CN202779494U - Reamer - Google Patents
Reamer Download PDFInfo
- Publication number
- CN202779494U CN202779494U CN 201220449472 CN201220449472U CN202779494U CN 202779494 U CN202779494 U CN 202779494U CN 201220449472 CN201220449472 CN 201220449472 CN 201220449472 U CN201220449472 U CN 201220449472U CN 202779494 U CN202779494 U CN 202779494U
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- Prior art keywords
- reamer
- screw
- lock
- reaming
- locking device
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Abstract
The utility model relates to a reamer (1) which comprises a body (10), a force transmission component (20), a reaming head (24), and a locking mechanism (30) for locking a reaming strip (40), wherein the body comprises a channel part (12) provided with a through hole (13) and a receiving part (14) used for receiving the reaming strip (40); the force transmission component can move in the axial direction of the channel part in the through hole (13) of the channel part (12); the reaming head is connected with the force transmission component to conduct reaming operation on a pipe fitting (50); the locking mechanism comprises a first locking device (30A); the first locking device comprises a locking screw (32) extending and passing through the receiving part (14); and a first end of the locking screw comprises a plane part (33). According to the reamer, the reaming strip can be locked and loosened more quickly and conveniently.
Description
Technical field
The utility model relates to a kind of reamer.
Background technology
The content of this part only provides the background information relevant with the utility model, and it may not consist of prior art.
In for example refrigeration, power, processing and other fields, when for example the metal thin-wall pipe fitting is pegged graft to two pipe fittings, need and to carry out reaming to the end of one of them pipe fitting.At this moment, usually can use so-called reamer.
Yet although various reamers have been arranged in the prior art, these reamer ubiquities operation inconvenience, the problem such as waste time and energy.
Therefore, the reamer that needs a kind of faster and more convenient operation.
The utility model content
A purpose of one or more embodiments of the present utility model provides a kind of reamer of faster and more convenient operation.
One or more to achieve these goals according to an aspect of the present utility model, provide a kind of reamer, comprising: body, described body comprise the channel part with through hole and the acceptance division that is used for receiving the reaming bar; Force transmission member, described force transmission member can move by the axial direction along described channel part in the through hole of described channel part; And reaming head, described reaming head be connected with described force transmission member with pipe fitting is carried out ream operation, wherein, described reamer further comprises be used to the retaining mechanism of locking described reaming bar, described retaining mechanism comprises the first locking device, described the first locking device comprises the lock-screw that extends through described acceptance division, and the first end of described lock-screw comprises planar portions.
For example, in certain aspects, described lock-screw is that the first end of flat head screw or described lock-screw is conical butt.
For example, in certain aspects, the axial direction approximate vertical of the axial direction of described lock-screw and described reaming bar.
For example, in certain aspects, the side relative with described lock-screw of described reaming bar is flat surfaces.
For example, in certain aspects, be formed with at least one in the side relative with described lock-screw of described reaming bar for the first recess that cooperates with described lock-screw.
For example, in certain aspects, be used for keeping the position of retaining hole of described pipe fitting corresponding in the position of described the first recess and the described reaming bar.
For example, in certain aspects, second end opposite with described first end of described lock-screw comprises handle portion.
For example, in certain aspects, be formed with stopper slot on the outer surface of described lock-screw, be provided with the spacer pin that can engage with described stopper slot in the described acceptance division.
For example, in certain aspects, described retaining mechanism further comprises the second locking device, and described the second locking device and described the first locking device lay respectively at the both sides of described reaming bar.
For example, in certain aspects, described the second locking device comprises spring-loading outstanding element, and described outstanding element is interior side-prominent towards described acceptance division.
For example, in certain aspects, described reaming bar comprise that with side described outstanding elements relative at least one is used for the second recess that cooperates with described outstanding element.
For example, in certain aspects, be used for keeping the position of retaining hole of described pipe fitting corresponding in the position of described the second recess and the described reaming bar.
For example, in certain aspects, described the second locking device is configured to collision bead.
Advantage according to the reamer of one or more embodiments of the present utility model is:
In according to a kind of embodiment of the present utility model, reamer comprise can quick locking reaming bar retaining mechanism.More specifically, retaining mechanism can comprise the first locking device that is made of lock-screw, and an end of lock-screw comprises planar portions.Therefore, be that the situation of conical portion is compared with an end of the lock-screw of prior art, when rotating the lock-screw of the utility model embodiment, the number of turns (perhaps only needing the stroke of axial direction still less) that lock-screw only need rotate still less can be locked the reaming bar.
In according to a kind of embodiment of the present utility model, the side relative with lock-screw of reaming bar is flat surfaces.The situation that is formed with the cone-shaped groove corresponding with the conical portion of the lock-screw of prior art with the side of reaming bar is compared, when the lock-screw of locking the utility model embodiment and reaming bar, lock-screw the be locked number of turns or the stroke of required rotation of required time or lock-screw that be locked shortened greatly, thereby improved the operating efficiency of reamer.
In according to a kind of embodiment of the present utility model, the retaining mechanism of reamer further comprises by spring-loading outstanding element the second locking device of consisting of of collision bead for example.This second locking device is arranged to preferably that to stride across the reaming bar relative with the first locking device.Therefore, can more stably lock the reaming bar.
In according to a kind of embodiment of the present utility model, be formed with stopper slot on the outer surface of lock-screw, be provided with the spacer pin that can engage with this stopper slot in the acceptance division of reamer body.When lock-screw is outwards back-outed to the precalculated position, thus the further outwards motion of an end joined restriction lock-screw of spacer pin and stopper slot.Therefore, can prevent effectively that lock-screw from coming off or lose.
By explanation provided herein, other application will become apparent.Should be appreciated that the particular example of describing in this part and embodiment only are in illustration purpose rather than attempt to limit scope of the present utility model.
Description of drawings
The accompanying drawing that this part is described only for purpose of explanation rather than view limit by any way scope of the present utility model.
Fig. 1 is the assembling stereogram according to the reamer of a kind of embodiment of the utility model.
Fig. 2 is the exploded perspective view according to the reamer of embodiment of the present utility model.
Fig. 3 is the front view according to the reamer of embodiment of the present utility model.
Fig. 4 is the longitudinal sectional view according to the reamer of embodiment of the present utility model, shows fastener and is in bonding station.
Fig. 5 is the longitudinal sectional view according to the reamer of embodiment of the present utility model, shows fastener and is in unengaged position.
Fig. 6 is the partial enlarged drawing of fastener peripheral part shown in Figure 4.
Fig. 7 A is the stereogram according to a direction of the reaming bar of embodiment of the present utility model; Fig. 7 B is the stereogram of another direction of reaming bar; Fig. 7 C is the stereogram that the reaming bar is in open mode.
Fig. 8 is the partial enlarged drawing of reaming bar retaining mechanism shown in Figure 4.
The specific embodiment
Following description only is exemplary in nature rather than attempts to limit the utility model, application and purposes.Should be appreciated that in these accompanying drawings, corresponding reference number indication similar or corresponding parts and feature.
The below is with reference to essential structure and the mode of operation of Fig. 1 to Fig. 8 description according to the reamer of the utility model embodiment.
As described in Fig. 1-2, consist essentially of body 10, force transmission member 20 and the reaming that is connected with force transmission member 20 24 according to the reamer 1 of the utility model embodiment.The reaming of described reamer 1 24 can cooperate to carry out ream operation with reaming bar 40.At this, reaming bar 40 is a kind of examples for the treatment of the pipe fitting retaining member of reaming pipe fitting for maintenance.It should be appreciated by those skilled in the art that the pipe fitting retaining member is not limited to this, but can form other structures.
Shown in Fig. 7 A, 7B and 7C, reaming bar 40 comprises the first half part 40-1 and the second half part 40-2.The first half part 40-1 and the second half part 40-2 are limited with a plurality of retaining holes 46 jointly.These retaining holes 46 have different internal diameters with corresponding to the pipe fitting with various outer diameter.The first half part 40-1 and the second half part 40-2 can open (shown in Fig. 7 C) to put into or to take out corresponding pipe fitting.In the example shown in the figure, the first half part 40-1 and the second half part 40-2 can pivot with open and close around part 47, but those skilled in the art should understand that the first half part 40-1 and the second half part 40-2 can be designed to independent of one another and can distinct two parts.End in each retaining hole 46 is provided with conical surface part 46-1.This conical surface part 46-1 defines the shape that the end of pipe fitting will be formed by reaming.
Reaming 24 can for example be connected via feed bar 26 with force transmission member 20, thereby rotatablely moving under the screw of force transmission member 20 can be delivered in the reaming 24.In addition, as shown in Figure 4, reaming 24 can have for example conical end 25.Reaming the 24 particularly axial direction of end 25 is predetermined angle with respect to the axial direction of force transmission member 20.The conical end 25 of reaming 24 can with reaming bar 40 in retaining hole 46 and the conical surface part 46-1 on the retaining hole 46 cooperate with the end to pipe fitting and carry out ream operation.The structure of reaming 24 is not limited to shown in the figure, but can adopt various other structures that provide in the prior art.For example, reaming 24 can be directly connected on the force transmission member 20, can adopt other to connect structure and be connected to feed bar 26.
Reamer 1 according to the utility model embodiment further comprises engagement device S, and described engagement device is constructed to be permeable to optionally engage with force transmission member 20.When engagement device S engaged with force transmission member, engagement device provided reaction force for force transmission member, and when engagement device and force transmission member disengagement, force transmission member can endwisely slip along it.
According to a kind of example, engagement device S can comprise fastener 60.Fastener 60 is arranged on the body 10 and comprises the screw thread 62 that engages with the screw thread 22 of force transmission member 20.Particularly, fastener 60 can be arranged on the channel part 12 of body 10.Fastener 60 can move between bonding station (as shown in Figure 4) and unengaged position (as shown in Figure 5).At described bonding station, the screw thread 62 of fastener 60 can engage with the screw thread 22 of force transmission member 20, and at described unengaged position, the screw thread 62 of fastener 60 can be thrown off with the screw thread 22 of force transmission member 20.Preferably, the screw thread 22 of force transmission member 20 and the screw thread 62 of fastener 60 all are configured to trapezoidal thread, as shown in Figure 6.Therefore, when force transmission member 20 moves downward, can produce radial component between screw thread 22 and the screw thread 62 so that fastener 60 is moved to unengaged position.
Further, fastener 60 can for example pivotally be fixed on the channel part 12, for example is fixed on the protuberance 17 of channel part 12 via pivot 66.Preferably, fastener 60 can be fixed on the channel part 12 in the position of its approximate mid-section.At this moment, an end of a side that is positioned at pivot 66 of fastener 60 is provided with screw thread 62, and an end that is positioned at pivot 66 opposite sides of fastener 60 can be used as the press section for user's operation.
Further, reamer 1 also comprises the elastic component 64 of fastener 60 towards the bonding station biasing.Although elastic component shown in the figure 64 is with Compress Spring, those skilled in the art should understand that this elastic component 64 also can be configured to be positioned at fastener 60 an end that is provided with screw thread 62 extension spring or be positioned at torsionspring on the pivot 66.
Adopt the as above fastener 60 of structure, when not having External Force Acting on fastener 60, fastener 60 is being in bonding station to engage with screw thread 22 on the force transmission member 20 under the effect of the elastic force of elastic component 64.When user's pressing force transferring elements 60 do not have the threaded other end (hereinafter yet being referred to as the press section) time, throw off with the screw thread 22 of force transmission member 20 thereby fastener 60 rotates the screw thread 62 of fasteners 60 around pivot 66.When the user depresses handle 28 so that force transmission member 20 is when moving downward, the radial component that the active force between the screw thread 22 of force transmission member 20 and the screw thread 62 of fastener 60 produces will overcome the bias force of elastic component 64 and fastener 60 will be moved to unengaged position to allow force transmission member to move downward.When user's rotary handle 28 during with rotational force transmitting part 20, fastener 60 is in bonding station under the effect of elastic component 64, thereby the screw thread of force transmission member 20 22 is converted to rotatablely moving of force transmission member 20 with screw thread 62 interactions of fastener 60 axial downward the rotatablely moving of force transmission member 20, and the operating physical force with the user amplifies thus.
Although in the example shown in the figure, fastener 60 is depicted as the trigger member that is subjected to spring-biased, but it will be appreciated by those skilled in the art that, fastener can be designed to other forms, for example can be designed as the movable part that is subjected to spring-biased that moves along the radial direction of force transmission member 20 so that engage with force transmission member at this movable part in the situation that is not subjected to external force and be subject to throwing off with force transmission member in the situation of external force.In addition, it should be appreciated by those skilled in the art that elastic component 64 can be omitted.The holding member that in this case, can other be set at body 10 is to remain on fastener bonding station and/or unengaged position or to adopt manual mode that fastener is remained on bonding station and/or unengaged position.
Reamer 1 according to the utility model embodiment further comprises the elastic component 16 that is arranged between channel part 12 and the force transmission member 20, for example Compress Spring.Elastic component 16 can apply elastic force towards force transmission member 20 along the direction that deviates from reaming bar 40.
Although the example shown in the figure shows a fastener 60, it should be appreciated by those skilled in the art that reamer 1 can comprise a plurality of fasteners 60.For example, comprise at reamer 1 in the situation of 2 fasteners 60 that these 2 fasteners 60 can be arranged on the channel part 12 symmetrically with respect to the axial direction of force transmission member 20.Certainly, those skilled in the art it is also contemplated that fastener 60 that 3 or 4 are set is with the reliability of the joint between the screw thread of the screw thread that increases fastener 60 and force transmission member.
Reamer 1 according to the utility model embodiment can further comprise for the retaining mechanism 30 of locking reaming bar 40.
Retaining mechanism 30 can comprise the first locking device 30A.The first locking device 30A can comprise the lock-screw 32 of the wall that extends through acceptance division 14.The first end of lock-screw 32 comprises planar portions 33.At this, lock-screw 32 can be conical butt for the first end of flat head screw or lock-screw 32.Second end opposite with first end of lock-screw 32 can comprise handle portion 34.The axial direction of lock-screw 32 can with the axial direction approximate vertical of reaming bar 40.
Correspondingly, shown in Fig. 7 B, the side 42 relative with lock-screw 32 of reaming bar 40 is configured to flat surfaces.
Be that the situation that the side of conical portion and reaming bar is formed with the corresponding cone-shaped groove of this conical portion is compared with the end of the lock-screw of prior art, when locking with unclamp the lock-screw 32 of the utility model embodiment and during reaming bar 40, because the planar portions 33 of lock-screw 32 and the flattened side of reaming bar 40, locking and the number of turns or the stroke that unclamp required time or the required rotation of lock-screw are shortened greatly, thereby have improved the operating efficiency of reamer.
Alternately, also can be formed with at least one in the side 42 relative with lock-screw 32 of reaming bar 40 and be used for the recess that cooperates with lock-screw 32, the position of described recess can be corresponding with the position of retaining hole 46 in the reaming bar 40.In this case, because lock-screw 32 has planar portions 33, compare with the lock-screw with conical portion of above-mentioned prior art, also can reduce to lock and unclamp the required time.
Retaining mechanism 30 according to the utility model embodiment can also comprise the second locking device 30B.It is relative with the first locking device 30A that the second locking device 30B can stride across reaming bar 40.Namely, the second locking device 30B and the first locking device 30A can lay respectively at the both sides of reaming bar 40.As shown in Figure 8, the second locking device 30B can comprise spring-loading outstanding element 38, and described outstanding element 38 is interior side-prominent towards acceptance division 14.At this, spring-loading outstanding element 38 can be configured to for example comprise a projecting part and a spring element that is arranged on this projecting part dorsal part.Preferably, the second locking device 38 can be configured to collision bead as known in the art.Correspondingly, the side 44 relative with outstanding element 38 of reaming bar 40 can comprise that at least one is used for and the recess 45 of giving prominence to element 38 and cooperating.The position of the retaining hole 46 in the position of recess 45 and the reaming bar 40 is corresponding.
Because the first locking device 30A and the second locking device 30B are separately positioned on the both sides of reaming bar 40, so can more stably lock reaming bar 40.
In addition, can form stopper slot 35 at the outer surface of lock-screw 32, and the spacer pin 36 that can engage with stopper slot 35 can be set in acceptance division 14.When lock-screw 32 is outwards back-outed to the precalculated position, thereby spacer pin 36 can limit with an end joined of stopper slot 35 the further outwards motion of lock-screw 32.Therefore, can prevent effectively that lock-screw 32 from coming off or lose.On the other hand, when lock-screw 32 inwardly is screwed into the precalculated position, thereby spacer pin 36 can limit with another end joined of stopper slot 35 the further inwardly motion of lock-screw 32.Therefore, can effectively prevent from applying excessive power to reaming bar 40.
Mode of operation according to the reamer 1 of the utility model embodiment is as follows.
At first open reaming bar 40 with the retaining hole 46 of pipe fitting 50 being put into corresponding internal diameter and so that the end of pipe fitting 50 is concordant with the upper surface of reaming bar 40.Then, close reaming bar 40 so that pipe fitting 50 is firmly held in the reaming bar 40.
The reaming bar 40 that maintains pipe fitting 50 is inserted slide into the precalculated position in the receive path 15 of acceptance division 14 of reamers 1 and with reaming bar 40 so that the retaining hole 46 that maintains pipe fitting 50 and reaming 24 alignd.At this moment, spring-loading outstanding element 38 will be engaged in the recess 45 on reaming bar 40 1 sides 44 to realize the accurate location of reaming bar 40.Rotational lock screw 32 until the planar portions 33 of lock-screw 32 against the flattened side 42 of reaming bar 40.Realize thus the locking of reaming bar 40.
The user depresses handle 28 so that force transmission member 20 moves downward, this moment force transmission member 20 the screw thread 62 of screw thread 22 and fastener 60 between the radial component that produces of active force overcome the bias force of elastic component 64 and fastener 60 moved to unengaged position to allow force transmission member to move downward until the reaming that links to each other with force transmission member 20 24 contacts the end position of pipe fitting 50.Then, user's rotary handle 28 is with rotational force transmitting part 20, this moment, fastener 60 was in bonding station under the effect of elastic component 64, thereby because the screw thread 62 of the screw thread 22 of force transmission member 20 and fastener 60 interacts, the rotatablely moving of force transmission member 20 is converted to axially downward rotatablely moving, this axially downward rotatablely moving further be delivered to reaming 24 so that the conical surface part 46-1 of the retaining hole 46 of reaming 24 in the reaming bar 40 carries out roll extrusion to realize ream operation to pipe fitting 50.
After the ream operation of pipe fitting 50 was finished, as shown in Figure 5, the user can press the press section of fastener 60 so that fastener 60 is moved to unengaged position.At this moment, force transmission member 20 will automatically move upward under the effect of the elastic force of elastic component 16 and turn back to initial position.After this, the user can unclamp fastener 60 so that it automatically returns to bonding station.
Then, thus lock-screw 32 unclamps in user's rotating handles section 34.After this, can take out and open reaming bar 40 is finished reaming with taking-up pipe fitting 50.Thus, finished ream operation to pipe fitting 50.
As mentioned above, in the reamer according to the utility model embodiment, because fastener can move between bonding station and unengaged position, so before the reaming head is implemented ream operation and afterwards force transmission member can promptly move, and implements the required whole time of ream operation thereby greatly reduced reamer.On the other hand, because the end of lock-screw has planar portions, so can reduce to lock or unclamp the required time of reaming bar, implement the required whole time of ream operation thereby further reduce reamer.In addition, because the enlarging function that the threaded engagement between fastener and the force transmission member has power, the user only needs less power just can implement ream operation, thereby has reduced user's operation burden.In sum, the reamer according to the utility model embodiment can convenient and swiftly carry out ream operation time saving and energy savingly.
Although described various embodiment of the present utility model in detail at this, but should be appreciated that the utility model is not limited to the specific embodiment of describing in detail and illustrating here, in the situation that does not depart from essence of the present utility model and scope, can be realized by those skilled in the art other modification and variant.All these modification and variant all fall in the scope of the present utility model.And, all members described here, parts or feature can by on other structures and the member that is equal on the function, parts or feature replace.
Claims (13)
1. a reamer (1) comprising:
Body (10), described body (10) comprise have through hole (13) channel part (12) and be used for the acceptance division (14) of receiving element reaming bar (40);
Force transmission member (20), described force transmission member (20) can move by the axial direction along described channel part (12) in the through hole (13) of described channel part (12); And
Reaming head (24), described reaming head (24) be connected with described force transmission member (20) with pipe fitting (50) is carried out ream operation,
It is characterized in that described reamer further comprises be used to the retaining mechanism (30) of locking described reaming bar (40),
Described retaining mechanism (30) comprises the first locking device (30A), and described the first locking device (30A) comprises the lock-screw (32) that extends through described acceptance division (14),
The first end of described lock-screw (32) comprises planar portions (33).
2. reamer as claimed in claim 1, wherein said lock-screw (32) is conical butt for the first end of flat head screw or described lock-screw (32).
3. reamer as claimed in claim 1, the axial direction approximate vertical of the axial direction of wherein said lock-screw (32) and described reaming bar (40).
4. reamer as claimed in claim 3, the side (42) relative with described lock-screw (32) of wherein said reaming bar (40) is flat surfaces.
5. reamer as claimed in claim 3 is formed with at least one for the first recess that cooperates with described lock-screw (32) in the side (42) relative with described lock-screw (32) of wherein said reaming bar (40).
6. be used for keeping the position of retaining hole (46) of described pipe fitting (50) corresponding in the reamer as claimed in claim 5, the position of wherein said the first recess and described reaming bar (40).
7. reamer as claimed in claim 1, second end opposite with described first end of wherein said lock-screw (32) comprises handle portion (34).
8. such as each described reamer among the claim 1-7, be formed with stopper slot (35) on the outer surface of wherein said lock-screw (32), be provided with the spacer pin (36) that can engage with described stopper slot (35) in the described acceptance division (14).
9. such as each described reamer among the claim 1-7, wherein said retaining mechanism (30) further comprises the second locking device (30B), and described the second locking device (30B) and described the first locking device (30A) lay respectively at the both sides of described reaming bar (40).
10. reamer as claimed in claim 9, wherein said the second locking device (30B) comprises spring-loading outstanding element (38), described outstanding element (38) is interior side-prominent towards described acceptance division (14).
11. reamer as claimed in claim 10, the side (44) relative with described outstanding element (38) of wherein said reaming bar (40) comprises that at least one is used for the second recess (45) that cooperates with described outstanding element (38).
12. be used for keeping the position of retaining hole (46) of described pipe fitting (50) corresponding in the reamer as claimed in claim 11, the position of wherein said the second recess (45) and described reaming bar (40).
13. reamer as claimed in claim 10, wherein said the second locking device (38) is configured to collision bead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220449472 CN202779494U (en) | 2012-09-05 | 2012-09-05 | Reamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220449472 CN202779494U (en) | 2012-09-05 | 2012-09-05 | Reamer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202779494U true CN202779494U (en) | 2013-03-13 |
Family
ID=47806836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220449472 Expired - Fee Related CN202779494U (en) | 2012-09-05 | 2012-09-05 | Reamer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202779494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475479A (en) * | 2016-11-22 | 2017-03-08 | 郭成城 | A kind of hydraulic pressure inclined hole reamer |
| CN112605200A (en) * | 2020-07-01 | 2021-04-06 | 真兰管业科技有限公司 | Pipeline flanging tool and method for quickly connecting pipe fittings through tool |
-
2012
- 2012-09-05 CN CN 201220449472 patent/CN202779494U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475479A (en) * | 2016-11-22 | 2017-03-08 | 郭成城 | A kind of hydraulic pressure inclined hole reamer |
| CN106475479B (en) * | 2016-11-22 | 2020-11-10 | 郭成城 | Hydraulic inclined hole reamer |
| CN112605200A (en) * | 2020-07-01 | 2021-04-06 | 真兰管业科技有限公司 | Pipeline flanging tool and method for quickly connecting pipe fittings through tool |
| CN112605200B (en) * | 2020-07-01 | 2022-10-14 | 真兰管业科技有限公司 | Pipeline flanging tool and method for quickly connecting pipe fittings through tool |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Songjiang Jiangtian industrial zone of Shanghai City Road 201613 No. 89 Patentee after: Emerson precision tool technology (Shanghai) Co.,Ltd. Address before: Shanghai Jiangtian road 201613 Songjiang Industrial Zone No. 89 Patentee before: Emerson Professional Tools (Shanghai) Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20200905 |