CN104400718B - Novel hexagonal spanner - Google Patents
Novel hexagonal spanner Download PDFInfo
- Publication number
- CN104400718B CN104400718B CN201410528282.2A CN201410528282A CN104400718B CN 104400718 B CN104400718 B CN 104400718B CN 201410528282 A CN201410528282 A CN 201410528282A CN 104400718 B CN104400718 B CN 104400718B
- Authority
- CN
- China
- Prior art keywords
- hexagonal spanner
- hexagonal
- spanner
- matched
- handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000007373 indentation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000005308 Pandanus Nutrition 0.000 description 1
- 241001175147 Pandanus cookii Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/466—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in an axial direction
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/56—Spanner sets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
Novel hexagonal spanner, relate to a kind of hexagonal spanner, the present invention by change original outer-hexagonal spanner from moment of torsion force turn into lever force mode, the characteristic simultaneously utilizing ratchet non-return and the structure allowing multiple outer-hexagonal spanner be nested together by screw thread, make compared with prior art, the present invention can unscrew outer-hexagonal bolt by Quick fastening in comparatively narrow and small space, when solving conventional insufficient space, outer-hexagonal spanner will be reapposed on outer-hexagonal bolt after rotating certain distance to rotate tighten the problem unscrewed again, also the outer-hexagonal spanner of some different models is gathered together simultaneously, personnel easy to use carry and use.
Description
Technical field
The present invention relates to a kind of common tool, especially relate to a kind of hexagonal spanner.
Background technology
Hexagonal spanner is a kind of conventional hardware & tools, for tightening and dismantling hexagon bolt; Current hexagonal spanner is that cross section is positive hexagon and curves the curved bar at right angle, curved bar divides growth handle section and short handle section, when tightening or dismantle interior hexagon bolt, in one end of long handle section or short handle section is inserted in the positive hexagonal indentations of hexagonal bolt head, a few are rotated, until tightening completely or removing bolt by short handle section or long handle section. But when hexagon bolt install position equipment is more and during narrow space, hexagonal spanner can not carry out circumferential motion, less angle can only be adjusted every time, must again take out hexagonal spanner after adjustment every time, again one end of long handle section or short handle section is inserted in positive hexagonal indentations, rotate short handle section or long handle section, so repeatedly, until tightening completely or removing bolt. But this kind of operating method operating time is long, labour intensity is big, is very easy to make laborer tired, runs into extremely narrow and small space and is difficult to be adjusted by hexagon bolt. The existing spanner for fastening hexagon bolt is all the hexagonal prism of independent part simultaneously, owing to its individuality is less, model is more, and each model can only operate for the bolt of a kind of specification, therefore in actual applications, so many socket screw hexagon wrenchs not only are not easy to preserve, it is easy to cause loss, and workman in use just must can complete the operation to different bolt by exchanging corresponding socket screw hexagon wrench frequently.
Summary of the invention
The present invention is directed to deficiency of the prior art, provide novel hexagonal spanner, outer-hexagonal bolt can be unscrewed by Quick fastening in comparatively narrow and small space, when solving conventional insufficient space, outer-hexagonal spanner will be reapposed on outer-hexagonal bolt after rotating certain distance to rotate tighten the problem unscrewed again, also the outer-hexagonal spanner of some different models being gathered together, personnel easy to use carry and use simultaneously.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals: novel hexagonal spanner, comprise force application mechanism and outer-hexagonal wrench device, described force application mechanism is provided with fixed cover, described force application mechanism comprises the rotating shaft being fixed in described fixed cover, described rotating shaft is provided with ratchet and effort handle, described effort handle is provided with and the ratchet that described ratchet matches, described fixed cover is provided with the fixing handle matched with described effort handle, it is provided with spring between described effort handle and described fixing handle, described ratchet is provided with first cone gear, described outer-hexagonal wrench device is provided with round axle, the described second cone gear that round axle top is provided with described first cone gear is matched, described fixed cover is provided with and the bearing that described round axle matches, described outer-hexagonal wrench device comprises the outer-hexagonal spanner of some different models, the through hole that described outer-hexagonal spanner comprises circular columns and is arranged in circular columns, the cylindrical hole section that described through hole comprises sexangle through hole section and is arranged in sexangle through hole section, in described outer-hexagonal spanner except the most small size outer-hexagonal spanner, described in all the other, outer-hexagonal spanner cylindrical hole intersegmental part is provided with screw thread, in described outer-hexagonal spanner except the outer-hexagonal spanner of maximum number, described in all the other, outer-hexagonal spanner circular columns surface is provided with screw thread, outer-hexagonal spanner top minimum in described outer-hexagonal spanner is provided with fixing lid, described fixing covering is provided with connection post, described connection post reaches outside described fixed cover, described connection post one end outside described fixed cover is provided with knob, all described outer-hexagonal spanners are matched down by described circular columns and described cylindrical hole section and connect by model size successively coaxial threaded.
Like this arrange, compare general hexagonal spanner utilize moment of torsion to bolt apply power to drive, bolt rotates, the present invention uses basic lever principle to be exerted a force by hexagonal spanner, to drive bolt to rotate. Make hexagonal spanner can turn into erectting the force mechanism of motion from the force mechanism of previous level rotary motion. When the local use that location comparison is narrow and small, the present invention will need not again take out after rotating element angle as general hexagonal spanner and be rotated in jail, but can exert a force up and down always, until bolt is tightened or this unscrews. The present invention is by the mutual motion between effort handle and fixing handle, thus drive the ratchet being arranged on effort handle to promote ratchet to rotate, at this moment the first cone gear being fixedly installed on ratchet will promote second cone gear to rotate, and when second cone gear is rotated, outer-hexagonal wrench device also just starts to rotate. When rotation space is narrower and small, the present invention can continuously to effort handle and force, outer-hexagonal wrench device can be placed on bolt always, the process unscrewed does not need outer-hexagonal wrench device deviate from bolt tightening, accelerate speed of rotation greatly, reduce the working strength of laborer. Moreover, the present invention also gathers together the outer-hexagonal spanner of some different models so that staff only needs apparatus of the present invention just can tackle the hexagon bolt of different model, it is not necessary to equip the outer-hexagonal spanner of various different model simultaneously. Its ultimate principle is the feature utilizing outer-hexagonal spanner originally just to have middle hole, and in hole, the nested outer-hexagonal spanner less than outer outer-hexagonal spanner model, is threaded connection between these two outer-hexagonal spanners. And minimum, also it is exactly that the outer-hexagonal spanner of the inside is provided with connection post, outer-hexagonal spanner is rotated rise by being rotationally connected post. Generally speaking, in original state lower outside hexagonal spanner device, all outer-hexagonal spanner bottom surfaces are in same level usually. Then the rotation connecting post can make inner outer-hexagonal spanner rise from inside to outside successively, allows the hexagon bolt model that outer-hexagonal wrench device can be nested become big gradually. Connect all right reverse rotation of post so that the sexangle through hole section model in outer-hexagonal wrench device diminishes simultaneously. The present invention is when reality uses, it is only necessary to the turning direction of adjustment ratchet just can adjust the turning direction of outer-hexagonal wrench device, but a device only has a sense of rotation, needs two covers to be respectively used to tighten and unscrew altogether for this reason.
In technique scheme, it is preferable that, described effort handle is provided with first spring bearing, described ratchet is provided with second spring bearing, between described first spring bearing and described second spring bearing, be provided with check spring. Arranging like this, work as effort handle, ratchet is followed effort handle variation and is returned to home position, then again supports ratchet under the effect of check spring.
In technique scheme, it is preferable that, the back-out direction of described second cone gear sense of rotation adjacent described outer-hexagonal spanner inner with described outer-hexagonal wrench device is consistent. Arrange like this, prevent the inconsistent inside outer-hexagonal spanner caused of the inner outer-hexagonal spanner ascent direction of ratchet sense of rotation and outer-hexagonal wrench device in rotary course from declining thus decrease the problem of the sexangle through hole section degree of depth used.
In technique scheme, it is preferable that, in described outer-hexagonal spanner except the outer-hexagonal spanner of maximum number, circular columns described in outer-hexagonal spanner described in all the other is all provided with and the set collar that described Correspondent cy linder shape through hole section matches. Arrange like this, set collar outside on hexagonal spanner as spacing use, prevent the phenomenon that outer-hexagonal wrench device inner outer-hexagonal spanner occurs when regulating screws out.
In technique scheme, it is preferable that, described fixing handle is movably set with locking pin, described round axle is provided with and the fixed orifices that described locking pin matches. Like this arrange, when cannot rotate hexagon bolt time, it is possible to locking pin is inserted in fixed orifices so that integrally, the mode utilizing moment of torsion to exert a force is rotated further hexagon bolt to whole device.
In technique scheme, it is preferable that, all described outer-hexagonal spanner base plane are all magneticsubstance. Arranging like this, all outer-hexagonal spanner base plane are that magneticsubstance so that this device is firmly fitted on hexagon bolt, can avoid phenomenon when rotated.
Compared with prior art, the invention has the beneficial effects as follows: in comparatively narrow and small space, outer-hexagonal bolt can be unscrewed by Quick fastening, when solving conventional insufficient space, outer-hexagonal spanner will be reapposed on outer-hexagonal bolt after rotating certain distance to rotate tighten the problem unscrewed again, also the outer-hexagonal spanner of some different models being gathered together, personnel easy to use carry and use simultaneously.
Accompanying drawing explanation
Fig. 1 is the outside schematic diagram of the present invention.
Fig. 2 is perspective diagram of the present invention.
Fig. 3 is force application mechanism schematic diagram of the present invention.
Fig. 4 is outer-hexagonal wrench device schematic diagram of the present invention.
Fig. 5 is outer-hexagonal wrench device using state schematic diagram of the present invention.
Fig. 6 is outer-hexagonal wrench device decomposing state schematic diagram of the present invention.
Fig. 7 is outer-hexagonal wrench device elevational schematic view of the present invention.
Fig. 8 is that Fig. 3-a locates partial enlargement figure.
Fig. 9 is that Fig. 6-b locates partial enlargement figure.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, novel hexagonal spanner, comprise force application mechanism and outer-hexagonal wrench device 2, force application mechanism is provided with fixed cover 1, rotating shaft 11 it is provided with in fixed cover 1, rotating shaft 11 is provided with ratchet 32 and effort handle 3, effort handle 3 is provided with the ratchet 31 matched with ratchet 32, effort handle 3 is provided with first spring bearing 36, ratchet 31 is provided with second spring bearing 37, between first spring bearing 36 and second spring bearing 37, is provided with check spring 38. fixed cover 1 is provided with the fixing handle 12 matched with effort handle 3, spring 13 it is provided with between effort handle 3 and fixing handle 12, ratchet 32 is provided with first cone gear 33, outer-hexagonal wrench device 2 is provided with round axle 15, circle axle 15 top is provided with the second cone gear 34 matched with first cone gear 33, fixed cover 1 is provided with and the bearing 14 that circle axle 15 matches, fixing handle 12 is movably set with locking pin 16, circle axle 15 is provided with the fixed orifices 17 matched with locking pin 16. the outer-hexagonal spanner of some different models can be comprised in outer-hexagonal wrench device 2, outer-hexagonal wrench device 2 comprises large size outer-hexagonal spanner 21 in this embodiment, medium size outer-hexagonal spanner 22 and small size outer-hexagonal spanner 23, the through hole 6 that each outer-hexagonal spanner comprises circular columns 9 and is arranged in circular columns 9, the cylindrical hole section 62 that through hole 6 comprises sexangle through hole section 61 and is arranged in sexangle through hole section 61, in outer-hexagonal spanner except small size outer-hexagonal spanner 23, cylindrical hole section 62 inside on large size outer-hexagonal spanner 21 and medium size outer-hexagonal spanner 22 is provided with screw thread 8, in described outer-hexagonal spanner except large size outer-hexagonal spanner 21, medium size outer-hexagonal spanner 22 and small size outer-hexagonal spanner 23 circular columns 9 surface are provided with screw thread 8, in outer-hexagonal spanner except large size outer-hexagonal spanner 21, medium size outer-hexagonal spanner 22 and small size outer-hexagonal spanner 23 circular columns 9 are all provided with and the set collar 81 that Correspondent cy linder shape through hole section 62 matches. small size outer-hexagonal spanner 23 top is provided with fixing lid 42, fixes and is provided with connection post 4 on lid 42, connects post 4 and stretches out outside fixed cover 1, connects post 4 and does not contact with rotating shaft 11 in fixed cover 1, and connection post 4 one end outside fixed cover 1 is provided with knob 41. small size outer-hexagonal spanner 23 is contained in the through hole 6 of medium size outer-hexagonal spanner 22, medium size outer-hexagonal spanner 22 is contained in large size outer-hexagonal spanner 21, and each adjacent outer-hexagonal spanner is connected by the screw thread 8 on the screw thread 8 in cylindrical hole section 62 and circular columns correspondingly 9. the indentation direction of ratchet 34 sense of rotation adjacent outer-hexagonal spanner inner with outer-hexagonal wrench device 2 is consistent, and all outer-hexagonal spanner base plane are all magneticsubstance simultaneously. outer-hexagonal spanner in practical application China and foreign countries hexagonal spanner device 2 can large size outer-hexagonal spanner 21 incessantly, medium size outer-hexagonal spanner 22 and small size outer-hexagonal spanner 23 these three kinds, but can be several, even only a kind of, the outer-hexagonal spanner quantity that outer-hexagonal wrench device 2 is nested with can be determined according to practical situation. this device can only rotate to single direction simultaneously, and the work that a device can only carry out tightening or unscrewing, so generally can prepare this different device of two second cone gear 34 sense of rotation respectively.
During use, first determine the outer-hexagonal spanner model of needs, if needing to use small size outer-hexagonal spanner 23, then can directly this device be put on hexagon bolt, then staff presses effort handle 3, allow first cone gear 33 drive second cone gear 34 to rotate, thus allow outer-hexagonal wrench device 2 rotate, so just allow and screw pine hexagon bolt. If needing medium size outer-hexagonal spanner 22, then by turning knob 41, connection post 4 is allowed to drive small size outer-hexagonal spanner 23 to rise so that the sexangle through hole section 61 of medium size outer-hexagonal spanner 22 reveals just can rotate hexagon bolt by the sexangle through hole section 61 of medium size outer-hexagonal spanner 22. If needing large size outer-hexagonal spanner 21, then can be rotated further knob 41, when small size outer-hexagonal spanner 23 can drive medium size outer-hexagonal spanner 22 to continue to rotate after rising to the end, allowing the sexangle through hole section 61 of large size outer-hexagonal spanner 21 reveal. With reason, knob 41 reverse rotation then can allow small size outer-hexagonal spanner 23 and medium size outer-hexagonal spanner 22 decline.
Claims (6)
1. novel hexagonal spanner, it is characterized by, comprise force application mechanism and outer-hexagonal wrench device (2), described force application mechanism is provided with fixed cover (1), described force application mechanism comprises the rotating shaft (11) being fixed in described fixed cover (1), described rotating shaft (11) is provided with ratchet (32) and effort handle (3), described effort handle (3) is provided with the ratchet (31) matched with described ratchet (32), described fixed cover (1) is provided with the fixing handle (12) matched with described effort handle (3), it is provided with spring (13) between described effort handle (3) and described fixing handle (12), described ratchet (32) is provided with first cone gear (33), described outer-hexagonal wrench device (2) is provided with round axle (15), the second cone gear (34) that described round axle (15) top is provided with described first cone gear (33) is matched, described fixed cover (1) is provided with and the bearing (14) that described round axle (15) is matched, described outer-hexagonal wrench device (2) comprises the outer-hexagonal spanner of some different models, the through hole (6) that described outer-hexagonal spanner comprises circular columns (9) and is arranged in circular columns (9), the cylindrical hole section (62) that described through hole (6) comprises sexangle through hole section (61) and is arranged on sexangle through hole section (61), in described outer-hexagonal spanner except the most small size outer-hexagonal spanner, described in all the other, outer-hexagonal spanner cylindrical hole section (62) inside is provided with screw thread (8), in described outer-hexagonal spanner except the outer-hexagonal spanner of maximum number, described in all the other, outer-hexagonal spanner circular columns (9) surface is provided with screw thread (8), outer-hexagonal spanner top minimum in described outer-hexagonal spanner is provided with fixing lid (42), described fixing lid (42) is provided with and connects post (4), described connection post (4) reaches described fixed cover (1) outward, described connection post (4) is provided with knob (41) in the outer one end of described fixed cover (1), all described outer-hexagonal spanners are matched down by described circular columns (9) and described cylindrical hole section (62) and connect by model size successively coaxial threaded.
2. novel hexagonal spanner according to claim 1, it is characterized by, described effort handle (3) is provided with first spring bearing (36), described ratchet (31) is provided with second spring bearing (37), between described first spring bearing (36) and described second spring bearing (37), is provided with check spring (38).
3. novel hexagonal spanner according to claim 1, is characterized by, and the back-out direction of described second cone gear (34) sense of rotation adjacent described outer-hexagonal spanner inner with described outer-hexagonal wrench device (2) is consistent.
4. novel hexagonal spanner according to claim 1, it is characterized by, in described outer-hexagonal spanner except the outer-hexagonal spanner of maximum number, circular columns (9) described in outer-hexagonal spanner described in all the other is all provided with and the set collar (81) that described Correspondent cy linder shape through hole section (62) is matched.
5. novel hexagonal spanner according to claim 1, it is characterized by, described fixing handle (12) is movably set with locking pin (16), described round axle (15) is provided with the fixed orifices (17) matched with described locking pin (16).
6. novel hexagonal spanner according to claim 1, is characterized by, and all described outer-hexagonal spanner base plane are all magneticsubstance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410528282.2A CN104400718B (en) | 2014-10-10 | 2014-10-10 | Novel hexagonal spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410528282.2A CN104400718B (en) | 2014-10-10 | 2014-10-10 | Novel hexagonal spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400718A CN104400718A (en) | 2015-03-11 |
| CN104400718B true CN104400718B (en) | 2016-06-01 |
Family
ID=52638417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410528282.2A Expired - Fee Related CN104400718B (en) | 2014-10-10 | 2014-10-10 | Novel hexagonal spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104400718B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792773B (en) * | 2021-01-27 | 2024-08-06 | 杭州倍力耐工具有限公司 | Direct-pushing torque wrench |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4622869A (en) * | 1985-09-16 | 1986-11-18 | Lee Kenneth W | Sucker rod ratchet wrench |
| US6009776A (en) * | 1998-08-25 | 2000-01-04 | Warren; Kenneth R. | Right angle ratchet wrench drive unit |
| CN1450947A (en) * | 1999-12-21 | 2003-10-22 | 手动工具设计有限公司 | Top load ratchet wrench |
| CN102145477A (en) * | 2010-02-10 | 2011-08-10 | 浙江恒力进出口有限公司 | Ratchet wrench |
| CN103817641A (en) * | 2012-10-17 | 2014-05-28 | 施耐宝公司 | Auto-shift reversing mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8904906B2 (en) * | 2011-07-12 | 2014-12-09 | Stephen Adams | Wrench |
-
2014
- 2014-10-10 CN CN201410528282.2A patent/CN104400718B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4622869A (en) * | 1985-09-16 | 1986-11-18 | Lee Kenneth W | Sucker rod ratchet wrench |
| US6009776A (en) * | 1998-08-25 | 2000-01-04 | Warren; Kenneth R. | Right angle ratchet wrench drive unit |
| CN1450947A (en) * | 1999-12-21 | 2003-10-22 | 手动工具设计有限公司 | Top load ratchet wrench |
| CN102145477A (en) * | 2010-02-10 | 2011-08-10 | 浙江恒力进出口有限公司 | Ratchet wrench |
| CN103817641A (en) * | 2012-10-17 | 2014-05-28 | 施耐宝公司 | Auto-shift reversing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104400718A (en) | 2015-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105458992A (en) | Multifunctional combined socket spanner | |
| CN103029088A (en) | Multi-type bolt tightening insulation rod | |
| CN104385199B (en) | A kind of Novel hexagonal spanner | |
| CN104400718B (en) | Novel hexagonal spanner | |
| CN103522242B (en) | Automatic nut tightener | |
| CN202607539U (en) | Adjustable wrench | |
| CN210414326U (en) | Internal hexagonal wrench | |
| CN107398847A (en) | Die nut | |
| CN106346399B (en) | The novel adjustable spanner adjusted easy to bore | |
| CN104290062B (en) | A kind of laborsaving inner hexagon spanner | |
| CN204935477U (en) | A kind of lug wrench | |
| CN211639683U (en) | A kind of spanner | |
| CN204487504U (en) | A kind of multi-purpose screwdriver | |
| CN105382748B (en) | A kind of box spanner | |
| CN203125415U (en) | Fastening insulating bar of various types of bolts | |
| CN104385200B (en) | Laborsaving inner hexagon spanner | |
| CN203993703U (en) | Detachable torque wrench | |
| CN208342675U (en) | A kind of livewire work bolt-tightening tool | |
| CN209648615U (en) | A kind of specific purpose tool of quick make-up oil sump plug screw | |
| CN208246665U (en) | A kind of planet box spanner | |
| CN208801276U (en) | A kind of interior hexagonal ratchet spanner that more rotary heads are switched fast | |
| CN210588986U (en) | Socket spanner | |
| CN221482365U (en) | A kind of screw with anti-slip thread | |
| CN206200829U (en) | The novel adjustable spanner for being easy to bore to adjust | |
| CN205325537U (en) | Sleeve spanner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20161010 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |