WO2005064172A1 - ボールジョイントおよびそのベアリングシート - Google Patents
ボールジョイントおよびそのベアリングシート Download PDFInfo
- Publication number
- WO2005064172A1 WO2005064172A1 PCT/JP2004/016980 JP2004016980W WO2005064172A1 WO 2005064172 A1 WO2005064172 A1 WO 2005064172A1 JP 2004016980 W JP2004016980 W JP 2004016980W WO 2005064172 A1 WO2005064172 A1 WO 2005064172A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ball
- opening
- ball joint
- bearing seat
- socket
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/068—Special features relating to lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/0619—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part comprising a blind socket receiving the male part
- F16C11/0623—Construction or details of the socket member
- F16C11/0628—Construction or details of the socket member with linings
- F16C11/0633—Construction or details of the socket member with linings the linings being made of plastics
- F16C11/0638—Construction or details of the socket member with linings the linings being made of plastics characterised by geometrical details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/32—Articulated members
- Y10T403/32606—Pivoted
- Y10T403/32631—Universal ball and socket
- Y10T403/32721—Elastomeric seat
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/32—Articulated members
- Y10T403/32606—Pivoted
- Y10T403/32631—Universal ball and socket
- Y10T403/32737—Universal ball and socket including liner, shim, or discrete seat
Definitions
- the present invention relates to a ball joint bearing sheet for holding a lubricant between itself and the outer peripheral surface of a pole portion, and a pole joint having the same.
- a ball joint used for a suspension device or a steering device of an automobile has a pole stud having a substantially spherical ball portion, and a ball made of synthetic resin as a bearing seat provided in a socket. It is slidably mounted on the seat.
- the ball seat has a substantially spherical sliding surface along the outer peripheral surface of the ball portion. Grease as a lubricant is sealed between the outer peripheral surface of the ball portion and the sliding surface of the ball sheet (for example, see Patent Document 1).
- Patent Document 1 JP-A-2000-230540 (Pages 4-6, Fig. 1)
- the outer peripheral surface of the ball portion and the swelling surface of the ball sheet have substantially the same shape. Difficulty spreading between the outer peripheral surface of the ball portion and the sliding surface of the ball seat.
- the present invention has been made in view of the above points, and an object of the present invention is to provide a pole joint bearing sheet having improved lubricity and a pole joint provided with the same. Means for solving the problem
- the bearing seat of the ball joint according to claim 1 is provided in a socket having an opening, and holds a substantially spherical ball portion of a ball stud disposed in the socket in a rotatable manner.
- a bearing seat of a ball joint having a spherical sliding surface having a direction and a meridional direction and an opening communicating with the opening, wherein the bearing seat is opposed to the outer peripheral surface of the ball and alternates with the sliding surface.
- a plurality of housing recesses for housing the lubricant.
- the substantially spherical ball portion of the ball stud is opened on a spherical sliding surface that rotatably holds, and a plurality of recessed portions for housing the lubricant are opened at alternate positions. Since the recesses can be provided close to each other and provided in a well-balanced manner, even when the sliding of the ball portion is relatively small, the lubricant spreads between the respective housing recesses, and the lubricity is improved.
- each of the accommodating recesses is different in a weft position and a meridional position between adjacent ones.
- Each of the sliding surfaces has an opening.
- Each of the housing recesses is opened on the sliding surface so that the positions adjacent to each other are different from each other in the latitudinal position and the meridional position, so that the housing recesses are provided on the sliding surface in a more balanced manner. Is possible, so that lubricity is further improved.
- the bearing seat of the ball joint according to claim 3 is the bearing seat of the ball joint according to claim 1, wherein the accommodating recesses form a row along a predetermined direction, and each row of the row adjacent to each other.
- the opening areas are different from each other.
- the accommodating recesses can be provided closer to each other. , Lubricity is further improved.
- a ball joint bearing seat according to claim 4 is the ball joint bearing seat according to any one of claims 1 to 3, wherein the accommodation recess forms at least one step along the weft direction, and has an opening area.
- the accommodation recess forms at least one step along the weft direction, and has an opening area.
- the first housing portions has at least one step in the longitudinal direction and the equator side.
- Each stage has a step, and the step at one end in the longitudinal direction And a plurality of second accommodating portions provided so that the opening area is gradually increased from the equatorial side to the step.
- the plurality of first housing portions having substantially equal opening areas form at least one step along the weft direction, and one end side of at least one step of the first housing portion in the longitudinal direction.
- the equator side, two steps with the same opening area are formed along the weft direction, and the step force at one end in the longitudinal direction is the second housing so that the opening area gradually increases toward the step on the equator side.
- the bearing seat of the ball joint according to claim 5 is provided in a socket having an opening, and a spherical surface for rotatably holding a substantially spherical ball portion of a ball stud disposed in the socket.
- a bearing seat for a ball joint comprising a ball-shaped sliding surface and an opening communicating with the opening, wherein the bearing seat faces the outer peripheral surface of the ball portion and opens on the sliding surface, respectively,
- the lubricators are provided so as to form a step along the weft direction and to have an opening area that gradually increases from one end in the meridian direction to the equator side. It has a plurality of storage recesses for storing the agent.
- accommodation recesses for accommodating the lubricant are arranged in a row along the longitudinal direction and are equal to each other. Steps in the weft direction are formed by those having an opening area, and the step force at one end in the meridional direction is provided so that the opening area gradually increases toward the step on the equator side, so that one end in the meridional direction Force
- the space of the spherical sliding surface, whose area increases toward the equator can be used to make the storage recesses close to each other and provide a well-balanced space. Lubricant spreads between the accommodation recesses, and lubricity is improved.
- a ball joint bearing seat according to claim 6 is the ball joint bearing seat according to any one of claims 1 to 5, wherein the accommodating recesses are each opened in a substantially circular shape.
- the accommodating recesses are each opened in a substantially circular shape, so that the accommodating recesses adjacent to each other are opened. It is also possible to make the distance between the parts substantially uniform, and the lubricity is further improved.
- the ball joint according to claim 7 is a socket having an opening, the bearing seat according to any one of claims 1 to 6 provided in the socket, and is rotatable in the bearing seat. And a ball stud provided in the socket and held in the socket, and a ball stud provided with a stud protruding from the ball and inserted into the opening.
- the provision of the bearing seat according to any one of the first to sixth aspects makes it possible to improve lubricity.
- the plurality of ball studs are opened to the spherical sliding surface that rotatably holds the substantially spherical ball portion and accommodate the lubricant.
- the accommodation recesses By opening the accommodation recesses at alternate positions, the accommodation recesses can be provided close to each other and provided in a well-balanced manner, so that the sliding of the ball portion is relatively small! Even in the case, the lubricant spreads between each accommodation recess, Lubricity can be improved.
- each of the recessed portions is positioned in the weft direction between adjacent ones.
- the receiving recesses arranged in a row along the predetermined direction are adjacent to each other, taking advantage of the effect of the bearing seat of the ball joint according to the first aspect.
- the accommodation recesses can be provided closer to each other, and the lubricity can be further improved.
- the effect of the ball joint bearing sheet of any one of the first to third aspects is combined, and a plurality of the opening areas are substantially equal to each other.
- At least one step is formed along the weft direction in the first storage part, and at least one step of the first storage part has the same opening area at one longitudinal side and the equator side. Steps along the weft direction, red from one end in the longitudinal direction
- the force on one end side in the meridian direction can be used by utilizing the space of the spherical sliding surface whose area increases toward the equator side. Since the accommodating recess can be provided closer to each other, lubricating properties can be further improved.
- the housing recesses for housing the lubricant are arranged in a row along the longitudinal direction and have the same opening area as each other and form a step along the weft direction. And the step force on one end in the meridian direction The spherical surface on the sliding surface so that the opening area gradually increases toward the step on the equator side, so that the force on the one end in the meridian direction increases in area toward the equator
- the housing recesses can be provided close to each other and provided in a well-balanced manner, so that even when the ball slides relatively small, the lubricant spreads between the housing recesses, improving lubricity. it can.
- each of the housing recesses has a substantially circular shape in accordance with the effect of the bearing seat of the ball joint according to any one of claims 1 to 5.
- FIG. 1 is a longitudinal sectional view showing a part of a ball joint according to a first embodiment of the present invention.
- FIG. 2 is a perspective view showing a bearing seat of the ball joint.
- FIG. 3 is an enlarged perspective view showing a part of the bearing seat.
- FIG. 4 is a longitudinal sectional view showing the same ball joint.
- FIG. 5 is a longitudinal sectional view showing a part of a ball joint according to a second embodiment of the present invention.
- FIG. 6 is a longitudinal sectional view showing a part of a ball joint according to a third embodiment of the present invention. Explanation of symbols
- reference numeral 1 denotes a ball joint.
- the ball joint 1 is used for, for example, a suspension device or a steering device of an automobile, and has a substantially cylindrical cylindrical socket 2 made of metal or the like, and a steel joint. And a ball cover 4 made of a synthetic resin as a bearing sheet, and a dust cover 5 formed of a soft synthetic resin or the like in a substantially cylindrical shape.
- the socket 2 includes a socket body 11 and a plug 12.
- the socket body 11 is formed in a bottomed cylindrical shape integrally provided with an insertion hole 13 opened at one end and a bottom portion 14 closed at the other end.
- the plug 12 is formed in a cylindrical shape that is attached to the insertion hole 13 of the socket body 11 and that opens the opening 15.
- a contact portion 21 having a large diameter is formed in a step shape so as to have a dimension substantially equal to the outer diameter of the plug 12.
- a caulking portion 22 which is thinner than the socket body 11 and is coaxially provided in a cylindrical shape is provided. The squeezing portion 22 locks and fixes the plug 12 by being swaged inward.
- the bottom portion 14 of the socket main body 11 is provided with a planar inner bottom surface portion 23 substantially parallel to the opening portion 15 of the plug 12, and the inner bottom surface portion 23 has an opening 15 formed therein. Expanding toward The body is provided with a sloping surface portion 24 which is expanded and inclined.
- the socket 2 has an inner chamber 25 continuous with the opening 15 formed therein, and the opening 2 and the inner chamber 25 make the socket 2 substantially cylindrical with a bottom.
- a connecting portion having a male screw, a female screw, an arm, and the like (not shown) is provided on the side surface of the socket body 11 of the socket 2 or the lower surface of the bottom portion 14.
- the ball stud 3 has a substantially spherical ball portion 31 as a ball head, a small diameter portion 32 inserted through the opening 15 of the socket 2, and a substantially cylindrical stud portion 33 as a shaft portion. It is formed integrally in a rod shape.
- the ball portion 31 is formed to be larger in diameter than the stud portion 33.
- An external thread portion 34 is provided at the tip of the stud portion 33.
- the Bonore sheet 4 is made of a synthetic resin having good load-bearing stiffness and elasticity having good bearing characteristics, such as polyacetal resin, polyurethane resin, and polyamide resin.
- the ball seat 4 has a cylindrical body 41.
- An opening 42 communicating with the opening 15 is formed at one end of the body 41 in the axial direction, that is, in the longitudinal direction.
- the ball portion 31 of the ball stud 3 is inserted into the opening 42, and the stud portion 33 is inserted therethrough.
- an inclined plate portion 43 On the other hand, on the other end of the body 41 in the longitudinal direction, an inclined plate portion 43 whose outer surface is opposed to and abuts on the inclined surface portion 24 of the socket 2 is provided on the body.
- a bottom plate portion 44 whose outer surface is in contact with and contacts the inner bottom surface portion 23 of the socket 2 is provided on the body.
- a through hole 45 penetrating in the vertical direction and having a lower end portion closed by the inner bottom surface portion 23.
- the ball seat 4 has a substantially spherical sliding shape corresponding to the entire inner surface of the body portion 41, the inclined plate portion 43 and the bottom plate portion 44, that is, the force between the through hole 45 and the opening 42.
- the sliding surface 46 is formed into a cylindrical shape that slidably holds the ball portion 31. That is, the sliding surface 46 has a vertical direction from the through hole 45 at one end in the axial direction to the opening 42 at the other end in the axial direction as shown in FIG. It has an opening 42 and a weft direction which is a concentric circumferential direction.
- the sliding surface 46 is provided with a plurality of dimples 51 which are recesses serving as accommodation recesses.
- the dimples 51 face the outer peripheral surface of the ball portion 31 and Each of the sliding surfaces 46 has a circular opening toward O, and is provided on the entire sliding surface 46 on the through hole 45 side of the equator E of the ball seat 4 in the weft direction.
- the equator E of the ball seat 4 is a portion substantially coincident with the equator position of the ball portion 31 of the ball stud 3 in a state where the ball portion 31 of the ball stud 3 is held on the ball seat 4.
- the equatorial position 31 is a position where the diameter of the outer peripheral surface of the ball portion 31 is the maximum.
- These dimples 51 are composed of a first dimple 52 as a first storage part and a second dimple 53 as a second storage part.
- the first dimples 52 are arranged in a row along the meridional direction of the ball seat 4 from the through hole 45 side, which is one end of the ball seat 4 in the meridional direction, to the equator E side.
- a plurality of stages for example, three stages, are provided adjacent to each other along the direction.
- the first dimples 52 have the same opening area. That is, the first dimples 52 have the same diameter dimension a.
- the first dimples 52 are arranged in rows so that they are substantially equiangular with each other in the weft direction of the ball sheet 4. Say! In other words, the first dimples 52 are arranged substantially evenly in the weft direction of the ball seat 4.
- Each step of the first dimple 52 is arranged concentrically around the central axis of the ball seat 4.
- the second dimples 53 are located between the first dimple 52 and the weft direction and the longitudinal direction of the ball seat 4. In other words, the second dimples 53 are provided at substantially the middle of the row of the first dimples 52 at different positions in the weft direction from each other.
- the second dimple 53 has a small dimple 54 and a large dimple 55.
- the small dimple 54 has, for example, a diameter dimension b smaller than the diameter dimension a of the first dimple 52. That is, the small dimple 54 has a smaller opening area than the first dimple 52.
- the large dimple 55 has, for example, a diameter c larger than the diameter a of the first dimple 52. That is, the large dimple 55 has a larger opening area than the first dimple 52 and the small dimple 54.
- the small dimple 54 and the large dimple 55 form a row along the longitudinal direction of the ball sheet 4 between the first dimples 52, and are arranged alternately with respect to the first dimple 52. Is placed. Further, the large dimple 55 is located closer to the equator E of the ball seat 4 than the small dimple 54 is. Therefore, the second dimples 53 are arranged so that the opening area is gradually increased from the through hole 45 side to the equator E side.
- the small dimple 54 and the large dimple 55 are respectively arranged concentrically around the central axis of the ball seat 4.
- the dimples 51 are adjacent to each other at substantially equal intervals in the weft and meridian directions of the ball seat 4, and are disposed on the sliding surface 46 on the through hole 45 side of the equator E of the ball seat 4. They are provided concentrically alternately around the central axis, that is, staggered. In other words, the dimples 51 are located at one weft diagonal position and one dimple position adjacent to the first dimple 52 and the dimples 54 adjacent to the first dimple 52, or at different positions in the latitudinal and longitudinal directions.
- the small dimple 54 and the large dimple 55 form a step along the weft direction, for example, on the through hole 45 side and the equator E side in the longitudinal direction of the step at the center of the first dimple 52. Therefore, the numbers of the first dimples 52, the small dimples 54, and the large dimples 55 are the same as each other.
- Each dimple 51 contains grease 61 as a lubricant.
- the dolly 61 is sealed in the ball seat 4 before inserting the ball portion 31 into the ball seat 4.
- the dust cover 5 is also called a dust seal or a boot, and is formed in a substantially cylindrical shape having an annular fitting portion 62 at one end.
- the fitting portion 62 is locked by an annular clip 64 in an annular dust cover groove 63 provided on the outer peripheral surface of the socket body 11 of the socket 2.
- the ball that holds the ball portion 31 rotatably
- a plurality of dimples / layers 51 that open to the planar sliding surface 46 and accommodate the grease 61 are provided at alternate positions.
- a first Dinpunore 5 2 the first is the small di sample 54 adjacent to the dimples 52 Les, has a large dimples 55, different weft direction positions Contact Yopi through directions It is configured to be located at the position.
- the dead space between the dimples 51 can be effectively used, and the dimples 51 can be provided close to each other in a well-balanced manner.
- the sliding of the ball portion 31 is relatively small! / Even in the case, the grease 61 spreads between the dimples 51, preventing the oil film from being cut to the utmost and improving the lubricating property.Also, the ball section 31 slides with the grease 61 fully spread and the ball Since the wear resistance of the seat 4 is improved, the durability of the ball joint 1 can also be improved.
- the opening areas are substantially equal to each other, and the plurality of first dimples 52 form three steps along the weft direction.
- a large dimple with a larger opening area than the small dimple 54 is located on the equator E side of the center step of the first dimple 52 on the side of the center step on the side of the through hole 45 with small dimples 54 along the weft direction.
- the second dimple 53 is provided stepwise along the weft direction.
- the space between the dimples 51 may be provided closer to each other by effectively utilizing the space of the spherical sliding surface 46 whose area increases from the through hole 45 side to the equator E side.
- the lubricity can be further improved.
- the distance between the adjacent dimples 51 is made substantially equal as compared with, for example, the case where the dimples are formed in a square shape, so that the grease between the dimples 51 is formed. Since lubrication by 61 can be easily achieved, lubricity can be further improved.
- the dimples 51 have a substantially spherical concave shape, the pressure per unit area applied to each of the dimples 51 can be made substantially uniform, so that the strength of the ball seat 4 can be improved.
- the dimples 51 lose their directivity and wear.
- the first dimples 52 are formed one step in the weft direction of the ball seat 4.
- the second dimple 53 is formed by forming a small dimple 54 and a large dimple 55 along the weft direction on the side of the ball seat 4 in the longitudinal direction of the ball seat 4 of the first dimple 52 and on the equator E side. It is arranged.
- the small dimple 54 and the large dimple 55 are located at a different position from the first dimple 52 in the weft direction of the ball seat 4, and are arranged in a row in the meridional direction of the ball seat 4.
- the dimples 51 are arranged such that the first dimples 52 and the second dimples 53 have different forces.
- the dimples 51 extend from the step on the side of the through hole 45 in the longitudinal direction of the ball seat 4
- the opening area is formed so as to gradually increase toward the step on the E side.
- the small dimple 54 and the large dimple 55 may have any arbitrary diameter dimension separately from the diameter dimension a of the first dimple 52. Can be set to
- a dimple having a diameter substantially equal to the first dimple 52 and having a diameter dimension is provided at a position different from that of the first dimple 52 by a dimple 51. It is possible to construct
- dimples 51 can be provided on the sliding surface 46 at alternate positions in a well-balanced manner, small-diameter dimples can be provided between the respective steps of the dimples 52 and 53.
- dimples 51 can be provided on the sliding surface 46 at alternate positions in a well-balanced manner, small-diameter dimples can be provided between the respective steps of the dimples 52 and 53.
- the sliding surface 46 is provided with a plurality of dimples 65 that are recesses as accommodation recesses. . These dimples 65 are formed in three stages including, for example, a small dimple 65a, a middle dimple 65b, and a large dimple 65c.
- the dimples 65a to 65c face the outer peripheral surface of the ball portion 31 and open in a circular shape toward the center O of the ball portion 31, similarly to the first dimple 52 and the second dimple 53, respectively.
- the ball seat 4 is provided over the entire sliding surface 46 on the side of the through hole 45 with respect to the equator E in the weft direction.
- the dimples 65a to 65c form a plurality of rows, for example, three rows adjacent to each other along the meridional direction of the ball seat 4 from the through hole 45 side to the equator E side, and are adjacent to the ball seat 4 in the weft direction. A plurality is provided.
- each of the dimples 65a to 65c is arranged substantially evenly in the weft direction of the ball seat 4.
- Each step of the dimple 65 is arranged concentrically around the central axis of the ball seat 4.
- Each of the dimples 65a to 65c forms a row along the longitudinal direction of the ball seat 4, and is sequentially arranged from the through hole 45 side to the equator E side. Therefore, the dimples 65 are arranged so that the opening area is gradually increased.
- the dimples 65 are adjacent to each other at substantially equal intervals in the weft direction and the meridian direction of the ball sheet 4, and are disposed on the sliding surface 46 on the through hole 45 side of the equator E of the ball sheet 4. It is provided almost equally concentrically around the central axis.
- each of the dimples 51 and 65 may have a shape other than a circular shape.
- the number of dimples 51, 65 in the weft direction may be increased or decreased as compared with the above embodiments.
- a configuration is also possible in which the dimples 51 and 65 are provided on the entire sliding surface 46, that is, on the entire circumference of the sliding surface 46 from the through hole 45 to the opening 42.
- the ball seat 4 may be a bottomed cylindrical member having no through hole 45.
- the configuration of the ball joint 1 is not limited to the above configuration.
- the present invention is used for, for example, a suspension system or a steering system of an automobile.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/596,245 US7588384B2 (en) | 2003-12-25 | 2004-11-16 | Ball joint and bearing seat thereof |
EP04820873A EP1701048A4 (en) | 2003-12-25 | 2004-11-16 | BALL JOINT AND BALL JOINT SUPPORT SEAT |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-431213 | 2003-12-25 | ||
JP2003431213A JP4347682B2 (ja) | 2003-12-25 | 2003-12-25 | ボールジョイントおよびそのベアリングシート |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005064172A1 true WO2005064172A1 (ja) | 2005-07-14 |
Family
ID=34736377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/016980 WO2005064172A1 (ja) | 2003-12-25 | 2004-11-16 | ボールジョイントおよびそのベアリングシート |
Country Status (5)
Country | Link |
---|---|
US (1) | US7588384B2 (ja) |
EP (1) | EP1701048A4 (ja) |
JP (1) | JP4347682B2 (ja) |
CN (1) | CN100436845C (ja) |
WO (1) | WO2005064172A1 (ja) |
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US9005307B2 (en) | 2006-11-07 | 2015-04-14 | Biomedflex, Llc | Prosthetic ball-and-socket joint |
US8029574B2 (en) | 2006-11-07 | 2011-10-04 | Biomedflex Llc | Prosthetic knee joint |
US20110166671A1 (en) | 2006-11-07 | 2011-07-07 | Kellar Franz W | Prosthetic joint |
US8308812B2 (en) | 2006-11-07 | 2012-11-13 | Biomedflex, Llc | Prosthetic joint assembly and joint member therefor |
US8070823B2 (en) | 2006-11-07 | 2011-12-06 | Biomedflex Llc | Prosthetic ball-and-socket joint |
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US8512413B2 (en) | 2006-11-07 | 2013-08-20 | Biomedflex, Llc | Prosthetic knee joint |
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JP5842402B2 (ja) * | 2011-06-20 | 2016-01-13 | オイレス工業株式会社 | スラスト滑り軸受 |
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CN102518924A (zh) * | 2011-12-20 | 2012-06-27 | 西安奥奈特固体润滑工程学研究有限公司 | 一种复合固体润滑潜伏式润滑方法 |
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- 2004-11-16 CN CNB2004800349356A patent/CN100436845C/zh not_active Expired - Fee Related
- 2004-11-16 US US10/596,245 patent/US7588384B2/en active Active
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Also Published As
Publication number | Publication date |
---|---|
EP1701048A4 (en) | 2009-06-17 |
US20070140784A1 (en) | 2007-06-21 |
JP4347682B2 (ja) | 2009-10-21 |
EP1701048A1 (en) | 2006-09-13 |
US7588384B2 (en) | 2009-09-15 |
CN100436845C (zh) | 2008-11-26 |
CN1886599A (zh) | 2006-12-27 |
JP2005188645A (ja) | 2005-07-14 |
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