CN104006106A - Air spring membrane and air spring - Google Patents
Air spring membrane and air spring Download PDFInfo
- Publication number
- CN104006106A CN104006106A CN201410032079.6A CN201410032079A CN104006106A CN 104006106 A CN104006106 A CN 104006106A CN 201410032079 A CN201410032079 A CN 201410032079A CN 104006106 A CN104006106 A CN 104006106A
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- barrier film
- pneumatic spring
- forms
- reinforcing material
- support portion
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Abstract
The invention provides an improved air spring which can restrain expanding of a membrane without actually expanding the diameter of the membrane or upsizing and requantizing an upper support part. The air spring is provided with an upper support part (1) on the side of a vehicle body, a lower support part (2) on the side of a trolley, a membrane (3) prepared by elastic materials (3A) from the upper support part (1) to the lower support part (2). A largest diameter part in the membrane (3) or the periphery thereof is winded by enforcement materials (6) so as to form a restraining part (k) which restrains the membrane (3) to prevent the membrane (3) from expanding over a prescribed value and projects to the radial inner side of the membrane (3). The restraining part (k) is formed by embedding the enforcement materials (6) in a thick wall part (13) which is formed by projecting to the radial inner side through the thickness of the elastic materials (3A).
Description
Technical field
The present invention relates to a kind of pneumatic spring that is applicable to the vehicles such as railway vehicle, and for the barrier film of this pneumatic spring.
Background technique
As shown in patent documentation 1 and patent documentation 2, this pneumatic spring has: the barrier film of the upper support portion of body side, the lower support portion of chassis side, the elastic material that is equipped with from upper support portion to lower support portion.
For example, pneumatic spring is used in railway vehicle as suspension means, is provided between chassis and vehicle upper and lower.
In this case, can there is following change in shape in the barrier film of pneumatic spring.That is, the load causing along with the increase by personnel by bus etc. increases, and its upper and lower size is dwindled and transverse dimension, i.e. diameter hole enlargement.Therefore,, during design, be necessary to reserve the space of considering the maximum hole enlargement size of barrier film at pneumatic spring around.
But, because be equipped with the so various mechanisms class of linking mechanism between the part of various distributions or pipe arrangement, vehicle frame or height-adjusting device, chassis-bloster or structure etc. in the surrounding of pneumatic spring, so consider that the design of the hole enlargement amount of barrier film is not one to carry out surely.
Therefore, according to circumstances, also be manufactured with as the pneumatic spring of disclosed following structure in patent documentation 3, that is: the side perisporium (1a) that covers the peripheral part of barrier film from radial outside is formed to the urceolus (1) as upper support portion, and limit barrier film and make it that hole enlargement displacement of specified diameter not occur to surpass.
Like this, the external diameter that limits barrier film by employing makes it that structure over the hole enlargement of specified value not occur, barrier film space portion around not only can be for other objects, and increase with respect to load, in barrier film, press and rise but the very difficult variation of upper and lower size, thereby can access the advantage that vehicle location does not reduce substantially.
Prior art document:
Patent documentation
Patent documentation 1: the JP 2011-080507 of Japan communique
Patent documentation 2: the JP 2012-017842 of Japan communique
Patent documentation 3: the JP 2012-017769 of Japan communique
Summary of the invention
The problem that invention will solve
But the pneumatic spring shown in the patent documentation 3 with lot of advantages as above has been noted place to be improved.
That is, the upper support portion (1) that possesses side perisporium (1b) not only maximizes all for naught, weight, but also the lead ring (1c) of existence equipment rubber system etc. are unfavorable for the aspect of cost.And, because this lead ring (1c) and side perisporium (1b) they are to be disposed at the radial outside of barrier film and to form, result, and this partial response ground ever-larger diameters, is still necessary to consider this open question all the time of surrounding space during design.
The object of the invention is to, by studying more with keen determination, provide a kind of without in fact expanding macrocnemic external diameter, and without the maximization and the weight that are attended by upper support portion, just can realize barrier film and the pneumatic spring for pneumatic springs means, that be improved that the hole enlargement of barrier film is limited.
Solve the method for problem
The invention of claim 1 is the pneumatic spring barrier film of being made by elastic material 3A, it has: can embed the upper support portion 1 that is arranged on body side upper bead part 3a, embed the lower bead part 3b of the lower support portion 2 be arranged on chassis side, the main part 3c on described between bead part 3a and described lower bead part 3b
It is characterized in that, thereby in described main part 3c the maximum diameter position of diameter maximum or near it position around reinforcing material 6 is set, forms and restrain the k of portion, this contained k of portion limits described main part 3c makes its not hole enlargement to more than specified value, and with the outstanding state setting of the radially inner side to described main part 3c.
The invention of claim 2 is following pneumatic spring barrier films claimed in claim 1, it is characterized in that, the described contained k of portion forms by bury described reinforcing material 6 underground at thick wall part 13, and this thick wall part 13 forms to outstanding increase of radially inner side by forming the thickness of the described elastic material 3A of described main part 3c.
The invention of claim 3 is pneumatic springs, and it has: the barrier film 3 of the upper support portion 1 of body side, the lower support portion 2 of chassis side, the elastic material 3A system that is equipped with from described upper support portion 1 to described lower support portion 2,
It is characterized in that, thereby in described barrier film 3 the maximum diameter position of diameter maximum or near it position around reinforcing material 6 is set, forms and restrain the k of portion, this contained k of portion limits described barrier film 3 makes its not hole enlargement to more than specified value, and with the outstanding state setting of the radially inner side to described barrier film 3.
The invention of claim 4 is following pneumatic springs claimed in claim 3, it is characterized in that, the described contained k of portion forms by bury described reinforcing material 6 underground at thick wall part 13, and this thick wall part 13 forms to outstanding increase of radially inner side by forming the thickness of the described elastic material 3A of described barrier film 3.
The invention of claim 5 is barrier film or pneumatic springs claimed in claim 4 for following pneumatic spring claimed in claim 2, it is characterized in that, a plurality of layers of body of reinforcing cord layer 16 are set between the elastomeric layer 14 outside described elastic material 3A is formed in and the elastomeric layer 15 of inner side; Described thick wall part 13 forms to outstanding increase of radially inner side by the thickness of the elastomeric layer 14 in described outside.
The invention of claim 6 is following barrier film or pneumatic springs for pneumatic spring claimed in claim 5, it is characterized in that, the section shape of described reinforcing material 6 is as follows, and the part towards described reinforcing cord layer 16 in described reinforcing material 6 forms the shape along described reinforcing cord layer 16.
The invention of claim 7 is pneumatic springs described in any one in barrier film or claim 3-6 for the pneumatic spring described in any one in following claim 1,2,5,6, it is characterized in that, described elastic material 3A contains rubber and forms.
The effect of invention
According to the invention of claim 1, because position is provided with the portion of restraining around reinforcing material is set at the maximum diameter position of main part or near it, so without upper support portion is maximized and just can limit the hole enlargement of main part.And, because the portion of restraining is arranged to the outstanding state of the radially inner side of main part, therefore be arranged to compare to the outstanding state of the radial outside of main part with contained portion, if the almost identical maximum diameter of restraining portion of effective diameter can miniaturization, thereby contribute to expand the useful space around; If maximum outside diameter is identical, can make effective diameter become large.
Consequently, provide a kind of without in fact expanding macrocnemic external diameter, and without the maximization and the weight that are attended by upper support portion, just can when carrying out appropriate design, realize pneumatic spring barrier films means, that be improved that the hole enlargement of barrier film is limited.
According to the invention of claim 2, in the portion of restraining, because reinforcing material is embedded in the thick wall part of the elastic material that forms main part, reinforcing material can not be exposed to outside, so can realize the pneumatic spring barrier film that has superior durability and have excellent appearance under the state that does not increase extra special construction yet.
According to the invention of claim 3, can provide a kind of and can play and the pneumatic spring by barrier film same function effect according to the pneumatic spring of claim 1.
According to the invention of claim 4, can provide a kind of and can play and the pneumatic spring by barrier film same function effect according to the pneumatic spring of claim 2.
According to the invention of claim 5, the elastic material that forms barrier film is outstanding material aspect the intensity of in-built reinforcing cord layer, simultaneously because be equipped with the reinforcing material of external diameter restriction use at the radial outside of its reinforcing cord layer, it can bring into play hole enlargement restriction in the following cases effectively,, because pressing in barrier film, rise the reinforcing cord layer expands and be reinforced material and push, the expansion of external diameter is restricted because of the high strength of reinforcing material.
In addition, because having elastic material between reinforcing material and reinforcing cord layer, thus can prevent the contacting of reinforcing material and reinforcing cord layer, wearing and tearing, thus durability improved.
For example, in the situation that the inner side of reinforcing cord layer disposes reinforcing material, due to interior press rise reinforcing cord layer and reinforcing material produce to mutually away from the active force of direction, thereby the sticking part of elastic material and reinforcing material the possibility of bad phenomenon such as is peeled off and is become large, also cannot expect durability in addition.Therefore, the structure of this claim 5 has obvious superiority.
According to the invention of claim 6, reinforcing cord layer can be restrained with face as much as possible, alleviate the load burden of barrier film reinforcing cord layer when laterally (left and right directions) is mobile, thereby improve durability and resistance to pressure.In addition, because the opposed area of reinforcing material and reinforcing cord layer can arrange very greatly, so guaranteed that the two has rubber (rubber layer 14 in outside) between 6,16, first can there is not the situation of reinforcing material and reinforcing cord layer direct friction, contribute to the stable of quality.
In addition, according to claim 7, if elastic material is formed by the material that contains rubber, can meet with good manufacturing efficiency the necessary condition of barrier film.
Accompanying drawing explanation
Fig. 1 means the sectional drawing of pneumatic spring structure.
Fig. 2 means the sectional drawing of single barrier film.
Fig. 3 means the sectional drawing of pneumatic spring major component.
Fig. 4 represents the effective diameter of barrier film, is (a) the exterior type of restraining ring, is (b) the in-built type of restraining ring.
Fig. 5 means the sectional drawing of major component of the barrier film of the contained ring with other structures.
Embodiment
Below, using pneumatic spring of the present invention and pneumatic spring by the embodiment of barrier film as example, the device of railway vehicle being used with reference to accompanying drawing describes.
As shown in Figure 1, pneumatic spring A exists with draft hitch S in conjunction with railway vehicle, for the barrier film 3 of this pneumatic spring A, is pneumatic spring barrier films.
Draft hitch S possesses pneumatic spring A, elastic limit device B, spring seat C, and spring seat C is supported by chassis d, and the top of pneumatic spring A is supported by vehicle b.
Conventionally suspension is by pneumatic spring A load-bearing, at A such as pneumatic spring such as venting grade, becomes vacuum state and the Emergency time that declines, and elastic limit device B brings into play elastic reaction.
As shown in Figure 1, pneumatic spring A has: the barrier film (being also referred to as bellows) 3 of the lower support portion 2 of the upper support portion 1 of vehicle b side (body side), chassis d side and the elastic material that is equipped with from upper support portion 1 to lower support portion 2.
Upper support portion 1 has: when above-below direction is observed the supporting base 1a of rounded steel plate system, be fixed on supporting base 1a lower surface steel plate system uncovered circular tank shape the 1b of pedestal portion, be fixed on supporting base 1a and pedestal Bu1b center tubular back shaft 1c and at the radial outside of the 1b of pedestal portion rivet holder 1d etc. on the ring-shaped rubber system of being integral of lower face side of supporting base 1a.
The radial outside of supporting base 1a partly forms crooked plate-like down slightly downwards, by around to its downwards crooked peripheral part upside and at the outer circumferential face of the 1b of pedestal portion, be arranged to the upper rivet holder 1d of film-form, form to embed bead part 3a(aftermentioned is installed) upper tyre bead holder portion 4.In addition, at the lower surface of the 1b of pedestal portion, be integrally equipped with the circular sliding material 7 of stainless-steel sheet system.
Lower support portion 2 is metal structures that are roughly dark plate-like, it loads in spring seat C, and has: be placed with elastic limit device B roughly supportive body 2a in the form of annular discs, be erected at its side perisporium 2b around, and the flange 2c that form outstanding to radial outside from the centre of the above-below direction of side perisporium 2b.There is the ring-shaped rubber 12 of steel plate reinforcing material 12a processed in outer circumferential side and being integral of upper surface side of flange 2c, the bottom of base end part and side perisporium 2b by this ring-shaped rubber 12 and flange 2c, form to embed lower bead part 3b(aftermentioned is installed) lower tyre bead holder portion 5.
Barrier film 3 is automatic sealing barrier films of rubber (example of elastic material) system, and it has: can embed the upper bead part 3a that is arranged on as the upper tyre bead holder portion 4 of the upper support portion of body side, embed the lower bead part 3b that is arranged on as the lower tyre bead holder portion 5 of the lower support portion of chassis side, be formed on the main part 3c that is roughly the tire-like of laying across between upper bead part 3a and lower bead part 3b.The upper portion of the upper rivet holder 1d guide main body 3c of portion.
Near the maximum diameter position of diameter maximum in main part 3c (or it position) thus around reinforcing material 6 is set, forms and restrain the k of portion, this the contained k of portion restriction main part 3c makes its not hole enlargement to more than specified value, and with the outstanding state setting of the radially inner side to main part 3c.
Elastic limit device B is following structure,, be positioned over the supportive body 2a of lower support portion 2 and with bolt on fixing substrate 8, the stacked rubber of the tubular that spring section 10 forms is set, wherein, spring section 10 is laminated mutually by hard plate 9a, 9b, 9c and upper and lower 3 sections of elastomeric layer 10a, 10b, the 10c that for example made by rubber that upper and lower 3 are for example made by steel plate.Upper surface at the hard plate 9a of epimere is integrally provided with the slide member 11 consisting of low-friction material.
Some reason causes the venting of barrier film 3 to form vacuum state, when upper support portion 1 is declined, sliding material 7 and slide member 11 butts form the urgent suspension state with elastic limit device B suspension.Under this urgent suspension state, because sliding material 7 and slide member 11 are low frictions, so it is good to slide, so upper support portion 1 can successfully carry out relative transverse shifting with lower support portion 2.
(embodiment 1)
Below, pneumatic spring A and barrier film 3 are elaborated.As Figure 1-3, the contained k of portion in pneumatic spring A forms by burying reinforcing material 6 underground at thick wall part 13, and this thick wall part 13 forms to outstanding increase of radially inner side by forming the thickness of the elastic material of main part 3c.
The elastic membrane (rubber membrane) that the multi-layer structure of reinforcing cord layer 16 is set between the rubber layer (example of elastomeric layer) 15 of the elastic material 3A of formation barrier film 3 by (example of elastomeric layer) 14 of the rubber layer in outside and inner side forms, and, the thickness of thick wall part 13 by the rubber layer 14 in outside forms to outstanding increase of radially inner side, and the state in the thick wall part 13 that reinforcing material 6 forms with the rubber layer 14 being embedded in by this outside is by around setting.
As shown in Figure 3, reinforcing material 6 is that the core 17 that overlook in the form of a ring or circinate metallic material (iron and steel) etc. forms is formed by protective layer 18 coverings of the formation such as rubber.And, the shape of restraining the k of portion and be the thick wall part 13 being formed to radially inner side bending deflection by reinforcing cord layer 16, the section shape of reinforcing material 6 forms the part towards reinforcing cord layer 16 in reinforcing material 6 and forms along the state of the shape of reinforcing cord layer 16.
To radially inner side, expand and reinforcing cord layer 16 in the thick wall part 13 that forms possesses: from the diameter largest portion of upside to radially inner side and below tilt narrow portion divide 16a, from the diameter largest portion of downside to radially inner side and top tilt narrow portion divide 16b, connect the very small diameter part 16c that this lower narrow portion divides 16a and upper narrow portion to divide 16b.
And, as shown in Figure 3, the reinforcing material 6 of partly burying underground at the radial outside of reinforcing cord layer 16 in thick wall part 13 has: along lower narrow portion divide 16a on cut sth. askew oral area 6a, along upper narrow portion, divide the declivity notch 6b of 16b and along interior all longitudinal wall part 6c of very small diameter part 16c, reinforcing material 6 sections form the inside trapezoidal shape that is roughly.Each notch 6a, 6b form following shape, that is, four angle sections that formed with surrounding its protective layer 18 by core 17 are partly stepped that stepped shaft reduces, but are not limited to this.
Due to the existence of reinforcing material 6, the rubber layer 14 in the outside in thick wall part 13 has as the outside 14a of the radial outside of reinforcing material 6 with as the inside 14b of the radially inner side of reinforcing material 6.Therefore, first can there is not the situation of reinforcing material 6 and reinforcing cord layer 16 direct friction.
In Fig. 4, barrier film 3(pneumatic spring A) effective diameter place respectively with+represent.Fig. 4 (a) is the example of the comparative example structure of reinforcing material 6 radial outside that is arranged on barrier film 3, and Fig. 4 (b) is of the present invention, that is, be the example (with reference to embodiment 2) of reinforcing material while being arranged on the radially inner side of barrier film 3.
The maximum diameter that removes the barrier film 3 of restraining the k of portion is identical mutually, be rm, and the effective diameter of barrier film 3 is set to ri (Fig. 4 (a)) and ru (Fig. 4 (b)).Now, the structure that the contained k of portion enters Fig. 4 (b) of inner side is compared with Fig. 4 (a), and the internal volume of its barrier film reduces a little, but this is poor minimum, can think ri ≈ ru(strictly speaking, and ru is less than ri slightly, but also can think basic identical).In addition,, in Fig. 4, barrier film maximum diameter rm draws equally with the diameter of upper support portion 1, but is not limited to this.
As mentioned above, the maximum diameter that removes the barrier film of restraining the k of portion is rm, effective diameter ri ≈ ru, in this situation, compare in Fig. 4 (a) of comparative example structure the radial length of restraining the k of portion is added to rm becomes rh, because be rm in Fig. 4 of the present invention (b), so restrain (pneumatic spring A's) maximum diameter that the thickness of the k of portion can roughly reduce barrier film 3.Compare the structure shown in Fig. 4 (a), because substantially do not change effective diameter, just can not reduce significantly barrier film external diameter, so be conducive to chassis installation dimension etc., can promote effectively the applying flexibly of surrounding space.
And, because it is outstanding to radial outside to restrain the k of portion, in the situation with the barrier film 3 shown in die forming Fig. 2, do not need to use specialized mould because adding the contained k of portion yet.Because determine to restrain the position of the k of portion without mould, also have the following advantages, that is, after Mold Making, do not need to change mould, just can adjust to a certain extent, change the position of restraining the k of portion.
In addition, because the part 16a-16b towards reinforcing cord layer 16 forms along the shape of reinforcing cord layer 16 in reinforcing material 6, compare with the contained k of portion in aftermentioned embodiment 2, reinforcing cord layer 16 can be restrained with face as much as possible.Therefore, because the curve driving of railway vehicle etc. causes barrier film 3 when laterally (left and right directions) is mobile, the load burden of reinforcing cord layer 16 can alleviate, thereby durability and resistance to pressure are also improved.
In addition, have the following advantages,, with the surface of contact (opposed faces) of reinforcing cord layer 16 owing to dividing 16a, 16b to become wide as the narrow portion up and down of plane of inclination, during manufacture, can guarantee that the two has rubber (rubber layer 14 in outside) between 6,16, compare with the contained k of portion in embodiment 2 described later, can realize the stabilization of quality.
(embodiment 2)
According to the pneumatic spring of embodiment 2 with barrier film and pneumatic spring only with embodiment 1 in the contained k of portion different, Fig. 5 represents its major component.
As shown in Figure 5, restrain the k of portion and there is the reinforcing material 6 that section is rectangle.In the radially inner side of reinforcing material 6, the position relationship of upper lower corner 6d, 6e and the radial outer side of the reinforcing cord layer 16 of barrier film 3 is for contacting or very approaching.In addition with barrier film 3(pneumatic spring A in embodiment 1) identical, in Fig. 5, corresponding part indicates corresponding reference character.
According to the barrier film 3(pneumatic spring A of any embodiment), owing to restraining the existence of the k of portion, can access effective external diameter restriction.And, at the barrier film 3(of embodiment 2 pneumatic spring A) in, the reinforcing material 6 that the section that forms the contained k of portion is rectangle is compared with the situation of embodiment 1, and it is easy that it forms (making).In the pneumatic spring A of embodiment 1, section that form to restrain the k of portion is the roughly trapezoidal reinforcing material 6 of laying across and compares with the situation of embodiment 2, can there is not bight friction in the reinforcing cord layer 16 of burying underground and reinforcing material 6, therefore have the advantage that can more play consistently external diameter restriction.
Description of reference numerals
1 upper support portion
2 lower support portions
3 barrier films
3A elastic material
The upper bead part of 3a
Bead part under 3b
3c main part
6 reinforcing materials
13 thick wall parts
The elastomeric layer in 14 outsides
The elastomeric layer of 15 inner sides
16 reinforcing cord layers
A pneumatic spring
K restrains portion
Claims (10)
1. a pneumatic spring barrier film of being made by elastic material, it has: can embed upper bead part in the upper support portion that is arranged on body side, embed lower bead part in the lower support portion that is arranged on chassis side, the main part on described between bead part and described lower bead part
It is characterized in that: thus in described main part the maximum diameter position of diameter maximum or near it position around reinforcing material is set, form to restrain portion, this contained portion limits described main part makes its not hole enlargement to more than specified value, and with the outstanding state setting of the radially inner side to described main part.
2. pneumatic spring barrier film according to claim 1, wherein, described contained portion forms by bury described reinforcing material underground at thick wall part, and this thick wall part forms to outstanding increase of radially inner side by forming the thickness of the described elastic material of described main part.
3. pneumatic spring, it has: the barrier film of the upper support portion of body side, the lower support portion of chassis side, the elastic material system that is equipped with to described lower support portion from described upper support portion,
Thereby in described barrier film the maximum diameter position of diameter maximum or near it position around reinforcing material is set, form to restrain portion, this contained portion limits described barrier film makes its not hole enlargement to more than specified value, and with the outstanding state setting of the radially inner side to described barrier film.
4. pneumatic spring according to claim 3, wherein, described contained portion forms by bury described reinforcing material underground at thick wall part, and this thick wall part forms to outstanding increase of radially inner side by forming the thickness of the described elastic material of described barrier film.
5. pneumatic spring barrier film according to claim 2, wherein, described elastic material is configured to a plurality of layers of body that reinforcing cord layer is set between the elastomeric layer in outside and the elastomeric layer of inner side; Described thick wall part forms to outstanding increase of radially inner side by the thickness of the elastomeric layer in described outside.
6. pneumatic spring according to claim 4, wherein, described elastic material is configured to a plurality of layers of body that reinforcing cord layer is set between the elastomeric layer in outside and the elastomeric layer of inner side; Described thick wall part forms to outstanding increase of radially inner side by the thickness of the elastomeric layer in described outside.
7. pneumatic spring barrier film according to claim 5, wherein, the section shape of described reinforcing material is that the part towards described reinforcing cord layer in described reinforcing material forms the shape along described reinforcing cord layer.
8. pneumatic spring according to claim 6, wherein, the section shape of described reinforcing material is that the part towards described reinforcing cord layer in described reinforcing material forms the shape along described reinforcing cord layer.
9. according to the pneumatic spring barrier film described in any one in claim 1,2,5,7, wherein, described elastic material contains rubber and forms.
10. according to the pneumatic spring described in any one in claim 3,4,6,8, wherein, described elastic material contains rubber and forms.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013033321A JP6283467B2 (en) | 2013-02-22 | 2013-02-22 | Diaphragm for air spring and air spring |
| JP2013-033321 | 2013-02-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104006106A true CN104006106A (en) | 2014-08-27 |
| CN104006106B CN104006106B (en) | 2018-05-25 |
Family
ID=51366928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410032079.6A Expired - Fee Related CN104006106B (en) | 2013-02-22 | 2014-01-23 | Air spring membrane and air spring |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6283467B2 (en) |
| CN (1) | CN104006106B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105000030A (en) * | 2015-08-04 | 2015-10-28 | 青岛四方车辆研究所有限公司 | Belt bundle type capsule and air spring with capsule |
| WO2016184068A1 (en) * | 2015-05-19 | 2016-11-24 | 中车青岛四方车辆研究所有限公司 | Nonlinear auxiliary spring, belted capsule and air spring |
| CN108253072A (en) * | 2016-12-28 | 2018-07-06 | 东洋橡胶工业株式会社 | Air spring and air spring rubber base |
| CN109844358A (en) * | 2016-10-17 | 2019-06-04 | 住友电气工业株式会社 | Air spring and bogie |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020085138A (en) * | 2018-11-27 | 2020-06-04 | Ｔｏｙｏ Ｔｉｒｅ株式会社 | Air spring |
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| US5934652A (en) * | 1998-05-28 | 1999-08-10 | The Goodyear Tire & Rubber Company | Air spring bumper and method of mounting |
| DE19809658A1 (en) * | 1998-03-06 | 1999-09-16 | Continental Ag | Pneumatic spring for e.g. private motor vehicle |
| DE10038197A1 (en) * | 2000-08-04 | 2002-02-21 | Contitech Luftfedersyst Gmbh | Pneumatic strut comprises air spring and optionally shock absorber, rolling lobe of air spring extending upwards to form flexible lining between its support sleeve and cap of spring |
| US20030057618A1 (en) * | 2001-09-27 | 2003-03-27 | Tanner Edward T. | Shock, vibration and acoustic isolation system |
| DE102009028158A1 (en) * | 2009-07-31 | 2011-03-24 | Saf-Holland Gmbh | Air bellows for an air spring |
| CN103477112A (en) * | 2011-04-06 | 2013-12-25 | 大陆-特韦斯贸易合伙股份公司及两合公司 | Air spring having hybrid bellows |
| JP5517351B2 (en) * | 2010-07-06 | 2014-06-11 | 東洋ゴム工業株式会社 | Air spring with stopper |
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2013
- 2013-02-22 JP JP2013033321A patent/JP6283467B2/en not_active Expired - Fee Related
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2014
- 2014-01-23 CN CN201410032079.6A patent/CN104006106B/en not_active Expired - Fee Related
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| DE19809658A1 (en) * | 1998-03-06 | 1999-09-16 | Continental Ag | Pneumatic spring for e.g. private motor vehicle |
| US5934652A (en) * | 1998-05-28 | 1999-08-10 | The Goodyear Tire & Rubber Company | Air spring bumper and method of mounting |
| DE10038197A1 (en) * | 2000-08-04 | 2002-02-21 | Contitech Luftfedersyst Gmbh | Pneumatic strut comprises air spring and optionally shock absorber, rolling lobe of air spring extending upwards to form flexible lining between its support sleeve and cap of spring |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016184068A1 (en) * | 2015-05-19 | 2016-11-24 | 中车青岛四方车辆研究所有限公司 | Nonlinear auxiliary spring, belted capsule and air spring |
| EP3299662A4 (en) * | 2015-05-19 | 2019-02-13 | CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | Nonlinear auxiliary spring, belted capsule and air spring |
| CN105000030A (en) * | 2015-08-04 | 2015-10-28 | 青岛四方车辆研究所有限公司 | Belt bundle type capsule and air spring with capsule |
| CN109844358A (en) * | 2016-10-17 | 2019-06-04 | 住友电气工业株式会社 | Air spring and bogie |
| CN109844358B (en) * | 2016-10-17 | 2021-11-09 | 住友电气工业株式会社 | Air spring and bogie |
| CN108253072A (en) * | 2016-12-28 | 2018-07-06 | 东洋橡胶工业株式会社 | Air spring and air spring rubber base |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104006106B (en) | 2018-05-25 |
| JP6283467B2 (en) | 2018-02-21 |
| JP2014163422A (en) | 2014-09-08 |
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