shown in Fig. 1,2,5, it comprises:
A microscler handle 1, at least one end of this handle 1 is provided with polygonal hole and (is illustrated as two ends and all establishes polygonal hole, can be referred to as the first polygonal hole 1a and the second polygonal hole 1c respectively, for bolt, the nut that can be applicable to the broad specification limit, the specification of two polygonal hole can be different, obvious, can only establish polygonal hole an end);
One screw drives bar 2(is referring to Figure 16-17,23), it is shaft-like and is provided with helical structure 2a thereon, and axial location is on handle 1 rotationally for it, and it is axially consistent with the length direction of handle 1, so it can rotate on handle 1;
One push button 3(is referring to Figure 12-15), it can be slidably mounted on the handle 1 along the length direction of handle 1 and cooperate with the helical structure 2a of screw drives bar 2 and drive screw drives bar 2 and rotate;
With polygonal hole 1a, 1c adjustment slide block corresponding and that driven by motion thread by screw drives bar 2 is (referring to Figure 10-11,18-19, adjusting slide block is two, can be referred to as first respectively and adjust the slide block 4 and the second adjustment slide block 5, in order to be applicable to the bolt of broad specification limit, nut, two specifications of adjusting slide block are adapted to corresponding polygonal hole respectively, when only establishing polygonal hole in an end of handle, the adjustment slide block is one and gets final product), adjusting slide block can telescopically be assemblied on the handle along the length direction of handle, adjust the front end face 4b of slide block, the end face of 5b(extreme direction outside handle) with the hole wall 1b of corresponding polygonal hole, the formation clamping is dehisced between the 1d, and (it is two that the diagram clamping is dehisced, be referred to as first clamping respectively and dehisce 6, second clamping dehisces 7, in view of the polygonal hole of correspondence and the specification of adjustment slide block, first clamping is dehisced, the working range that second clamping is dehisced can be different).
The fast stepless of this structure is regulated spanner, hold handle 1 during use, slide on handle 1 with finger push or pulling push button 3, can drive screw drives bar 2 rotates, and further drive to adjust slide block 4,5 and stretch and adjust dehisce 6,7 size of clamping by motion thread, be convenient to operation, regulate fast.
As further improving and replenishing to technique scheme, the present invention also can comprise the additional technical feature that following each section addressed, the part additional technical feature of having addressed below though Fig. 1,2 has comprised, it is preferred embodiment of the present invention, but the present invention is not limited to this situation, they can be selected for use on the described technical scheme of epimere according to concrete effect when enforcement is of the present invention.
At first, motion thread can by be located at respectively adjust on the slide block 4,5 and with the driving member 8 of adjusting slide block end corresponding and the screw drives bar assembling on external screw thread 8b (referring to Fig. 8-9), internal thread 4a and 5a(referring to Figure 10-11,18-19) constitute.Concrete, internal thread is located at and is adjusted on the slide block, and external screw thread is located on the driving member, but the position that is provided with of external screw thread, internal thread can be exchanged in the specific implementation.Moreover, in order to realize relatively rotating between external screw thread, the internal thread, driving member and screw drives bar by branch be located at the two end non-circular hole (diagram non-circular hole be square hole 8c, be located on the driving member 8) and non-cylinder (illustrating non-cylinder is square column 2b, is located at screw drives bar 2 ends) cooperate so that the screw drives bar can be with driving member to rotate.This end at the screw drives bar is assembled driving member and is being adjusted the structure that slide block and driving member set up external screw thread, internal thread separately, can utilize the fit clearance of the fit-up gap of screw drives bar 2 and driving member 8 and external screw thread, internal thread to realize that driving member rotates relative to adjusting the flexible of slide block, make the adjustment of adjusting slide block is become flexible.Further, driving member 8 has axle journal 8a, handle 1 is provided with this support portion of support portion 13(and can directly makes on handle, also can be assemblied on the handle), the axle journal 8a of driving member 8 is placed in rotation and the axial location of realization screw drives bar 2 on handle 1 on the support portion 13.This end at the screw drives bar is assembled driving member and is being adjusted the structure that slide block and driving member set up external screw thread, internal thread separately, by axle journal be placed in the support portion realize the screw drives bar on handle rotation and during axial location, also axle journal can be located at the screw drives boom end.
Secondly, motion thread can be adjusted on the slide block and external screw thread, the internal thread of screw drives boom end constitute by being located at respectively.Concrete, internal thread can be located at the screw drives boom end, and external screw thread is located at and is adjusted on the slide block, but the position that is provided with of external screw thread, internal thread can be exchanged in the specific implementation.
The 3rd, in order to realize rotation and the axial location of screw drives bar on handle, specific constructive form regardless of motion thread, all can on handle, establish the support portion as previously mentioned, the screw drives bar is placed on the support portion and realizes by axle journal (or be located on the screw drives bar, perhaps be located on the member with the assembling of screw drives bar).
The 4th, handle 1 comprises that handle body 11(is referring to Fig. 3-4,6-7) with fastening (as the being connected) cover plate 12 on handle body 11 by screw, so that assembling, have the elongated hole 1e consistent on the cover plate 12 with the length direction of handle, the two edges of elongated hole 1e form track 1f, push button 3 is assemblied in the elongated hole 1e and with track 1f and cooperates, and realizes that thus push button 3 slides along the length direction of handle 1.Further, shown in Figure 12-15, push button 3 comprises that pushing away the portion of holding 31 pushes away the drive division 32 that being used in the portion of holding cooperates with the helical structure 2a of screw drives bar 2 with being installed in, drive division 32 is provided with the limiting section 3a that is positioned at track 1f inboard, push away the portion of holding 31 and be positioned at the outside of track 1f, thereby the portion of holding 31 that pushes away in the limiting section 3a by being positioned at the track inboard and the outside is assemblied in elongated hole 1e with push button 3 and cooperates with track 1f.And handle body 11 is provided with the spatial accommodation 1g that is used to settle screw drives bar 2, and cover plate 12 lids are established spatial accommodation 1g, guarantee that the action of screw drives bar 2 is not subjected to external interference.
The 5th, helical structure 2a can be helicla flute, and push away post 3b(and specifically can be located at drive division 32 on establishing on the push button 3 this moment), push away post 3b and be positioned at helicla flute by to of the driving of spiral fluted two side applied thrust realization push button the screw drives bar.It is stupefied that helical structure also can be spiral prominence, and establish on push button and push away post this moment, pushes away post and lay respectively at the stupefied both sides of spiral prominence by protruding stupefied two side applied thrust is realized the driving of push button to the screw drives bar.These two kinds of versions, helical structure in order to guarantee that pushing away post cooperates with the flexible of helical structure, can also can be transformed into equivalent configurations with pushing away post according to demand pushing away assembling roller or bearing on the post.
The 6th, adjust slide block 4,5 and be prism-shaped (being illustrated as quadrangular), be provided with the prismatic groove 1h that extends along its length in the handle 1, adjustment slide block 4,5 is positioned at corresponding prismatic groove and realizes that its length direction along handle is flexible.In view of this action request of adjusting slide block, adjust slide block and can assemble by the form that track cooperates with handle.
The 7th, the end that is provided with polygonal hole of handle 1 has baseplane 1j, 1k, the outside of baseplane 1j, 1k (side of extreme direction outside handle) is inclined upwardly, hole wall 1b, the 1d of front end face 4b, the 5b of adjustment slide block and corresponding polygonal hole is vertical with baseplane 1j, 1k that their place handles should be held, therefore handle slightly can be lifted in use, be convenient to rotate.
The 8th, the front end face 4b, the 5b that adjust slide block 4,5 are a plane (referring to Fig. 2), and the polygonal hole corresponding with this front end face has one and this parallel plane hole wall.Therefore can screw bolt, nut with hole wall as two clamping face grip bolts of monkey wrench, the turret head of nut by this front end face that parallels.
The 9th, referring to Figure 21, the front end face of adjusting slide block is two planes that form angle α, the polygonal hole corresponding with this front end face have two respectively with described two parallel plane hole walls that form angles, and these two hole walls form angle β.Bolt, nut are screwed in the bight of turret head that therefore can be by adjusting angle on the slide block and the angle grip bolt on the handle, nut.
Claims (14)
1. fast stepless is regulated spanner, it is characterized in that comprising:
A microscler handle (1), at least one end of this handle (1) are provided with polygonal hole (1a, 1c);
One screw drives bar (2), it is shaft-like and is provided with helical structure (2a) thereon, and axial location is on described handle (1) rotationally for it, and it is axially consistent with the length direction of described handle (1);
One push button (3), it can be slidably mounted on along the length direction of described handle (1) to cooperate on the described handle (1) and with the helical structure (2a) of described screw drives bar (2) and drive described screw drives bar (2) rotation;
Adjustment slide block (4,5) corresponding with described polygonal hole (1a, 1c) and that drive by motion thread by described screw drives bar (2), described adjustment slide block (4,5) can telescopically be assemblied in along the length direction of described handle (1) on the described handle (1), constitutes clamping dehisce (6,7) between the hole wall (1b, 1d) of the front end face (4b, 5b) of described adjustment slide block (4,5) and corresponding polygonal hole (1a, 1c).
2. fast stepless according to claim 1 is regulated spanner, it is characterized in that: described motion thread is made of external screw thread (8b), the internal thread (4a, 5a) be located at respectively on the driving member (8) that described adjustment slide block (4,5) is gone up and assemble end corresponding with described adjustment slide block and described screw drives bar (2).
3. fast stepless according to claim 2 is regulated spanner, it is characterized in that: described driving member (8) has axle journal (8a), described handle (1) is provided with support portion (13), and described axle journal (8a) is placed in described support portion (13) and goes up rotation and the axial location of realization described screw drives bar (2) on described handle (1).
4. fast stepless according to claim 1 is regulated spanner, it is characterized in that: described motion thread by be located on the described adjustment slide block respectively and the end of described screw drives bar on external screw thread, internal thread constitute.
5. regulate spanner according to claim 1 or 2 or 4 described fast stepless, it is characterized in that: described handle is provided with the support portion, and described screw drives bar is placed in by axle journal and realizes its rotation and axial location on described handle on the described support portion.
6. fast stepless according to claim 1 is regulated spanner, it is characterized in that: described handle (1) comprises handle body (11) and is fastened on cover plate (12) on the handle body, have the elongated hole consistent (1e) on the described cover plate (12) with the length direction of described handle, the two edges of described elongated hole (1e) form track (1f), and described push button (3) is assemblied in the described elongated hole (1e) and with described track (1f) and cooperates.
7. fast stepless according to claim 6 is regulated spanner, it is characterized in that: described push button (3) comprises the portion of holding that pushes away (31) and is installed in the described drive division (32) that being used in the portion of holding cooperates with the helical structure (2a) of described screw drives bar (2) that pushes away, described drive division (32) is provided with and is positioned at the inboard limiting section (3a) of described track (1f), describedly pushes away the outside that the portion of holding (31) is positioned at described track (1f).
8. fast stepless according to claim 6 is regulated spanner, and it is characterized in that: described handle body (11) is provided with the spatial accommodation (1g) that is used to settle described screw drives bar (2), and described cover plate (12) lid is established described spatial accommodation (1g).
9. fast stepless according to claim 1 is regulated spanner, it is characterized in that: described helical structure (2a) is a helicla flute, described push button (3) is provided with and pushes away post (3b), and the described post (3b) that pushes away is positioned at the driving of the described helicla flute described push button of realization (3) to described screw drives bar (2).
10. fast stepless according to claim 1 is regulated spanner, it is characterized in that: described helical structure is that spiral prominence is stupefied, described push button is provided with and pushes away post, and the described post that pushes away lays respectively at the stupefied both sides of described spiral prominence and realizes the driving of described push button to described screw drives bar.
11. fast stepless according to claim 1 is regulated spanner, it is characterized in that: described adjustment slide block (4,5) is prism-shaped, be provided with the prismatic groove (1h) that extends along its length in the described handle (1), described adjustment slide block (4,5) is positioned at corresponding prismatic groove (1h) and realizes that its length direction along described handle is flexible.
12. fast stepless according to claim 1 is regulated spanner, it is characterized in that: the end that is provided with polygonal hole of described handle (1) has baseplane (1j, 1k), the lateral of described baseplane (1j, 1k) tilts, and the hole wall (1b, 1d) of the polygonal hole of the front end face (4b, 5b) of described adjustment slide block (4,5) and correspondence is vertical with the baseplane that their place handles should be held.
13. regulate spanner according to claim 1 or 12 described fast stepless, it is characterized in that: the front end face of described adjustment slide block (4b, 5b) is a plane, the described polygonal hole corresponding with this front end face has one and this parallel plane hole wall.
14. regulate spanner according to claim 1 or 12 described fast stepless, it is characterized in that: the front end face of described adjustment slide block (4b, 5b) is two planes that form angle (α), the described polygonal hole corresponding with this front end face (4b, 5b) have two respectively with described two parallel plane hole walls, and these two hole walls form angles (β).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110107623 CN102145476B (en) | 2011-04-28 | 2011-04-28 | Fast stepless adjusting spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110107623 CN102145476B (en) | 2011-04-28 | 2011-04-28 | Fast stepless adjusting spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102145476A true CN102145476A (en) | 2011-08-10 |
| CN102145476B CN102145476B (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110107623 Expired - Fee Related CN102145476B (en) | 2011-04-28 | 2011-04-28 | Fast stepless adjusting spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102145476B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252467A (en) * | 2015-11-15 | 2016-01-20 | 武汉格瑞拓机械有限公司 | General adjustable round nut spanner |
| CN105598890A (en) * | 2016-02-25 | 2016-05-25 | 中山诺顿科研技术服务有限公司 | Adjusting wrench |
| CN107538399A (en) * | 2016-06-29 | 2018-01-05 | 上海齐迈五金有限公司 | A kind of adjustable spanner |
| CN108297015A (en) * | 2017-12-18 | 2018-07-20 | 杭州巨星科技股份有限公司 | More specification spanners |
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| CA2074379A1 (en) * | 1992-07-21 | 1994-01-22 | Frank Peter Holm | Adjustable Box Wrench |
| CN2311339Y (en) * | 1997-10-14 | 1999-03-24 | 莫诒煌 | Improved adjustable wrench |
| CN2351245Y (en) * | 1998-10-12 | 1999-12-01 | 三台扳手厂 | Fast driving spanner |
| US6923096B1 (en) * | 2003-10-06 | 2005-08-02 | Ee Jig Kim | Adjustable socket wrench |
| CN201309129Y (en) * | 2008-11-28 | 2009-09-16 | 张以利 | Movable wrench |
| CN202114666U (en) * | 2011-04-28 | 2012-01-18 | 杭州巨星科技股份有限公司 | Quick stepless adjusting wrench |
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2011
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2074379A1 (en) * | 1992-07-21 | 1994-01-22 | Frank Peter Holm | Adjustable Box Wrench |
| CN2311339Y (en) * | 1997-10-14 | 1999-03-24 | 莫诒煌 | Improved adjustable wrench |
| CN2351245Y (en) * | 1998-10-12 | 1999-12-01 | 三台扳手厂 | Fast driving spanner |
| US6923096B1 (en) * | 2003-10-06 | 2005-08-02 | Ee Jig Kim | Adjustable socket wrench |
| CN201309129Y (en) * | 2008-11-28 | 2009-09-16 | 张以利 | Movable wrench |
| CN202114666U (en) * | 2011-04-28 | 2012-01-18 | 杭州巨星科技股份有限公司 | Quick stepless adjusting wrench |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252467A (en) * | 2015-11-15 | 2016-01-20 | 武汉格瑞拓机械有限公司 | General adjustable round nut spanner |
| CN105252467B (en) * | 2015-11-15 | 2018-05-11 | 武汉格瑞拓机械有限公司 | A kind of general adjustable type round nut spanner |
| CN105598890A (en) * | 2016-02-25 | 2016-05-25 | 中山诺顿科研技术服务有限公司 | Adjusting wrench |
| CN107538399A (en) * | 2016-06-29 | 2018-01-05 | 上海齐迈五金有限公司 | A kind of adjustable spanner |
| CN108297015A (en) * | 2017-12-18 | 2018-07-20 | 杭州巨星科技股份有限公司 | More specification spanners |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102145476B (en) | 2012-12-26 |
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