CN201714839U - Labor-saving rotating shaft structure - Google Patents
Labor-saving rotating shaft structure Download PDFInfo
- Publication number
- CN201714839U CN201714839U CN2010201253298U CN201020125329U CN201714839U CN 201714839 U CN201714839 U CN 201714839U CN 2010201253298 U CN2010201253298 U CN 2010201253298U CN 201020125329 U CN201020125329 U CN 201020125329U CN 201714839 U CN201714839 U CN 201714839U
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- axle
- support
- torsion spring
- effort
- rotary piece
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- Expired - Lifetime
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Abstract
The utility model relates to a labor-saving rotating shaft structure, which is characterized in that a mandrel sleeve is sleeved on a mandrel; a torsion spring is sleeved on the mandrel sleeve; one end of the mandrel sleeve is fixed on a bracket; the other end of the mandrel sleeve and the bracket are respectively provided with a stop part; and one sides of the stop parts are respectively provided with a first rotating plate and a second rotating plate which carry out synchronous actuation with the mandrel. When a first end of the torsion spring is movably pressed against the stop part of the mandrel sleeve, a second end of the torsion spring is pushed by the second rotating plate to be compressed; and when the second end of the torsion spring is movably pressed against the stop part of the bracket, the first end is pushed by the first rotating plate to be compressed. Therefore, the torsion spring can be compressed orthodromically in the forward and reverse directions, not only can reach the effect of opening lightly and closing heavily, but also can support a screen when being opened to the rear part and can share both left and right rotating shafts so as to avoid causing assembly fault.
Description
Technical field
The utility model relates to a kind of effort-saving turning shaft structure, especially the torsion spring of around side rotating shaft can share and torsion spring can be forward and reverse two-way along the turning shaft structure of pressing, be applicable to cover-lifting type electronic device.
Background technique
Generally being used for the rotating shaft of drawing-pushing type electronic product such as the rotating shaft of notebook is installed between screen and the body, make screen relatively body open or cover, wherein the rotating shaft of axial rub formula can be by adjusting nut pressure elasticity assembly, with the friction torsion of change rotating shaft, and make rotating shaft have the effect of stagnating the location.Yet friction torsion is all identical in the process of rotating shaft rotation, has the effect of stagnating the location for making rotating shaft, is difficult to when order is opened on the contrary open, and especially less women or the child of strength more is difficult to operation.
For addressing the above problem, the TW M332353 utility model patent that this case claimant is had " turning shaft structure of the laborsaving function of tool " can provide the turning shaft structure of auxiliary force to be easy to open when disclosing a kind of the unlatching, it comprises pedestal, be arranged in the torsion spring of socket on the pivot of pedestal, the pivot and the rotary piece that can rotate synchronously with pivot, and the two ends of this torsion spring are individually fixed on pedestal and the rotary piece.The accumulation of energy when screen is closed of this torsion spring is released energy, and this pivot and rotary piece is bestowed auxiliary force and be able to light unlatching during unlatching.
Because it is different with the rotation direction of the right torsion spring that the rotating shaft of electronic product can be located at the right and left and left side torsion spring usually symmetrically, like this could all forward compressions when closure, so torsion spring can't about share, often cause assembly defect because of directionality problem.And torsion spring is unidirectional along pressing, compress energy storage when promptly closed and release when opening can, have the effect of easy opening and heavy closing.But when being opened into about 135 degree-150 in rear when spending, rotating shaft promptly can't support screen and screen is fallen down, and therefore still has improved space.
In addition, the TW M293361 utility model patent " effort-saving turning shaft structure " that this case claimant is had can provide the turning shaft structure of auxiliary force to be easy to open when also disclosing a kind of the unlatching, its structure can make the torsion spring of single rotation direction reach the two-way effect that applies auxiliary force, but makes all easy manipulation of unlatching and closure.Yet the body frame body of this rotating shaft has comprised the major frame piece of L type and the auxiliary frame piece of L type, thereby occupies than large space, and under the situation of insufficient space, this structure is just inapplicable, thereby is necessary to seek other settling mode.
Summary of the invention
Main purpose of the present utility model is to provide a kind of effort-saving turning shaft structure, and the torsion spring rotation direction of its left side rotating shaft is identical with the torsion spring rotation direction of the right rotating shaft, therefore, torsion spring can about share, can avoid assembly defect, manufacturing efficiency is improved.
Another purpose of the present utility model is to provide a kind of effort-saving turning shaft structure, its torsion spring can forward and reversely all forward compress, except rotating shaft is had the effect of easy opening and heavy closing, when being opened into the rear, can support screen, avoid screen to fall backward and cause bump to damage, influence life of product, and can increase the convenience of use.
A purpose more of the present utility model provides a kind of effort-saving turning shaft structure, be fixed on the support by axle sleeve, with support jointly as the blocked part at torsion spring two ends, reach the aforesaid purpose except making rotating shaft, also can reduce taking up room, solve the problem of insufficient space.
For reaching above-mentioned purpose, the technological scheme that the utility model effort-saving turning shaft structure is taked comprises:
Support is established pivoted hole in the pin-joint part, and this support also is provided with the blocked part;
Axle is arranged in this pivoted hole with a non-circular restriction shaft part, one-body molded first rotary piece that protrusion is arranged on this axle;
Axle sleeve is sheathed on this axle, and an end of this axle sleeve is fixed in this support, and the other end is provided with the blocked part;
Torsion spring is sheathed on this axle sleeve, and the first end activity of this torsion spring is connected to the blocked part of this axle sleeve and can be subjected to this first rotary piece to promote compression, the then movable blocked part that is connected to this support of second end of this torsion spring;
Second rotary piece, be incorporated on this axle and with the synchronous start of this axle, it has protuberance, second end of this torsion spring can be subjected to this protuberance to promote compression;
Elastic component is sheathed on this axle and this axle end is provided with the packing assembly.
When screen opening when 90 spend, torsion spring is releasing state, screen is by 90 degree when closed forward, first end of torsion spring is by the blocked part backstop of axle sleeve, and second end is promoted forward by the second rotary piece protuberance that axle drives, and make torsion spring forward compression forward, have and close effect heavy, that fall down automatically when avoiding screen closed.And when being opened by 0 degree, the protuberance of second rotary piece is rotated away from second end of torsion spring, and torsion spring discharges, and the auxiliary force of unlatching is provided, and has out effect light, light laborsaving unlatching.
If screen is opened by 90 degree backward, second end of torsion spring is by the blocked part of backstop in support, and first end is promoted by first rotary piece of axle backward, makes torsion spring forward compression backward, has the effect that prevents that screen opening from can fall down automatically to the rear.Therefore, can be two-way by torsion spring along pressing, make rotating shaft can reach aforementioned effect.
In addition, the left side rotating shaft of electronic product and the right rotating shaft are generally and are symmetrical arranged, but because the torsion spring two ends all are provided with blocked part and rotary piece, therefore, torsion spring can about share, promptly the rotation direction of left side torsion spring is identical with the rotation direction of the right torsion spring, so can avoid assembly defect, enhance productivity.
Another technological scheme that the utility model effort-saving turning shaft structure is taked comprises:
Support, the pin-joint part is provided with pivoted hole, and this support also is provided with the blocked part;
Axle is arranged in this pivoted hole with non-circular restriction shaft part;
Axle sleeve is sheathed on this axle, and an end of this axle sleeve is fixed in this support, and the other end is provided with the blocked part;
Torsion spring is sheathed on this axle sleeve, and its first end activity is connected to the blocked part of this axle sleeve, the then movable blocked part that is connected to this support of second end;
First rotary piece is sheathed on the restriction shaft part of this axle, and with the synchronous start of this axle, this first rotary piece is positioned at first end of this torsion spring, and can movable first end that promotes this torsion spring of protuberance;
Second rotary piece, be sheathed on this axle the restriction shaft part and with the synchronous start of this axle, this second rotary piece is positioned at second end of this torsion spring, and can protuberance promotes second end of this torsion spring;
Elastic component is sheathed on this axle and this axle end is established the packing assembly.
For further understanding technical characteristics of the present utility model, technological means and the concrete function of being realized, purpose, now enumerate, and be described in detail as follows with accompanying drawing, figure number than specific embodiment.
Description of drawings
Below, describe embodiments of the invention in conjunction with the accompanying drawings in detail, wherein:
Fig. 1 is that the utility model first embodiment is in the combination stereogram of closed state.
Fig. 2 is the utility model first embodiment's a parts explosion.
Fig. 3 is the parts explosion at the utility model first another visual angle of embodiment.
Fig. 4 is the view that the utility model first embodiment opens 90 degree.
Fig. 5 is the view that the utility model first embodiment opens about 140 degree.
Fig. 6 is the view that the utility model first embodiment opens another visual angle of about 140 degree.
Fig. 7 is that the utility model first embodiment's left side rotating shaft and the right rotating shaft looked schematic representation on unlatching 90 degree.
Fig. 8 is the utility model second embodiment's a parts explosion.
Fig. 9 is another embodiment of the utility model axle sleeve.
The reference character Schedule
1, support 10, pin-joint part
11, pivoted hole 12, fixing part
13, fixed hole 14, fixed hole
15, blocked part 16, block
2, axle 20, restriction shaft part
21, joint 22, fixed block
23, first rotary piece 230, trepanning
231, protuberance 3, axle sleeve
30, fixing part 31, blocked part
32, jack 33, latch
4, torsion spring 41, first end
42, second end 5, second rotary piece
50, trepanning 51, protuberance
6, elastic component 61, shell fragment
7, packing assembly 81, stationary cam
810, positioning groove 811, axis hole
812, projection 82, movable cam
820, positioning convex column 821, axis hole embodiment
Embodiment
See also Fig. 1-Fig. 3, they are the parts explosions at the utility model first embodiment's three-dimensional combination figure, parts explosion and another visual angle.The utility model effort-saving turning shaft structure comprises support 1, this support 1 has pin-joint part 10, pin-joint part 10 is upright frame plate, pin-joint part 10 is provided with circular pivoted hole 11, support 1 has fixing part 12, fixing part 12 is provided with a plurality of fixed holes 13, in order to support 1 is fixed on the body of drawing-pushing type electronic product.The pin-joint part 10 of support 1 is provided with the fixed hole 14 of two upper and lower settings and forms blocked part 15, and blocked part 15 is extended to form outward by the sidewall of one of them fixed hole 14.
Second rotary piece 5 can limit the restriction shaft part 20 that shaft part 20 chimeric trepannings 50 with synchronous start are sheathed on axle 2 with this with a shape.This second rotary piece 5 is positioned at second end 42 of this torsion spring 4 and is positioned at a side of support 1.Second rotary piece 5 has protuberance 51, and it can promote torsion spring 4 in rotation process.The pin-joint part 10 of support 1 is provided with the block 16 of protrusion, and the protuberance 51 rotatable blocks of this second rotary piece 5 are in this block 16, with the angle of restriction screen opening.
Can be further sheathed stationary cam 81 of axle 2 and movable cam 82, this stationary cam 81 is provided with positioning groove 810 and the locating bump 820 that at least one pair of can be chimeric mutually with the surface of contact of movable cam 82.This stationary cam 81 be sheathed on this restriction shaft part 20 with circular axis hole 811 and with projection 812 build-ins in the lower end of this support 1 fixed hole 14.This movable cam 82 is sheathed on this restriction shaft part 20 with the shape axis hole 821 identical with these restriction shaft part 20 sections, so as with axle 2 synchronous starts.This stationary cam 81 and movable cam 82 can provide the function of rotating shaft automatic blocking between the elastic component 6 and second rotary piece 5.
By said structure, see also Fig. 1, be the state of rotating shaft in 0 degree closure, rotating shaft is when 0 degree is closed, torsion spring 4 is a compressive state, and its first end, 41 blocks are in axle sleeve 3 blocked parts 31, and second end 42 is subjected to the promotion compacting of second rotary piece, 5 protuberances 51 to make torsion spring 4 compress energy storage.When rotating shaft was spent unlatching by 0, axle 2 was rotated and is driven 5 rotations of second rotary piece, makes protuberance 51 leave second end 42 of torsion spring 4, and torsion spring 4 has lost and suppressed the auxiliary force of promptly releasing energy and unlatching being provided, and reaches out labor-saving effect light, that be easy to open.As shown in Figure 4, for being opened into the action schematic representation of 90 degree, when being opened into 90 degree, torsion spring 4 is released energy fully, and its second end, 42 blocks are in the blocked part 15 of support 1, and first rotary piece 23 rotates with axle 2 and first end 41 of contact torsion spring 4.
When continuing to open toward the rear, second end 42 of torsion spring 4 is by the blocked part 15 of backstop in support 1, and 41 at first end of torsion spring 4 is promoted by first rotary piece 23 and compresses, torsion is increased, can support screen, fall down because of own wt when preventing screen opening, as Fig. 5-shown in Figure 6 to the rear.This moment, torsion spring 4 was forward to compress backward.Fig. 5-shown in Figure 6 being about opened 140 degree, and axle 2 drives second rotary piece 5 and rotates backward, makes its protuberance 51 blocks in the block 16 of support 1, and has limited the maximum angle of screen rotation.
On the contrary, when screen was closed, axle 2 drove first rotary piece 23 and rotates forward, and when 140 degree-90 were spent, torsion spring 4 also provided an auxiliary force toward back rotation because of the compacting that first end 41 loses first rotary piece 23 discharges.Be closed to 90 when spending, as shown in Figure 4, torsion spring 4 discharges fully, and first end, 41 blocks of torsion spring 4 are in the blocked part 31 of axle sleeve 3, and the protuberance 51 of second rotary piece 5 goes back to second end 42 that is connected to torsion spring 4.
Be closed to 0 when spending by 90 degree again, torsion spring 4 is compressed once again, its first end 41 is by blocked part 31 backstops of axle sleeve 3, second end 42 is promoted and compress energy storage by the protuberance 51 of second rotary piece 5, as shown in Figure 1, torsion is increased, close heavy effect, fall down the body of impingement of electrons product when avoiding screen closed because of own wt automatically and reach.At this moment, screen forward compression forward.
Therefore rotating shaft is when 90 spend, torsion spring 4 is releasing state, rotating shaft closed forward or when opening backward, torsion spring 4 is all forward compression, it is two-way along the function of pressing that torsion spring 4 can reach, close effect heavy, that fall down automatically when avoiding screen closed and have, and have the effect that prevents that screen opening from can fall down automatically to the rear.
See also Fig. 7, left side rotating shaft and the right rotating shaft are in the worm's eye view of opening 90 degree (Fig. 4), left side rotating shaft and the right rotating shaft are for being symmetrical arranged, but because the torsion spring two ends all are provided with blocked part and rotary piece, therefore, torsion spring can about share, promptly the rotation direction of left side torsion spring is identical with the rotation direction of the right torsion spring, so can avoid assembly defect.For example when screen continued to open backward, first rotary piece 23 of the right rotating shaft promoted torsion spring 4 right-hand members (first end 41) and rotates compression, and torsion spring 4 left ends (second end 42) block is in support 1 blocked part 15.The protuberance 51 that torsion spring 4 right-hand members of left side rotating shaft (first end 41) then have second rotary piece 5 to be promoting compression torsion spring 4, and the left end of torsion spring 4 (second end 42) but block in the blocked part 31 of axle sleeve 3.Therefore, torsion spring can about share.Again for example, when screen was closed forward by 90 degree, the left end (second end 42) that the protuberance 51 of second rotary piece 5 of the right rotating shaft promotes torsion spring 4 rotated compression, and the right-hand member of torsion spring 4 (first end 41) block is in the blocked part 31 of axle sleeve 3.Torsion spring 4 left ends of left side rotating shaft (second end 42) then have first rotary piece 23 to promote compression, torsion spring right-hand member (first end 41) but then block in the blocked part 15 of support 1.Two ends by torsion spring 4 all are provided with blocked part and rotary piece, share about torsion spring gets final product, and avoid assembly defect, and torsion spring is movably forward along pressing or backward along pressure, having two-way along the function of pressing.
In addition, be fixed on the support 1,, rotating shaft reached outside the aforesaid purpose, also can reduce taking up room, solve the problem of insufficient space with support 1 common blocked part as torsion spring 4 two ends by axle sleeve 3.
See also Fig. 8, represent second embodiment of the present utility model, in first embodiment, first rotary piece 23 is shaped on the axle 2.And first rotary piece 23 of present embodiment is assembly independently, and first rotary piece 23 is sheathed on restriction shaft part 20 with the trepanning 230 that a shape can be embedded in axle 2 restriction shaft parts 20, with axle 2 synchronous starts.First rotary piece 23 is provided with a protuberance 231, movable first end 41 that promotes compression torsion spring 4.
Seeing also Fig. 9, is another embodiment of the utility model axle sleeve, and the blocked part 31 of axle sleeve 3 can change latch into, as shown in the figure, one end of this axle sleeve 3 is provided with the fixing part 30 of two protrusions, and these fixing part 30 build-ins make axle sleeve 3 be fixed in support 1 in the fixed hole 14 of support 1 pin-joint part 10.And the other end of axle sleeve 3 (being the stop portion position of axle sleeve 3) is provided with jack 32, and latch 33 plugs and is fixed in the jack 32, is radial projection, with as the blocked part.
Though the utility model has disclosed preferred specific embodiment to achieve these goals, but these embodiments want to limit structure characteristics of the present utility model, any those of ordinary skill in present technique field should be known, under technical spirit of the present utility model, any variation of expecting easily or modification all are possible, and are all contained by the claim of this case application.
Claims (20)
1. an effort-saving turning shaft structure is characterized in that, comprising:
Support, a pin-joint part is provided with pivoted hole, and this support also is provided with the blocked part;
Axle is arranged in this pivoted hole with non-circular restriction shaft part, one-body molded first rotary piece that protrusion is arranged on this axle;
Axle sleeve is sheathed on this axle, and an end of this axle sleeve is fixed in this support, and the other end is provided with the blocked part;
Torsion spring is sheathed on this axle sleeve, and the first end activity of this torsion spring is connected to the blocked part of this axle sleeve and can be subjected to this first rotary piece to promote compression, the then movable blocked part that is connected to this support of second end of this torsion spring;
Second rotary piece, be incorporated on this axle and with the synchronous start of this axle, it has protuberance, second end of this torsion spring can be subjected to this protuberance to promote compression; And
Elastic component is sheathed on this axle and this axle end is established the packing assembly.
2. effort-saving turning shaft structure as claimed in claim 1 is characterized in that, the pin-joint part of this support is upright frame plate, this blocked part is formed on this pin-joint part, this pin-joint part is provided with at least one fixed hole, and an end of this axle sleeve is provided with the fixing part of at least one protrusion, and this fixing part build-in is in this fixed hole.
3. effort-saving turning shaft structure as claimed in claim 2 is characterized in that the blocked part of this support is extended to form outward by the sidewall of this fixed hole.
4. effort-saving turning shaft structure as claimed in claim 1 is characterized in that the blocked part of this axle sleeve is radial projection.
5. effort-saving turning shaft structure as claimed in claim 1 is characterized in that, the position, blocked part of this axle sleeve is provided with a jack, and latch plugs to be fixed in this jack and is radial projection, with as the blocked part.
6. effort-saving turning shaft structure as claimed in claim 1 is characterized in that, this second rotary piece can limit the restriction shaft part that the chimeric trepanning with synchronous start of shaft part is sheathed on this axle with this with shape.
7. effort-saving turning shaft structure as claimed in claim 1 is characterized in that, the pin-joint part of this support is provided with the block of protrusion, and this second rotary piece is positioned at a side of this support, and the rotatable block of the protuberance of this second rotary piece is in this block.
8. effort-saving turning shaft structure as claimed in claim 1 is characterized in that, an end of this axle is provided with joint, and in order to the interlocking fixed block, this support is provided with fixing part, and fixing part is provided with fixed hole.
9. effort-saving turning shaft structure as claimed in claim 1 is characterized in that, this elastic component is a plurality of arc spring laminations, those shell fragments and with the positive and negative setting that is staggered.
10. effort-saving turning shaft structure as claimed in claim 1, it is characterized in that, this axle further is arranged with stationary cam and movable cam, the surface of contact of this stationary cam and movable cam is provided with at least one pair of can chimeric mutually positioning groove and locating bump, this stationary cam is located at this restriction shaft part with the circular shaft borehole jack, and with the fixed hole of projection build-in in this support, this movable cam is located at this restriction shaft part with the shape shaft hole sleeve identical with this restriction shaft part section, and this stationary cam and movable cam are between the elastic component and second rotary piece.
11. an effort-saving turning shaft structure comprises:
Support, a pin-joint part is provided with pivoted hole, and this support also is provided with the blocked part;
Axle is arranged in this pivoted hole with non-circular restriction shaft part;
Axle sleeve is sheathed on this axle, and an end of this axle sleeve is fixed in this support, and the other end is provided with the blocked part;
Torsion spring is sheathed on this axle sleeve, and its first end activity is connected to the blocked part of this axle sleeve, the then movable blocked part that is connected to this support of second end;
First rotary piece, be sheathed on this axle the restriction shaft part and with the synchronous start of this axle, this first rotary piece be positioned at this torsion spring first end and can be with movable first end that promotes this torsion spring of protuberance;
Second rotary piece, be sheathed on this axle the restriction shaft part and with the synchronous start of this axle, this second rotary piece is positioned at second end of this torsion spring and can promotes second end of this torsion spring with protuberance; And
Elastic component is sheathed on this axle and this axle end is established the packing assembly.
12. effort-saving turning shaft structure as claimed in claim 11, it is characterized in that, the pin-joint part of this support is upright frame plate, this blocked part is formed on this pin-joint part, this pin-joint part is provided with at least one fixed hole, one end of this axle sleeve is provided with the fixing part of at least one protrusion, and this fixing part build-in is in this fixed hole.
13. effort-saving turning shaft structure as claimed in claim 12 is characterized in that the blocked part of this support is extended to form outward by the sidewall of this fixed hole.
14. effort-saving turning shaft structure as claimed in claim 11 is characterized in that the blocked part of this axle sleeve is radial projection.
15. effort-saving turning shaft structure as claimed in claim 11 is characterized in that, the position, blocked part of this axle sleeve is provided with jack, and latch plugs to be fixed in this jack and is radial projection, with as the blocked part.
16. effort-saving turning shaft structure as claimed in claim 11 is characterized in that, each can limit the restriction shaft part that the chimeric trepanning with synchronous start of shaft part is sheathed on this axle with this with a shape this first rotary piece and second rotary piece.
17. effort-saving turning shaft structure as claimed in claim 11 is characterized in that, the pin-joint part of this support is provided with the block of protrusion, and this second rotary piece is positioned at a side of this support, and the rotatable block of the protuberance of this second rotary piece is in this block.
18. effort-saving turning shaft structure as claimed in claim 11 is characterized in that, an end of this axle is provided with joint, in order to the interlocking fixed block; This support also is provided with fixing part, and fixing part is provided with fixed hole.
19. effort-saving turning shaft structure as claimed in claim 11 is characterized in that, this elastic component is a plurality of arc spring laminations, these shell fragments and with the positive and negative setting that is staggered.
20. effort-saving turning shaft structure as claimed in claim 11, it is characterized in that, this axle further is arranged with stationary cam and movable cam, the surface of contact of this stationary cam and movable cam is provided with at least one pair of can chimeric mutually positioning groove and locating bump, this stationary cam is located at this restriction shaft part with the circular shaft borehole jack, and with the fixed hole of projection build-in in this support pin-joint part, this movable cam is located at this restriction shaft part with the shape shaft hole sleeve identical with this restriction shaft part section, and this stationary cam and movable cam are between the elastic component and second rotary piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201253298U CN201714839U (en) | 2010-02-23 | 2010-02-23 | Labor-saving rotating shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201253298U CN201714839U (en) | 2010-02-23 | 2010-02-23 | Labor-saving rotating shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201714839U true CN201714839U (en) | 2011-01-19 |
Family
ID=43460836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201253298U Expired - Lifetime CN201714839U (en) | 2010-02-23 | 2010-02-23 | Labor-saving rotating shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201714839U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286575A (en) * | 2015-05-22 | 2017-01-04 | 联想(北京)有限公司 | Rotating shaft and electronic equipment |
| CN108468707A (en) * | 2018-06-29 | 2018-08-31 | 联想(北京)有限公司 | A kind of turning gear and electronic equipment |
| CN113931924A (en) * | 2020-07-14 | 2022-01-14 | 宏碁股份有限公司 | Folding electronic device |
-
2010
- 2010-02-23 CN CN2010201253298U patent/CN201714839U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286575A (en) * | 2015-05-22 | 2017-01-04 | 联想(北京)有限公司 | Rotating shaft and electronic equipment |
| CN106286575B (en) * | 2015-05-22 | 2019-11-26 | 联想(北京)有限公司 | Shaft and electronic equipment |
| CN108468707A (en) * | 2018-06-29 | 2018-08-31 | 联想(北京)有限公司 | A kind of turning gear and electronic equipment |
| CN108468707B (en) * | 2018-06-29 | 2021-04-13 | 联想(北京)有限公司 | Rotating shaft device and electronic equipment |
| CN113931924A (en) * | 2020-07-14 | 2022-01-14 | 宏碁股份有限公司 | Folding electronic device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |