WO1998005877A1 - Chariot de transfert de dispositif de guidage lineaire - Google Patents
Chariot de transfert de dispositif de guidage lineaire Download PDFInfo
- Publication number
- WO1998005877A1 WO1998005877A1 PCT/JP1997/002719 JP9702719W WO9805877A1 WO 1998005877 A1 WO1998005877 A1 WO 1998005877A1 JP 9702719 W JP9702719 W JP 9702719W WO 9805877 A1 WO9805877 A1 WO 9805877A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ball
- slider
- block
- block body
- synthetic resin
- 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
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
-
- 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
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
- F16C29/0652—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage
- F16C29/0654—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls
- F16C29/0657—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls with two rows of balls, one on each side of the rail
-
- 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
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0602—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly
-
- 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
- F16C2220/00—Shaping
- F16C2220/02—Shaping by casting
- F16C2220/04—Shaping by casting by injection-moulding
Definitions
- the present invention moves along a track rail provided on a fixed portion such as a bed or a column, and guides a movable body such as a work table of a machine tool or an industrial robot while applying a load. More particularly, the present invention relates to an improvement in a slider formed by adding a synthetic resin to a metal block main body.
- a track rail provided on a fixed portion such as a bead and formed with a rolling surface of a ball, and a track rail having a number of balls interposed therebetween.
- a slider which is assembled and moves along the track rail while supporting a movable body such as a table is known.
- the above-mentioned slider has a load rolling surface facing the rolling surface of the track rail through the ball and a ball return hole parallel to the load rolling surface, so that the ball can be used for rolling.
- a movable block that can move along the track rail, and the direction of the ball that is fixed to each of the front and rear end faces of the movable block and that connects and connects the load rolling surface and the ball return hole It is composed of a pair of lids having a turning path, and the above-mentioned lids are fixed to the front and rear end faces of the moving block to change the direction between the load rolling surface and the end of the ball return hole.
- the ball is connected by a road, and an infinite circulation path of the ball is completed in the slider.
- Fig. 12 shows an example of the slider of the linear guide device manufactured by such a method.
- the slider 101 mounted on the track rail 100 is this example. It is also composed of a moving block 102 and a pair of lids 103, 103.
- the moving block 102 is formed by injection molding a synthetic resin with respect to the metal block body 105 having the load rolling surface 104, and As shown in Fig. 13, the load rolling surface 1 is formed by a side molded portion 106 that is thinned below the outer surface of the block body 105.
- a ball return larva L 107 corresponding to 04 is formed.
- the block body 1 In order to simplify the shape of the lid 103, the block body 1
- a semi-circular ball guide (not shown) for guiding to 7 is formed.
- a complicated shape can be moved simply by filling the block body 105 with the synthetic resin.
- the block 102 can be easily manufactured, and the ball return hole 107 for rolling the unloaded ball and the ball turning path are formed continuously with synthetic resin. It also has the advantages of smoothing ball circulation and reducing noise when rolling the ball.
- the molded article made of synthetic resin by injection molding shrinks in the direction of its thickness, and the main body of the block should form the ball return hole 107 as described above. Insert the side molded part 106 into the outer surface of 105 When attached, the side surface forming portion 106 contracts in its longitudinal direction, that is, in a direction parallel to the ball return hole 107.
- the end faces 108, 108 of the block main body 105 are also formed by injection molding of synthetic resin on both end faces, and the end face shaped parts 108 are formed on the side faces. Since it is formed continuously and integrally with the forming portion 106, if a contraction force is generated in the side surface forming portion 106 for the above-described reason, this contraction force is applied to the end face forming portion 10 8 results in a non-uniform effect.
- the end face forming part 108 is pulled by the side face forming part 106 to be deformed. There was a problem that the part 108 was lifted up from the end face of the block main body 105, and a gap was generated between the two parts 105, 108.
- a lid body 103 is fixed to the end face forming part 108 so that a direction changing path of the ball is provided in the slider 101, but the end face forming part 108 is provided.
- the lid 103 cannot be fixed tightly, and the turning path cannot be formed accurately.
- the completed ball cannot be smoothly guided to the ball return hole 107. Disclosure of the invention
- the present invention has been made in view of such problems, and a purpose thereof is to fill a metal block main body with a synthetic resin and return a ball to a hole for returning a ball to a direction of a ball.
- a purpose thereof is to fill a metal block main body with a synthetic resin and return a ball to a hole for returning a ball to a direction of a ball.
- deformation of the end face forming portions that are thickened on the front and rear end faces of the block body is prevented, thereby forming the turning path with high accuracy.
- An object of the present invention is to provide a slider of a linear guide device capable of achieving a ring.
- the present invention provides the following two linear guide device sliders.
- the first invention has a horizontal portion and a pair of scarts hanging down from the horizontal portion, and is formed in a substantially saddle-shaped cross section.
- the metal block body with the rolling surface formed thereon and the outer surface of each slot of the block body by injection molding of synthetic resin are filled with A side molding part that forms a corresponding ball return hole, and also is filled with both ends in the longitudinal direction of the block body by injection molding of a synthetic resin and is continuous with the side molding part, and the load rolling is performed.
- an end face forming part that forms an arc-shaped ball guide part for guiding the ball that has finished rolling on the surface to the ball return hole.
- the block slider is mounted on the upper surface of the horizontal portion of the block body at the same time as the side molding portion and the end surface molding portion by injection molding of synthetic resin. It is characterized in that there is provided an upper surface forming portion which is thickened and interconnects end surface forming portions located at both end surfaces of the block main body.
- the second invention has a horizontal portion and a scart portion hanging from one end of the horizontal portion and is formed in a substantially L-shaped cross section, and the lower surface side of the horizontal portion and the inner surface side of the scart portion
- the metal block body with the load rolling surface on which the ball rolls is formed, and the tip of the horizontal part of the block body and the outer surface of the scar part are filled by injection molding of synthetic resin.
- the slider of the linear guide device which engages with the track rail through the rail and moves along the track rail, is provided on the upper surface of the horizontal portion of the block body by injection molding of synthetic resin.
- An upper surface forming portion is provided at the same time as the side surface forming portion and the end surface forming portion, and is provided on the block main body and interconnects the end surface forming portions located at both end surfaces of the block main body. Things.
- FIG. 1 is a perspective view showing a first embodiment of a linear guide device to which the present invention is applied,
- FIG. 2 is a front view and a cross-sectional view of the linear guide device shown in FIG.
- FIG. 3 is a side view showing the moving block according to the first embodiment
- FIG. 4 is a front view and a sectional view of the moving block according to the first embodiment
- FIG. 5 is a rear view of the lid according to the first embodiment
- Fig. 6 is provided on the slider of the linear guide device according to the first embodiment. Sectional view showing the infinite circulation path of the ball,
- FIG. 7 is an exploded sectional view showing an engagement state between the lid and the moving block according to the first embodiment
- FIG. 8 is a front view showing the block body according to the first embodiment
- FIG. 9 is a perspective view showing a second embodiment of the linear guide device to which the present invention is applied
- FIG. 10 is a plan view of the linear guide device shown in FIG. 1
- FIG. 11 is a cross-sectional view of FIG.
- F i. 1 2 is a perspective view showing a conventional linear guide device
- Fig. 13 is a cross-sectional view showing the structure of the slider of the linear guide device shown in Fig. 12;
- Fig. 14 is a plan view and a side view showing a state of deformation of an end face molded portion in a slider of a conventional linear guide device.
- FIGS. 1 and 2 show a first embodiment of a linear guide device in which the slider of the present invention is combined with a track rail.
- reference numeral 1 denotes a track rail provided for a fixed part such as a machine tool bead
- reference numeral 2 denotes a slider for guiding a movable body such as a table along the track rail 1
- reference numeral 3 denotes a slider. Is a ball that rolls while applying a load between the track rail 1 and the slider 2 and that circulates infinitely in the slider 2.
- the track rail 1 is formed in a substantially rectangular cross section, and the ball rolling surface 11 on which the ball 3 rolls is formed on both sides thereof in the longitudinal direction (perpendicular to the paper surface of FIG. 2).
- the movable block 4 has a substantially saddle-shaped cross section including a horizontal portion 4a on which the mounting surface 41 is formed and a pair of skat portions 4b, 4b hanging from the horizontal portion 4a.
- a load rolling surface 43 facing the ball rolling surface 11 of the track rail 1 is formed on the inner surface side of each of the scar portions 4b.
- a ball return hole 44 corresponding to each load rolling surface 43 is formed in each scar part 4b, and the ball released from the load after rolling on the load rolling surface 43 is completed. 3 rolls in the direction opposite to the rolling direction on the load rolling surface 4 3.
- semicircular ball guides 46 are protruded from both front and rear end faces of the moving block 4, and a cover 5 described later is provided.
- a direction changing path of the ball 3 is formed, and the ball 3 entering and exiting the ball return hole 4 4 is guided.
- positioning bosses 47 of the lid 5 are provided on both front and rear end surfaces of the movable block 4.
- FIG. 5 shows the contact surface of the lid 5 with the moving block 4. It is shown.
- a U-shaped groove 51 constituting a direction change path of the ball 3 is formed on the contact surface, and the ball rolling surface i 1 of the track rail 1 is formed at an end of the U-shaped groove 51.
- a projecting piece 52 is formed to scoop the rolling ball 3 into the U-shaped groove 51.
- the lid 5 has a positioning hole 53 into which a positioning boss 47 on the moving block 4 is fitted.
- FIG. 6 is a sectional view showing an infinite circulation path of the ball 3 provided in the slider 2.
- the infinite circulation path moves the lid 5 as shown in FIG. Completed by fixing to the end face of That is, when the lid 5 is fixed to the movable block 4, the ball guide portion 46 of the movable block 4 fits into the U-shaped groove 51 of the lid 5 and the U-shaped direction.
- the turning path 54 is completed, and the load rolling surface 43 of the moving block 4 is connected to the ball return hole 44 by the turning path 54.
- the ball 3 that has been loaded between the ball rolling surface 11 of the track rail 1 and the load rolling surface 43 of the moving block 4 is moved by the slider 2
- the above-mentioned load is released and the vehicle enters the direction changing path 54 of one of the lids 5.
- the ball is moved in the ball return hole 4 4 of the moving block 4 in the direction opposite to the rolling direction at.
- the ball 3 that has finished rolling in the ball return hole 4 4 reenters between the track rail 1 and the moving block 4 via the direction changing path 54 of the other lid 5 and applies a load. While rolling on the load rolling surface 43.
- the moving block 4 forming the slider 2 is manufactured by using injection molding of a synthetic resin. That is, the moving block 4 is combined with the metal block body 40 formed by machining.
- the part where mechanical strength is required such as the movable body mounting surface 41 and the load rolling surface 43 of the ball 3 described above, is formed by injection molding resin.
- parts where mechanical strength is not important such as the ball return hole 44, the ball guide 46, the positioning boss 47, are made of synthetic resin, and the movable block 4 is as light as possible. Is being planned.
- the block main body 40 is first formed into a schematic shape such as a horizontal portion 4a and skirt portions 4b, 4b by a drawing process. At this time, the outer surface of the skirt portion 4b is formed. A recess 47 is formed later to fill the synthetic resin. Further, the block body 40 formed into a predetermined shape by the drawing process is subjected to a grinding process, whereby the movable body mounting surface 41 and the load rolling surface 43 are formed. Are formed with a predetermined accuracy.
- Synthetic resin is applied to the block body 40 finished in a predetermined shape by injection molding, but in such injection molding, it is formed on the scar portion 4b of the block body 40.
- End moldings 49 are formed on the front and rear end surfaces of the block body 40 in the recesses 47.
- the former moldings 48 are provided with the ball return holes 44.
- the end face forming portion 49 forms the ball guide portion 46 and the positioning boss 47.
- the amount of shrinkage of the side molded portion 48 that is fleshed along the longitudinal direction of the block body 40 is smaller. It is considered that it is larger than that of the end face forming portion 49 which is fleshed along the width direction of the block body 40, and the moving block 4 manufactured by the injection molding described above. If left unattended, the end face forming part 49 is pulled by the side forming part 48 and deforms as shown in FIG. There is a concern that a gap may occur between the shape part 49 and the block body 40.
- the above-mentioned end face forming part 49 and side face forming part 48 are injection-molded between a pair of movable body mounting surfaces 41, 41 on the upper surface of the block body 40.
- the upper surface forming portion 50 is thickened so that a pair of end surface forming portions 49, 49 located on both end surfaces of the block body 40 are connected by the upper surface forming portion 50.
- the end surface forming portion 49 since the upper surface forming portion 50 restrains the deformation of the end surface forming portion 49, the end surface forming portion 49 does not generate a gap with respect to the block body 40. As a result, the movable block 4 manufactured by injection molding can be effectively prevented from being deformed over time. Further, since the deformation of the end face forming part 49 is prevented, the lid 5 can be tightly fixed to the end face forming part 49, and the body completed by fixing the lid 5 can be completed. 6 and FIG. 7 can be formed with high precision and a smooth infinite circulation of the ball 3 can be achieved.
- FIG. 9 to 11 show a second embodiment of the linear guide device in which the slider of the present invention is combined with a track rail.
- This linear guide device is also provided with a track rail 6 and a slider 7 which is mounted on the track rail via a ball 8 and guides a movable body along the track rail 5 as in the first embodiment.
- the slider 7 is composed of a moving block 9 in which a mounting surface 7 1 of a movable body and a tap hole 72 of a mounting bolt are machined, and front and rear ends of the moving block 9. And a pair of lids 10 fixed to the surface.
- Two ball rolling surfaces 6 1 a, 6 1 are also provided on the side of the track rail 6.
- the point that b is formed is the same as that of the first embodiment described above.
- the ball rolling surface 61a on one side is formed upward at an angle of 45 ° with the horizontal direction.
- the ball rolling surface 61b on the other side is formed downward at an angle of 12.5 ° with the horizontal direction.
- the track rail 6 is provided with bolt mounting holes 62 at appropriate intervals in the longitudinal direction thereof.
- the movable block 9 includes a horizontal portion 9 a on which the movable body mounting surface 71 is formed and a scar portion 9 that hangs down from one end of the horizontal portion 9 a.
- the upper part of the track rail 6 is formed in a recess formed by the horizontal portion 9a and the scart portion 9b.
- the load rolling surface 9 3a facing the upward ball rolling surface 61a of the track rail 6 is placed on the inner side of the skirt portion 9b.
- Has a load rolling surface 93 b facing the downward ball rolling surface 6 1 b of the track rail 6, and the ball 8 supporting the movement of the slider 2 with respect to the track rail 6 is The ball rolls while being sandwiched between the ball rolling surfaces 61a and 61b and the load rolling surfaces 93a and 93b.
- retainer portions 92 are formed on both sides of the load rolling surfaces 93a and 93b of the moving block 9, and when the slider 7 is removed from the track rail 6, The ball 8 located on the load rolling surfaces 93a and 93b is prevented from rolling off the slider 7.
- the horizontal portion 9a and the skirt portion 9b are formed with ball return holes 94a and 94b corresponding to the load rolling surfaces 93a and 93b, respectively.
- the ball 8 released from the load after rolling on the above-mentioned load rolling surfaces 93a, 93b is in the opposite direction to the rolling direction on the load rolling surfaces 93a, 93b. It is supposed to roll.
- the front and rear end faces of the moving block 9 are provided.
- the moving block 9 constituting the slider 7 is formed by injection molding a synthetic resin to the metal block body 90 by injection molding.
- side moldings 98 are provided on the front end of the horizontal portion of the block main body 90 and the outer surface of the cut portion 9b, and on both front and rear end surfaces of the block main body 90.
- the end face forming part 99 is formed to be fleshed, and the former side face forming part 98 forms the ball return holes 94a and 94b, while the latter end face forming part 99 forms the ball guide part.
- the movable block 9 of the present embodiment manufactured in this manner also has the shape of the end face forming part 9 in consideration of the shrinkage of the side face forming part 98 and the end face forming part 99 after the completion of the injection molding. 9 is pulled and deformed by the contraction of the side surface forming portion 98, and there is a concern that a gap may be formed between the end surface forming portion 99 and the block body 90. The same countermeasures as in the first embodiment are taken.
- the upper surface forming is performed.
- the part 97 is fleshed out, and the pair of end face forming parts 99, 99 located on both end faces of the block body 90 are connected by the upper face forming part 97.
- the slider of the linear guide device of the present invention when the slider is manufactured by fleshing the metal block with the synthetic resin, the horizontal position of the block is reduced.
- the upper surface forming portion is fleshed on the upper surface of the portion, and the pair of end surface forming portions fleshed on both end surfaces of the block body are interconnected by the upper surface forming portion.
- the deformation at the end can be suppressed, and the end face molded portion can be brought into close contact with the end face of the block body without any gap.
- the lid is fixed to the end face forming portion to form an infinite circulation path of the ball, the deformation of the end face forming portion can be suppressed according to the present invention.
- the ball can be tightly fixed to the part, thereby enabling a smooth infinite circulation of the ball to be achieved.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/043,585 US5911509A (en) | 1996-08-06 | 1997-08-05 | Slider for linear guide unit |
KR1019980702435A KR19990063961A (ko) | 1996-08-06 | 1997-08-05 | 직선 안내장치의 슬라이더 |
EP97933909A EP0854302A4 (en) | 1996-08-06 | 1997-08-05 | LINEAR GUIDANCE DEVICE TRANSFER TROLLEY |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8/206910 | 1996-08-06 | ||
JP20691096A JPH1047343A (ja) | 1996-08-06 | 1996-08-06 | 直線案内装置のスライダ |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998005877A1 true WO1998005877A1 (fr) | 1998-02-12 |
Family
ID=16531108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1997/002719 WO1998005877A1 (fr) | 1996-08-06 | 1997-08-05 | Chariot de transfert de dispositif de guidage lineaire |
Country Status (6)
Country | Link |
---|---|
US (1) | US5911509A (ja) |
EP (1) | EP0854302A4 (ja) |
JP (1) | JPH1047343A (ja) |
KR (1) | KR19990063961A (ja) |
TW (1) | TW407187B (ja) |
WO (1) | WO1998005877A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3299455B2 (ja) * | 1996-10-14 | 2002-07-08 | テイエチケー株式会社 | 転がり運動案内装置の移動ブロックの成形方法 |
JP4447781B2 (ja) * | 1998-09-11 | 2010-04-07 | シエツフレル コマンディートゲゼルシャフト | リニア転がり軸受け |
US6443619B1 (en) * | 1998-12-23 | 2002-09-03 | Rexroth Star Gmbh | Guide unit |
JP3420204B2 (ja) | 2000-11-17 | 2003-06-23 | Thk株式会社 | 案内装置 |
DE102004026369A1 (de) * | 2004-05-29 | 2005-12-15 | Rexroth Star Gmbh | Linearwälzlager mit Wälzkörperausrichtung |
KR100624772B1 (ko) * | 2004-07-29 | 2006-09-19 | 주식회사 에스비씨리니어 | 베어링 블록 및 이 베어링 블록을 채택한 리니어 모션 유닛 |
ITBS20040040U1 (it) * | 2004-08-06 | 2004-11-06 | Gimatic Spa | Cuscinetto lineare a ricircolo di sfere |
US8220997B2 (en) * | 2009-08-04 | 2012-07-17 | Hiwin Technologies Corp. | Circulating system for a linear guideway |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05248433A (ja) * | 1992-03-09 | 1993-09-24 | Koyo Seiko Co Ltd | 直動形ガイド装置 |
JPH07317762A (ja) | 1994-05-20 | 1995-12-08 | Thk Kk | 転がり案内装置および転がり案内装置の移動ブロックの製造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5755516A (en) * | 1994-05-20 | 1998-05-26 | Thk Co., Ltd. | Rolling guide apparatus and method of manufacturing movable block of rolling guide apparatus |
-
1996
- 1996-08-06 JP JP20691096A patent/JPH1047343A/ja active Pending
-
1997
- 1997-08-05 TW TW86111201A patent/TW407187B/zh not_active IP Right Cessation
- 1997-08-05 EP EP97933909A patent/EP0854302A4/en not_active Withdrawn
- 1997-08-05 KR KR1019980702435A patent/KR19990063961A/ko not_active Application Discontinuation
- 1997-08-05 US US09/043,585 patent/US5911509A/en not_active Expired - Lifetime
- 1997-08-05 WO PCT/JP1997/002719 patent/WO1998005877A1/ja not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05248433A (ja) * | 1992-03-09 | 1993-09-24 | Koyo Seiko Co Ltd | 直動形ガイド装置 |
JPH07317762A (ja) | 1994-05-20 | 1995-12-08 | Thk Kk | 転がり案内装置および転がり案内装置の移動ブロックの製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP0854302A4 * |
Also Published As
Publication number | Publication date |
---|---|
JPH1047343A (ja) | 1998-02-17 |
KR19990063961A (ko) | 1999-07-26 |
TW407187B (en) | 2000-10-01 |
EP0854302A1 (en) | 1998-07-22 |
US5911509A (en) | 1999-06-15 |
EP0854302A4 (en) | 2000-01-26 |
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