CN203589350U - Slot electric connector - Google Patents
Slot electric connector Download PDFInfo
- Publication number
- CN203589350U CN203589350U CN201320631808.0U CN201320631808U CN203589350U CN 203589350 U CN203589350 U CN 203589350U CN 201320631808 U CN201320631808 U CN 201320631808U CN 203589350 U CN203589350 U CN 203589350U
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- China
- Prior art keywords
- electric connector
- latch
- protruding axle
- expansion board
- edge electric
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- Withdrawn - After Issue
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Abstract
The utility model relates to a slot electric connector used for electrically inserting an expansion card. The slot electric connector comprises a seat body and stop pins. Each end of the seat body is equipped with at least one protruding shaft. The outer profile of the protruding shaft is in a polygonal shape. Each stop pin is equipped with a shaft hole. The shaft hole is in a polygonal shape matched with the protruding shaft. The stop pins are pivoted on the protruding shafts via the shaft holes such that polygonal positioning structures are formed by each corner of the shaft hole and each corner of the protruding shaft. The stop pins can be rotated about the seat body by using the protruding shafts as rotation axes. One corner of the protruding shaft is abutted against one corner of the shaft hole such that the stop pins may buckle or loosen the expansion card. Thus, force on the buckling points is dispersed to decrease wear rate. Therefore, the stop pins may maintain good holding force and buckling force for a long time and the service life of the slot electric connector is prolonged.
Description
[technical field]
The utility model relates to a kind of electric connector, particularly relates to a kind of jammed edge electric connector with latch.
[background technology]
Many electronic installations utilize expansion board to promote the usefulness of electronic installation, for example, the increase of RAM (random access memory) card can make computer system process fast and smoothly huge computation, and these expansion boards are suitable little, for these expansion boards can be connected with circuit board, therefore different types of electric connector is developed, and the edge clipping formula electric connector that wherein utilizes latch to fix expansion board is modal one.
Generally speaking, the two side ends in order to the edge clipping formula electric connector that loads RAM (random access memory) card are provided with latch, and these latch can contribute to RAM (random access memory) card to be fixed in the slot of edge clipping formula electric connector, also can be used to RAM (random access memory) card to exit, and each edge clipping formula electric connector is when fixing or exiting RAM (random access memory) card, all must the latch of two sides be pulled in manual mode, and then be reached the object of the RAM (random access memory) card that is fastened or loosens out.
But, most latch is that the mode that adopts trip and draw-in groove mutually to fasten is combined on the pedestal of edge clipping formula electric connector, when latch is stressed, easily make stress concentrate on trip and draw-in groove, therefore after long-term use, trip and draw-in groove are easily worn and produce fatigue damage, make the bed knife of latch reduce and produce loosening, cause latch and expansion board to fasten, or fasten untight problem, and then cause RAM (random access memory) card to get loose or loose contact and cannot bring into play its due usefulness.
Therefore, how to allow the latch of edge clipping formula electric connector can keep good retain strength and fastening power, and improve the useful life of edge clipping formula electric connector, be the target of dealer's research and development.
[utility model content]
In view of above problem, the utility model provides a kind of jammed edge electric connector, thereby the design that the latch that solves known edge clipping formula electric connector takes trip and draw-in groove mutually to fasten, the stress producing when it causes using concentrates on and fastens on point, therefore structure is is easily worn and torn and is produced fatigue rupture, causes the bed knife of latch reduce and make RAM (random access memory) card produce loosening problem.
In order to solve the problems of the technologies described above, the utility model provides a kind of jammed edge electric connector, and in order to provide an expansion board electrically to plug, and jammed edge electric connector comprises a pedestal and at least one latch.Pedestal has a slot, and expansion board is plugged in slot, and one end of pedestal also has at least one protruding axle, and the outer contour shape of protruding axle is polygonal structure.Latch has an axis hole, and the hole shape of axis hole is the polygonal structure matching with protruding axle, and latch is articulated in protruding axle with axis hole, makes each angle of axis hole and protruding axle form polygonal location structure.Wherein, the maximum radius of turn of protruding axle is less than the circumcircle radius of axis hole, and the maximum radius of turn of protruding axle is more than or equal to the inscribed circle radius of axis hole, latch rotates with respect to pedestal take protruding axle as rotating shaft, the wherein one jiao of position that makes protruding axle is at wherein one jiao of axis hole, and when latch is towards the direction rotation of expansion board, latch fastens expansion board, latch is towards the direction rotation away from expansion board, and expansion board exits slot.
Further, above-mentioned jammed edge electric connector of the present utility model, relative two ends of its convexity axle have multiple groovings, and multiple grooving is to arrange along radial direction interval row's example of protruding axle.
Further, above-mentioned jammed edge electric connector of the present utility model, its convexity axle is to form polygon by multiple tangent planes, and has in each two tangent plane intersections the fillet structure of leading.
Further, above-mentioned jammed edge electric connector of the present utility model, wherein pedestal also has a limiting section, and limiting section has an inclined-plane, latch is drawn close towards expansion board direction rotation, and latch is fitted in limiting section, latch is towards away from expansion board direction rotation, and latch is supported on inclined-plane.
Further, above-mentioned jammed edge electric connector of the present utility model, wherein latch also has a pulling part, from the end face of latch toward pedestal extension.
Further, above-mentioned jammed edge electric connector of the present utility model, is wherein provided with multiple fins on pulling part.
Further, above-mentioned jammed edge electric connector of the present utility model, wherein latch also has two sidewalls that are oppositely arranged, and axis hole is applied in respectively two sidewalls.
Further, above-mentioned jammed edge electric connector of the present utility model, wherein has respectively a breach on two sidewalls, and each breach is to be communicated with respectively at axis hole.
Further, above-mentioned jammed edge electric connector of the present utility model, wherein the bottom surface of latch also has an ejection part, be corresponding to slot, and expansion board is to push against out slot with ejection part.
Further, above-mentioned jammed edge electric connector of the present utility model, is wherein provided with a reinforced ribs on ejection part.
Effect of the present utility model is, the polygonal location structure that jammed edge electric connector utilizes protruding axle and axis hole to form, disperse by this strength of button point, to reduce rate of wear, and then increase the scuff resistance of protruding axle and axis hole, make latch can keep for a long time good retain strength and fastening power, the useful life of simultaneously improving jammed edge electric connector.
Below, about feature of the present utility model, implementation and effect, hereby coordinate graphicly as most preferred embodiment, to be described in detail as follows.
[accompanying drawing explanation]
Fig. 1 is the decomposing schematic representation of the jammed edge electric connector of the utility model the first embodiment.
Fig. 2 is the local enlarged diagram of the pedestal of the jammed edge electric connector of the utility model the first embodiment.
Fig. 3 is the end view of the latch of the jammed edge electric connector of the utility model the first embodiment.
Fig. 4 is the schematic perspective view of the latch of the jammed edge electric connector of the utility model the first embodiment.
Fig. 5 is the combination schematic diagram that the jammed edge electric connector of the utility model the first embodiment fastens expansion board.
Fig. 6 is the illustrative view that the jammed edge electric connector of the utility model the first embodiment exits expansion board.
Fig. 7 is the partial enlarged drawing of the jammed edge electric connector of the utility model the second embodiment.
Fig. 8 is the partial enlarged drawing of the jammed edge electric connector of the utility model the 3rd embodiment.
Primary clustering symbol description:
10 jammed edge electric connector 220 pulling parts
20 expansion board 221 fins
100 pedestal 230 sidewalls
110 slot 231 breach
120 protruding axle 240 ejection parts
121 grooving 250 reinforced ribs
The angle of 122 tangent plane P1 axis holes
123 lead the angle of the protruding axle of fillet structure P2
The maximum radius of turn of 130 limiting section R1
131 inclined-plane R2 circumcircle radiuses
200 latch R3 inscribed circle radius
210 axis holes
[embodiment]
The jammed edge electric connector 10 of following three embodiment that disclose of the utility model is electric connector (PCI Express) the illustrating as embodiment using expansion board, but with its disclosed kenel, be not limited, the person that is familiar with technique, can be according to actual design demand or user demand and the corresponding outward appearance kenel that changes jammed edge electric connector 10 of the present utility model, to be suitable for plugging the various types of expansion boards 20 of finding on the market.
Please refer to the decomposing schematic representation and combination schematic diagram of the disclosed jammed edge electric connector 10 of the utility model the first embodiment shown in Fig. 1 to Fig. 5.The jammed edge electric connector 10 of the present embodiment is to be electrically arranged on (not shown) on a motherboard, and in order to provide an expansion board 20 electrically to plug, wherein expansion board 20 comprises but is not confined to RAM (random access memory) card (DDR SDRAM), printed circuit card (PCB) or small-sized adapter (Interface Card), and each embodiment of the present utility model is with RAM (random access memory) card as an example, such as DDR, DDR2 or DDR3 etc.
The jammed edge electric connector 10 of the present embodiment comprises a pedestal 100 and two latch 200.On pedestal 100, there are a slot 110 and two protruding axles 120, wherein two protruding axles 120 relative two end at pedestal 100 respectively, slot 110 is that position is between two protruding axles 120, and the axis direction of two protruding axles 120 be vertically the setting party of slot 110 to, and two ends of protruding axle 120 are to give prominence to outside pedestal 100 along axis direction, in order to pivot joint latch 200.In addition, one end of expansion board 20 is provided with electrical connection interface, expansion board 20 be with electrical connection interface corresponding inserted in slot 110, with and motherboard between form the relation that electrically conducts.
Two latch 200 of the present embodiment have respectively an axis hole 210, and two latch 200 are with axis hole 210 correspondences, to be articulated on two protruding axles 120 respectively, and respectively with two protruding axles 120 as rotating shaft, two latch 200 can be rotated with respect to pedestal 100, to fasten the left and right lateral margin of expansion board 20, expansion board 20 can be fixed in slot 110, and the electrical connection between stable maintenance expansion board 20 and motherboard.
Wherein, the quantity that protruding axle 120 and the latch 200 of the disclosed jammed edge electric connector 10 of above-mentioned the utility model arrange is two, it is arranged on left and right two ends of pedestal 100, in order to make the average application of force of latch 200, and the firm expansion board 20 that fastens, but protruding axle 120 also can be one with the quantity that latch 200 arranges, can be arranged on wherein one end of pedestal 100, for example, according to user's demand, or the restriction on space configures protruding axle 120 and realizes above-mentioned object with the setting position of latch 200.
Shown in Fig. 2, it is the local enlarged diagram of the pedestal of the disclosed jammed edge electric connector 10 of the utility model the first embodiment.The pedestal 100 of further description the present embodiment is with the detailed construction of latch 200 and make flowing mode, the protruding axle 120 of the pedestal 100 of the present embodiment is to interconnect formed polygon by multiple tangent planes 122, make the outer contour shape of protruding axle 120 roughly be regular polygon structure, for example positive pentagon, regular hexagon or polygon-octagonal etc., be not confined to this.Relative, the latch 200 of the present embodiment also has two sidewalls 230 that are oppositely arranged, and axis hole 210 is to be applied in respectively two sidewalls 230, the hole shape of its central axis hole 210, the regular polygon structure for mutually mating with protruding axle 120, for example positive pentagon hole, regular hexagon hole or polygon-octagonal hole etc.
Shown in Fig. 3 and Fig. 4, be end view and the schematic perspective view of the latch of the disclosed jammed edge electric connector 10 of the utility model the first embodiment.Further description, when two latch 200 are articulated on two protruding axles 120, the mutual Corresponding matching of each angle P2 of each angle P1 of axis hole 210 and protruding axle 120, and each tangent plane 122 of protruding axle 120 is corresponding each limits in axis hole 210 peritremes, to form the location structure of regular polygon, disperse by this strength of button point, to reduce rate of wear, and make protruding axle 120 and the relative position of axis hole 210 can keep fixing, can not be subject to gravitational impact and automatic rotation displacement, reach by this effect of location.
Wherein, the maximum radius of turn R1 of protruding axle 120 is the circumcircle radius Rs 2 that are less than axis hole 210, and the maximum radius of turn R1 of protruding axle 120 is the inscribed circle radius R3 that are greater than or equal to axis hole 210, object is in order to allow each angle P2(of protruding axle 120 be the maximum radius of turn R1 of protruding axle 120) can be a tight fit in each limit (being the inscribed circle radius R3 of axis hole 210) of axis hole 210, make latch 200 take protruding axle 120 as rotating shaft, and while rotating with respect to pedestal 100, the contact that is able to multipoint mode carrys out the area that increasing action power is born, reach the function scattering one's forces, and the maximum radius of turn R1 of protruding axle 120 is the circumcircle radius Rs 2 that are less than axis hole 210, if while doing an angle rotation, each angle P2 of protruding axle 120 can fall within each angle P1 of axis hole 210 simultaneously, make protruding axle 120 reach and mutually position and unexpected loosening effect with axis hole 210.In addition, the crossing place of each two tangent planes 122 on protruding axle 120 all has the fillet structure of leading, and can prevent the peritreme of protruding axle 120 scratch axis holes 210, to reduce the risk that causes clasp power to reduce because of wearing and tearing.
Hold, shown in Fig. 5, in expansion board 20 is plugged in slot 110, and respectively when the direction rotation of central expansion board 20, one of them angle P2 of protruding axle 120 can rotate in one of them the angle P1 that falls into axis hole 210, and is positioned at wherein by two latch 200, simultaneously, latch 200 is fastened to the left and right lateral margin of expansion board 20, to fix expansion board 20, make expansion board 20 and motherboard keep good electrical connection.Based on said structure, torsion when its object is rotation is dispersed on the fastening point at each angle, to reduce rate of wear, and then increase the scuff resistance of protruding axle 120 and axis hole 210, make latch 200 can keep good retain strength and fastening power, and improve the useful life of jammed edge electric connector 10.
Shown in Fig. 6, for the disclosed jammed edge electric connector 10 of the utility model the first embodiment exits the illustrative view of expansion board.In addition, the bottom surface of the latch 200 of the present embodiment also has an ejection part 240, is the corresponding position at slot 110, and on ejection part 240, be provided with a pair of reinforced ribs 250, in order to promote the holding capacity of ejection part 240, prevent that ejection part 240 is because of stressed excessive fracture, and then promote its useful life.Described in brought forward, expansion board 20 is plugged in slot 110 when interior, the bottom surface of its left and right two lateral margins is arranged on ejection part 240, therefore, if when two latch 200 are during respectively towards direction rotation away from expansion board 20, namely two latch 200 are pulled open outside pedestal 100, make two latch 200 unclamp expansion board 200, ejection part 240 also can be along with upwards cocked simultaneously, and expansion board 20 is together pushed against out outside slot 110, the step of simplifying by this its dismounting or replacing expansion board 20, makes user more convenient in the use.
In addition, better handling in order to possess, the pedestal 100 of the present embodiment also has a limiting section 130, and position is below two latch 200, and limiting section 130 has an inclined-plane 131 near one end of latch 200.Wherein, when two latch 200 are when expansion board 20 direction rotations are drawn close, the bottom surface of two latch 200 is to be fitted in respectively on limiting section 130, and fastens expansion board 20; Relative; if two latch 200 are when away from expansion board 20 direction rotation; two latch 200 are to support respectively on inclined-plane 131; limit by this anglec of rotation of two latch 200; prevent that power when two latch 200 exit expansion board 200 is excessive and cause damage, and then reach the effect of protection expansion board 200 and latch 200.
In addition, as shown in Figure 4, the latch 200 of the present embodiment also has a pulling part 220, from the end face of latch 200 toward pedestal 100 extensions, to allow user rotate latch 200 by pulling part 220.Meanwhile, be provided with multiple fins 221 on pulling part 220, make pulling part 220 increase frictional force, prevent that hand is sliding, therefore user just can pull open or fasten expansion board 20 easily, reaches fast and the effect of handled easily.
The overall structure of the disclosed jammed edge electric connector 10 of the second embodiment of the present utility model is similar to the jammed edge electric connector of above-mentioned the first embodiment, and therefore following content is only elaborated for difference place between the two.
Shown in Fig. 7, it is the partial enlarged drawing of the jammed edge electric connector 10 of the utility model the second embodiment.The jammed edge electric connector 10 of the utility model the second embodiment is with the architectural difference of the disclosed jammed edge electric connector of above-mentioned the first embodiment, the protruding axle 120 of the pedestal 100 of the second embodiment has multiple groovings 121, wherein multiple groovings 121 are that difference position is on the relative biend of protruding axle 120, and the radial direction interval row's example along protruding axle 120 arranges, specifically the position of each grooving 121 is arranged on online that each opposite side of protruding axle 120 consists of axle center, when latch 200 rotates with respect to pedestal 100 take protruding axle 120 as rotating shaft, each angle P2(of protruding axle 120 is the maximum radius of turn R1 of protruding axle 120) can be subject to the compressing on axis hole 210 each limits (being the inscribed circle radius R3 of axis hole 210) and produce temporary transient distortion, and multiple groovings 121 can provide the space of telescopic resilience, make latch 200 can be easy to rotate or carry out the location of an angle.
Wherein, the quantity of above-mentioned grooving 121 is to determine according to the polygonal structure of protruding axle 120, and for example protruding axle 120 is polygon-octagonal, and the quantity of grooving 121 is eight, and the rest may be inferred, is not confined to this.But it is online that each diagonal angle that also position of grooving 121 can be arranged on to protruding axle 120 consists of axle center, can reach equally above-mentioned identical object.
The overall structure of the disclosed jammed edge electric connector 10 of the 3rd embodiment of the present utility model is similar to the jammed edge electric connector of above-mentioned first and second embodiment, and therefore following content is only elaborated for difference place between the two.
Shown in Fig. 8, it is the partial enlarged drawing of the jammed edge electric connector 10 of the utility model the 3rd embodiment.The jammed edge electric connector 10 and above-mentioned first of the utility model the 3rd embodiment, the architectural difference of the disclosed jammed edge electric connector of two embodiment is, the protruding axle 120 of the pedestal 100 of the 3rd embodiment is except having above-mentioned multiple grooving 121, on relative two sidewalls 230 of latch 200, be also provided with a breach 231, and each breach 231 is to be communicated with respectively at axis hole 210, its object is also the space for axis hole 210 telescopic resiliences are provided, and the two is all provided with the structure of extendable room protruding axle 120 and axis hole 210, make latch 200 more can rotate smoothly or carry out the location of an angle.
By above-mentioned each embodiment explanation of the present utility model, can know and learn, jammed edge electric connector of the present utility model, the design that is polygonal structure by protruding axle and axis hole, the latch that can solve known jammed edge electric connector is the design that trip and draw-in groove fasten mutually, stress is concentrated on and fasten on point, therefore be easily worn and produce fatigue damage, causing the bed knife of latch reduce and make expansion board produce loosening problem.
With prior art in comparison, jammed edge electric connector of the present utility model is to utilize protruding axle and axis hole to form polygonal location structure, disperse by this strength of button point, to reduce rate of wear, and then increase the endurance strength of protruding axle and axis hole, make latch can keep good retain strength and fastening power, improve the useful life of jammed edge electric connector simultaneously, moreover, also can make the relative position of protruding axle and axis hole can keep fixing, can not be subject to gravitational impact and automatic rotation displacement, reach by this effect of location.In addition, latch also has the structure that ejects expansion board, makes user more convenient in the use, and if the design of collocation limiting section, also can prevent that latch from exiting the power of expansion board excessive and cause damage, and then reach the effect of protection expansion board and latch.
Although embodiment of the present utility model discloses as mentioned above; so not in order to limit the utility model; anyly have the knack of related art techniques person; not departing from spirit and scope of the present utility model; such as according to shape, structure, feature and quantity described in the utility model application range, work as and can do a little change, therefore scope of patent protection of the present utility model must be as the criterion depending on the appended claim person of defining of this specification.
Claims (10)
1. a jammed edge electric connector, uses for an expansion board and electrically plugs, and it is characterized in that, described jammed edge electric connector comprises:
One pedestal, has a slot, and described expansion board is plugged in described slot, and one end of described pedestal also has at least one protruding axle, and the outer contour shape of described protruding axle is polygonal structure; And
At least one latch, has an axis hole, and the hole shape of described axis hole is the polygonal structure matching with described protruding axle, and described latch is articulated in described protruding axle with described axis hole, makes each angle of described axis hole and described protruding axle form polygonal location structure;
Wherein, the maximum radius of turn of described protruding axle is less than the circumcircle radius of described axis hole, and the maximum radius of turn of described protruding axle is more than or equal to the inscribed circle radius of described axis hole, described latch rotates with respect to described pedestal take described protruding axle as rotating shaft, the wherein one jiao of position that makes described protruding axle is at wherein one jiao of described axis hole, and when described latch is towards the direction rotation of described expansion board, described latch fastens residence and states expansion board, described latch is towards the direction rotation away from described expansion board, and described expansion board exits described slot.
2. jammed edge electric connector according to claim 1, is characterized in that, relative two ends of described protruding axle have multiple groovings, and described multiple grooving is to arrange along radial direction interval row's example of protruding axle.
3. jammed edge electric connector according to claim 1, is characterized in that, described protruding axle is to form polygon by multiple tangent planes, and has in described each two tangent plane intersections the fillet structure of leading.
4. jammed edge electric connector according to claim 1, it is characterized in that, described pedestal also has a limiting section, and described limiting section has an inclined-plane, described latch is drawn close towards described expansion board direction rotation, described latch is fitted in described limiting section, and described latch is towards away from described expansion board direction rotation, and described latch is supported on described inclined-plane.
5. jammed edge electric connector according to claim 1, is characterized in that, described latch also has a pulling part, from the end face of described latch toward described pedestal extension.
6. jammed edge electric connector according to claim 5, is provided with multiple fins on wherein said pulling part.
7. jammed edge electric connector according to claim 1, is characterized in that, described latch also has two sidewalls that are oppositely arranged, and described axis hole is applied in respectively described two sidewalls.
8. jammed edge electric connector according to claim 7, is characterized in that, on described two sidewalls, has respectively a breach, and described each breach is to be communicated with respectively at described axis hole.
9. jammed edge electric connector according to claim 1, is characterized in that, the bottom surface of described latch also has an ejection part, be corresponding to described slot, and described expansion board is to push against out described slot with described ejection part.
10. jammed edge electric connector according to claim 9, is characterized in that, is provided with a reinforced ribs on described ejection part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631808.0U CN203589350U (en) | 2013-10-14 | 2013-10-14 | Slot electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631808.0U CN203589350U (en) | 2013-10-14 | 2013-10-14 | Slot electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203589350U true CN203589350U (en) | 2014-05-07 |
Family
ID=50587205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320631808.0U Withdrawn - After Issue CN203589350U (en) | 2013-10-14 | 2013-10-14 | Slot electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203589350U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617439A (en) * | 2013-10-14 | 2015-05-13 | 技嘉科技股份有限公司 | Card edge electrical connector |
| CN106299864A (en) * | 2015-05-13 | 2017-01-04 | 技嘉科技股份有限公司 | PCI-E adapter outer housing and PCI-E connector modules |
-
2013
- 2013-10-14 CN CN201320631808.0U patent/CN203589350U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617439A (en) * | 2013-10-14 | 2015-05-13 | 技嘉科技股份有限公司 | Card edge electrical connector |
| CN104617439B (en) * | 2013-10-14 | 2017-05-31 | 技嘉科技股份有限公司 | Jammed edge electric connector |
| CN106299864A (en) * | 2015-05-13 | 2017-01-04 | 技嘉科技股份有限公司 | PCI-E adapter outer housing and PCI-E connector modules |
| CN106299864B (en) * | 2015-05-13 | 2018-12-07 | 技嘉科技股份有限公司 | PCI-E connector outer cover and PCI-E connector modules |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20170531 |
|
| AV01 | Patent right actively abandoned |