CN202659713U - Hub and cam structure thereof - Google Patents
Hub and cam structure thereof Download PDFInfo
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- CN202659713U CN202659713U CN 201220144367 CN201220144367U CN202659713U CN 202659713 U CN202659713 U CN 202659713U CN 201220144367 CN201220144367 CN 201220144367 CN 201220144367 U CN201220144367 U CN 201220144367U CN 202659713 U CN202659713 U CN 202659713U
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- fixed block
- revolving part
- outside projection
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Abstract
The utility model discloses a hub, comprising a bracket and a shaft rod element, wherein a pivot shaft arranged on the bracket in a penetrating manner is axially arranged on the shaft rod element; the section of the pivot shaft is non-circular; a cam structure and at least one elastic body are additionally sheathed on the pivot shaft, and a packing element is combined with the movable end of the pivot shaft. The cam structure increases the distance between a lock rotating element and a lock fixing element, so that the lock rotating element laterally extrudes the elastic body when oppositely arranged first inner bump and outer bump of the lock rotating element or the lock fixing element with the cam structure are lapped with second inner bump and outer bump besides an automatic lock function, so as to increase the friction torque of the hub; therefore, backward rotation or inclination caused by stress is not generated when an electronic product connected with the hub, for example, a touch screen of a portable computer is subjected to touch operation. According to the utility model, the cam structure for the hub is also provided.
Description
Technical field
The utility model is relevant a kind of pivot device, especially refers to a kind of pivot device with cam structure, and this cam structure has multiple stage type torsion to be changed, so that the function of automatic blocking and increase friction torsion to be provided respectively.
Background technique
Press electronic product, such as pocket computer, e-dictionary, portable type video-audio playing device and cover-lifting type mobile phone etc. is that body is located at Lower Half, and links the folding that lid be can be with respect to main body portion by the lid of pivot device and the first half.Therefore, pivot device is also for determining the good corrupt large essential factor of the said goods.
The inconvenient phenomenon of thought for avoiding in body and the lid open end of electronic product sliding type pass or press-switching being set.Therefore, " turning shaft structure of tool automatic blocking " of the TaiWan, China patent announcement M296586 patent that has such as the utility model claimant is (corresponding to No. 200620001995.4 patent of China and the U.S. the 7th, 603, No. 747 patents) shown in, in conjunction with a cam structure on pivot device, this cam structure is formed by a locking fixed block and locking revolving part docking, and makes this pivot device have the auto-closing effect.
And along with the progress of touch technology, pocket computer adopts Touch Screen to become inevitable trend, when the Touch Screen of pocket computer is raised to operable state, the effect of automatic blocking only is provided because of aforementioned cam structure, and change without setting up extra friction torsion, for example in a certain angular range, increase friction torsion, so that the user with the finger to press on the Touch Screen or sliding process in, to and it be rotated backward and tilt the Touch Screen application of force, and then cause inconvenience on the touch control operation, and have a strong impact on touch-control effect and smooth and easy sense, and demand relevant dealer's improvement urgently.
The model utility content
The cam structure that the purpose of this utility model is to provide a kind of pivot device and is used for pivot device is to improve the defective that exists in the known technology.
For achieving the above object, the pivot device that the utility model provides, it comprises:
One support, its sheet is axially offered an axis hole; And
One axis bar, it is axially arranged with one and wears this axis hole and section is non-circular pivot, is socketed in addition a cam structure and at least one elastomer on this pivot, and in the movable end of this pivot in conjunction with a compression element;
Wherein, this cam structure comprise one be incorporated into this sheet side the locking fixed block and one can with the locking revolving part of pivot interlock, relative inside and outside groove and the first inside and outside projection that is provided with each other docking of the inside and outside circle of contact plane of this locking fixed block and locking revolving part adjacency, and project separately one second inside and outside projection in the preset angles scope of this locking fixed block on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this second inside and outside projection be overlapped in this first inside and outside projection, strengthen the distance between this locking revolving part and locking fixed block, so that this locking revolving part lateral compression elastomer, thereby increase the friction torsion of this pivot device.
The pivot device that the utility model provides also comprises:
One support, its sheet is axially offered an axis hole; And
One axis bar, it is axially arranged with one and wears this axis hole and section is non-circular pivot, is socketed in addition a cam structure and at least one elastomer on this pivot, and in the movable end of this pivot in conjunction with a compression element;
Wherein, this cam structure comprise one be incorporated into this sheet side the locking fixed block and one can with the locking revolving part of pivot interlock, this locking fixed block is provided with the first inside and outside projection and the inside and outside groove that docks each other with the locking revolving part in abutting connection with the inside and outside circle of the contact plane of side is relative, and projects separately one second inside and outside projection in the preset angles scope of this locking revolving part on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this first inside and outside projection be overlapped in this second inside and outside projection, strengthen the distance between this locking revolving part and locking fixed block, so that this locking revolving part lateral compression elastomer, thereby increase the friction torsion of this pivot device.
Described pivot device, wherein, the second inside and outside projection of this locking fixed block is adjacent to outside this separately, inboard and the outside of inner groovy, so that this inside and outside groove, this contact plane and this second inside and outside projection have degree of depth drop to each other.
Described pivot device, wherein, this locking fixed block axially projects a tenon, and this tenon intercalating is in the mortise that frame sheet correspondence is offered.
The cam structure that is used for pivot device that the utility model provides comprises:
One locking fixed block and a locking revolving part, relative inside and outside groove and the first inside and outside projection that is provided with each other docking of the inside and outside circle of contact plane of this locking fixed block and locking revolving part adjacency, and project separately one second inside and outside projection in the preset angles scope of this locking fixed block on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this second inside and outside projection be overlapped in this first inside and outside projection, to strengthen the distance between this locking revolving part and locking fixed block.
The utility model provides the cam structure for pivot device, also comprises:
One locking fixed block and a locking revolving part, this locking fixed block is provided with the first inside and outside projection and the inside and outside groove that docks each other with the locking revolving part in abutting connection with the inside and outside circle of the contact plane of side is relative, and projects separately one second inside and outside projection in the preset angles scope of this locking revolving part on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this first inside and outside projection be overlapped in this second inside and outside projection, to strengthen the distance between this locking revolving part and locking fixed block.
Described cam structure for pivot device, wherein, the second inside and outside projection of this locking fixed block is adjacent to outside this separately, inboard and the outside of inner groovy, makes this inside and outside groove, this contact plane and this second inside and outside projection have to each other degree of depth drop.
Described cam structure for pivot device, wherein, this locking fixed block axially projects a tenon.
The effect of gain of the present utility model is, the second inside and outside projection of additionally being set up by locking fixed block or the locking revolving part of this cam structure, so that the first inside and outside projection that this locking revolving part or locking fixed block are oppositely arranged is when being overlapped in this second inside and outside projection, to strengthen the distance between this locking revolving part and locking fixed block, so that this locking revolving part lateral compression elastomer, thereby increase the friction torsion of this pivot device.This measure can further strengthen the Touch Screen stasis location effect, so press or during slide the unlikely disappearance that causes Touch Screen to rotate backward and tilt at Touch Screen.
Description of drawings
Fig. 1 and Fig. 2 are the three-dimensional exploded view at the utility model pivot device two different visual angles.
Stereogram after Fig. 3 the utility model pivot device group is vertical.
Fig. 4 is the three-dimensional exploded view of the utility model cam structure.
Fig. 5 to Fig. 8 is planimetric map (A) and the sectional drawing (B) of the utility model cam structure locking fixed block and locking revolving part relative position in the process of raising.
Embodiment
Pivot device of the present utility model is provided with and can forms the cam structure that multiple stage type torsion changes, so that this cam structure is except having the automatic blocking function, and further is provided at the friction torsion that increases this pivot device in the preset angles scope; This measure is so that the electronic product that is connected with pivot device, when for example the Touch Screen of pocket computer carries out touch control operation, and the stressed advantage that rotates backward and tilt of unlikely generation.
A kind of pivot device that the utility model provides, it comprises:
One support, its sheet is axially offered an axis hole; And
One axis bar, it is axially arranged with one and wears this axis hole and section is non-circular pivot, is socketed in addition a cam structure and at least one elastomer on this pivot, and in the movable end of this pivot in conjunction with a compression element;
Wherein, this cam structure comprise one be incorporated into this sheet side the locking fixed block and one can with the locking revolving part of pivot interlock, relative inside and outside groove and the first inside and outside projection that is provided with each other docking of the inside and outside circle of contact plane of this locking fixed block and locking revolving part adjacency, and project separately one second inside and outside projection in the preset angles scope of this locking fixed block on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this second inside and outside projection be overlapped in this first inside and outside projection, strengthening the distance between this locking revolving part and locking fixed block, so that this locking revolving part lateral compression elastomer, thereby increase the friction torsion of this pivot device.
The another kind of pivot device that the utility model provides, it comprises:
One support, its sheet is axially offered an axis hole; And
One axis bar, it is axially arranged with one and wears this axis hole and section is non-circular pivot, is socketed in addition a cam structure and at least one elastomer on this pivot, and in the movable end of this pivot in conjunction with a compression element;
Wherein, this cam structure comprise one be incorporated into this sheet side the locking fixed block and one can with the locking revolving part of pivot interlock, this locking fixed block is provided with the first inside and outside projection and the inside and outside groove that docks each other with the locking revolving part in abutting connection with the inside and outside circle of the contact plane of side is relative, and projects separately one second inside and outside projection in the preset angles scope of this locking revolving part on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this first inside and outside projection be overlapped in this second inside and outside projection, strengthening the distance between this locking revolving part and locking fixed block, so that this locking revolving part lateral compression elastomer, thereby increase the friction torsion of this pivot device.
The cam structure that is used for pivot device that the utility model provides, it has multiple stage type torsion and changes, so that this cam structure is except having the automatic blocking function, and further is provided at the effect that increases the friction torsion of this pivot device in the preset angles scope.
The cam structure that is used for pivot device that the utility model provides, it comprises:
One locking fixed block and a locking revolving part, relative inside and outside groove and the first inside and outside projection that is provided with each other docking of the inside and outside circle of contact plane of this locking fixed block and locking revolving part adjacency, and project separately one second inside and outside projection in the preset angles scope of this locking fixed block on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this second inside and outside projection be overlapped in this first inside and outside projection, to strengthen the distance between this locking revolving part and locking fixed block.
The another kind that the utility model provides is used for the cam structure of pivot device, comprising:
One locking fixed block and a locking revolving part, this locking fixed block is provided with the first inside and outside projection and the inside and outside groove that docks each other with the locking revolving part in abutting connection with the inside and outside circle of the contact plane of side is relative, and projects separately one second inside and outside projection in the preset angles scope of this locking revolving part on the first inside and outside projection path of motion;
When the relative rotation of this locking fixed block and locking revolving part, make this first inside and outside projection be overlapped in this second inside and outside projection, to strengthen the distance between this locking revolving part and locking fixed block.
For further disclosing concrete technology contents of the present utility model, at first see also accompanying drawing, wherein, Fig. 1 and Fig. 2 are the three-dimensional exploded view at the utility model pivot device two different visual angles, stereogram after Fig. 3 the utility model pivot device group is vertical, Fig. 4 is the three-dimensional exploded view of the utility model cam structure, and Fig. 5 to Fig. 8 is planimetric map and the sectional drawing of the utility model cam structure locking fixed block and locking revolving part relative position in the process of raising.
As shown in Figures 1 to 4, basically, the utility model pivot device is by an axis bar 1, one support 2, one friction plates 3, one cam structures 4, at least one elastomer 5, and a compression element 6 combines.
Wherein, axis bar 1 is made of a pivot 11 and a junction 12, this pivot 11 is the non-circular body of rod of section, it is axially arranged with at least one plane 111, so that with after chat locking revolving part 42 socket of friction plate 3 and cam structure 4, make this friction plate 3 and locking revolving part 42 form interlocks with pivot 11.This pivot 11 free ends extend one with after chat the adapter section 112 of compression element 6 combinations, thread section for example.
This joint 12 is plate body, and it vertically offers at least one attachment hole 121, in order to utilize known coupling unit, after for example screw passes through, and is locked in article, for example the body of notebook computer; When only this joint 12 is implemented, be not limited with aforementioned person, it also must be the non-circular cylinder of a section, in order to be socketed in the default positioning hole of body.Moreover for forming the default folding angle of pivot device, this pivot 11 radially projects a fan-shaped spacing tenon 13.
The vertical type shelf sheet 21 of support 2 is offered an axis hole 211 that passes through for pivot 11, and this sheet 21 is adjacent on the path of motion of spacing tenon 13 and projects a gear tenon 212, with the restriction as these support 2 folding angles; This sheet 21 axially offers one for locking fixed block 41 combinations of this cam structure 4 and fixing mortise 213.In addition, this support 2 is provided with a joining portion 22 in addition, and it is installed in article, the lid of notebook computer for example, Touch Screen for example, at least one conjugate foramen 221 is opened at this joining portion 22, in order to utilize known coupling unit, after for example screw passes through, and being locked in lid, the only combination of this joining portion 22 and article is not also as limit, it also is able to the intercalation mode and connects, and also belongs to category of the present utility model.
See also Fig. 1, Fig. 2 and Fig. 4, cam structure 4 is comprised of with locking revolving part 42 a locking fixed block 41, this locking fixed block 41 is axially offered respectively first, second perforation 411 that supplies pivot 11 to pass through with locking revolving part 42, and corresponding pivot 11 sections of these the second perforation 421 appearance make this locking revolving part 42 can be along with pivot 11 interlocks.In addition, this locking fixed block 41 is incorporated into frame sheet 21, and therefore, tenon 412 intercalatings that this locking fixed block 41 axially projects are in the mortise 213 that frame sheet 21 correspondences are offered.
Wherein, relative inside and outside groove 414, the 415 and first inside and outside projection 423,424 of being provided with of contact plane 413,422 inside and outside circles of this locking fixed block 41 and locking revolving part 42 both adjacency.Therefore, when the body of pocket computer and Touch Screen are when covering shape, the first inside and outside projection 423,424 of this locking revolving part 42 is engaged in the inside and outside groove 414,415 of this locking fixed block 41.And differing from known technical characteristics, this cam structure 4 is, in the preset angles scope of this locking fixed block 41 on the first inside and outside projection 423,424 path of motion, for example 90 to 210 degree project one second inside and outside projection 416,417 separately, wherein this second inside and outside projection 416,417 be adjacent to separately that this is outer, inner groovy 415,414 inboard and the outside so that this inside and outside groove 414,415, this contact plane 413 and this second inside and outside projection 416,417 have obvious degree of depth drop to each other.
Moreover, the two end part of this first interior projection 423, the first outer projection 424, inner groovy 414, outer groove 415, the second interior projection 416 and the second outer projection 417 are equipped with the inclined-plane, this measure will be conducive to the first inside and outside projection 423, the 424 inside and outside grooves 414 by locking fixed block 41, the 415 interior climbings of this locking revolving part 42 and produce, and climbing changes the second inside and outside projection 416,417 over to again, and strengthen the distance of 41 of this locking revolving part 42 and locking fixed blocks, so that these locking revolving part 42 lateral compression elastomers 5, thereby increase the friction torsion of this pivot device.
Please consult again Fig. 1 to Fig. 3, during the utility model assembling, after this pivot 11 is passed through locking fixed block 41 and locking revolving part 42, elastomer 5 and the pad 7 of axis hole 211, friction plate 3, cam structure 4 of support 2, and with these pivot 11 free-ended adapter sections 112 and compression element 6 combinations, namely finish the assembling of this pivot device.
When pivot device was in closed state, such as the 1st, Fig. 2, Fig. 4 and shown in Figure 5, the first inside and outside projection 423,424 of locking revolving part 42 was engaged in the inside and outside groove 414,415 of locking fixed block 41 separately, and is locking condition.
As shown in Figure 6, when Touch Screen was raised backward, the axis hole 211 of support 2 rotated around pivot 11, rotated so that this support 2 drives locking fixed block 41 synchronously; And this pivot 11, friction plate 3, locking revolving part 42 and pad 7 are for maintaining static state.At this moment, the inside and outside groove 414,415 of locking fixed block 41 is climbed separately and is produced the first inside and outside projection 423,424 of locking revolving part 42, and locking revolving part 42 moves axially and compresses elastomeric 5, and at this moment, the friction torsion of pivot device makes Touch Screen can produce stasis location effect.
When Touch Screen continues to raise to approximately 90 when spending backward, as shown in Figure 7, the second inside and outside projection 416 of this locking fixed block 41,417 end chamfer climb separately the first inside and outside projection 423 that changes locking revolving part 42 over to, 424 end chamfer.Then, as shown in Figure 8, Touch Screen is continued to raise to about 100 degree, so that the second inside and outside projection 416,417 of this locking fixed block 41 is overlapped in the first inside and outside projection 423,424 of locking revolving part 42 backward; At this moment, distance between this locking fixed block 41 and the locking revolving part 42 strengthens, so that these locking revolving part 42 lateral compression elastomers 5, and the compression quantitative change of elastomer 5 is large, and axial force distribution is in the frame sheet 21 of this locking fixed block 41, friction plate 3 and support 2, thereby increases the friction torsion of this pivot device.
When Touch Screen covers forward, make this support 2 and 41 counter-rotatings of locking fixed block, at this moment, after the second inside and outside projection 416 of this locking fixed block 41,417 the first inside and outside projections 423 along locking revolving part 42,424 counter-rotatings and the disengaging, this the first inside and outside projection 423,424 is connected to the contact plane 413 of locking fixed block 41, so that elastomer 5 rebounds a little, and make the torsion of pivot device reduce.Then, Touch Screen is continued to cover forward, make the inside and outside groove 414,415 of this locking fixed block 41 move to the first inside and outside projection 423, of locking revolving part 42 at 424 o'clock, by elastomer 5 bounced-back-roles, make inside and outside groove 414,415 automatically buckle into the first inside and outside projection 423,424, and form the automatic blocking state of pivot device.
Further; this locking fixed block 41 can exchange each other with inner groovy 414, outer groove 415, the second interior projection 416, the second outer projection 417 and the first interior projection 423, the first outer projection 424 that locking revolving part 42 arranges; that is to say; this locking fixed block 41 is provided with the first inside and outside projection; locking revolving part 42 then is provided with inside and outside groove and the second inside and outside projection, also is the category of this pivot device and cam structure institute wish protection.
The utility model discloses, and is a kind of of preferred embodiment, such as local change or modification and come from technological thought of the present utility model and be have the knack of this skill the people was easy to know by inference, all do not take off claim category of the present utility model.
Claims (12)
1. a pivot device is characterized in that, comprising:
One support, its sheet is axially offered an axis hole; And
One axis bar, it is axially arranged with one and wears this axis hole and section is non-circular pivot, is socketed in addition a cam structure and at least one elastomer on this pivot, and in the movable end of this pivot in conjunction with a compression element;
Wherein, this cam structure comprise one be incorporated into this sheet side the locking fixed block and one can with the locking revolving part of pivot interlock, relative inside and outside groove and the first inside and outside projection that is provided with each other docking of the inside and outside circle of contact plane of this locking fixed block and locking revolving part adjacency, and project separately one second inside and outside projection in the preset angles scope of this locking fixed block on the first inside and outside projection path of motion;
During the relative rotation of this locking fixed block and locking revolving part, this second inside and outside projection is overlapped in this first inside and outside projection, strengthen the distance between this locking revolving part and locking fixed block, make this locking revolving part lateral compression elastomer, increase the friction torsion of this pivot device.
2. pivot device according to claim 1, wherein, the second inside and outside projection of this locking fixed block is adjacent to outside this separately, inboard and the outside of inner groovy, so that this inside and outside groove, this contact plane and this second inside and outside projection have degree of depth drop to each other.
3. pivot device according to claim 1, wherein, this locking fixed block axially projects a tenon, and this tenon intercalating is in the mortise that frame sheet correspondence is offered.
4. a pivot device is characterized in that, comprising:
One support, its sheet is axially offered an axis hole; And
One axis bar, it is axially arranged with one and wears this axis hole and section is non-circular pivot, is socketed in addition a cam structure and at least one elastomer on this pivot, and in the movable end of this pivot in conjunction with a compression element;
Wherein, this cam structure comprise one be incorporated into this sheet side the locking fixed block and one can with the locking revolving part of pivot interlock, this locking fixed block is provided with the first inside and outside projection and the inside and outside groove that docks each other with the locking revolving part in abutting connection with the inside and outside circle of the contact plane of side is relative, and projects separately one second inside and outside projection in the preset angles scope of this locking revolving part on the first inside and outside projection path of motion;
During the relative rotation of this locking fixed block and locking revolving part, this first inside and outside projection is overlapped in this second inside and outside projection, strengthen the distance between this locking revolving part and locking fixed block, make this locking revolving part lateral compression elastomer, increase the friction torsion of this pivot device.
5. pivot device according to claim 4, wherein, the second inside and outside projection of this locking revolving part is adjacent to outside this separately, inboard and the outside of inner groovy, so that this inside and outside groove, this contact plane and this second inside and outside projection have degree of depth drop to each other.
6. pivot device according to claim 4, wherein, this locking fixed block axially projects a tenon, and this tenon intercalating is in the mortise that frame sheet correspondence is offered.
7. a cam structure that is used for pivot device is characterized in that, comprising:
One locking fixed block and a locking revolving part, relative inside and outside groove and the first inside and outside projection that is provided with each other docking of the inside and outside circle of contact plane of this locking fixed block and locking revolving part adjacency, and project separately one second inside and outside projection in the preset angles scope of this locking fixed block on the first inside and outside projection path of motion;
During the relative rotation of this locking fixed block and locking revolving part, this second inside and outside projection is overlapped in this first inside and outside projection, strengthens the distance between this locking revolving part and locking fixed block.
8. described cam structure for pivot device according to claim 7, wherein, the second inside and outside projection of this locking fixed block is adjacent to outside this separately, inboard and the outside of inner groovy, makes this inside and outside groove, this contact plane and this second inside and outside projection have to each other degree of depth drop.
9. described cam structure for pivot device according to claim 7, wherein, this locking fixed block axially projects a tenon.
10. a cam structure that is used for pivot device is characterized in that, comprising:
One locking fixed block and a locking revolving part, this locking fixed block is provided with the first inside and outside projection and the inside and outside groove that docks each other with the locking revolving part in abutting connection with the inside and outside circle of the contact plane of side is relative, and projects separately one second inside and outside projection in the preset angles scope of this locking revolving part on the first inside and outside projection path of motion;
During the relative rotation of this locking fixed block and locking revolving part, this first inside and outside projection is overlapped in this second inside and outside projection, strengthens the distance between this locking revolving part and locking fixed block.
11. described cam structure for pivot device according to claim 10, wherein, the second inside and outside projection of this locking revolving part is adjacent to outside this separately, inboard and the outside of inner groovy, makes this inside and outside groove, this contact plane and this second inside and outside projection have to each other degree of depth drop.
12. described cam structure for pivot device according to claim 10, wherein, this locking fixed block axially projects a tenon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220144367 CN202659713U (en) | 2012-04-09 | 2012-04-09 | Hub and cam structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220144367 CN202659713U (en) | 2012-04-09 | 2012-04-09 | Hub and cam structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202659713U true CN202659713U (en) | 2013-01-09 |
Family
ID=47454622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220144367 Expired - Lifetime CN202659713U (en) | 2012-04-09 | 2012-04-09 | Hub and cam structure thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN202659713U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373782A (en) * | 2013-08-16 | 2015-02-25 | 安捷资讯科技(苏州)有限公司 | Computer rotary shaft positioning mechanism with torsion strengthened |
| WO2018227804A1 (en) * | 2017-06-16 | 2018-12-20 | 中兴通讯股份有限公司 | Rotary shaft and electronic device |
-
2012
- 2012-04-09 CN CN 201220144367 patent/CN202659713U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373782A (en) * | 2013-08-16 | 2015-02-25 | 安捷资讯科技(苏州)有限公司 | Computer rotary shaft positioning mechanism with torsion strengthened |
| CN104373782B (en) * | 2013-08-16 | 2016-08-10 | 安捷资讯科技(苏州)有限公司 | There is the rotary shaft-positioning mechanism for computers strengthening torsion |
| WO2018227804A1 (en) * | 2017-06-16 | 2018-12-20 | 中兴通讯股份有限公司 | Rotary shaft and electronic device |
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Granted publication date: 20130109 |
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| CX01 | Expiry of patent term |