CN100465466C - Hinge device and electronic equipment using the same - Google Patents
Hinge device and electronic equipment using the same Download PDFInfo
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- CN100465466C CN100465466C CNB2005800203170A CN200580020317A CN100465466C CN 100465466 C CN100465466 C CN 100465466C CN B2005800203170 A CNB2005800203170 A CN B2005800203170A CN 200580020317 A CN200580020317 A CN 200580020317A CN 100465466 C CN100465466 C CN 100465466C
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- rotation section
- hinge means
- cartridge
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
- H04M1/0216—Foldable in one direction, i.e. using a one degree of freedom hinge
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/10—Devices for preventing movement between relatively-movable hinge parts
- E05D11/1028—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Pivots And Pivotal Connections (AREA)
- Telephone Set Structure (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
A hinge device enabling smooth rotation and capable of forming and holding an opening angle of 180 DEG or more and electronic equipment using the hinge device. The hinge device comprises a disk (4) rotatably fitted to a disk-like catch (8) in the state of abutting against each other. In the catch, an engagement groove part is formed in the radial direction, and an engagement projected part is formed within a specified central angle. In the disk, a first guide passage (24) in a circular arc shape with a constant distance from the center of the disk surface part thereof is formed in an area exceeding a central angle of 180 DEG , and a second guide passage (26) which comprises one end part formed on the inside of the first guide passage and the other end part formed in proximity to the one end part of the first guide passage and in which a circular arc-shaped guide groove having a gradually increasing distance from the center is formed between these both end parts. One engagement recessed part (28) engaged with an engagement projected part is formed in the first guide passage, and the other engagement recessed part (32) engaged with spherical bodies held by the engagement groove part is formed in the second guide passage.
Description
Technical field
The folding-type electronic device that the present invention relates to hinge means and use this device.
Background technique
Operation unit or display unit have enough width, can fold when not using in the portable folding-type electronic device when guaranteeing to use, between as the rotation section (display unit) of framework and main body portion (operation unit), use hinge means, and the rotation section is connected with main body portion free to rotately.Use the electronic equipment of such hinge means to adopt a kind of structure to fix, with prevent open or during inaccessible rotation section the rotation section inadvertently open and close.
Shown in patent documentation 1, the hinge means of employing said fixing structure constitutes rotating mechanisms by dish portion 82 and engaging part (キ ヤ Star チ) 84 as shown in figure 11.Above-mentioned dish portion 82 forms engaging recessed part 86 on respect to the centrosymmetric position on guiding road.And engaging part 84 is respectively arranged with engaging protuberance 88 at the position up and down of baseplate part, by helical spring 85 reinforcings.
At this, form following structure, that is, enter engaging recessed part 86, midway towards its central part at above-mentioned engaging protuberance 88, finish the inaccessible of rotation section or launch (start point is 160 °), entering of protuberance 88 of engaging stopped.At this moment, the active force of the engaging protuberance 88 midway that slides into engaging recessed part 86 by helical spring 85 produces the effect that the central part to engaging recessed part 86 moves, and like this, the torque of regulation is applied on the rotation section, produce so-called suction effect.By this suction effect, rotor can not rock, can keep stable stationary state in blocked state (start point is 0 °), deployed condition (start point is 180 °).
On the other hand, folding electronic equipment according to various uses to make sometimes the exhibition start point be 180 ° or bigger.In this case, it is very difficult being maintained fixed the rotation section at the occlusion locations (start point is 0 °) of rotation section and expanded position (start point is 180 °) in above-mentioned hinge means.Compare therewith, in patent documentation 2, patent documentation 3, disclose a kind of hinge means.It is more than 180 ° or 180 ° that these hinge meanss can be opened to start point.
Hinge means described in the patent documentation 2 as shown in figure 12, on the butt joint end face of movable plate portion, be formed with as the first inlay card recess of mutual different-diameter 92 first initial point, the first terminal point inlay card recess 93, with as the second inlay card recess of mutual different-diameter to 94 second initial point, the second terminal point inlay card recess 95, on the opposing party, pass through first, second spheroid is formed with first, the second inlay card protuberance, these are first years old, second spheroid one side is rolled on first arc concave surface guiding road 96 and second arc concave surface guiding road 97 in variation one side on the diametric(al), carries out the rotating operation of movable plate portion.And, patent documentation 3 described hinge meanss, by each inlay card recess, each inlay card protuberance are set in from required all angles position of the mutual different-diameter of running shaft, satisfy that lid is set at requirement greater than 180 ° wide-angle with respect to the open angle of apparatus body.
Patent documentation 1: the spy opens the 2003-120656 communique
Patent documentation 2: the spy opens flat 11-50727 communique
Patent documentation 3: the spy opens flat 10-317779 communique
But, in the hinge means described in the patent documentation 2, though first, second spheroid always keeps the distance of leaving of mutual roughly equal length from the center of rotation of movable plate portion, but because first, second spheroid all is similarly to move towards the direction that enlarges or dwindle from the distance of center of rotation, therefore, has the problem that torque changes along with rotation angle.In addition, in the hinge means described in the patent documentation 3,, therefore has the problem that rolling disc portion can not rotate sleekly because the position of the long radius of support rolling disc portion and the position of minor radius are that benchmark is positioned at secund position with the center of rotation.And require hinge means to have enough torques, improve operability.
The present invention puts to propose in view of the above problems, its objective is the electronic equipment that a kind of hinge means is provided and uses this device, and this hinge means can rotate sleekly and start point can be launched to remain on more than 180 ° or 180 °.
Summary of the invention
In order to solve the problems of the technologies described above, shown in Fig. 1 waits, the present invention is a kind of hinge means, have: the engaging part 8 of circular plate type, the dish portion 4 of circular plate type and axis body 14,114,8 opposings of described engaging part be arranged on cartridge 12,112 inside augmentor 10, be free to slide and can not be chimeric rotationally at axle direction; Described dish portion 4 be arranged on cartridge the outside, dock with engaging part, and install rotationally; Described axis body 14,114 connects above-mentioned cartridge, augmentor, engaging part and dish portion; Above-mentioned cartridge is fixed on the side of body of electronic equipment portion and rotation section, and above-mentioned dish portion 4 is fixed on the opposing party, can connect above-mentioned main body portion and rotation section with opening and closing; On above-mentioned engaging part 8, on the plectane face relative, be provided with engagement groove part 46 towards radial direction, on the other hand, be provided with the engaging protuberance less than 180 ° center angle with respect to this engagement groove part 46 from center with above-mentioned dish portion 4; In above-mentioned dish portion 4, on the plectane face relative, the first guiding road 24 is set with above-mentioned engaging part 8, this first guiding road 24 is the certain circular shapes that are spaced apart with the center of this plectane face, and in the scope that surpasses 180 ° of center angles, continue, on the other hand, setting is formed with the second guiding road 26 of the guide groove of circular shape, this second guiding road 26 have the inboard that is arranged on the above-mentioned first guiding road 24 an end and with the other end that closely is provided with, an end on the above-mentioned first guiding road, interval with the center is enlarged gradually and along with the same center angle setting in the above-mentioned first guiding road 24.Be provided with and an above-mentioned engaging recessed part 28 that engages protuberance engaging in an end on the above-mentioned first guiding road 24, and, an end on the above-mentioned second guiding road 26 be provided with remain on above-mentioned engagement groove part 46 in another engaging recessed part 32 of engaging of spheroid 6; Closing on the position of above-mentioned rotation section, active force by above-mentioned augmentor keep above-mentioned engaging protuberance and spheroid 6 and above-mentioned each engaging recessed part 28 fastening state, be maintained fixed above-mentioned rotation section, on the other hand, this rotation section more than or equal to 180 ° open position on, the active force by above-mentioned augmentor keeps with the above-mentioned fastening state that engages protuberance and spheroid, is maintained fixed the rotation section.
The structure of hinge means of the present invention is, on the plectane face of above-mentioned engaging part 8 card complex hole portion 48 is set, and is arranged on spheroid 6 in this card complex hole portion free to rotately and make the part of this spheroid outstanding, forms above-mentioned engaging protuberance.
The structure of hinge means of the present invention is, the engaging protuberance of above-mentioned engaging part is formed the protruding sphere shape of the radius of curvature of regulation, on the other hand, an above-mentioned engaging recessed part 28 is formed the concave spherical of radius of curvature greater than the radius of curvature of above-mentioned engaging protuberance, and, above-mentioned other engaging recessed part 32 is formed the concave spherical of radius of curvature more than or equal to the radius of curvature of above-mentioned spheroid.
The structure of hinge means of the present invention is, in the other end on the above-mentioned first guiding road 24 and the other end on the above-mentioned second guiding road 26, the maintenance recess 31,35 of radius of curvature greater than the concave spherical of the radius of curvature of above-mentioned engaging protuberance is set respectively.
The structure of hinge means of the present invention is, make utilize the above-mentioned cartridge of friction catch to the friction plate in relative rotation 110 of above-mentioned axis body between the bottom of above-mentioned axis body 114 and above-mentioned cartridge 112.
The structure of hinge means of the present invention is, second friction plate 108 that makes first friction plate 106 that rotates with this cartridge and rotate with this first friction plate crimping and with above-mentioned axis body utilizes the above-mentioned cartridge of friction catch relatively rotating above-mentioned axis body in above-mentioned cartridge 112.
The structure of electronic equipment of the present invention is, use above-mentioned hinge means described in each, that is, above-mentioned dish portion 4 is fixed on the above-mentioned main body portion 18 with operation unit or has on side's side of above-mentioned rotation section 16 of display unit, above-mentioned cartridge 12 is fixed on the opposing party's side; The above-mentioned midway rotation section that enters above-mentioned engaging recessed part at above-mentioned engaging protuberance can be installed inaccessiblely, even closing under the state of this rotation section, also can torque be applied on the rotation section to closing direction by above-mentioned augmentor.
As mentioned above, according to hinge means of the present invention, adopt to have the structure of engaging part and dish portion etc., the engagement groove part of this engaging part is arranged on radial direction and the engaging protuberance is arranged on the center angle of regulation; This dish portion is provided with the first guiding road, the second guiding road, can rotates with respect to engaging part, owing to adopt such structure, therefore has following effect, promptly, the rotation section can be remained fixed in and close position and start point is 180 ° or greater than on 180 ° the open position, and can obtain sufficient torque when opening and closing in the rotation section, simultaneously, can obtain more stable switching torque, and can make the switching of rotation section that the relaxation sense is arranged by the suction effect.
And, engaging protuberance as engaging part is provided with spheroid free to rotately in card complex hole portion, the part of this spheroid is given prominence to as the engaging protuberance, has following effect by forming such structure, promptly, can be smoothly enter and withdraw from, and can apply the switching torque of appropriateness by augmentor to the rotation section from the engaging recessed part of dish portion.
According to hinge means of the present invention, make friction plate between the bottom of axis body and cartridge, perhaps make first friction plate and second friction plate in cartridge, utilize the above-mentioned cartridge of friction catch relatively rotating to above-mentioned axis body, can obtain following effect by forming such structure, promptly, on each operating position of rotation section, can obtain big friction of rest, stably be maintained fixed the rotation section, and, switching in the rotation section also can obtain sufficient torque midway, the rotation section can be stopped to remain on needed opened and closed positions, and operability is very good.
According to electronic equipment of the present invention, the rotation section stably can be remained fixed in and close position and start point is 180 ° or greater than on 180 ° the open position, can obtain good operability, and when the switching of rotation section, can obtain sufficient torque, simultaneously, can obtain more stable switching torque, and make the switching of rotation section that the relaxation sense be arranged by the suction effect.
Description of drawings
Fig. 1 is the exploded perspective view of the hinge means of expression first mode of execution of the present invention.
Fig. 2 represents the dish portion of hinge means, (a) is that inner side surface figure, (b) are that A-A line sectional view, (c) are that B-B line sectional view, (d) are C-C line sectional views.
Fig. 3 represents the engaging part of hinge means, (a) is that outer side surface figure, (b) are that D-D line sectional view, (c) are E-E line sectional views.
Fig. 4 is the figure of the hinge means of expression first mode of execution, is that axial sectional view, (b) are that F-F line sectional view, (c) are G-G line sectional views (a).
Fig. 5 is the stereogram of the hinge means of expression first mode of execution.
Fig. 6 is the engaging part of expression first mode of execution and the graph of a relation of dish portion, (a) state on the state on the expression occlusion locations, (b) expression first operating position, the state on (c) expression second operating position.
Fig. 7 is the figure of the electronic equipment of the expression hinge means that uses first mode of execution.
Fig. 8 is the exploded perspective view of the hinge means of expression second mode of execution.
Fig. 9 is the sectional view of the hinge means of expression second mode of execution.
Figure 10 is the sectional view of the hinge means of other mode of executions of expression.
Figure 11 is the part exploded perspective view of the hinge means of expression conventional example.
Figure 12 is the figure of movable plate portion of the hinge means of expression conventional example.
Embodiment
Below describe with regard to embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is first mode of execution, and expression is used for the exploded perspective view of the hinge means 2 on the electronic equipments such as foldable game machine or mobile phone.The component parts of this hinge means 2 has dish portion 4, two spheroids 6, engaging part 8, helical spring 10, cartridge 12 and axis bodies 14 etc.In these parts, cam mechanism mainly is made of dish portion 4, spheroid 6 and engaging part 8.And the surface configuration of this hinge means 2 is made of dish portion 4, cartridge 12 and axis body 14.
Above-mentioned dish portion and engaging part 8 are formed by metals such as steel (SPCC) or stainless steels.Spheroid 6 is formed by steel ball, and helical spring 10 is formed by steel, and axis body 14 is the metal manufacturings by aluminum killed steel (SWCH12A) or steel etc.Cartridge 12 is made by synthetic resin such as POM, ABS or the material by sintering, MIM (metal injection is molded) moulding forms.And, dish portion 4, engaging part 8 and axis body 14 are carried out nickel-free electroplating (No Electricity separate Ni メ Star キ) or the surface treatment of nickel plating etc.
Here describe with regard to each component parts.As shown in Figure 2, above-mentioned dish portion 4 is provided with the square hole 22 of hexagonal at the central part of the base portion 20 of picayune shape.On the roughly left-hand portion of the surface portion 21 of above-mentioned base portion 20, be formed with the first guiding road 24 with the circular arc at the interval certain (same radius) at center.And, the position, roughly right side of base portion 20 is provided with the second guiding road 26 of circular arc (helical curve is linear), this second guiding road 26 is in from the interval at an end and the center that is arranged on above-mentioned first guiding 24 inboards, road and enlarges gradually, simultaneously, the approaching state in an end on the other end and the above-mentioned first guiding road 24.
End on the above-mentioned first guiding road 24 is provided with the engaging recessed part 28 of engaging spheroid 6, and is provided with near the other end that spheroid 6 enters and maintained first keeps recess 30, is provided with second in the other end and keeps recess 31.Above-mentioned engaging recessed part 28 and first keeps recess 30 across less than 180 ° center angle, this first keep recess 30 and second keep recess 31 across tens spend about.
On the other hand, an end on the above-mentioned second guiding road 26 is positioned at the inboard of the other end on the first guiding road 24 with the state that enters, and at this engaging recessed part 32 that spheroid 6 engages is set.And the other end on the second guiding road 26 is arranged near the elongation line of an end on the first guiding road 24, is provided with near this other end that spheroid 6 enters and maintained first keeps recess 34, is provided with second in the other end and keeps recess 35.Above-mentioned engaging recessed part 32 and first keeps recess 34 across less than 180 ° center angle, this first keep recess 34 and second keep recess 35 across tens spend about.And, be formed with guide groove in above-mentioned second guiding on the road 26, with the section of the groove direction orthogonal of this guide groove be circular arc, the radius of this circular arc is formed the radius that is a bit larger tham above-mentioned spheroid 6.On the other hand, the first guiding road 24 forms at grade with surface portion 21.
As shown in Figure 2, above-mentioned engaging recessed part 28 is radius of curvature concave sphericals greater than the radius of curvature of above-mentioned spheroid 6, is that the degree of depth is the recess of radius of curvature about half of this spheroid 6.And, form level and smooth convex-shaped surface between this engaging recessed part 28 and the first guiding road 24.Above-mentioned engaging recessed part 32 is radius of curvature concave sphericals identical with the radius of curvature of spheroid 6, is that the degree of depth is the recess about half of radius of curvature of this spheroid 6.And the above-mentioned engaging recessed part 32 and second guiding form the slightly big convex-shaped surface of radius of curvature than this engaging recessed part 32 between the road 26.
And, it is concave sphericals that its radius of curvature is a bit larger tham the radius of curvature of above-mentioned spheroid 6 that the above-mentioned first maintenance recess 30 and second keeps recess 31, each keeps recess and respectively guides forming convex-shaped surface between the road, and it also is roughly the same shape that the first maintenance recess 34 and second keeps recess 35.
As shown in Figure 3, above-mentioned engaging part 8 has the baseplate part 38 of the shape that forms embedding part 40,41 in the top and the bottom of plectane, and the hole portion 42 of circle is set at the central part of this baseplate part 38.And, on above-mentioned embedding part 40,41, form the mosaic process of giving prominence to axially from each baseplate part 38 44,45.And on the outside face of baseplate part 38, the position of keeping right from above-mentioned hole portion 42 to embedding part 40 is formed with rectilinear engagement groove part 46.With the section shape of the groove direction orthogonal of this engagement groove part 46 be circular arc (part of circle), this radius is formed radius greater than spheroid 6.And the groove depth of engagement groove part 46 is certain, and the dihedral of outboard end becomes the fillet of concave spherical.
And, on engaging part 8, with 46 one-tenth positions of keeping right of above-mentioned engagement groove part less than the above-mentioned embedding part 41 on the center line of 180 ° angle on be formed with card complex hole portion 48.This card complex hole portion 48 be opening portion be circular, more to the hole of the tubular of the inside more gentle dip in bottom (about 5 °).The bottom surface of this card complex hole portion 48 is smooth, adds the lubriation material of lubricating grease etc. to this one, with above-mentioned spheroid 6 so that the outstanding state of its part be arranged in the hole free to rotately.In addition, also can form protuberance (for example protruding sphere portion) in the position of the card complex hole portion 48 of engaging part 8 and replace this spheroid 6.At this moment, also the part of spheroid 6 can be buried underground and be configured to stationary state, form protuberance at the face of engaging part 8.
As shown in Figure 1, axis body 14 is made of the head 60 and the axial region 62 of circular plate type.On this axial region 62, from the position of something or somebody to fall back on portion 60 form successively section for circular big footpath axial region 64, footpath axial region 65 and path axial region 66, forming section at front end is hexagonal square shaft portion 67.
When the above-mentioned hinge means 2 of assembling, as shown in Figure 4, helical spring 10 is accommodated in the cartridge 12, with the other end and engaging part 8 butts of this helical spring 10, under this state, make the embedding part 40,41 (mosaic process 44,45) of engaging part 8 chimeric with the chimeric recess 54,55 of cartridge 12.At this moment, because mosaic process 44,45 from baseplate part 38 outstanding formation, therefore can make mosaic process 44,45 and chimeric recess 54 chimeric under the state of the active force that is not subjected to helical spring 10, therefore assemble easily.And, chimeric recess 54,55 is cut certain width, the embedding part 40,41 of engaging part 8 is moved freely in chimeric recess 54,55 at axle direction.
And, insert the axial region 62 of axis bodies 14 from the through hole 50 of the bottom 51 of cartridge 12, insert logical helical spring 10 and engaging part 8, make two spheroids 6 between engaging part 8 and dish portion 4, insert logical square shaft portions 67 to the square hole 22 of dish portion 4.Be arranged on a spheroid 6 in the card complex hole portion 48 of engaging part 8, another spheroid 6 be arranged in the engagement groove part 46 this moment, each spheroid 6 kept being fastened on first of the first guiding road 24 keep first of the recess 30 and the second guiding road 26 to keep in the recess 34, position.And, will rivet and fixed tray portion 4 assembling hinge means 2 from the front end of the square shaft portion 67 of the outstanding axis body 14 of dish portion 4.
As shown in Figure 5, the outward appearance of this hinge means 2 is formed by the dish portion 4 and the cartridge 12 of picayune shape, on the chimeric framework (for example the rotation section 16) that is fixed on a side of electronic equipment of this dish portion 4, and chimeric raised line 56, the 57 chimeric enterprising enforcements of framework (for example main body portion 18) that are fixed on the opposing party of cartridge 12 are used.
As shown in Figure 1 and Figure 4, the square hole 22 of the dish portion 4 of above-mentioned hinge means 2 is entrenched in the square shaft portion 67 of axis body 14, dish portion 4 and axis body 14 unitary rotation.On the other hand, the through hole 50 of cartridge 12 is inserted the big footpath axial region 64 of axis body 14, helical spring 10 is inserted logical middle footpath axial region 65, and the hole portion 42 of engaging part 8 inserts logical path axial regions 66, and these cartridges 12, helical spring 10 and engaging part 8 are freely with respect to the rotation of axis body 14.And, engaging part 8 and cartridge 12 chimeric, engaging parts 8 and cartridge 12 unitary rotation.
On the other hand, as Fig. 4 (a), (b), (c) shown in, by 10 pairs of engaging parts 8 of helical spring always towards the 4 direction reinforcings of dish portion, rotation along with dish portion 4, spheroids 6 in the card complex hole portion 48 of engaging part 8 form and enter repeatedly and the engaging recessed part 28 of disengaging dish portion 4, first keeps recess 30 and second to keep the cam mechanism of recess 31, spheroid 6 in the engagement groove part 46 of engaging part 8 moves back and forth in this engagement groove part 46, simultaneously, form and to enter repeatedly and the engaging recessed part 32 of disengaging dish portion 4, first keeps recess 34 and second to keep the cam mechanism of recess 35.Therefore, this hinge means structure of rotating with respect to cartridge 12 by above-mentioned cam mechanism formation dish portion 4.
Describe in this elemental motion with regard to above-mentioned hinge means 2.This hinge means 2 is held and is fixed on following each position, that is, the start point in the rotation section 16 of electronic equipment is that 0 ° (closing the position), start point are each position of 180 ° (second operating positions) less than 180 ° angle (first operating position) and start point.Fig. 6 is the graph of a relation that expression remains on spheroid 6 and dish portion 4 on the engaging part 8 of above-mentioned each position, (a) is illustrated in state, (c) that the locational state of closing of hinge means, (b) be illustrated on first operating position and is illustrated in the state on second operating position.
And, in hinge means 2, therefore because the first guiding road 24 of dish portion 4 and the second guiding road 26 form continuously, be arranged on the position of the center angle of stipulating (greater than 180 ° angle) as the engaging recessed part 28 at the top (start point is 0 °) on the first guiding road 24 and engaging recessed part 32 as the top on the second guiding road 26.And, be formed on the engaging recessed part 28 of first guiding on the road 24 and first and keep center angle that recess 30 forms for less than 180 ° angle, first to keep recess 30 and second to keep the center angle of recess 31 formation be tens angles about spending.Formation is to make it have certain angle more than needed in order to obtain suction effect described later less than above-mentioned 180 ° angle.
And, because the radius on the first guiding road 24 is certain, therefore, in the mobile spheroid 6 in this place is maintained at card complex hole portion 48 as the fixed position of engaging part 8.Radius by making this first guiding road 24 is for certain, the first guiding road 24 can be formed on the whole plectane face of dish portion 4 with big radius, can be used as hinge and obtains certain torque, and can obtain high torque (HT).
On the other hand, make to be formed on the engaging recessed part 32 of second guiding on the road 26 and first and to keep center angle that recess 34 forms for less than 180 ° angle, make first keep recess 34 and second keep the angle of recess 35 formation be tens spend about.At this, the second guiding road 26 is spiral-shaped, and the position is different also different with the interval at center, therefore, the guide groove of spheroid 6 to the second guiding road 26 that remains on the engagement groove part 46 on the engaging part 8 moves, and simultaneously, moves back and forth according to second the moving in engagement groove part 46 of road 26 of guiding.
And, in this embodiment, entering each engaging recessed part 28,32, midway towards the central part of this concave spherical at above-mentioned each spheroid 6, the obturation of rotation section 16 finishes, entering of spheroid 6 stops.At this moment, slip into the active force of engaging recessed part 28,32 spheroid 6 midway by helical spring 10 and produce the effect (suction effect) that the central part to engaging recessed part 32 moves, like this, torque towards closing direction is applied on the rotation section 16, therefore, rotation section 16 can not keep blocked state with rocking.
As shown in Figure 7, folding electronic equipment 15 has the rotation section 16 and the main body portion 18 that is provided with operated key 19 grades of the display frame of being provided with 17 grades.Under situation about above-mentioned hinge means 2 being installed on this electronic equipment, from the outside of electronic equipment dish portion 4 is inserted hinge means 2 earlier, the dish portion 4 chimeric hinges that are arranged on the inboard rotation section 16 that are fixed on of hinge means 2 are installed in the hole portion 72 of usefulness, simultaneously, with chimeric convex strip portions 56,57 chimeric being fixed on the cylindrical portion 70 that is arranged on the main body portion 18 of cartridge 12.Usually, each hinge means 2 is installed on the joint about body of electronic equipment portion 18 and rotation section 16.In addition, because hinge means 2 has the directivity of rotation, therefore, the hinge means about electronic equipment is being mounted under the situation of symmetric form, these hinge meanss need form the structure (the dish portion and the engaging part of symmetric shape) of symmetric shape.
The electronic equipment 15 of above-mentioned hinge means 2 is installed, in case with hand rotation section 16 is opened, then above-mentioned cam mechanism moves, and dish portion 4 rotates with rotation section 16.Along with the rotation of this dish portion 4, remain on the engaging recessed part 28,32 of two spheroids, the 6 disengaging dish portions 4 on the engaging part 8, slide respectively guiding in the road 24,26 of dish portion 4.During above-mentioned spheroid 6 broke away from engaging recessed part 28,32, the torque of regulation was applied on the rotation section 16, resists this torque and opens the rotation section.As a result, 16 when arriving first operating position in the rotation section, and two spheroids 6 are charged into first respectively and kept recess 30,34, and the active force by helical spring 10 remains fixed in this position with rotation section 16.
As required, the operator can be at this position operation electronic equipment, but the button of operation setting on main body portion 18.And in case open rotation section 16, then arriving start point is second operating position of 180 ° (the 18 one-tenth parastates in rotation section 16 and main body portion), and two spheroids 6 are charged into the second maintenance recess 31,35 respectively, rotation section 16 is remained fixed in this position.The operator also can operating electronic equipment in this position.
When closing rotation section 16, identical during also with above-mentioned opening operation, the torque that opposing is applied on the rotation section 16 is carried out closing operation to rotation section 16.And dish portion 4 moves with closing of rotation section 16 and rotates, and remains on the second maintenance recess 31,35 of each the spheroid 6 disengaging dish portion 4 on the engaging part 8, charges into first respectively and keeps recess 30,34, and rotation section 16 is temporarily fixedly remained on this position.
In case further close rotation section 16, then remain on the first maintenance recess 30,34 of each the spheroid 6 disengaging dish portion 4 on the engaging part 8, in the first guiding road 24, the second guiding road 26, slide respectively.As a result, in 16 obturations of rotation section, remain on by each spheroid on the engaging part 8 of helical spring 10 reinforcings and enter engaging recessed part 28,32 respectively.At this moment, slip into the strength of the concave spherical surface of each engaging recessed part 28,32 respectively, when obtaining the suction effect, have the sensation that click is rattled away by each spheroid 6.In case be formed on the structure that stops at midway that enters of above-mentioned rotation section 16 when inaccessible, each spheroid 6, even then under the state of closing rotation section 16, torque still is applied on the rotation section 16 to closing direction, therefore, can not rock or unexpectedly open rotation section 16, can stably keep blocked state.
Therefore, according to the hinge means of above-mentioned mode of execution and the electronic equipment that uses this device, the rotation section can be remained fixed in start point and be 180 ° or greater than 180 ° open position, and when carrying out the switching of rotation section, when can obtaining sufficient torque, can obtain relatively more fixing switching torque, make the switching of rotation section that the sensation of tension and relaxation be arranged by the suction effect simultaneously, and the operability of electronic equipment is also very good.
Fig. 8 is the exploded perspective view of the hinge means 102 of expression second mode of execution.This hinge means 102 and above-mentioned hinge means be 2 identical, also be used for the electronic equipment of folding gaming machine or mobile phone etc.This hinge means 102 is by improving the frictional force at position (kinetic friction and static friction) in relative rotation, can be formed on the folding electronic equipment 15 and only use one mode, and, even in this case, also can obtain the static torque that high switching torque and can preventing is moved from operating position.Certainly using two hinge meanss 102 to obtain higher switching torque also should be all right.In addition, basic mode, parts and the material of the cam mechanism of this hinge means 102 etc. is identical with above-mentioned hinge means 2, and both general parts use identical symbol and specify in this omission.
As shown in Figure 8, above-mentioned hinge means 102 with dish portion 4, two spheroids 6, engaging part 8, helical spring 10, first friction plate 106, second friction plate 108, cartridge 112, friction plate 110 and axis bodies 114 etc. as component parts.In the middle of these parts, mainly constitute cam mechanism by dish portion 4, spheroid 6 and engaging part 8.And the face shaping of this hinge means 102 is made of dish portion 4, cartridge 112 and axis body 114.
Above-mentioned first friction plate 106 and second friction plate 108 are formed by porous material, the synthetic resin (containing carbon, glass fibre etc.) of the metal of phosphor bronze or steel (SPCC, SUS) etc., agglomerated material etc.If especially a side of friction plate 106,108 is formed by the steel harder than phosphor bronze by phosphor bronze, the opposing party, then can form friction mechanism with suitable frictional force.The wearability height of phosphor bronze, viscosity is strong, mechanical strength good, is suitable as friction plate.And cartridge 112 constitutes by the synthetic resin of POM, ABS etc. or by the material that sintering, MIM (metal injection is molded) are shaped.Friction plate 110 is formed by metal of the porous material of the high cork sheet of surface friction drag, ebonite, agglomerated material etc., synthetic resin, phosphor bronze etc. etc.Axis body 114 is by the metal manufacturing of aluminum killed steel (SWCH12A) or steel etc.
Describe with regard to each component parts at this.Illustrated identical in above-mentioned dish portion 4, spheroid 6, engaging part 8 and helical spring 10 and the above-mentioned mode of execution.Above-mentioned first friction plate 106 is made of the baseplate part 122 of circular plate type, the embedding part 120,121 of top and the bottom that is formed on this baseplate part and the hole portion 124 of circle that is arranged on the central authorities of baseplate part.Above-mentioned second friction plate 108 is made of with the tetragonal square hole 126 that is formed on these baseplate part central authorities the baseplate part of circular plate type.The mutual butt of baseplate part of first friction plate 106 and second friction plate 108 and have regulation frictional force relatively rotate.Friction plate 110 is circular plate type, is provided with circular hole portion 127 in central authorities.
Above-mentioned cartridge 112 is containers of tubular, in a distolateral formation of tube portion 128 through hole 50 is arranged on the bottom 51 at center, another distolateral opening port 130 that is formed with.On the position up and down of this opening port 130, form the chimeric recess 54,55 that cuts into respectively with the axle direction parallel in shape.And the interior Facial Depression of 51 direction formation tube portion 128 becomes the chimeric slot part 134,135 of flute profile towards the bottom.And, form chimeric convex strip portions 56,57 in the external left right part position of tube portion 128, on each axle direction.
Above-mentioned axis body 114 is made of the head 60 and the axial region 62 of circular plate type.Forming section successively from the position of something or somebody to fall back on portion 60 on this axial region 62 is that tetragonal first party axial region 137, section are hexagonal second party axial region 139 for circular the second axle part 138 and at the front end section for circular the first axle part 136, section, intersection at each axial region is provided with stepped part, and the diameter formation of axial region is distolateral more forward thin more.The section of above-mentioned first party axial region 137 is shapes of foursquare bight band circularity.
When the above-mentioned hinge means 102 of assembling, as shown in Figure 9, second friction plate 108, first friction plate 106 and helical spring 10 are accommodated in the cartridge 112.At this moment, the embedding part 120,121 of the first friction plate 106 chimeric slot part 134,135 that enters cartridge 112 carries out chimeric.In addition, adopt the friction mechanism that constitutes by one group of first friction plate 106 and second friction plate 108, but two groups or more friction mechanism also can further be set, realize high friction, strengthen braking at this.
Then, make friction plate 110 insert axis body 114, insert the axial region 62 of these axis bodies 114 from the through hole 50 of the bottom 51 of cartridge 112, insert logical helical spring 10 and engaging part 8 then, make two spheroids 6 between engaging part 8 and dish portion 4, insert the square hole 22 of overall portion 4.At this, riveted joint is from front end, the fixed tray portion 4 of the second party axial region 139 of the outstanding axis body 114 of dish portion 4, keeps assembling hinge means 102 under the state of active force of regulation at helical spring 10.
At this moment, friction plate 110 with the state be close between the bottom 51 of interior facial 140 and cartridge 112 of the head 60 of axis body 114.And the first axle part 136 of axis body 114 is inserted the through hole 50 of logical cartridge 112 rotationally, when first party axial region 137 inserts the square hole 126 of second friction plate 108, inserts logical first friction plate 106 rotationally.Then, the second axle part 138 of axis body 114 is inserted the hole portion 42 of logical above-mentioned engaging part 8 rotationally, the square hole 22 of the above-mentioned dish of second party axial region 139 insertions portion 4.
Therefore, axis body 114, second friction plate 108 and dish portion 4 become one, form first rotor, and cartridge 112, first friction plate 106 and engaging part 8 become one, form second rotor, and this first rotor can rotate with respect to second rotor.At this, active force by helical spring 10, first friction plate 106 and second friction plate 108 crimping each other, formation are based on the brake structure that rubs, relatively rotate by the frictional force (kinetic friction and static friction) that is accompanied by regulation like this, between first friction plate 106 and second friction plate 108, produce the torque (friction torque) of regulation.
And the frictional force that second friction plate 108 carries out crimping with the interior face of the bottom surface 51 of cartridge 112, be accompanied by regulation relatively rotates.And above-mentioned friction plate 110 between axis body 114 and cartridge 112, produces the torque (friction torque) of regulation with state freely between axis body 114 and cartridge 112.In addition, as hinge means 102, torque in order to obtain stipulating, also can adopt the friction mechanism that constitutes by first friction plate 106 and second friction plate 108 or the friction mechanism that constitutes by friction plate 110 in any one.
The outward appearance of above-mentioned hinge means 102 is formed by the dish portion 4 and the cartridge 112 of picayune shape, make on the chimeric framework (for example the rotation section 16) that is fixed on a side of electronic equipment shown in Figure 7 15 of this dish portion 4, and chimeric convex strip portions 56, the 57 chimeric enterprising enforcements of framework (for example main body portion 18) that are fixed on the opposing party of cartridge 112 are used.In this case, on the rotor of hinge means 2, produce high frictional force (kinetic friction and static friction), can obtain sufficient torque (friction torque), therefore, on the framework of electronic equipment, only install one and use.For example, hinge means 102 is installed on a side of the left and right sides of body of electronic equipment portion and rotation section joint, the parts free to rotate that are made of pin and bearing are installed on the opposing party.
The basic on-off action of folding-type electronic device 15 that above-mentioned hinge means 102 is installed is identical with the equipment that above-mentioned hinge means 2 is installed, in case rotation section 16 is opened with hand, then the cam mechanism that is made of dish portion 4 and engaging part 8 moves, and dish portion 4 rotates with rotation section 16.Along with the rotation of this dish portion 4, remain on the fastening of the engaging recessed part 28,32 of two spheroids, the 6 disengaging dish portions 4 on the engaging part 8, slide respectively guiding on the road 24,26 of dish portion 4.During above-mentioned spheroid 6 broke away from engaging recessed part 28,32, the torque of regulation was applied on the rotation section 16, resists this torque and opens the rotation section.
As a result, 16 when arriving first operating position in the rotation section, and two spheroids 6 enter first respectively and keep recess 30,34, and the active force rotation section 16 by helical spring 10 is held and is fixed on this position.As required, the operator can be at this position operation electronic equipment, but the button of operation setting on main body portion 18.And in case open rotation section 16, then can arrive start point is second operating position of 180 ° (the 18 one-tenth parastates in rotation section 16 and main body portion), and two spheroids 6 enter second respectively and keep recess 31,35, and rotation section 16 is remained fixed in this position.The operator also can operating electronic equipment in this position.
At this, the effect of the friction mechanism that the electronic equipment 15 that hinge means 102 is installed constitutes by the friction mechanism that is made of first friction plate 106 and second friction plate 108 and by friction plate 110, can obtain big static friction on first and second operating positions, rotation section 16 is maintained fixed with being stabilized.And, by the big kinetic friction of hinge means 102,, rotation section 16 can be stopped to remain on desirable opened and closed positions even 16 switching also can be opened and closed torque midway fully in the rotation section, can carry out the operation of electronic equipment in this position.When closing rotation section 16, identical during with above-mentioned opening operation, opposing is applied to the torque on the rotation section 16, the operation of closing rotation section 16.
Therefore, according to the hinge means of above-mentioned mode of execution and the electronic equipment that uses this device, the rotation section can be that the operating position of 180 ° of grades positively is maintained fixed at start point, and when carrying out the switching of rotation section, can obtain high torque, simultaneously, can carry out being maintained fixed of rotation section in the arbitrary position that opens and closes midway, can carry out infallible operation at operating position arbitrarily, simultaneously, make the switching of rotation section that the sensation of tension and relaxation, operability and functional very good be arranged by the suction effect.
Figure 10 is the sectional view of the hinge means 152 of other mode of executions of expression.This hinge means 152 and above-mentioned hinge means be 2 identical, also be used for electronic equipments such as folding gaming machine or mobile phone.This hinge means 152 is by improving the frictional force (kinetic friction and static friction) between axis body and the helical spring, can make electronic equipment obtain the switching torque of rotation section and remains on static torque on the operating position.And, this hinge means 152 only is installed on electronic equipment just can be brought into play sufficient function.In addition, grown form, parts and the material of the cam mechanism of this hinge means 152 etc. is identical with above-mentioned hinge means 2,102, and both use identical symbol, specify in this omission by general parts.
The component parts of above-mentioned hinge means 152 has dish portion 4, two spheroids 6, engaging part 8, helical spring 160, cartridge 12, friction plate 110 and axis bodies 14 etc.In these parts, cam mechanism mainly is made of dish portion 4, spheroid 6 and engaging part 8.Above-mentioned helical spring 160 has an end of spiral helicine spring and this spring to the outstanding fastening projection 162 that forms of compression direction.And the shortest internal diameter formation of helical spring 160 and the roughly the same size of external diameter of the middle footpath axial region 65 of above-mentioned axis body 14 follow the pressing force of regulation that this helical spring 160 is inserted described middle footpath axial region 65.By like this, helical spring 160 forms the state with axial region 65 crimping of middle footpath.On the other hand, on above-mentioned cartridge 12,51 inboard is provided with fastening hole 164 at axle direction in the bottom.
When the above-mentioned hinge means 152 of assembling, when being accommodated in helical spring 160 cartridge 12 in, make the fastening projection 162 of the other end of this helical spring 160 give prominence to fastenings on the fastening hole 164 of cartridge 12.This helical spring 160 under the state that makes the other end and engaging part 8 butts, make the chimeric recess 54,55 of the embedding part of engaging part 8 and cartridge 12 chimeric.
And, above-mentioned friction plate 110 is embedded in the axis body 14, insert the axial region 62 of axis bodies 14 from the through hole 50 of the bottom 51 of cartridge 12, insert logical above-mentioned helical spring 160 and engaging part 8, make two spheroids 6 between engaging part 8 and dish portion 4, insert the square hole of overall portion 4.Then, front end, the fixed tray portion 4 of riveted joint axis body 14, assembling hinge means 152 under the state of the active force that helical spring 160 maintenances are stipulated.
At this moment, friction plate 110 with the state be close between the bottom 51 of interior facial 140 and cartridge 112 of the head 60 of axis body 14.And, helical spring 160 is arranged to be close on the middle footpath axial region 65 of axis body 14, utilizes the state of helical spring 160 fastening a part of axis bodies 14.And helical spring 160 rotates with respect to axis body 14 with cartridge 12, produces frictional force (kinetic friction and static friction) this moment between axis body 14 and helical spring 160.By this frictional force, on hinge means 152, produce torque (friction torque) as braking action.And above-mentioned friction plate 110 between axis body 14 and cartridge 12, produces the torque (friction torque) of regulation with state freely between axis body 14 and cartridge 12.
The basic on-off action of folding-type electronic device 15 that above-mentioned hinge means 152 is installed is identical with the equipment that above-mentioned hinge means 2 is installed, in case rotation section 16 is opened with hand, then the cam mechanism that is made of dish portion 4 and engaging part 8 moves, and dish portion 4 rotates with rotation section 16.
At this, the electronic equipment that hinge means 152 is installed can obtain big friction of rest by the rubbing action between above-mentioned axis body 14 and the helical spring 160 on each operating position, and rotation section 16 is maintained fixed with being stabilized.And, by the big kinetic friction of hinge means 152,, rotation section 16 can be stopped to remain on desirable opened and closed positions even 16 switching also can be opened and closed torque midway fully in the rotation section, but at this position operating electronic equipment.When closing rotation section 16, also can similarly resist the torque that is applied on the rotation section 16, close rotation section 16 with above-mentioned opening operation.Therefore, according to the hinge means of present embodiment and the electronic equipment that uses this hinge means, when opening and closing the rotation section, can obtain high torque, simultaneously, can be positively operate, make the switching of rotation section that the tension and relaxation sense be arranged, operability and functional good at operating position arbitrarily.
Claims (7)
1. hinge means has:
The engaging part of circular plate type, the opposing of this engaging part be arranged on cartridge inside augmentor, be free to slide and can not be chimeric rotationally at axle direction;
The dish portion of circular plate type, this dish portion be arranged on described cartridge the outside, dock with engaging part, and install rotationally;
Axis body, this axis body connect above-mentioned cartridge, augmentor, engaging part and dish portion;
Above-mentioned cartridge is fixed on the side of body of electronic equipment portion and rotation section, and above-mentioned dish portion is fixed on the opposing party, can connect above-mentioned main body portion and rotation section with opening and closing, it is characterized in that,
On above-mentioned engaging part, on the plectane face relative, be provided with engagement groove part towards radial direction, on the other hand, be provided with the engaging protuberance less than 180 ° center angle with respect to this engagement groove part from center with above-mentioned dish portion,
In above-mentioned dish portion, the plectane face relative with above-mentioned engaging part is provided with the first guiding road, this first guiding road is the certain circular shape that is spaced apart with the center of this plectane face, and be to continue in 180 ° the scope surpassing the center angle, on the other hand, setting is formed with the second guiding road of the guide groove of circular shape, this second guiding road have the inboard that is arranged on the above-mentioned first guiding road an end and with the other end that closely is provided with, an end on the above-mentioned first guiding road, interval with the center is enlarged gradually and along with the above-mentioned first guiding same center angle setting in road, be provided with and an above-mentioned engaging recessed part that engages the protuberance engaging in an end on the above-mentioned first guiding road, and, an end on the above-mentioned second guiding road be provided with remain on above-mentioned engagement groove part in another engaging recessed part of engaging of spheroid
Closing on the position of above-mentioned rotation section, by the active force of above-mentioned augmentor keep above-mentioned engaging protuberance and spheroid and above-mentioned each engaging recessed part fastening state, be maintained fixed above-mentioned rotation section, on the other hand, this rotation section more than or equal to 180 ° open position on, the active force by above-mentioned augmentor keeps with the above-mentioned fastening state that engages protuberance and spheroid, is maintained fixed the rotation section.
2. hinge means as claimed in claim 1 is characterized in that, the plectane face of above-mentioned engaging part is provided with card complex hole portion, is arranged on spheroid in this card complex hole portion free to rotately and make the part of this spheroid outstanding, forms above-mentioned engaging protuberance.
3. hinge means as claimed in claim 1, it is characterized in that, the engaging protuberance of above-mentioned engaging part is formed the protruding sphere shape of radius of curvature with regulation, on the other hand, an above-mentioned engaging recessed part is formed the concave spherical of radius of curvature greater than the radius of curvature of above-mentioned engaging protuberance, and, above-mentioned other engaging recessed part is formed the concave spherical of radius of curvature more than or equal to the radius of curvature of above-mentioned spheroid.
4. hinge means as claimed in claim 2, it is characterized in that, the other end and above-mentioned second on the above-mentioned first guiding road guides on the other end on road, and the maintenance recess of radius of curvature greater than the concave spherical of the radius of curvature of above-mentioned engaging protuberance is set respectively.
5. hinge means as claimed in claim 1 is characterized in that, make utilize the above-mentioned cartridge of friction catch to the friction plate in relative rotation of above-mentioned axis body between the bottom of above-mentioned axis body and above-mentioned cartridge.
6. hinge means as claimed in claim 1, it is characterized in that, second friction plate that makes first friction plate that rotates with this cartridge and rotate with this first friction plate crimping and with above-mentioned axis body utilizes the above-mentioned cartridge of friction catch relatively rotating above-mentioned axis body in above-mentioned cartridge.
7. electronic equipment, it is characterized in that, use each described hinge means in the claim 1 to 6, in this hinge means, above-mentioned dish portion is fixed on the above-mentioned main body portion with operation unit or has on side's side of above-mentioned rotation section of display unit, above-mentioned cartridge is fixed on the opposing party's side
The above-mentioned midway rotation section that enters above-mentioned engaging recessed part at above-mentioned engaging protuberance can be installed inaccessiblely, even closing under the state of this rotation section, also can torque be applied on the rotation section to closing direction by above-mentioned augmentor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP223949/2004 | 2004-07-30 | ||
| JP2004223949 | 2004-07-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1969133A CN1969133A (en) | 2007-05-23 |
| CN100465466C true CN100465466C (en) | 2009-03-04 |
Family
ID=35786141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800203170A Expired - Fee Related CN100465466C (en) | 2004-07-30 | 2005-07-19 | Hinge device and electronic equipment using the same |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4836792B2 (en) |
| CN (1) | CN100465466C (en) |
| TW (1) | TWI267588B (en) |
| WO (1) | WO2006011391A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4509888B2 (en) * | 2005-08-11 | 2010-07-21 | スガツネ工業株式会社 | Hinge device |
| JP4905078B2 (en) * | 2006-11-22 | 2012-03-28 | パナソニック株式会社 | Damper device |
| US7722279B2 (en) | 2007-11-26 | 2010-05-25 | Itt Manufacturing Enterprises, Inc. | Universal insert |
| CN101725625B (en) * | 2008-10-24 | 2013-05-08 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| JP2014009775A (en) * | 2012-06-29 | 2014-01-20 | Staf Corp | Hinge device of foldable housing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10317779A (en) * | 1997-05-14 | 1998-12-02 | Sugatsune Ind Co Ltd | Hinge device capable of holding cover of collapsible apparatus to be opened at wide angle and closed |
| JPH1150727A (en) * | 1997-07-31 | 1999-02-23 | Sugatsune Ind Co Ltd | Hinge device capable of holding cover of foldable equipment opened or closed at wide angle |
| JP2002227825A (en) * | 2001-01-29 | 2002-08-14 | Ohashi Technica Inc | Hinge device of portable equipment |
| JP2003120656A (en) * | 2001-10-19 | 2003-04-23 | Ohashi Technica Inc | Hinge device and cellular phone using this hinge device |
-
2005
- 2005-07-19 WO PCT/JP2005/013244 patent/WO2006011391A1/en active Application Filing
- 2005-07-19 CN CNB2005800203170A patent/CN100465466C/en not_active Expired - Fee Related
- 2005-07-19 JP JP2006529223A patent/JP4836792B2/en active Active
- 2005-07-22 TW TW094124836A patent/TWI267588B/en not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10317779A (en) * | 1997-05-14 | 1998-12-02 | Sugatsune Ind Co Ltd | Hinge device capable of holding cover of collapsible apparatus to be opened at wide angle and closed |
| JPH1150727A (en) * | 1997-07-31 | 1999-02-23 | Sugatsune Ind Co Ltd | Hinge device capable of holding cover of foldable equipment opened or closed at wide angle |
| JP2002227825A (en) * | 2001-01-29 | 2002-08-14 | Ohashi Technica Inc | Hinge device of portable equipment |
| JP2003120656A (en) * | 2001-10-19 | 2003-04-23 | Ohashi Technica Inc | Hinge device and cellular phone using this hinge device |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200607936A (en) | 2006-03-01 |
| TWI267588B (en) | 2006-12-01 |
| WO2006011391A1 (en) | 2006-02-02 |
| JPWO2006011391A1 (en) | 2008-05-01 |
| CN1969133A (en) | 2007-05-23 |
| JP4836792B2 (en) | 2011-12-14 |
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