CN100587284C - Tripod type constant-velocity joint and image-forming device - Google Patents
Tripod type constant-velocity joint and image-forming device Download PDFInfo
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- CN100587284C CN100587284C CN200510106825A CN200510106825A CN100587284C CN 100587284 C CN100587284 C CN 100587284C CN 200510106825 A CN200510106825 A CN 200510106825A CN 200510106825 A CN200510106825 A CN 200510106825A CN 100587284 C CN100587284 C CN 100587284C
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- velocity joint
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Abstract
A tripod type constant-velocity joint includes an outer ring formed with three axially extending track grooves circumferentially spaced apart from each other by 120 degrees. Each track groove has a pair of opposed, axially extending side faces. A tripod member is inserted in the outer ring. The tripod member includes three protrusions each slidably received in one of the track grooves and having apair of circumferentially curved side faces each opposing one of the pair of side faces of each track groove. Torque is thus transmitted between the outer ring and the tripod member. At least the protrusions of the tripod member are formed of a synthetic resin.
Description
Technical field
The present invention relates to a kind of 2 axles that link live axle and driven shaft and give the tripod type constant-velocity joint of driven shaft with the transmission of power of live axle and use the image forming apparatus of this tripod type constant-velocity joint.
Background technique
From just known in the past, the homokinetic joint that is delivered to the parts on the axletree as the rotation torque with the live axle of automobile is arranged.
Above-mentioned homokinetic joint is the parts of keeping the constant speed of live axle and driven shaft and allowing the angle correcting of diaxon, therefore, and also being used on the automobile various industrial machineries in addition more.
In homokinetic joint, the fixed type constant velocity shaft coupling that only allows angle correcting is arranged, the sliding-type homokinetic joint that allows angle correcting and allow the axle direction displacement is arranged, as this sliding-type homokinetic joint, the known shaft coupling that patent documentation 1 record is arranged.
The homokinetic joint of record in the above-mentioned patent documentation 1, be called tripod type constant-velocity joint, on the interior week of outer ring, to keep 120 ° of intervals to be formed with 3 rail slots that on axle direction, extend on the Zhou Fangxiang, outstanding 3 the pin axles that insert rail slot respectively and extend along radial direction that are provided with on three foot parts of the inboard that is assembled in this outer ring, the outside at each pin axle, embed the sphere roller in the mode that can rotate and on axle direction, be free to slide, this sphere roller can roll along rail slot, makes can transmit rotation torque each other in outer ring and three foot parts by this sphere roller.
In addition, the image forming apparatus that in patent documentation 2, proposes, have the drum axle of sensitometric drum and the running shaft of motor are linked with universal joint, and on the position that the exposure position and the duplicating position of sensitometric drum is configured in 180 °, offset the flexible of and the image that cause unstable by stretching of the image of exposure position on the sensitometric drum and duplicating position, thereby prevent image flexible on duplicating material by the rotational speed of sensitometric drum.
[patent documentation 1] special fair 3-1528 communique
[patent documentation 2] spy opens flat 5-341589 communique
Yet, in the tripod type constant-velocity joint of above-mentioned patent documentation 1 record, the various parts of outer ring, three foot parts and sphere roller are made of metals such as iron and steel, so need intensity height and Heavy Weight and grease lubrication, and have loud etc. the problem of operation, on the field of employment, be restricted.For example, in the use of office machinery, sound machine, medical machine, Household Electrical goods etc., have problems.
In addition, in the time of on being used in the food manufacturing machine, the contaminated food products because grease leaks, therefore, existence need be installed the appropriate situation that preventing on the safety cover etc. leaked countermeasure and component number becomes many, cost uprises, homokinetic joint becomes maximizes.
On the other hand, in the image forming apparatus of patent documentation 2 records, universal joint is the universal joint of variable speed form, therefore, can not make sensitometric drum constant speed rotation,, produce error or sensitometric drum when also having assembling and produce, depart from because of deflection etc. produces on 180 ° even the exposure position and the duplicating position of sensitometric drum is made as 180 °, thereby can not offset the flexible of image fully, can not form high quality images.
Summary of the invention
The 1st problem of the present invention provides and a kind ofly can not need grease lubrication and light weight, the small-sized little limited few tripod type constant-velocity joint of use of operation sound.
In addition, thus the 2nd problem of the present invention provide a kind of can be so that the mode of sensitometric drum constant speed be rotated the image forming apparatus that forms high quality images and safeguard easily.
In order to solve above-mentioned the 1st problem, in the 1st invention, adopted the formation of the following stated, promptly, on the interior week of outer ring, be formed with 3 rail slots that on Zhou Fangxiang, keep 120 ° of intervals and axially extend, on three foot parts of the inboard that is assembled in the outer ring, be provided with and in described each rail slot, be free to slide and transmit rotation torque or outwards enclose 3 protuberances that transmit rotation torque from three foot parts from the outer ring to three foot parts, in both sides each protuberance and side described rail slot subtend, be respectively arranged with the first surface and second curved surface to the Zhou Fangxiang of this protuberance bending, in axial front and back, the outer ring of described protuberance, be formed with tabular surface, and the length between this tabular surface being made as shorter than the described first surface of described both sides and the length between second curved surface, three foot parts that comprise described protuberance are made of the formed article of synthetic resin.
At this, can access the tripod type constant-velocity joint of the short small-sized light weight of axial length.
In the tripod type constant-velocity joint of the 1st invention, be formed on the curved surface of the both sides of protuberance, can be the sphere at the center that on the axle center of protuberance, has, perhaps also can be the consistent barrel surface in center with the axle center of above-mentioned protuberance.
In addition, in the tripod type constant-velocity joint of the 1st invention, can access the tripod type constant-velocity joint of the extremely light weight that both are made of the formed article of synthetic resin with three foot parts and outer ring.
As above-mentioned synthetic resin, by adopting the synthetic resin that can carry out injection moulding, various parts can easily be shaped.
In addition, as synthetic resin,, can access the little tripod type constant-velocity joint of operation sound by adopting the lubricity resin.
In the tripod type constant-velocity joint that outer ring and three foot parts are made of the formed article of synthetic resin, with the shaping of outer ring with the shaping of synthetic resin and three foot parts with one in the synthetic resin by for example, the lubricity resin constitutes, and another is made of the engineering plastics beyond the lubricity resin, make the synthetic resin of outer ring and three foot parts inequality, thus, can prevent outer ring and three foot parts bonding, suppress the reduction of the constant speed that causes by wearing and tearing at slide connecting part.Thereby, can access the tripod type constant-velocity joint of the superior durability of long term maintenance constant speed.
At this,, can access Zhou Fangxiang and go up the superior tripod type constant-velocity joint of constant speed that nothing is rocked by between the contacting part of rail slot and protuberance, exerting pressure in advance.
In order to solve described the 2nd problem, in the 2nd problem, image forming apparatus, by sensitometric drum, rotation drive this sensitometric drum driving mechanism, the exposure mechanism that forms electrostatic latent image on the described sensitometric drum, to the electrostatic latent image on the described sensitometric drum supply with toner and form the developing mechanism of toner picture, the duplicating mechanism that duplicates described toner picture on the duplicating material of carrying with the speed identical with the peripheral speed of sensitometric drum constitutes, and links the drum spool of described sensitometric drum and the live axle of driving mechanism by shaft coupling; As shaft coupling, constitute by the described tripod type constant-velocity joint of the 1st invention.
(invention effect)
As described in the 1st invention; three foot parts by will comprising protuberance are made of the formed article of synthetic resin; the little homokinetic joint of operation sound in the time of accessing light weight, transmitting torque; simultaneously; can not need grease lubrication; therefore, safety cover can be do not needed to install, the small-sized tripod type constant-velocity joint of simple structure can be accessed.
Thereby, it is restricted not exist use to go up, can be used on each machine such as difficult in the use so far office machinery, sound machine, medical machine, domestic electric appliances product, and can improve the degrees of freedom of the design of these machines, realize miniaturization, cost degradation.
As described in figure the 2nd invention, by link the live axle that rouses axle and driving mechanism of sensitometric drum with tripod type constant-velocity joint, even make drum axle in the live axle of above-mentioned driving mechanism and sensitometric drum that the core dislocation take place each other or when tilting, the phenomenon of speed inequality can not take place yet and the constant speed rotation on sensitometric drum.
Thereby, can prevent from the electrostatic latent image that forms by exposure mechanism to take place flexible, or prevent from when looking like to copy to the toner on the sensitometric drum on the duplicating material, to produce on the image flexible, thereby can form the image of very high quality.
In addition, tripod type constant-velocity joint, as mentioned above, owing to do not need grease lubrication, thus maintaining image forming apparatus easily, simultaneously, there is not the generation of the contaminated imappropriate situation of duplicating material, and then, can access the little image forming apparatus of operation sound.
Description of drawings
Fig. 1 is the embodiment's of the expression tripod type constant-velocity joint of the present invention plan view in longitudinal section.
Fig. 2 is the right elevation of Fig. 1.
Fig. 3 is the sectional drawing along the III-III line of Fig. 2.
Fig. 4 is the sectional drawing along the IV-IV line of Fig. 1.
Fig. 5 is the embodiment's of an expression image forming apparatus of the present invention skeleton diagram.
Fig. 6 is the plan view of partial cutaway of the drive portion of the sensitometric drum in the presentation graphs 5.
Among the figure, 1-outer ring, 4-rail slot, the 5-side, 11-three foot parts, 13-protuberance, 14a-sphere (curved surface), 14b-tabular surface, 21-sensitometric drum, 21a-drum axle, 22-drive motor (driving mechanism), 22a-running shaft (live axle), the charged device of 23-, 24-exposure mechanism, 25-developing device (developing mechanism), 26-dubs electrical equipment (duplicating mechanism), the J-homokinetic joint.
Embodiment
Below, embodiments of the invention are described with reference to the accompanying drawings.As shown in Figures 1 to 4, tripod type constant-velocity joint is made of outer ring 1 and three foot parts 11 that are assembled in its inboard.
Three foot parts 11 have the 2nd 12.On this three foot part 11, be provided with 3 protuberances 13 in each rail slot 4 that is inserted in outer ring 1 integratedly.
Each protuberance 13 free sliding in rail slot 4, the both sides with side 5 subtends of above-mentioned rail slot 4 form the sphere 14a that has the center on the axle center of protuberance 13, and crooked on Zhou Fangxiang and 2 directions of axle direction.
In addition, the axial front and back in the outer ring of protuberance 13 are formed with tabular surface 14b parallel to each other.The axial front and the back of the outer ring of this tabular surface 14b and three foot parts 11 are positioned at same plane, and the length a between this tabular surface 14b is shorter than the length b between the sphere 14a (sphere diameter of sphere 14a).
Above-mentioned protuberance 13, to a side of the 1st 3 and the 2nd 12 input rotation torque the time, the sphere 14a that is positioned at a side of both sides engage with a side of rail slot 4, and by this engagement portion in the outer ring 1 and three foot parts, 11 mutual transmission rotation torques.
In addition, at the 1st 3 with the 2nd 12 relative formation angle and during transmitting torque, protuberance 13 slides on the axle direction of outer ring 1 along rail slot 4.At this moment, because the contact between the side 5 of protuberance 13 and rail slot 4 is the some contact, therefore, slip resistance is little, thereby above-mentioned protuberance 13 slides swimmingly along rail slot 4.
Also have, in an embodiment, with the both sides of protuberance 13 as sphere 14a, but also can be with the both sides of protuberance 13 barrel surface as center, the axle center unanimity of protuberance 13, thus crooked curved surface on Zhou Fangxiang only.
As shown in Figures 1 and 2, on the interior week of the open end of the cupule 2 of outer ring 1, be formed with engagement groove 6, in this engagement groove 6, the retaining ring 7 of partial cut-out be installed.Retaining ring 7 is used to prevent that three foot parts 11 from coming off from the opening end of cupule 2.
Whole three foot parts 11 that comprise outer ring 1 and protuberance 13 are made of the formed article of synthetic resin.Synthetic resin preferably can carry out the synthetic resin of injection moulding according to suitable selection of service condition of tripod type constant-velocity joint.So long as can carry out the resin of injection moulding, but can be thermoplastic resin, thermosetting resin.
Crystalline resins, noncrystalline resin are arranged in the resin that can carry out injection moulding, can be any resin, but because noncrystalline resin poor toughness, and when having acted on the moment of torsion more than the tolerance, produce violent destruction, therefore, preferably use crystalline resins.
As preferred resin, be the high synthetic resin of lubrication property, for example can enumerate the fluororesin that polyacetal resin (POM), nylon resin, PFA or FEP, ETFE etc. can injection mouldings, polyimide resin, polyphenylens sulfide resin (PPS), Wholly aromatic polyester resin, polyether-ether-ketone resin (PEEK), polyamide-imide resin etc. that can injection moulding.
These each resins can use separately, also can use the polymer alloy that mixes more than 2 kinds.Perhaps, also can be in the low synthetic resin of above-mentioned lubrication property in addition, cooperating the polymer alloy of above-mentioned synthetic resin.
In addition, even under the situation of the low synthetic resin of lubrication property, also can improve lubrication property and use by interpolation solid lubricant or lubricant oil.As solid lubricant, that can enumerate has, for example, and teflon, graphite, molybdenum disulfide etc.
In addition, also can in synthetic resin, add fiber, carbon fiber, various mineral fibre (whiskers) and improve intensity, also can share with solid lubricant etc.
Optimal in the present invention use material is POM, nylon resin, PPS, PEEK.Nylon resin can be to have in the semi-aromatic nylon etc. of aromatic rings any one in nylon 6, nylon 66, NYLON610, nylon 612, nylon 11, nylon 12, nylon 46, the molecular chain.POM, nylon resin, PPS have superior heat resistance, lubricity, and price comparison is cheap, therefore, can access the high homokinetic joint of performance price ratio.
As mentioned above,, can access in the little tripod type constant-velocity joint of light weight and the operation sound when transmitting torque, can not need grease lubrication by outer ring 1 and three foot parts 11 formed article by synthetic resin is constituted.In addition,, therefore, safety cover can be do not needed to install, the small-sized tripod type constant-velocity joint of the few simple structure of component number can be obtained owing to do not need grease lubrication.In addition, even, therefore, can access H.D tripod type constant-velocity joint because PEEK does not add reinforcing material or oiling agent also has superior mechanicalness or lubricity.
Thereby, can not use and use limitedly in various machines such as food manufacturing machine.
In that tripod type constant-velocity joint is used under the situation of medical machine or food manufacturing machine,, therefore, preferably use white group synthetic resin in order to give the sensation of a kind of health of people.If be POM, then can be white group, simultaneously, and the lubricity height, no grease uses, so for most preferably.
At this, with outer ring 1 use-case as shapings such as the polyimide resin that can carry out injection moulding or PPS, on the other hand, with three foot parts 11 by shapings such as Wholly aromatic polyester resin, PEEK, polyamide-imide resins, be shaped inequality by the outer ring is shaped with synthetic resin and three foot parts with the basic resin of synthetic resin, can prevent that outer ring 1 and three foot parts 11 from solidifying at sliding contacting part, can suppress owing to wearing and tearing reduce constant speed.Its result can the long term maintenance constant speed, and can access the homokinetic joint of superior durability.
In an embodiment, though whole three foot parts 11 that will comprise the 2nd 12 and protuberance 13 are by forming synthetic resin, but also protuberance 13 and three foot parts 11 can be shaped integratedly by synthetic resin, the 2nd 12 that constitutes with its formed article with by the metal of pottery or iron and steel, stainless steel, aluminum alloy etc. by bonding or chimeric with sawtooth form, perhaps with the combining mechanism combination of bolt etc.As shown in the Examples, whole three foot parts 11 by will comprising protuberance 13 are made of the formed article of synthetic resin, again because above-mentioned protuberance 13 is the structures that are formed with the curved surface that is made of sphere 14a or barrel surface in both sides, therefore, can be enough can undercut forming die be shaped.
Also having, is under the situation of long parts at the 2nd 12, in order to prevent loss of machine of torque, therefore, preferably the 2nd 12 is formed by pottery or metal.
In addition, in outer ring 1, though cupule 2 and the 1st 3 are shaped integratedly by synthetic resin, also can with the 1st 3 by shapings such as pottery or iron and steel, stainless steel, aluminum alloys, and be combined on the cupule 2.
As shown in the Examples, by the formed article of outer ring 1 by synthetic resin constituted, the elasticity that can utilize this outer ring 1 gives pressure in advance to the contacting part of the side 5 of protuberance 13 and rail slot 4.Specifically, by being sized between the bi-side 5 of rail slot 4 is littler than the size between the sphere 14a of the both sides of protuberance 13, can give pressure in advance to the contacting part of the bi-side 5 of protuberance 13 and rail slot 4.Because protuberance 13 is the formed body of synthetic resin, therefore,, can move swimmingly even unlubricatedly also interlock or sintering can not take place.
In addition, even outer ring 1 is not a synthetic resin, but pottery, iron and steel, stainless steel, aluminum alloy etc., also can be by the formed body of protuberance 13 by synthetic resin constituted, the elasticity of utilizing this protuberance 13 gives pressure in advance to the contacting part of the bi-side 5 of protuberance 13 and rail slot 4.Specifically, by being sized between the sphere 14a of the both sides of protuberance 13 is bigger than the size between the bi-side 5 of rail slot 4, can give pressure in advance to the contacting part of the bi-side 5 of protuberance 13 and rail slot 4.
As mentioned above, by giving pressure to protuberance 13 in advance, can access the superior tripod type constant-velocity joint of constant speed that on Zhou Fangxiang, does not shake.
At this, as shown in Figures 1 and 2, if form the notch part 8 that extends at axle direction that begins from the opening end of cupule 2 in the periphery wall portion of the rail slot 4 that is formed with cupule 2, can make cupule 2 radially produce resiliently deformable, therefore, give pressure to protuberance 13 in advance easily, need not the width dimensions of strict control rail slot 4, so can easily make outer ring 1.
The embodiment who represents image forming apparatus of the present invention as Fig. 5 and Fig. 6.Fig. 5 represents monochromatic image forming apparatus.This image forming apparatus has sensitometric drum 21.Sensitometric drum 21 is used as drive motor 22 drivings of driving mechanism as shown in Figure 6 and rotates on the direction shown in the arrow among Fig. 5, around sensitometric drum 21, on the sense of rotation of sensitometric drum 21, be provided with charged device 23, exposure mechanism 24 in order, as the developing device 25 of developing mechanism, as the dubs electrical equipment 26 and the cleaner 27 of duplicating mechanism.
The image forming apparatus of above-mentioned formation, when sensitometric drum 21 rotations, by charged device 23 make the whole periphery of sensitometric drum 21 same charged after, by exposure mechanism 24, according to image information image light is exposed and to form electrostatic latent image, from developing device 25 supplying toner and form the toner picture on this electrostatic latent image, this toner picture is replicated on the duplicating material A that the speed identical with the peripheral velocity of sensitometric drum 21 is transferred by dubs electrical equipment 26, and image is formed on the duplicating material A.In addition, after duplicating, the remaining toner that will remain in by cleaner 27 on the circumferential surface of sensitometric drum 21 is removed.
As shown in Figure 6, sensitometric drum 21 has drum axle 21a at two ends, this drum axle 21a is supported on a pair of side frame 28 with free rotation mode by bearing 29, on the other hand, be used to rotate the drive motor 22 that drives sensitometric drum 21 is installed on the housing 30 and with sensitometric drum 21 relative configuration on axle direction.
As the running shaft 22a of the live axle of drive motor 22 and the drum axle 21a of sensitometric drum 21, link by homokinetic joint J.
As homokinetic joint J, use Fig. 1 to tripod type constant-velocity joint shown in Figure 4.
As shown in the Examples, by the drum axle 21a of sensitometric drum 21 and the running shaft 22a of drive motor 22 are linked by tripod type constant-velocity joint J, depart from or tilt even the running shaft 22a of the running shaft 22a of the drum axle 21a of sensitometric drum 21 and drive motor 22 produces core mutually, can not make the shakiness on the sensitometric drum 21 generation speed yet, and can make the rotation of sensitometric drum 21 constant speed.Thereby, can prevent that the electrostatic latent image that forms is produced is flexible owing to exposure mechanism 24, or produce when toner picture on the sensitometric drum 21 is duplicated by dubs electrical equipment 26 flexible on the image.
Thereby, can form high quality images, simultaneously, need not exposure mechanism 24 and dubs electrical equipment 26 are arranged on 180 ° the position, therefore, can improve the space of design.
And then, tripod type constant-velocity joint J is not owing to can need grease lubrication in ground as implied above, and by under the state that takes off retaining ring 7, can decompose simply and assemble, therefore, maintaining image forming apparatus easily, simultaneously, because no grease is disorderly, therefore the contaminated imappropriate situation of duplicating material A can not take place.
In Fig. 5, though the image forming apparatus of monochrome is illustrated for example, but under the situation that forms the colorful image device, prepare 4 groups of image forming apparatuss as shown in Figure 1, with the in series configuration on the throughput direction of duplicating material A of these 4 groups of image forming apparatuss, and forms the toner picture by the toner of 4 looks of yellow, fuchsin, cyan and black by these image forming apparatuss, these toners are looked like to overlap on the duplicating material A and the formation colorful image.
Claims (9)
1. a tripod type constant-velocity joint is characterized in that,
On the interior week of outer ring, be formed with 3 rail slots that on Zhou Fangxiang, keep 120 ° of intervals and axially extend, on three foot parts of the inboard that is assembled in the outer ring, be provided with and in described each rail slot, be free to slide and transmit rotation torque or outwards enclose 3 protuberances that transmit rotation torque from three foot parts from the outer ring to three foot parts, each protuberance relative with side described rail slot to both sides, be respectively arranged with the first surface and second curved surface to the Zhou Fangxiang of this protuberance bending, front and back on the axle direction of the outer ring of described protuberance form tabular surface, length between this tabular surface is made as shorter than the described first surface of described both sides and the length between second curved surface, three foot parts that comprise described protuberance are made of the formed article of synthetic resin.
2. tripod type constant-velocity joint according to claim 1 is characterized in that, the described first surface of the both sides of described protuberance and second curved surface are made of the sphere that has the center on the axle center of protuberance.
3. tripod type constant-velocity joint according to claim 1 is characterized in that, the described first surface of the both sides of described protuberance and second curved surface are made of the barrel surface that has the center on the axle center of protuberance.
4. according to any described tripod type constant-velocity joint in the claim 1 to 3, it is characterized in that, the formed article of described outer ring by synthetic resin constituted.
5. tripod type constant-velocity joint according to claim 4 is characterized in that, makes the shaping of described outer ring different with synthetic resin with the shaping of synthetic resin and described three foot parts.
6. according to any described tripod type constant-velocity joint in the claim 1 to 3, it is characterized in that described synthetic resin is made of the synthetic resin that can carry out injection moulding.
7. according to any described tripod type constant-velocity joint in the claim 1 to 3, it is characterized in that described synthetic resin is the lubricity resin.
8. according to any described tripod type constant-velocity joint in the claim 1 to 3, it is characterized in that, between the contacting part of described rail slot and protuberance, exert pressure in advance.
9. image forming apparatus, by sensitometric drum, rotation drive this sensitometric drum driving mechanism, the exposure mechanism that forms electrostatic latent image on the described sensitometric drum, to the electrostatic latent image on the described sensitometric drum supply with toner and form the developing mechanism of toner picture, the duplicating mechanism that duplicates described toner picture on the duplicating material of carrying with the speed identical with the peripheral speed of sensitometric drum constitutes, and links the drum spool of described sensitometric drum and the live axle of driving mechanism by shaft coupling; It is characterized in that,
Described shaft coupling is made of any described homokinetic joint in the claim 1 to 8.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004277323A JP4515869B2 (en) | 2004-09-24 | 2004-09-24 | Tripod type constant velocity joint |
| JP2004277323 | 2004-09-24 | ||
| JP2004353191 | 2004-12-06 | ||
| JP2005039529 | 2005-02-16 | ||
| JP2005220145 | 2005-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1752473A CN1752473A (en) | 2006-03-29 |
| CN100587284C true CN100587284C (en) | 2010-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510106825A Active CN100587284C (en) | 2004-09-24 | 2005-09-23 | Tripod type constant-velocity joint and image-forming device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4515869B2 (en) |
| CN (1) | CN100587284C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201110941Y (en) | 2007-08-23 | 2008-09-03 | 珠海天威技术开发有限公司 | Driving force transfer parts as well as processing box |
| JP5085465B2 (en) * | 2008-08-19 | 2012-11-28 | Ｎｔｎ株式会社 | Tripod type constant velocity universal joint |
| DE102010008272A1 (en) * | 2009-02-18 | 2010-09-23 | GM Global Technology Operations, Inc., Detroit | universal joint |
| JP6440955B2 (en) * | 2013-04-30 | 2018-12-19 | Ntn株式会社 | Tripod type constant velocity joint |
| WO2015141834A1 (en) * | 2014-03-20 | 2015-09-24 | Ntn株式会社 | Tripod-type constant velocity joint |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3126192A1 (en) * | 1981-07-03 | 1983-01-20 | Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt | BEARING UNIT FOR THE POWERED WHEEL OF A MOTOR VEHICLE |
| JPH0623779Y2 (en) * | 1987-12-28 | 1994-06-22 | 株式会社松井製作所 | Constant velocity universal joint |
| JP2958894B2 (en) * | 1990-02-27 | 1999-10-06 | エヌティエヌ株式会社 | Power transmission shaft |
| JP2547354Y2 (en) * | 1992-01-31 | 1997-09-10 | エヌティエヌ株式会社 | Constant velocity universal joint for steering |
| JP2697764B2 (en) * | 1995-04-27 | 1998-01-14 | パラマウントベッド株式会社 | Universal shaft coupling |
| JPH08326770A (en) * | 1995-06-02 | 1996-12-10 | Ntn Corp | Constant velocity universal joint |
| JP3756105B2 (en) * | 2001-11-14 | 2006-03-15 | アイセル株式会社 | Constant velocity joint |
| JP2004036813A (en) * | 2002-07-05 | 2004-02-05 | Nsk Ltd | Bearing unit for driving wheel and assembling method thereof |
| JP4185358B2 (en) * | 2002-11-30 | 2008-11-26 | 日本協同企画株式会社 | Rotation transmission device |
-
2004
- 2004-09-24 JP JP2004277323A patent/JP4515869B2/en active Active
-
2005
- 2005-09-23 CN CN200510106825A patent/CN100587284C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006090447A (en) | 2006-04-06 |
| CN1752473A (en) | 2006-03-29 |
| JP4515869B2 (en) | 2010-08-04 |
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