CN102255189A - Push-push connector with anti-return mechanism - Google Patents
Push-push connector with anti-return mechanism Download PDFInfo
- Publication number
- CN102255189A CN102255189A CN2011100919116A CN201110091911A CN102255189A CN 102255189 A CN102255189 A CN 102255189A CN 2011100919116 A CN2011100919116 A CN 2011100919116A CN 201110091911 A CN201110091911 A CN 201110091911A CN 102255189 A CN102255189 A CN 102255189A
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- stop position
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- slide block
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Abstract
The invention provides a push-push connector with an anti-return mechanism which will not damage the push-out state of a card owing to slight vibration. The connector includes: a slider 1, a return spring 3, a pin guide groove 11 and a guide pin 7, characterized in that when the slider of the pin guide groove 11 is at a furthest push-out position, an advancing guide groove part 11A and a returning guide groove part 11B in left and right directions are arranged on two sides of the push-out stop position of the pin guide groove, where a sliding part 7b of the guide pin is arranged; a rising inclination part 20 for damper is integrally provided to make the groove bottom face raise on an initial part of the advancing guide groove part at the push-out stop position; moreover, a pressing spring 13 applying resistance to an uprising action of the sliding part is provided when the sliding part of the guide pin passes through the rising inclination part for damper; and the rising inclination part 20 for damper and the pressing spring 13 apply the movement resistance to the sliding part of the guide pin.
Description
Technical field
The present invention relates to possess and use pushing-ejecting mechanism of heart-shaped cam formula, be used to limit the anti-anti-mechanism's push-push connector that returns of band that returns mechanism that pushes the side action after the ejection.
Background technology
In the past, used advance the repeatedly action and the card connector of pulling out the pushing of action-ejecting mechanism of operating physical force by equidirectional to be used widely.Push-representative organization of ejecting mechanism as this, popularizing has so-called heart-shaped cam formula mechanism (for example patent documentation 1-TOHKEMY 2003-317861 communique).
As Fig. 8 and shown in Figure 9, the pushing of this heart-shaped cam formula in the past-ejecting mechanism is by being arranged on the front end of the direction of propulsion side of blocking the slide block 1 that A moves back and forth and the back-moving spring 3 between the housing 2, always to releasing the direction reinforcing.
On the surface of slide block 1 pin gathering sill 4 is arranged, be provided with toward road guiding groove section 4A and return road guiding groove section 4B, be provided with reciprocal shared slot part 4C in this interflow portion toward road guiding groove section 4A and return road guiding groove section 4B in the both sides that form heart-shaped heart-shaped cam 6.
The sliding part 7b of the front end of pilot pin 7 is inserted in such pin gathering sill 4, and along circulating toward road guiding groove section 4A and return road guiding groove section 4B.By pin gathering sill 4 and in this pin gathering sill 4 the sliding part 7b of the pilot pin of slip constitute and push-ejecting mechanism 8, for the sliding part 7b that makes pilot pin can not return in the circulation of road guiding groove section 4A, return road guiding groove section 4B and reciprocal shared slot part 4C along these, at end difference 9a, the 9b, 9c, the 9d that on the bottom surface of road guiding groove section 4A, return road guiding groove section 4B and reciprocal shared slot part 4C, are provided with the moving direction restriction usefulness that goes upward to the top everywhere and descend.
The sliding part 7b of pilot pin is at the release state, promptly block under the state that pull-out direction moves, be positioned at and release stop position a, propelling action by card promptly pushes action, make it advance to the propelling action end stop position b that pushes, enter the anti-stop position c that returns by remove the forward operation Lixing at this location solution, by for removing action that fastening advances storage card once more, being the propelling action end stop position d that pop-up action advances to ejection, by removing the forward operation power of slide block, release stop position a thereby return in this position.
In this existing push-push connector, for example, as the logical credit card of notebook computer, will block be installed as in advance can be with the amount of constant length turnover electronic instrument on, be in when pulling out state at card, though the structure of the card connection terminal conducting of the splicing ear of this card and the circuit of electronic instrument also can be used, but there are the following problems for this situation, that is: be stuck in the release state, when promptly being in the state that is connected with the electronic instrument circuit, move to direction of propulsion from the release state because of vibration, occur circuit moment sometimes to be cut off.
For addressing this problem, exploitation has the depressed part that is pre-formed buffering usefulness at the edge part of card, by buffer spring being dropped in this depressed part releasing terminal position, thereby the restriction card is to the product (for example patent documentation 2-TOHKEMY 2005-209574 communique) of the action of direction of propulsion.
As the method that move of above-mentioned restriction when card is in the release state to direction of propulsion, though considered increase is kept the method for elastic pressure of the back-moving spring of release state, but if increase the elastic pressure of back-moving spring, then there is the necessary operating physical force increase that is used to push action, the problem of operability variation.
In addition, set in advance the depressed part of buffering usefulness at the edge part of above-mentioned card, and make buffer spring fall into the method for this depressed part, buffer spring always contacts with card-edge portion pressure, for obtaining pop-up action smoothly, need to increase the spring pressure of back-moving spring, thereby produce problem same as described above.
Summary of the invention
The present invention is in view of existing these problems, its purpose is to be provided at and does not increase return spring pressure, and do not increase under the situation of component number, added the anti-anti-mechanism's push-push connector that returns of band that returns mechanism of the release state that can not damage card because of vibration a little.
For solving aforesaid prior art problems, realize the purpose of expectation, a kind of push-push connector as scheme one described invention, it possesses: can be with block the slide block that moves to the turnover direction in housing, with the back-moving spring of this slide block to the reinforcing of release direction, the pin gathering sill of the ring-type of the heart-shaped cam formula that on a side of above-mentioned housing or slide block, forms, and pilot pin; One end of this pilot pin rotates the opposing party who is supported on this housing or slide block freely, the other end of this pilot pin has the sliding part that inserts above-mentioned pin gathering sill, and this pilot pin is to be set to glide direction side towards above-mentioned slide block with mode that above-mentioned pin gathering sill disposes with overlapping; Band is anti-return mechanism's push-push connector by above-mentioned slide block stop at the propelling position of regulation by sticking into a capable forward operation, advance action to remove by the next one and advancing stopping of stop position, and move to the release stop position.
In this push-push connector, it is characterized in that, when slide block is positioned at farthest the release location, in the both sides of the release stop position of the residing above-mentioned pin gathering sill of the sliding part of above-mentioned pilot pin, the glide direction that above-mentioned pin gathering sill has with respect to above-mentioned slide block forms different past road guiding groove section in position, the left and right sides and return road guiding groove section; In top part from the past road guiding groove section of above-mentioned release stop position, the buffering rising rake that possesses the shape that makes its groove bottom protuberance integratedly, and, possess when the sliding part of above-mentioned pilot pin is used rising rake position by this buffering, the upwards action of this sliding part is applied the following pressing spring of resistance; By utilizing above-mentioned buffering the sliding part of above-mentioned pilot pin to be applied moving resistance with rising rake and following pressing spring, limit above-mentioned slide block from the release location mobile to direction of propulsion.
Scheme two described inventions is characterized in that except that scheme one described structure above-mentioned pressing spring down is by carrying out die-cut formation to the protective cover that constitutes above-mentioned housing.
Scheme three described inventions are except that scheme one or two described structures, it is characterized in that, above-mentioned two guiding groove sections form about the mutual alignment opposite in the both sides of above-mentioned release stop position and the anti-both sides of returning stop position, the sliding part of pilot pin is the figure of eight and moves in the pin gathering sill.
Scheme four described inventions is characterized in that except that scheme one or two described structures, make above-mentioned toward road guiding groove section and the whole respectively both sides that are connected above-mentioned release stop position and prevent returning the line of stop position that are positioned at of return road guiding groove section.
Effect of the present invention is as follows.
The present invention returns mechanism's push-push connector for band is anti-, in the push-push connector that uses the pushing of so-called heart-shaped cam formula-ejecting mechanism, the pin gathering sill is when slide block is positioned at farthest the release location, both sides at the release stop position of the residing above-mentioned pin gathering sill of the sliding part of above-mentioned pilot pin have past road guiding groove section and the return road guiding groove section different in the left and right directions position with respect to the glide direction of above-mentioned slide block.
Top part at the past road guiding groove section that begins from above-mentioned release stop position, the buffering rising rake that possesses the shape that makes this groove bottom protuberance integratedly, and, possesses sliding part at above-mentioned pilot pin applies resistance during with rising rake position to the upwards action of this sliding part by this buffering following pressing spring, by with rising rake and following pressing spring the sliding part of above-mentioned pilot pin being applied moving resistance by above-mentioned buffering, restriction is from release location the moving to direction of propulsion of above-mentioned slide block, thereby make slide block when the release direction moves in release power by back-moving spring, do not cushioned fully usefulness up-wards inclination portion influence and move to final release terminal position, owing to when direction of propulsion moves, bear the resistance that causes with the rising rake by buffering from this state, thereby can not increase the pressure that back-moving spring bears and the slide block that prevents from effectively to cause mobile because of vibration at slide block.
In addition, be pre-formed the depressed part of buffering usefulness at the edge part of card, compare with the prior art that makes buffer spring fall into this depressed part at the release terminal position, because not because of buffer spring always contacts the moving resistance that causes, slide block mobile makes and releases the mobile of direction and become smooth and easy when the action of the release direction of slide block.
In the present invention, by the protective cover that constitutes above-mentioned housing being carried out the die-cut above-mentioned pressing spring down that forms, prevent returning mechanism thereby can add with not increasing component number.
In the present invention, by making above-mentioned two guiding groove sections opposite about the both sides of above-mentioned release stop position and the anti-mutual alignment, both sides of returning stop position, making the sliding part of pilot pin be the figure of eight in the pin gathering sill moves, thereby can make the motion track of the sliding part of pilot pin be shape smoothly, and can reduce the shared area of pin gathering sill.
In the present invention, above-mentioned by making toward road guiding groove section and the whole respectively both sides that are connected above-mentioned release stop position and prevent returning the line of stop position that are positioned at of return road guiding groove section, thereby can reduce the quantity of the moving direction restriction end difference of trench bottom, and can improve durability.
Description of drawings
Fig. 1 represents the anti-example that returns mechanism's push-push connector of band of the present invention, and it is for partly unloading the exploded perspective view of the state of protective cover from molded case.
Fig. 2 is pushing-ejecting structure longitudinal section partly of expression connector shown in Figure 1.
Fig. 3 is that vertical view is omitted in the part of the pushing of connector shown in Figure 1-ejecting structure part.
Fig. 4 is the vertical view of the pin gathering sill of the pushing of expression connector shown in Figure 1-ejecting structure part.
Fig. 5 is pushing-rake of ejecting structure pin gathering sill partly and the partial, longitudinal cross-sectional of moving direction restriction end difference of expression connector shown in Figure 1.
Fig. 6 is that the buffering of pin gathering sill of the pushing of expression connector shown in Figure 1-ejecting structure part is with the partial, longitudinal cross-sectional of rising sloping portion.
Fig. 7 is the vertical view of other example of the pin gathering sill of the pushing of expression connector shown in Figure 1-ejecting structure part.
Fig. 8 is the vertical view of the state that takes off protective cover of an example of existing push-push connector.
Fig. 9 is the vertical view of the pin guide groove portion of the existing push-push connector of expression.
Wherein:
The 1-slide block, 2-housing, 2a-molded case; the 2b-protective cover, 3-back-moving spring, 6-heart-shaped cam; the 7-pilot pin; the 7a-hinge portion, 7b-sliding part, 10-pivot suspension hole; 11-sells gathering sill; 11A-is toward road guiding groove section, 11B-return road guiding groove section, the reciprocal slot part of 11C-; 12, pressing spring under the 13-; the 15-rake, 16-moving direction restriction end difference, 20-buffering rising rake; a-releases stop position; the propelling action end stop position that b-pushes, the anti-stop position that returns of c-, the propelling action end stop position that d-ejects.
Embodiment
Next, according to Fig. 1～embodiment shown in Figure 7 embodiments of the present invention are described.
A is card in the drawings, and 1 is slide block, and 2 is housing, and 3 is back-moving spring, and 7 is pilot pin.Housing 2 is made of molded case 2a and the protective cover 2b that overlaps.
As shown in Figure 2, an end bending of pilot pin 7 is formed with hinge portion 7a upwards, and is inserted in the pivot suspension hole 10 of slide block 1, constitutes the rotary middle spindle of pilot pin 7.Be formed with the sliding part 7b of downward bending in the rotating side end of pilot pin 7, and be inserted in the pin gathering sill 11 described later.
In addition; pressing spring 12,13 was with the lower position side reinforcing in top of ratio aftermentioned each end difference of sliding part 7b in pin gathering sill 11 of rotating side end under pilot pin 7 utilized, and this time pressing spring 12,13 forms by the metal protective cover 2b that constitutes housing 2 is carried out stamping-out.
On the molded case 2a that constitutes housing 2, on the surface of the extension of double action, be formed with pin gathering sill 11 at slide block 1.This pin gathering sill 11 is made of continuous past road guiding groove section 11A and the return road guiding groove section 11B that are configured to the figure of eight as shown in Figure 4.
When slide block is positioned at farthest the release location, in the both sides of the residing release stop position of the sliding part 7b of pilot pin a and the both sides of heart-shaped cam 6, promptly in the anti-both sides of returning stop position c, two guiding groove section 11A, 11B are with respect to glide direction position difference on left and right directions of slide block 1, and the intermediate portion is divided into both shared reciprocal slot part 11C.
In addition, two guiding groove section 11A, 11B promptly prevent returning the both sides of stop position c in the both sides of releasing stop position a and the both sides of heart-shaped cam 6, and be opposite about the mutual alignment.
In addition, be meant the sliding part 7b residing position of slide block 1 at this so-called past road guiding groove section 11A by back-moving spring 3 pilot pin when releasing farthest, be that slide block 1 is from releasing stop position a opposing back-moving spring 3 and advancing, by reciprocal slot part 11C, the residing position of sliding part 7b of pilot pin when advancing the position to prevent returning, promptly arrive the anti-interval of returning stop position c as the depressed part of heart-shaped cam 6, return road guiding groove section 11B is meant that above-mentioned sliding part 7b passes through reciprocal slot part 11C from the above-mentioned anti-stop position c that returns, and arrives the interval of releasing stop position a.
In two guiding groove section 11A, 11B, than anti-return stop position c by inboard, be that slide block is released side, have the propelling action end stop position b that pushes and the propelling action end stop position d of ejection.
Then, with slide block 1 from release location farthest with the propelling action of card A by pushing, the sliding part 7b of pilot pin is entered toward road guiding groove section 11A from releasing stop position a, arrive the propelling action end stop position b that pushes.By removing propulsive force under this state, slide block 1 is released by back-moving spring 3 and the sliding part 7b of pilot pin arrives and anti-ly returns stop position c, and fastening is on heart-shaped cam 6, and therefore slide block 1 anti-ly returns and stop at the propelling stop position.
If release action from this propelling stop position, promptly, slide block 1 is moved to direction of propulsion, then the sliding part 7b of pilot pin breaks away from the anti-stop position c that returns, to return road guiding groove section 11B side shifting, arrive the propelling action end stop position d that ejects, by removing this forward operation, slide block 1 is tried hard to recommend out by the release of back-moving spring 3, and the sliding part 7b of pilot pin moves in the guiding groove section 11B of return road and arrives and releases stop position a.
Like this, for by slide block 1 being carried out repeatedly the operation of direction of propulsion, thereby the sliding part 7b of pilot pin is circulated in pin gathering sill 11, as Fig. 4, shown in Figure 5, on the bottom surface of the front side of each stop position a, b, c, d, be formed with the rake 15 that little by little tilts respectively, and after arriving each stop position a, b, c, d, be used to make the sliding part 7b of pilot pin to limit end difference 16 towards the moving direction of next stop position to ascent direction.
In addition, back and forth slot part 11C is formed with rake 15 and moving direction restriction end difference 16, so that at the sliding part 7b of pilot pin toward moving direction action the time, can not move to return road guiding groove section 11B, and when the return road direction is moved, can not move from return road guiding groove section 11B yearning road guiding groove section 11A from past road guiding groove section 11A.
In above-mentioned pin gathering sill 11, the sliding part 7b of pilot pin possesses restriction integratedly from releasing stop position a at the buffering usefulness rising rake 20 that begins the action when mobile toward the guiding groove section 11A of road in.
This buffering is formed on from the groove bottom of the top part of releasing the past road guiding groove section 11A that stop position a begins with rising rake 20, as shown in Figure 6, groove bottom is formed the projecting shape that the direct of travel side direction that makes sliding part 7b tilts.
In addition, when the sliding part 7b that also is provided with at pilot pin uses rising rake 20 by this buffering, the upwards action of this sliding part 7b is applied the buffering pressing spring down of resistance.The following pressing spring of this buffering usefulness is with shared by above-mentioned protective cover 2b being carried out the following pressing spring 13 that stamping-out forms.
Constitute anti-return mechanism with following pressing spring 13 and above-mentioned buffering with rising rake 20 by this buffering, as shown in Figure 6, if the sliding part 7b of pilot pin moves from releasing stop position a yearning road guiding groove section 11A, and close on this buffering with rising rake 20, though then sliding part 7b moves up by this up-wards inclination portion, but by utilizing buffering to push and sliding part 7b is applied moving resistance, thereby this action has been applied moving resistance with pressing spring 13 elasticity down.
This moving resistance can preestablish with the angle of inclination of rising rake 20 and the coefficient of elasticity of the following pressing spring 13 of buffering usefulness by buffering, predefined value is for littler to the forward operation power that slide block 1 applies than inserting card A when the push operation, and bigger than the external force below the steady state value that is applied by common vibration.
Prevent returning in mechanism's push-push connector at the band of this structure, slide block 1 is to releasing the direction action, when the sliding part 7b of pilot pin pushes back out stop position a at return road pin gathering sill 11B internal return, though be not subjected to being used to cross moving direction restriction end difference 16 resistance in addition, but only when releasing stop position a to the direction of propulsion side shifting, but be subjected to being used to cross and use the resistance of rising rake 20 by buffering, can resist the external force of the slide block direction of propulsion that causes by common vibration with this reed 20 (buffering) thus, thereby can prevent that casual card from advancing action with rising rake 20.
On the other hand, in common push operation, owing to acted on bigger operating physical force by operating personnel, thereby can make reed 20 flexibly to position distortion from throwing off toward road pin gathering sill 11A, thus can not cause big influence to push operation.
In addition, in the above-described embodiment, though in road guiding groove section 11A and return road guiding groove section 11B, be provided with both shared reciprocal slot part 11C, but as shown in Figure 7, in addition, can common sparing be set yet and will be arranged to make integral body to be positioned at the position that left and right directions separates toward road guiding groove section 11A and return road guiding groove section 11B.
Claims (4)
1. a band prevents returning mechanism's push-push connector, it possesses: can be with block the slide block that moves to the turnover direction in housing, with the back-moving spring of this slide block to the reinforcing of release direction, the pin gathering sill of the ring-type of the heart-shaped cam formula that on a side of above-mentioned housing or slide block, forms, and pilot pin; One end of this pilot pin rotates the opposing party who is supported on this housing or slide block freely, the other end of this pilot pin has the sliding part that inserts above-mentioned pin gathering sill, and this pilot pin is to be set to glide direction side towards above-mentioned slide block with mode that above-mentioned pin gathering sill disposes with overlapping;
Band is anti-return mechanism's push-push connector by above-mentioned slide block stop at the propelling position of regulation by sticking into a capable forward operation, advance action to remove by the next one and advancing stopping of stop position, and move to the release stop position, it is characterized in that,
When slide block is positioned at farthest the release location, both sides at the release stop position of the residing above-mentioned pin gathering sill of the sliding part of above-mentioned pilot pin, the glide direction that above-mentioned pin gathering sill has with respect to above-mentioned slide block forms different past road guiding groove section in position, the left and right sides and return road guiding groove section
Top part at the past road guiding groove section that begins from above-mentioned release stop position, the buffering rising rake that possesses the shape that makes its groove bottom protuberance integratedly, and, possess when the sliding part of above-mentioned pilot pin is used rising rake position by this buffering, the upwards action of this sliding part is applied the following pressing spring of resistance
By utilizing above-mentioned buffering the sliding part of above-mentioned pilot pin to be applied moving resistance with rising rake and following pressing spring, limit above-mentioned slide block from the release location mobile to direction of propulsion.
2. band as claimed in claim 1 is anti-to return mechanism's push-push connector, it is characterized in that,
Above-mentioned pressing spring down is by carrying out die-cut formation to the protective cover that constitutes above-mentioned housing.
3. band as claimed in claim 1 or 2 is anti-to return mechanism's push-push connector, it is characterized in that,
Above-mentioned two guiding groove sections form about the mutual alignment opposite in the both sides of above-mentioned release stop position and the anti-both sides of returning stop position, the sliding part of pilot pin is the figure of eight and moves in the pin gathering sill.
4. band as claimed in claim 1 or 2 is anti-to return mechanism's push-push connector, it is characterized in that,
Make above-mentioned toward road guiding groove section and the whole respectively both sides that are connected above-mentioned release stop position and prevent returning the line of stop position that are positioned at of return road guiding groove section.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-101758 | 2010-04-27 | ||
| JP2010101758A JP5176245B2 (en) | 2010-04-27 | 2010-04-27 | Push-push connector with anti-return mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102255189A true CN102255189A (en) | 2011-11-23 |
| CN102255189B CN102255189B (en) | 2015-02-18 |
Family
ID=44982253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110091911.6A Expired - Fee Related CN102255189B (en) | 2010-04-27 | 2011-04-07 | Push-push connector with anti-return mechanism |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5176245B2 (en) |
| CN (1) | CN102255189B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612739A (en) * | 2018-06-13 | 2018-10-02 | 南京对数科技有限公司 | A kind of push-push telescopic device |
| WO2021253157A1 (en) * | 2020-06-15 | 2021-12-23 | Hewlett-Packard Development Company, L.P. | Cable hubs |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106945873B (en) * | 2017-04-24 | 2023-01-24 | 广州珐玛珈智能设备股份有限公司 | Push-out device |
| JP7396915B2 (en) | 2020-02-03 | 2023-12-12 | ファナック株式会社 | Electronics |
| KR102297397B1 (en) * | 2021-01-08 | 2021-09-01 | 양두영 | horizontal movement and return device |
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| CN1893193A (en) * | 2005-07-04 | 2007-01-10 | 广濑电机株式会社 | Card connector |
| JP2007041843A (en) * | 2005-08-03 | 2007-02-15 | Matsushita Electric Works Ltd | Memory card holding structure |
| JP2008300229A (en) * | 2007-05-31 | 2008-12-11 | Kyocera Elco Corp | Memory card connector and mobile terminal with the memory card connector |
| CN101447612A (en) * | 2007-11-30 | 2009-06-03 | 三美电机株式会社 | Memory card connector |
| JP2009146701A (en) * | 2007-12-13 | 2009-07-02 | Hosiden Corp | Card connector |
| CN101662085A (en) * | 2008-08-29 | 2010-03-03 | 三美电机株式会社 | Memory card connector |
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2010
- 2010-04-27 JP JP2010101758A patent/JP5176245B2/en not_active Expired - Fee Related
-
2011
- 2011-04-07 CN CN201110091911.6A patent/CN102255189B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1893193A (en) * | 2005-07-04 | 2007-01-10 | 广濑电机株式会社 | Card connector |
| JP2007041843A (en) * | 2005-08-03 | 2007-02-15 | Matsushita Electric Works Ltd | Memory card holding structure |
| JP2008300229A (en) * | 2007-05-31 | 2008-12-11 | Kyocera Elco Corp | Memory card connector and mobile terminal with the memory card connector |
| CN101447612A (en) * | 2007-11-30 | 2009-06-03 | 三美电机株式会社 | Memory card connector |
| JP2009146701A (en) * | 2007-12-13 | 2009-07-02 | Hosiden Corp | Card connector |
| CN101662085A (en) * | 2008-08-29 | 2010-03-03 | 三美电机株式会社 | Memory card connector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612739A (en) * | 2018-06-13 | 2018-10-02 | 南京对数科技有限公司 | A kind of push-push telescopic device |
| CN108612739B (en) * | 2018-06-13 | 2024-03-19 | 南京对数科技有限公司 | Push-push type telescopic device |
| WO2021253157A1 (en) * | 2020-06-15 | 2021-12-23 | Hewlett-Packard Development Company, L.P. | Cable hubs |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5176245B2 (en) | 2013-04-03 |
| JP2011233324A (en) | 2011-11-17 |
| CN102255189B (en) | 2015-02-18 |
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Granted publication date: 20150218 Termination date: 20170407 |