CN100378363C - Brake tongs device - Google Patents
Brake tongs device Download PDFInfo
- Publication number
- CN100378363C CN100378363C CNB200410058657XA CN200410058657A CN100378363C CN 100378363 C CN100378363 C CN 100378363C CN B200410058657X A CNB200410058657X A CN B200410058657XA CN 200410058657 A CN200410058657 A CN 200410058657A CN 100378363 C CN100378363 C CN 100378363C
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- Prior art keywords
- lever
- spring cylinder
- pin
- brake
- resistance
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
- F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
- F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
- F16D55/2245—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members in which the common actuating member acts on two levers carrying the braking members, e.g. tong-type brakes
Abstract
The invention solves problems wherein a caliper body moves in the direction of rolling stock width when rolling stock runs, thereby causing wear of a lever turn part, a spring cylinder and a lever interfere with other section, thereby causing noise, and an interference section is damaged in a conventional brake caliper device for railroad rolling stock provided with a parking brake mechanism for swinging the lever supported on the caliper body by the non-restraint spring cylinder and pressing a brake block against a disc by a pressing piece connected with a point of application of the lever. This brake caliper device is provided with a cylindrical case 18a joined with the caliper body 2, a pin 18b inserted into the cylindrical case, an elastic body 18c giving slide resistance to the pin 18b, and a travel resistance imposing means 18 provided with faces 18d, 18e on which both ends of the pin 18b are abutted. Travel resistance is added to the spring cylinder 13 constituting the parking brake mechanism 10 by the travel resistance imposing means 18 to suppress free moving of the spring cylinder by receiving lateral gravity acceleration when the rolling stock runs and suppress its moving by exceeding fixed amount.
Description
Technical field
The present invention relates to pan brake used in the railway vehicle braking, relate to the brake tongs device of the dish braking that possesses stopping brake mechanism more in detail.
Background technique
The rail truck pan brake is to make to be inserted in the in-oil cylinder piston that becomes one with caliper and to move by hydraulic pressure and with this piston brake slipper is pushed to dish.This rail truck has with dish braking: the pincers float type: its caliper is bearing in that axially going up of dish can be free to slide and one in the brake slipper of configuration is relatively pushed to dish by piston, and make another brake slipper by by counter-force dish axially on the caliper of slip push to dish; The relative type of piston: it possesses that the caliper that relative plunger is arranged is fixed on the chassis and with piston the brake slipper that disposes is relatively pushed together.
The applicant is willing to that the spy motion once possesses the rail truck brake tongs device that spring cylinder is made the compact type stopping brake mechanism of its action as driving source in 2002-79090 number.The stopping brake mechanism that adopts in this brake tongs device comprises: have a pair of lever that shakes fulcrum on the caliper, be installed in pressing member on each point of leverage, releasing with fluids such as air pressure with spring force respectively and press the spring cylinder that draws in bar.The bar of spring cylinder is connected on the force of described side's lever with pin, the spring cylinder body is connected on the force of the opposing party's lever, and make each angle of attachment variable.Spring cylinder is not limited by caliper.
This stopping brake mechanism removes by fluid and presses the bar of the spring cylinder that causes to draw in and with spring force it is released.Like this, shake lever the pressing member that is installed on this point of leverage is pushed the brake slipper of configuration relatively to dish, the vehicle in stopping is braked.
In the brake tongs device in the above-mentioned motion of the applicant because the spring cylinder right and wrong of stopping brake mechanism are confined, so free movable on the vehicle to run medi-spring cylinder of having removed stopping brake can the width direction at car along with shaking of lever.
Vehicle in the walking is at the gravity accleration (so-called horizontal G) that applies the left and right directions of relative direct of travel by the circuit bend during with seam etc. sometimes, then along with the direction displacement to the gravity accleration effect of shaking of lever, this spring cylinder and lever can produce with the somewhere of chassis or caliper and disturb the spring cylinder of at this moment allowing displacement on the width direction of car.
This disturbs suppressing the gravity accleration of left and right directions to be out of question the little vehicle, but concerning the vehicle that big left and right directions gravity accleration effect is arranged if spring cylinder and lever are free movable and when causing described interferences, might produce the strike note and the interference position that are caused by interference and sustain damage.And the wearing and tearing of lever rotation section are also accelerated by unwanted shaking.
Summary of the invention
Problem of the present invention is to be suppressed in the vehicle to run by spring cylinder to move on the vehicle-width direction and the strike note that causes and the damage at interference position are disturbed in the lever wearing and tearing that cause and spring cylinder and lever and other positions.
In order to solve described problem, brake tongs device of the present invention possesses stopping brake mechanism being installed on the rail truck and crossing on the caliper of the dish on the axletree, and this stopping brake mechanism comprises: a pair of lever, and it has the fulcrum of shaking on caliper; Pressing member, it is installed on the point of action of each lever; Spring cylinder, it is used the spring force pushing piston-rod respectively and draws in piston rod with hydrodynamic pressure.The piston rod of its described spring cylinder is connected on the force of a described lever, the spring cylinder body is connected on the force of another lever, and its each angle of attachment is variable, make the relative caliper of described spring cylinder unrestricted, release the bar of described spring cylinder and also the brake slipper of configuration is relatively pushed to described dish with described pressing member; And be provided with and give resistance device, it stops the resistance of the displacement of described spring cylinder on the vehicle-width direction.
The described resistance device that gives comprises: tubular shell, and it is installed on the caliper; Pin, its axle almost parallel ground at this tubular shell and described spring cylinder connects; Elastomer, it is installed between this pin and the described tubular shell and to described pin and applies slip resistance; Surface of contact, it is separately positioned on the bar portion of described spring cylinder piston rod and the cylinder block and touches with the two ends of described pin, also comprises: shake that fulcrum applies frictional force to described lever and the parts that shaking of lever given resistance with lever.
This brake tongs device preferably is provided with the restraining spring cylinder at the amount of movement restricting means that moves on the vehicle-width direction more than a certain amount of.
The described resistance device that gives is made and comprised: tubular shell, it is installed on the described caliper; Pin, its axle almost parallel ground at this tubular shell and described spring cylinder connects; Elastomer, it is installed between this pin and the described tubular shell and to described pin and applies slip resistance; Surface of contact, it is separately positioned on the bar portion of described spring cylinder piston rod and the cylinder block and touches with the two ends of described pin, and is provided with the slippage of described pin restriction block within the specific limits.Like this, just can and give the two merging of resistance to the displacement of spring cylinder the amount of movement of restraining spring cylinder carries out.
Preferably described pressing member is installed on the point of action of described lever by spherojoint, or between described pressing member and described lever or the aperture surface of the ball seat entrance part of described spherojoint and and the axial region that becomes one of ball outside the circular elastomer that shakes resistance that gives described pressing member is installed between diametric plane.
Be preferably in axle that described spherojoint connects to described lever and go up and form the non-circular section portion with two sides parallel portion, keyway cooperates and described coupling shaft is connected on the described lever on making this non-circular section portion and being arranged on described lever.
The present invention so reduced the activity of vehicle to run medi-spring cylinder and lever, has suppressed the wearing and tearing of lever rotation section owing to be provided with and give the moving resistance device displacement on the vehicle-width direction applies resistance to spring cylinder.
Even spring cylinder and lever are movable and temporarily produce interference with other positions in vehicle to run, also owing to the activity to spring cylinder has given the contact lost that resistance clashes into itself and other position, so can reduce the strike note of generation and the damage that causes by interference.
Make and comprise giving resistance device: tubular shell, it is installed on the caliper; Pin, its axle almost parallel ground at this tubular shell and spring cylinder connects; Elastomer, it is installed between this pin and the described tubular shell and to described pin and applies slip resistance; Touch face, it is separately positioned on the piston rod of spring cylinder and the cylinder block and touches with the two ends of described pin, and the slippage of described pin with stop limits within the specific limits, just can help giving moving resistance and amount of movement limits.
Pressing member is installed on the point of action of lever by spherojoint and can shakes, with regard to making pressing member follow the inclination at the brake slipper back side front of pressing member is adjacent to reliably on the back side of brake slipper like this, so the brake slipper of pushing that is formed by pressing member is stablized.
Between pressing member and described lever or the ball seat entrance part aperture surface of described spherojoint and and the axial region that becomes one of ball outside between diametric plane the elastomer that gives the mounting circular ring shape that described pressing member shakes resistance, so just suppress the loosening of pressing member, prevented the interference sound that causes by loosening.
In addition, on the axle that lever connects, form non-circular section portion at spherojoint with the anti-two sides parallel portion of migrating, and this non-circular section portion be arranged on lever on have a described two sides parallel portion restriction face groove cooperate, rotate with described coupling shaft in the time of can preventing from lever, pressing member to be installed, and can not cut apart the installation of described circular elastomer ground, improved the operability of assembling.
Description of drawings
Fig. 1 is the figure that sees brake tongs device embodiment of the present invention from dish end face direction;
Fig. 2 is the sectional view along Fig. 1 X-X line;
Fig. 3 is for understanding the ideograph of Fig. 1 structure easily;
Fig. 4 is the amplification view that gives the moving resistance device;
Fig. 5 is the amplification view of expression to the pressing member joint of lever;
Fig. 6 is expression another routine amplification view of pressing member joint to lever;
Fig. 7 is the sectional view along Y-Y line among Fig. 6.
Embodiment
Fig. 1 and Fig. 2 represent the embodiment of brake tongs device of the present invention.Fig. 3 is for understanding the ideograph of structure easily.These figure have represented that the present invention is applicable to the example of the relative type brake tongs device of piston.
The caliper 2 of the relative type brake tongs device 1 of this piston is crossed over the dish 32 on the axletree 31 of the wheel 30 that is installed in Fig. 1, Fig. 2 and Fig. 3, and is installed on the attachment face 33 that forms a rail truck chassis part.
This caliper 2 has: support 3, and it is installed on the attachment face 33; Oil cylinder 4 is about it is arranged in the opposite direction on the 2a of pincers portion, the 2b; Piston 5, it inserts in each oil cylinder 4 and is moved by hydraulic pressure.In addition, caliper 2 dish 32 change side over to and produce side have dish axially on the free sliding twelve Earthly Branches manufacture motion block 6 and be present in this brake slipper 6 and the slide-and-guide portion 8 (with reference to Fig. 1) of the heat insulating mattress 7 of 5 in piston, with the brake slipper 6,6 of the relative configuration of these slide-and-guide portion 8 supportings and the heat insulating mattress 7 at each brake slipper rear portion they are not dropped, use move by hydraulic pressure about the piston 5 of pincers portion push each brake slipper 6,6 by heat insulating mattress 7, make each brake slipper 6 sliding contact on dish 32, produce braking force.
Illustrated brake tongs device 1 possesses stopping brake mechanism 10.This stopping brake mechanism 10 comprises: a pair of lever 11,11 and be installed in the pressing member 12 on each lever 11 point of action and be arranged on spring cylinder 13 between left and right sides lever 11,11 forces.
Each lever 11 is installed in the lever supporting portion 9 that is arranged at the 2a of pincers portion, 2b two shoulders approximate horizontal and with the pin 14 that coils the configuration of axle Vertical direction, and support this pin 14 by passing the pin-and-hole (not shown) that is arranged on the lever 11, allow with pin 14 and rotate (shaking) as fulcrum.
As shown in Figure 3, spring cylinder 13 comprises: cylinder block 13a, piston rod 13b and make this piston rod produce the spring 13c of release power.Cylinder block 13a is provided with the compressed-air actuated air introducing port 13e of importing from source of compressed air, with the air pressure pressure spring 13c that imports to the 13f of pressure chamber from this air introducing port 13e, propelling piston bar 13b, when the pressure of the 13f of pressure chamber is released, piston rod 13b is released by the power of spring 13c.
The force of the cylinder block 13a of this spring cylinder 13 and a side lever 11, and the force of piston rod 13b and opposite side lever 11 is connected formation stopping brake mechanism 10 in the variable mode of angle of attachment with separately pin 16,17.
This stopping brake mechanism 10 imports air pressure the 13f of pressure chamber and removes stopping brake when vehicle to run.When applying stopping brake, the vehicle that stops then the air pressure of the 13f of pressure chamber is being discharged.When the pressure of the 13f of pressure chamber is released, then piston rod 13b is by the trying hard to recommend out of spring 13c, and lever 11 rotates, and pushes brake slipper 6 by pressing member 12 by heat insulating mattress 7, thereby carries out stopping brake.
18 of Fig. 2, Fig. 3 be make that the present invention has characteristics give the moving resistance device.This details that gives moving resistance device 18 is illustrated in Fig. 4.The moving resistance device 18 that gives of this Fig. 4 comprises: tubular shell 18a, and it is installed on the caliper 2; Pin 18b, itself and this tubular shell of the almost parallel ground, axle center of spring cylinder 13 perforation 18a; Elastomer 18c, it is installed between this pin 18b and described tubular shell 18a and to pin 18b and applies slip resistance; Touch face 18d, 18e, its two ends that are arranged on the spring cylinder 13 with pin 18b touch; Dust-proof cover 18f, it covers the two ends of pin 18b.
This gives also to comprise in the moving resistance device 18 that restraining spring cylinder 13 carries out the moving limiting device 19 of a certain amount of above mobile usefulness.This moving limiting device 19 is to contact banking pin 18b slippage by two block 19a that are installed on the tubular shell 18a with cover seat 19b on being installed in pin 18b two ends.
The face of touching is 18d at the bar portion fixed component of piston rod 13b and forms its member, and the face 18e of touching forms the portion that hangs down and formed this portion that hangs down on cylinder block 13a.
Be provided with described give moving resistance device 18 after, with regard to the activity of the spring cylinder 13 that suppressed with the slip resistance that gives pin 18b to cause, suppressed the wearing and tearing of lever 11 rotation sections and spring cylinder 13 and lever 11 and other positions and produced the strike note when disturbing and the damage of interference portion by left and right directions gravity accleration.Because illustrated brake tongs device has moving limiting device 19, so spring cylinder 13 and 11 pairs of interference such as chassis of lever can not take place.
Owing to be to make pin 18b and the face 18d and the 18e contacting structure that are arranged on piston rod 13b and the cylinder block 13a, so can not limit the change of amount of movement.In addition, use cover seat 19b material to form than the material softer that forms face 18d and 18e, can also protective surface 18d and 18e.Cover seat 19b contacts repeatedly and can sustain damage with block 19a with face 18d, 18e, but it is replaced simply.
To spring cylinder 13 give moving resistance also can be by at lever supporting portion 9 and lever 11 (the A portion of Fig. 1) and lever 11 and become the friction of 14 of the pins of lever rotating fulcrum, resistance added to the elastomer that lever 11 rotates carry out with sandwiching.
Narrate other desirable structures below.Make brake slipper 6 unfixing with the wear condition of brake slipper 6, the wear condition of dish 32, the making tolerance of each part etc. by pressing member 12 to the position of axially pushing of dish.So, the back side of decreasing brake slipper 6 by the eccentric wear of brake slipper 6 not only also tilts to the circumferencial direction of dish to the radial direction of dish.Push brake slipper 6 even under this situation, also wish to stablize, but when pressing member 12 being connected on the point of action of lever 11 by pin 15 as shown in Figure 3, then only can tackle of the inclination of the brake slipper back side, by the instability of pushing of 12 pairs of brake slipper 6 of pressing member to the dish radial direction.
In addition, also consider the situation that pressing member 12 disturbs with caliper 2 generations for fulcrum shakes with pin 15 when stopping brake is removed.
As its countermeasure, the brake tongs device 1 of Fig. 1, Fig. 2 pressing member 12 make face press be evenly distributed and easily reduction face press discoideus, this pressing member 12 is installed in by spherojoint shown in Figure 2 20 on the point of action of lever 11, gives this pressing member 12 degrees of freedom that tilts.
As shown in Figure 5, sandwich circular elastomer (among the figure is rubber) 25 at pressing member 12 and 11 on lever, give resistance to shaking of pressing member 12, make in removing the vehicle to run of stopping brake, do not have a pressing member 12 freely shake and collide pressurized and the situation of sounding.
As shown in Figure 6, between the inlet aperture surface of coupling shaft 23 that circular elastomer 25 also can be installed in and ball 21 becomes one and ball seat 22.
As shown in Figure 7, on coupling shaft 23, be formed with the rotation non-circular section portion that prevents with two sides parallel portion 23a, this non-circular section portion is entrenched in keyway 26 on being arranged on lever 11 is connected coupling shaft 23 on the lever 11, so just prevented that coupling shaft 23 rotates when assembling pressing member 12, and assembling easily.In addition, by containing the structure that coupling shaft 23 can also constitute the circular elastomer 25 of not cutting apart Fig. 5, Fig. 6.Illustrated two sides parallel portion 23a compares on aspect space, the cost and can advantageously carry out anti-rotation with carry out anti-rotation with other structure, position with keyway 26, is desirable.
Claims (9)
1. brake tongs device possesses stopping brake mechanism being installed on the rail truck and crossing on the caliper of the dish on the axletree, and this stopping brake mechanism comprises: a pair of lever, and it has the fulcrum of shaking on caliper; Pressing member, it is installed on the point of action of each lever; Spring cylinder, it is respectively with the spring force pushing piston-rod with hydrodynamic pressure propelling piston bar, in addition, the force of the piston rod of described spring cylinder with a lever is connected, the spring cylinder body is connected with the force of another lever, and its each angle of attachment is variable, make the relative caliper of described spring cylinder unrestricted, releasing the piston rod of described spring cylinder also pushes the brake slipper of configuration relatively with described pressing member to described dish, it is characterized in that, setting gives resistance device, is used for that the displacement on the vehicle-width direction gives resistance to described spring cylinder.
2. brake tongs device as claimed in claim 1 is characterized in that, the described resistance device that gives comprises: tubular shell, and it is connected with described caliper; Pin, itself and this tubular shell of axle almost parallel ground perforation of described spring cylinder; Elastomer, it is installed between this pin and the described tubular shell and to described pin and applies slip resistance; Surface of contact, it is separately positioned on the bar portion of piston rod of described spring cylinder and the cylinder block and touches with the two ends of described pin.
3. brake tongs device as claimed in claim 1 is characterized in that, the described resistance device that gives comprises and shakes that fulcrum applies frictional force to described lever and the parts that shaking of lever given resistance with described lever.
4. brake tongs device as claimed in claim 1 is characterized in that, the described spring cylinder of restriction is set at the amount of movement restricting means that moves on the vehicle-width direction more than a certain amount of.
5. brake tongs device as claimed in claim 1 is characterized in that, the described resistance device that gives comprises: tubular shell, and it is connected with described caliper; Pin, itself and this tubular shell of axle almost parallel ground perforation of described spring cylinder; Elastomer, it is installed between this pin and the described tubular shell and to described pin and applies slip resistance; Surface of contact, it is arranged on described spring cylinder one side and touches with the two ends of described pin, and this brake tongs device also is provided with the slippage of described pin restriction block within the specific limits.
6. as each described brake tongs device of claim 1 to 5, it is characterized in that, described pressing member is installed on the point of action of described lever by spherojoint and can shakes.
7. brake tongs device as claimed in claim 6, it is characterized in that, between described pressing member and described lever or the ball seat entrance part aperture surface of described spherojoint and and the axial region that becomes one of ball outside the circular elastomer that gives resistance to shaking of described pressing member is installed between diametric plane.
8. brake tongs device as claimed in claim 6, it is characterized in that, on the coupling shaft of the connection of described lever, form non-circular section portion at described spherojoint, make this non-circular section portion and to be arranged on the described lever keyway chimeric and described coupling shaft is connected on the described lever with two sides parallel portion.
9. brake tongs device as claimed in claim 7, it is characterized in that, on the coupling shaft of the connection of described lever, form non-circular section portion at described spherojoint, make this non-circular section portion and to be arranged on the described lever keyway chimeric and described coupling shaft is connected on the described lever with two sides parallel portion.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP281708/03 | 2003-07-29 | ||
| JP2003281708A JP2005048877A (en) | 2003-07-29 | 2003-07-29 | Brake caliper device |
| JP281708/2003 | 2003-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1576635A CN1576635A (en) | 2005-02-09 |
| CN100378363C true CN100378363C (en) | 2008-04-02 |
Family
ID=34267133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200410058657XA Active CN100378363C (en) | 2003-07-29 | 2004-07-27 | Brake tongs device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2005048877A (en) |
| CN (1) | CN100378363C (en) |
| TW (1) | TW200521004A (en) |
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| US7798764B2 (en) | 2005-12-22 | 2010-09-21 | Applied Materials, Inc. | Substrate processing sequence in a cartesian robot cluster tool |
| CN101164138B (en) * | 2005-04-22 | 2012-10-17 | 应用材料公司 | Cartesian robot cluster tool architecture |
| JP4804791B2 (en) * | 2005-05-10 | 2011-11-02 | ナブテスコ株式会社 | Disc brake device for railway vehicles |
| DE102005048884B3 (en) * | 2005-10-12 | 2007-05-03 | Siemens Ag | Electromechanical brake with energy storage and downstream power transmission unit |
| JP4728279B2 (en) * | 2007-05-11 | 2011-07-20 | カヤバ工業株式会社 | Caliper brake device for railway vehicles |
| KR100946860B1 (en) | 2008-05-23 | 2010-03-09 | 현대자동차주식회사 | Disc brake type parking brake device |
| CN101786446A (en) * | 2010-04-16 | 2010-07-28 | 奇瑞汽车股份有限公司 | Braking device with reversed directly-connected caliper of braking disc |
| CN101830230A (en) * | 2010-05-26 | 2010-09-15 | 湖南江麓冶金机械有限公司 | Electric trolley frequency conversion speed-regulating locomotive |
| KR101006061B1 (en) | 2010-06-08 | 2011-01-06 | 유진기공산업주식회사 | A disk brake device for railway vehicles |
| TWI397642B (en) * | 2010-10-13 | 2013-06-01 | Nabtesco Corp | Cylinder device and disc brake device for railway vehicle |
| JP5364772B2 (en) | 2011-10-19 | 2013-12-11 | 三菱重工業株式会社 | Brake device |
| US9522684B2 (en) * | 2013-06-19 | 2016-12-20 | Nippon Steel & Sumitomo Metal Corporation | Caliper brake device for railway vehicle |
| CN104315046A (en) * | 2014-09-24 | 2015-01-28 | 广西柳工机械股份有限公司 | Heat insulation brake disc of drive axle |
| CN104847815B (en) * | 2015-05-22 | 2017-08-11 | 中国铁道科学研究院 | A kind of Parking Brake Cylinders for rail vehicle |
| JP6803170B2 (en) * | 2015-08-24 | 2020-12-23 | ナブテスコ株式会社 | Caliper device and disc brake device with this device |
| CN108087454B (en) * | 2016-03-28 | 2018-12-07 | 杭州富阳新远新能源有限公司 | A kind of brake units based on frictional displacement |
| CN107461427B (en) * | 2016-03-28 | 2018-07-06 | 张哲夫 | A kind of dual brake piece brake units of sliding transfer |
| CN106763309B (en) * | 2016-12-26 | 2019-04-30 | 常州中车铁马科技实业有限公司 | Vehicle band parks brake rigging |
| JP6862205B2 (en) * | 2017-02-09 | 2021-04-21 | ナブテスコ株式会社 | Caliper device |
| CN108799364A (en) * | 2018-07-12 | 2018-11-13 | 中铁磁浮科技（成都）有限公司 | Magnetic-levitation train brake clamp |
| JP2021025546A (en) * | 2019-07-31 | 2021-02-22 | ナブテスコ株式会社 | Vehicular brake device |
| CN112172765B (en) * | 2020-10-14 | 2021-10-22 | 商丘工学院 | Booster device of automobile hydraulic braking system |
| JP7444756B2 (en) * | 2020-10-28 | 2024-03-06 | ナブテスコ株式会社 | brake caliper device |
| CN113719409B (en) * | 2021-08-27 | 2023-05-02 | 嘉兴南洋职业技术学院 | Wind generating set fan blade pivot braking system |
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|---|---|---|---|---|
| GB2097876A (en) * | 1981-03-25 | 1982-11-10 | Sumitomo Electric Industries | A disc brake with caliper retract mechanism |
| JPH01224530A (en) * | 1988-03-02 | 1989-09-07 | Akebono Brake Ind Co Ltd | Floating caliper type disc brake |
| CN1048086A (en) * | 1989-06-12 | 1990-12-26 | 卢卡斯工业有限公司 | Single caliper disc brake that unsteady caliper and pressure plate are arranged |
| JPH05240270A (en) * | 1992-02-28 | 1993-09-17 | Aisin Seiki Co Ltd | Disc brake |
| CN1284616A (en) * | 1993-12-22 | 2001-02-21 | Pbr汽车有限公司 | Disc brake device |
| CN1348534A (en) * | 1999-04-26 | 2002-05-08 | Pbr澳大利亚控股公司 | Disc brake caliper |
| JP2002349614A (en) * | 2001-03-23 | 2002-12-04 | Nabco Ltd | Brake caliper device |
| CN2520273Y (en) * | 2002-02-27 | 2002-11-13 | 铁道科学研究院机车车辆研究所 | Wheel-mounted disk shaped braking device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005048877A (en) | 2005-02-24 |
| TW200521004A (en) | 2005-07-01 |
| CN1576635A (en) | 2005-02-09 |
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Owner name: SUMITOMO METAL INDUSTRIES, LTD.; NABTESCO CORP Free format text: FORMER OWNER: SUMITOMO ELECTRICAL ENGINEERING BRAKE SYSTEM CO., LTD.; NABTESCO CORP Effective date: 20081107 |
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Owner name: SUMITOMO ELECTRICAL ENGINEERING BRAKE SYSTEM CO., Free format text: FORMER NAME OR ADDRESS: SUMITOMO ELECTRICAL ENGINEERING BRAKE SYSTEM CO., LTD.; CO., LTD. NABCO |
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Address after: Mie, Japan Co-patentee after: Nabtesco Corp. Patentee after: Sumitomo Denko Braking System Co.,Ltd. Address before: Mie, Japan Co-patentee before: Nabco Ltd. Patentee before: Sumitomo Denko Braking System Co.,Ltd. |
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Owner name: NIPPON STEEL + SUMITOMO METAL CORPORATION Free format text: FORMER OWNER: CHUGAI SEIYAKU KABUSHIKI KAISHA Effective date: 20140415 |
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