WO1998017520A1 - Dispositif support de boite d'essieu pour bogie - Google Patents
Dispositif support de boite d'essieu pour bogie Download PDFInfo
- Publication number
- WO1998017520A1 WO1998017520A1 PCT/JP1997/003765 JP9703765W WO9817520A1 WO 1998017520 A1 WO1998017520 A1 WO 1998017520A1 JP 9703765 W JP9703765 W JP 9703765W WO 9817520 A1 WO9817520 A1 WO 9817520A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- axle box
- support device
- axle
- center
- box support
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
- B61F5/30—Axle-boxes mounted for movement under spring control in vehicle or bogie underframes
- B61F5/305—Axle-boxes mounted for movement under spring control in vehicle or bogie underframes incorporating rubber springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G11/00—Buffers
- B61G11/08—Buffers with rubber springs
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
Definitions
- the present invention relates to an axle box support device for a bogie for a railway vehicle, and more particularly to an axle box support device suitable for use in a bogie requiring a steering function.
- the left and right wheels are fixed to the axle and run at the same rotational speed, and the contact point between the wheel and the rail has a slope called the so-called tread shape.
- the wheel shaft is displaced to the outside of the curve by the action of centrifugal force or the like, causing a difference in the radius of gyration between the inner and outer rings, and the slip between the rail and the rail is kept in a very small range.
- the raceway called slack is expanded on the raceway side so that the difference in the radius of gyration between the inner and outer rings can be further increased.
- the conventional bogie has a bogie frame and an axle box to prevent snake behavior that may occur when running on a straight line at high speed. It is characterized in that an axle box support device having rigidity in the front-rear direction is provided therebetween. In addition, due to its mechanism, both ends of the axle are elastically fastened to the bogie frame. If each axle is to be turned to the center of the curve when the curve passes, it is necessary to transmit a force exceeding the supporting elastic force.
- a mechanism that links each axle and bogie frame with a link has been used as in the invention described in Japanese Patent Application Publication No. H30.
- each axle to a bogie frame within a vertical cylindrical surface centered on the center of gravity of the axle, thereby preventing longitudinal movement of the entire axle.
- the axle is an axle box support device that can be displaced in the direction of rotation in the horizontal plane.
- a laminated rubber spring is provided between the bogie frame and the axle box, the guide being a part of a vertical cylinder centered on the center of gravity of the wheel axle, and the transmission of traction force is performed. Is possible.
- a safe running performance can be obtained by adding a damping force acting element such as an oil damper in order to prevent resonance due to the axle being rotatable in a horizontal plane.
- a mechanism for locking the rotation of the axle in the horizontal plane is provided when the vehicle travels at a high speed in a straight section or when sudden tread braking is required.
- the axle box supporting device When the invention of claim 5 is applied to a forced steering bogie, the axle box supporting device according to the present invention has a characteristic that the wheel axle is horizontally rotated with respect to the bogie frame.
- the axle can be directed to the center of the curve by driving the output of the arithmetic unit by the required amount of rotational displacement for each time.
- the jogging constraint between the wheel axle and the bogie frame which was a problem of the conventional bogie bogie, is released, and the wheel axle is horizontally rotated with respect to the bogie frame around its center of gravity. It can be turned to the center of the curve, and the mechanism can be realized without adding a special mechanism compared to the conventional bogie. As a result, a dramatic improvement can be achieved in reducing the lateral pressure when passing through a curve, preventing the wear of the wheel flanges and rails, and preventing the noise of the wheels from being squeezed.
- Fig. 1 consists of (a) and (b), where (a) shows the ideal state of a bogie equipped with the axle box support device according to the present invention when passing through a curve, and (b) shows a conventional bogie. Is a schematic representation of the state when passing through a curve at an extremely low speed.
- Fig. 2 shows a structure in which the axle box supporting device according to the present invention is provided on both sides of the axle box, with the axle box support device having a partly curved surface of the vertical cylindrical surface A centered on the center of gravity of the wheel axle, and the left half is a cross section of the bogie frame. O The right half shows only the mounting part of the laminated rubber spring
- Figure 3 shows a structure in which a laminated rubber spring body with a part of a cylinder as a guide is attached to a shaft box.
- FIG. 4 is a front view as seen from the direction of arrow IV in FIG.
- FIG. 5 is a side view as seen from the direction of arrow V in FIG.
- FIG. 6 is a perspective view showing the shape of a separate laminated rubber spring body arranged in series with the shaft spring.
- Fig. 7 shows a structure in which a damping force acting element for preventing the occurrence of a resonance phenomenon caused by the horizontal rotation of the wheelset is mounted between the bogie frame and the axle box.
- Figure 8 is a partial cross-sectional front view of a lock mechanism that cancels the horizontal rotation freedom of the wheelset when driving in a straight section at high speed or when sudden tread braking is applied.
- Fig. 9 is composed of (a) and (b), (a) is a plan view of a combination of the helical shape of the lock portion of Fig. 8 and (b) is a cylindrical guide portion.
- Fig. 4 is a front view (left half) including a cross section (right half) when the cylindrical rubber is used.
- Fig. 10 shows a case in which the axle box support device of the present invention is applied to a forced steering bogie. Steering in which the rotation of the axle box about the center of gravity of the axle is directly controlled by a rotary motor with a reduction mechanism fixed to the bogie frame. It is a perspective view of a mechanism.
- FIG. 1 is a plan view showing a structure for rotating a tip of an axle box in a casing of the mechanism for controlling the rotation of the axle box shown in FIG. 10.
- FIG. 12 is a partial cross-sectional view taken along line ⁇ - ⁇ of FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 (a) shows an ideal state of a bogie equipped with the axle box support device according to the first aspect of the present invention at the time of passing a curve
- FIG. 1 (b) shows a conventional bogie having a curve at an extremely low speed.
- the state when passing is schematically shown.
- the wheel is turned inward of the curve by the reaction force due to the contact of the flange with the outer rail, but the restraining force acting on the shaft end by the axle box support device is shown in Fig. 1.
- both axes act as a force trying to keep parallel.
- both ends of axle 2 are elastically connected to bogie frame 1, so that both axles 2 remain parallel during the course of the curve.
- the bogie according to the first aspect of the present invention has an axle box supporting device having a function of allowing horizontal rotation about the center of gravity of the wheel axle, and a special force to the conventional method.
- the wheels can achieve the ideal condition along the curved rail as shown in Figure 1) without any additional mechanism.
- the laminated rubber spring itself is used in various shapes to buffer vibration transmitted to the bogie, and is well known.
- the laminated rubber spring body 10 according to the present invention is completely different from the prior art in the purpose of use, shape and arrangement.
- a single-layer rubber spring has little deformation in the rubber compression direction and has the property of allowing large deformation in the shear direction.
- the laminated rubber spring body 10 according to the present invention absorbs vertical movements of rail joints and points, and allows horizontal rotation displacement of the wheel set 4 with respect to the bogie frame 1 at the time of passing a curved line. Has stability characteristics.
- Figure 1 (a) shows this state. According to this figure, it is clear that the axle 4 must rotate horizontally with respect to the bogie frame 1. At both ends of the axle 2 in the conventional bogie, the restraining force of the axle 2 in the horizontal rotation direction is limited. It can be seen that this is caused by the axle box support device. As described above, according to the axle box support device of the present invention, the ease of displacement of the wheel set 4 in the horizontal rotation direction ensures the rotation with respect to the bogie frame 1 necessary when passing through a curve, It has the effect of giving performance.
- FIGS. 2 to 6 show cases where the axle box support device according to the present invention of claim 2 is applied to a so-called shaft spring type bogie.
- a diagonally extends along a direction passing through the center of gravity 0 of the wheel axle 4 (see FIG. 2). It is welded to the upper plate 1b, the back plate 1c, and the lower plate 1d of the frame 1.
- a horizontally long hole 1e is provided at a predetermined position at a lower end of the rib plate 1a on the protruding side.
- the shaft box 5 ' The attached laminated rubber spring body 10 (see FIG. 3) and the bogie frame 1 can be connected in various ways, but in the example shown in the figure, a bogie-side laminated rubber spring body provided as a separate block between the two.
- a mounting member 30 is used, and this member 30 has a curved surface 13 (a part of a vertical cylindrical surface opposite to the side of the laminated rubber spring body 10 fixed to the shaft box 5 ′).
- the vertical curved plate 3 1, the horizontal curved plate 3 2 extending horizontally from the vertical curved plate 3 1 and attached to the lower plate 1 d of the bogie frame 1, and the vertical curved plate 3 1 And a stay 33 fixed between the horizontal plate 32 and the rib plate 1a of the bogie frame 1 and extending obliquely in a direction toward the center of gravity of the wheel axle.
- the hanging ear 34 extends upward from the notch of the horizontal plate 32 and the notch of the lower plate 1d of the bogie frame.
- the suspension ears 34 are provided with screw holes or really holes at positions corresponding to the horizontally long holes 16 of the rib plate 1 a of the bogie frame 1, and the bolts 35 serve as separate blocks by bolts 35.
- the laminated rubber spring body attaching member 30 can be suspended.
- the vertical curved plate 31 is provided with four through holes 36 through which the threaded ends of the studs 7 protruding from the laminated rubber spring body 10 pass. In this way, the bogie frame 1 is fixed to the axle box 5 ′ via the bogie-side laminated rubber spring body mounting member 30 suspended from the bogie frame 1.
- the bogie-side laminated rubber spring body mounting member 30 is rotated around the bolt 35 toward the laminated rubber spring body 10, and at this time, the laminated rubber spring body 10 protrudes.
- the bolts 3 5 of the hanging ears 3 4 The vertical curved plate 31 may be pressed again to the stud 7 side after being pulled forward along the horizontally long hole 1 e of the rib plate 1 a.
- FIG. 4 is a perspective view showing a separate laminated rubber spring body 20.
- the laminated rubber spring body 20 is composed of a metal corrugated plate 21 having a waveform parallel to the horizontal rotation direction about the center of gravity 0 of the wheel shaft, and two laminated rubber layers stacked vertically through the corrugated plate. It comprises a corrugated body 22 and upper and lower metal plates 23 and 24 having on its inner surface a corrugated shape adapted to these laminated rubber waveforms 22.
- the uppermost metal plate 23 is provided with a ring groove or ring-shaped protrusion 25 into which the lower end of the shaft spring 8 is inserted. In this way, the waveform guide parallel to the horizontal rotation direction about the center of gravity of the wheel set facilitates deformation in the horizontal rotation direction.
- FIG. 7 relates to the invention of claim 3. Since the axle box support device of the present invention is configured to allow horizontal rotation of the wheel set 4, it is necessary to prevent the occurrence of a resonance phenomenon.
- the oil damper is mounted between the bogie frame 1 and the shaft spring 5 as a damping force acting element 40 based on linear approximation because of the reciprocating motion on a circular arc.
- the cylinder 41 of the field damper 40 is pivotally connected to the bogie frame 1 with pins 42, and the rod side is pivotally connected to the protrusion 44 of the shaft box 5 with pins 43.
- Reference numeral 8 denotes a shaft spring
- reference numeral 20 denotes the separate corrugated laminated rubber spring body.
- Fig. 8 relates to the invention of claim 4, in which a lock mechanism 50 for canceling the degree of freedom of the horizontal rotation of the wheel set 4 when necessary, for example, when driving in a straight section at high speed or when sudden tread braking is applied, etc.
- This shows an example, and shows a method of locking by sending compressed air to an air cylinder 51 with a return spring.
- the return spring 52 in the opposite direction to use the air pressure on the unlocking side.
- smooth locking can be achieved by forming the engagement portion of the lock into a helical shape as shown in the plan view of FIG. 9 (a).
- an inner cylindrical guide 53 attached to an axle box 5 and an outer cylindrical guide 54 fitted to the outer periphery of the cylindrical guide 53 so as to be able to move up and down are provided with a helical stopper 5 at the upper part.
- 5 shows a system in which a lock portion 56 having a similar helical recess is lowered by an air cylinder 51 with a return spring fixed to the bogie frame 1 immediately above the lock portion 56.
- this cylindrical guide is made of cylindrical rubber as shown in Fig. 9 (b) or oil for shaft spring. It is also possible to use a damper.
- the cylindrical rubber type shown in FIG. 9 (b) is described as follows.
- a cylindrical rubber 57 and a metal cylinder 58 are alternately laminated in the radial direction.
- the axial length increases downward from the side toward the center, and the lower cylindrical rubber laminate 59 'is reversed.
- the outermost cylindrical rubber is fixed to the outer cylindrical guide 5 4, and the innermost cylindrical rubber is fixed to the inner cylindrical guide 53. It can move up and down relative to 4 in the axial direction.
- FIG. 10 explains the invention of claim 5 and shows an example in which the axle box support device according to the present invention is applied to a forced steering bogie. Since the tip of the axle box 5 has the characteristic of making a circular motion around the center of gravity of the wheel axle, the rotating motor with built-in reduction gear mechanism 6 1 is fixed to the bogie frame 1 to directly drive the rotation of the axle box 5 It is possible to control.
- a pinion 63 is attached to the output shaft 62 of the motor 61 fixed to the bogie frame 1 to make a horizontal rotational movement around the center of gravity of one wheel shaft.
- a bogie is used in order to guide an arc-shaped internal gear 64 having an arc-shaped curve P as a pitch circle into the pinion 63 and guide the arc-shaped internal gear 64 to be capable of circular movement.
- the upper and lower inner walls of the casing 65 fixed to the frame 1 are provided with arc-shaped grooves 66, 66 'respectively facing each other, and the arc-shaped internal gear 64 is provided with the circle concentric with the pitch circle.
- Arc-shaped projections 67, 67 'that are slidably fitted in the arc-shaped grooves 66, 66' are provided.
- An L-shaped projection 68 is formed at the center of the arc-shaped internal gear 64 opposite to the teeth, and a portion extending below the projection is fixed to an outer cylindrical guide member 69.
- the member 69 is fitted to the inner cylindrical guide member 70 so as to be slidable up and down, and the lower end thereof is fixed to the protrusion 71 projecting outward from the shaft box 5.
- This cylindrical guide can also be a cylindrical rubber type as shown in Fig. 9 (b) or an oil damper for a shaft spring.
- axle box support device of the present invention is configured as described above, it is particularly suitable for use in a bogie requiring a steering function. More specifically, according to the axle box support device according to claims 1 and 2, since the horizontal rotational displacement of the wheelset with respect to the bogie frame in the curved line is configured to be smooth, the lateral pressure during the passage through the curved line is set. This significantly improves the reduction of wheel flange and rail wear and the prevention of wheel squeaking noise, and dramatically improves self-steering performance.
- the drive amount of the axle box can be directly driven and controlled according to claim 5, so that the displacement amount of each axis according to the curvature of the passing curve can be reduced.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Springs (AREA)
- Vibration Prevention Devices (AREA)
- Vehicle Body Suspensions (AREA)
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002238866A CA2238866C (en) | 1996-10-24 | 1997-10-17 | Axlebox suspension system for bogie truck |
US09/051,841 US6119602A (en) | 1996-10-24 | 1997-10-17 | Axlebox suspension system for bogie truck |
DE69722173T DE69722173T2 (de) | 1996-10-24 | 1997-10-17 | Achslager-halterung für ein drehgestell |
KR1019980703895A KR19990071619A (ko) | 1996-10-24 | 1997-10-17 | 보기대차용축박스지지시스템 |
BR9706894A BR9706894A (pt) | 1996-10-24 | 1997-10-17 | Sistema de suspensão do coxinete de eixo para vagão |
EP97944166A EP0876947B1 (en) | 1996-10-24 | 1997-10-17 | Axle box support device for bogie truck |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28243496A JP4060901B2 (ja) | 1996-10-24 | 1996-10-24 | ボギー台車用軸箱支持装置 |
JP8/282434 | 1996-10-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998017520A1 true WO1998017520A1 (fr) | 1998-04-30 |
Family
ID=17652372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1997/003765 WO1998017520A1 (fr) | 1996-10-24 | 1997-10-17 | Dispositif support de boite d'essieu pour bogie |
Country Status (12)
Country | Link |
---|---|
US (1) | US6119602A (ja) |
EP (1) | EP0876947B1 (ja) |
JP (1) | JP4060901B2 (ja) |
KR (1) | KR19990071619A (ja) |
CN (1) | CN1079753C (ja) |
BR (1) | BR9706894A (ja) |
CA (1) | CA2238866C (ja) |
CZ (1) | CZ197898A3 (ja) |
DE (1) | DE69722173T2 (ja) |
ES (1) | ES2198596T3 (ja) |
RU (1) | RU2201365C2 (ja) |
WO (1) | WO1998017520A1 (ja) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100383562B1 (ko) * | 2000-11-08 | 2003-05-12 | 한국철도기술연구원 | 철도차량의 연결기 높이 조절장치 |
US20040134374A1 (en) * | 2001-05-15 | 2004-07-15 | Franz Phillip Murray | Self steering rail vehicle |
EA013652B1 (ru) * | 2003-07-08 | 2010-06-30 | Нэшнл Стил Кар Лимитед | Вагонная железнодорожная тележка и ее элементы |
FR2862935B1 (fr) * | 2003-12-02 | 2006-03-03 | Alstom | Dispositif de liaison souple entre un longeron et une boite d'essieu |
JP4546999B2 (ja) * | 2004-03-26 | 2010-09-22 | コンチテック ルフトフェダーシステム ゲーエムベーハー | アダプタ構造 |
ATE383292T1 (de) * | 2004-03-26 | 2008-01-15 | Skf Ab | Drehgestell eines eisenbahnfahrzeugs |
CN100348447C (zh) * | 2004-09-24 | 2007-11-14 | 中国南车集团株洲电力机车有限公司 | 轨道交通四合一整体化传动装置 |
CN102514587A (zh) * | 2011-12-02 | 2012-06-27 | 南车眉山车辆有限公司 | 承载鞍弹性垫 |
US9352757B2 (en) * | 2012-04-06 | 2016-05-31 | Kawasaki Jukogyo Kabushiki Kaisha | Railcar bogie |
KR101607195B1 (ko) * | 2012-04-06 | 2016-03-30 | 카와사키 주코교 카부시키 카이샤 | 철도 차량용 대차 |
JP5765292B2 (ja) * | 2012-05-21 | 2015-08-19 | 新日鐵住金株式会社 | 鉄道車両の台車枠 |
JP5772761B2 (ja) * | 2012-08-13 | 2015-09-02 | 新日鐵住金株式会社 | 鉄道車両の台車枠 |
US8474383B1 (en) | 2012-08-31 | 2013-07-02 | Strato, Inc. | Transom for a railway car truck |
US8893626B2 (en) | 2012-08-31 | 2014-11-25 | Strato, Inc. | Wheelset to side frame interconnection for a railway car truck |
JP6110669B2 (ja) * | 2013-01-10 | 2017-04-05 | 川崎重工業株式会社 | 鉄道車両用台車及びそれを備えた鉄道車両 |
CN103244590A (zh) * | 2013-05-22 | 2013-08-14 | 株洲时代新材料科技股份有限公司 | 一种橡胶弹簧、橡胶悬架系统和载重汽车 |
JP6022420B2 (ja) * | 2013-07-19 | 2016-11-09 | 株式会社日立製作所 | 鉄道車両用軸箱支持装置 |
JP6339928B2 (ja) * | 2014-12-09 | 2018-06-06 | 株式会社日立製作所 | 鉄道車両用台車 |
US9956968B2 (en) | 2014-12-19 | 2018-05-01 | Strato, Inc. | Bearing adapter side frame interface for a railway car truck |
JP6385864B2 (ja) * | 2015-03-18 | 2018-09-05 | 株式会社東芝 | ノズルおよび液体供給装置 |
DE102019108532A1 (de) * | 2019-04-02 | 2020-10-08 | Schaeffler Technologies AG & Co. KG | Radsatzlagergehäuse für ein Schienenfahrzeug und Verfahren zur Herstellung eines Radsatzlagergehäuses |
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JPS61143256A (ja) * | 1984-12-17 | 1986-06-30 | 日本車輌製造株式会社 | 台車軸箱支持装置 |
JPH0234465A (ja) * | 1988-07-26 | 1990-02-05 | Railway Technical Res Inst | 鉄道車両用独立車輪付操舵台車 |
JPH0218766U (ja) * | 1988-07-22 | 1990-02-07 | ||
JPH03258656A (ja) * | 1990-03-06 | 1991-11-18 | Yoshihiro Suda | 鉄道車両用二軸台車 |
JPH05178208A (ja) * | 1992-01-07 | 1993-07-20 | Murata Mach Ltd | 自走式台車 |
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GB2023523B (en) * | 1978-06-10 | 1982-09-15 | Dunlop Ltd | Vehicle suspension |
EP0072328B1 (fr) * | 1981-08-07 | 1985-05-08 | SOCIETE M T E Société anonyme | Bogie à essieux orientables |
EP0082043B1 (fr) * | 1981-12-11 | 1986-02-19 | Soule | Dispositif de suspension à deux étages pour essieu de véhicules sur rails |
US4561360A (en) * | 1984-06-06 | 1985-12-31 | Amsted Industries Incorporated | Single axle suspension system for railroad vehicle |
IT8822582A0 (it) * | 1988-11-10 | 1988-11-10 | Socimi | Carrello ferroviario sterzante. |
DE4400615C1 (de) * | 1994-01-12 | 1995-03-02 | Talbot Waggonfab | Radsatzführung mit virtueller Radsatz-Schwenkachse |
-
1996
- 1996-10-24 JP JP28243496A patent/JP4060901B2/ja not_active Expired - Fee Related
-
1997
- 1997-10-17 CZ CZ981978A patent/CZ197898A3/cs unknown
- 1997-10-17 US US09/051,841 patent/US6119602A/en not_active Expired - Fee Related
- 1997-10-17 DE DE69722173T patent/DE69722173T2/de not_active Expired - Fee Related
- 1997-10-17 CA CA002238866A patent/CA2238866C/en not_active Expired - Fee Related
- 1997-10-17 KR KR1019980703895A patent/KR19990071619A/ko active IP Right Grant
- 1997-10-17 CN CN97191270A patent/CN1079753C/zh not_active Expired - Fee Related
- 1997-10-17 ES ES97944166T patent/ES2198596T3/es not_active Expired - Lifetime
- 1997-10-17 RU RU98111828/28A patent/RU2201365C2/ru not_active IP Right Cessation
- 1997-10-17 BR BR9706894A patent/BR9706894A/pt not_active IP Right Cessation
- 1997-10-17 EP EP97944166A patent/EP0876947B1/en not_active Expired - Lifetime
- 1997-10-17 WO PCT/JP1997/003765 patent/WO1998017520A1/ja not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61143256A (ja) * | 1984-12-17 | 1986-06-30 | 日本車輌製造株式会社 | 台車軸箱支持装置 |
JPH0218766U (ja) * | 1988-07-22 | 1990-02-07 | ||
JPH0234465A (ja) * | 1988-07-26 | 1990-02-05 | Railway Technical Res Inst | 鉄道車両用独立車輪付操舵台車 |
JPH03258656A (ja) * | 1990-03-06 | 1991-11-18 | Yoshihiro Suda | 鉄道車両用二軸台車 |
JPH05178208A (ja) * | 1992-01-07 | 1993-07-20 | Murata Mach Ltd | 自走式台車 |
Also Published As
Publication number | Publication date |
---|---|
CZ197898A3 (cs) | 1998-10-14 |
EP0876947A1 (en) | 1998-11-11 |
CA2238866A1 (en) | 1998-04-30 |
RU2201365C2 (ru) | 2003-03-27 |
CN1079753C (zh) | 2002-02-27 |
BR9706894A (pt) | 1999-07-20 |
CN1204990A (zh) | 1999-01-13 |
EP0876947A4 (en) | 2000-01-12 |
JP4060901B2 (ja) | 2008-03-12 |
DE69722173D1 (de) | 2003-06-26 |
EP0876947B1 (en) | 2003-05-21 |
CA2238866C (en) | 2003-06-17 |
JPH10119775A (ja) | 1998-05-12 |
DE69722173T2 (de) | 2004-04-01 |
US6119602A (en) | 2000-09-19 |
KR19990071619A (ko) | 1999-09-27 |
ES2198596T3 (es) | 2004-02-01 |
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