JPS62266240A - Air spring - Google Patents
Air springInfo
- Publication number
- JPS62266240A JPS62266240A JP10665086A JP10665086A JPS62266240A JP S62266240 A JPS62266240 A JP S62266240A JP 10665086 A JP10665086 A JP 10665086A JP 10665086 A JP10665086 A JP 10665086A JP S62266240 A JPS62266240 A JP S62266240A
- Authority
- JP
- Japan
- Prior art keywords
- rubber
- resistance
- air spring
- epichlorohydrin
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 38
- 239000005060 rubber Substances 0.000 claims abstract description 38
- 229920001084 poly(chloroprene) Polymers 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 229920001897 terpolymer Polymers 0.000 claims abstract description 8
- 150000002118 epoxides Chemical class 0.000 claims abstract 3
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 12
- 239000002184 metal Substances 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 8
- 150000002924 oxiranes Chemical class 0.000 description 7
- 229920001577 copolymer Polymers 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 238000004073 vulcanization Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 2
- HAZJTCQWIDBCCE-UHFFFAOYSA-N 1h-triazine-6-thione Chemical compound SC1=CC=NN=N1 HAZJTCQWIDBCCE-UHFFFAOYSA-N 0.000 description 1
- STMDPCBYJCIZOD-UHFFFAOYSA-N 2-(2,4-dinitroanilino)-4-methylpentanoic acid Chemical compound CC(C)CC(C(O)=O)NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O STMDPCBYJCIZOD-UHFFFAOYSA-N 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- UCAOGXRUJFKQAP-UHFFFAOYSA-N n,n-dimethyl-5-nitropyridin-2-amine Chemical compound CN(C)C1=CC=C([N+]([O-])=O)C=N1 UCAOGXRUJFKQAP-UHFFFAOYSA-N 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- RPQRDASANLAFCM-UHFFFAOYSA-N oxiran-2-ylmethyl prop-2-enoate Chemical compound C=CC(=O)OCC1CO1 RPQRDASANLAFCM-UHFFFAOYSA-N 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920002587 poly(1,3-butadiene) polymer Polymers 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- -1 softeners Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
- F16F9/0409—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall characterised by the wall structure
Abstract
Description
【発明の詳細な説明】
〔発明の技術分野〕
本発明は、車両用懸架装置等に用いられる空気バネの構
成材料に関する。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to constituent materials of air springs used in vehicle suspension systems and the like.
車両用懸架装置等に用いられる空気バネは、ゴム等の可
撓性材料を略円筒状に成形して構成されており、その内
部に二層の補強部材が埋設されている。この補強部材は
、ナイロン繊維等の合成繊維すだれ織物からなり、補強
性を担うタテ糸とこのタテ糸の密度を保持するヨコ糸で
構成され、各タテ糸が互いに交差する方向で配置されて
いる。Air springs used in vehicle suspension systems and the like are formed by molding a flexible material such as rubber into a substantially cylindrical shape, and two layers of reinforcing members are embedded inside the air spring. This reinforcing member is made of synthetic fiber blind fabric such as nylon fiber, and is composed of warp yarns that provide reinforcement and weft yarns that maintain the density of the warp yarns, and each warp yarn is arranged in a direction that intersects with each other. .
上述した空気バネは、外筒とオイルダンパーの端部に機
械的に取り付けられて気室を形成し、内部に空気を封入
し、圧縮弾性によりショックを緩衝し得るようになって
いる。The above-mentioned air spring is mechanically attached to the outer cylinder and the end of the oil damper to form an air chamber, which seals air inside and is capable of damping shock by compressive elasticity.
この空気バネは、乗車人員や積荷量の増減、車速、路面
状況に応じて車高、車の姿勢、バネ定数を制御して優れ
た操縦安定性と乗り心地とを得るために苛酷な使用条件
下におかれている。These air springs are designed to operate under harsh operating conditions in order to achieve excellent handling stability and ride comfort by controlling the vehicle height, vehicle posture, and spring constant according to changes in the number of passengers and cargo, vehicle speed, and road surface conditions. It is placed below.
このため、空気バネ周囲の雰囲気温度は高温になる傾向
があり、従来以上の耐熱性が要求されるようになってき
ている。For this reason, the ambient temperature around the air spring tends to be high, and higher heat resistance than ever before is required.
ところが、従来、このような空気バネには、その材料と
して耐熱性、耐寒性、耐屈曲性、耐油性、耐オゾン性な
どの緒特性のバランスに優れた合成ゴムであるクロロプ
レンゴムが採用すれてきた。However, conventionally, such air springs have been made of chloroprene rubber, a synthetic rubber with excellent balance of properties such as heat resistance, cold resistance, bending resistance, oil resistance, and ozone resistance. Ta.
しかし、従来、内層及び外層がクロロプレンゴムで構成
された空気バネは、耐熱性に限界があり、新たな耐熱性
の改良要求には応えられず、特に硬化型劣化を起こすこ
とから長期の使用に耐えられなかった。また、クロロブ
レンゴム自体が結晶構造を保有しているため、寒冷地で
の使用は不適とされており、動的オゾン性能にも不安が
もたれているなどの欠点を有していた。However, conventional air springs whose inner and outer layers are made of chloroprene rubber have limited heat resistance and cannot meet new demands for improved heat resistance. I couldn't stand it. In addition, since chloroprene rubber itself has a crystalline structure, it is considered unsuitable for use in cold regions, and has drawbacks such as concerns about dynamic ozone performance.
一方、内層及び外層がエピクロルヒドリン−エチレンオ
キシド系共重合体ゴムあるいはエピクロルヒドリン−プ
ロピレンオキシド系共重合体ゴムで構成された空気バネ
は、クロロプレンゴムに比べ耐熱性、耐寒性、耐油性、
耐動的オゾン性に優れてはいるものの、耐屈曲性に劣る
ことから実用に供し得なかった。On the other hand, air springs whose inner and outer layers are made of epichlorohydrin-ethylene oxide copolymer rubber or epichlorohydrin-propylene oxide copolymer rubber have better heat resistance, cold resistance, oil resistance,
Although it has excellent dynamic ozone resistance, it could not be put to practical use due to poor bending resistance.
〔発明の目的〕
本発明は、耐熱性、耐寒性、耐屈曲性、耐油性及び耐動
的オゾン性が総合的に優れた空気バネを提供することを
目的とする。[Object of the Invention] An object of the present invention is to provide an air spring that is comprehensively excellent in heat resistance, cold resistance, bending resistance, oil resistance, and dynamic ozone resistance.
このため、本発明は、内層と外層の中間部に補強部材を
配した空気バネにおいて、前記内層および外層あるいは
内層と外層のいずれか一方をエピクロルヒドリン−プロ
ピレンオキシド−不飽和エポキシド三元共重合体ゴム９
０〜５０重量％とクロロブレンゴム１０〜５０重量％と
からなるゴム混合物で構成したことを特徴とする空気バ
ネを要旨とするものである。For this reason, the present invention provides an air spring in which a reinforcing member is arranged intermediate between the inner layer and the outer layer, in which either the inner layer and the outer layer or the inner layer and the outer layer are made of epichlorohydrin-propylene oxide-unsaturated epoxide terpolymer rubber. 9
The gist of the present invention is an air spring characterized in that it is made of a rubber mixture consisting of 0 to 50% by weight of chloroprene rubber and 10 to 50% by weight of chloroprene rubber.
以下、本発明の構成について詳しく説明する。Hereinafter, the configuration of the present invention will be explained in detail.
第１図は、空気バネ装置を示す一部を切欠した正面視説
明図、第２図は第１図におけるＡ部の拡大説明図である
。FIG. 1 is a partially cutaway front view explanatory view showing the air spring device, and FIG. 2 is an enlarged explanatory view of section A in FIG. 1.
これらの図において、１は外筒、２は空気バネを構成す
るゴム膜である。ゴム膜２は、第２図に示すように内層
２ａと外層２ｂと補強部材層２ｃとからなる。補強部材
層２ｃにおいて、ＸＩは内層側のタテ糸、Ｘ！は外層側
のタテ糸である。３はオイルダンパー、Ｇは気室である
。In these figures, 1 is an outer cylinder, and 2 is a rubber film constituting an air spring. As shown in FIG. 2, the rubber membrane 2 is composed of an inner layer 2a, an outer layer 2b, and a reinforcing member layer 2c. In the reinforcing member layer 2c, XI is the warp yarn on the inner layer side, and X! is the warp thread on the outer layer side. 3 is an oil damper, and G is an air chamber.
本発明においては、ゴム膜２において、内層２ａ及び外
層２ｂあるいは内層２ａと外Ｎ２ｂのいずれか一方をエ
ピクロルヒドリン−プロピレンオキシド−不飽和エポキ
シド三元共重合体ゴム９０〜５０重量％とクロロブレン
ゴム１０〜５０重量％とからなるゴム混合物で構成する
。内層２ａおよび外層２ｂのそれぞれの厚さは、０．３
〜１．５鰭程度である。なお、このゴム膜２は、所望の
金型中で通常１００〜２５０℃の温度で加硫することに
より製造される。In the present invention, in the rubber membrane 2, either the inner layer 2a and the outer layer 2b or the inner layer 2a and the outer layer 2b are composed of 90 to 50% by weight of epichlorohydrin-propylene oxide-unsaturated epoxide terpolymer rubber and 10% by weight of chloroprene rubber. ~50% by weight of a rubber mixture. The thickness of each of the inner layer 2a and the outer layer 2b is 0.3
~1.5 fins. Note that this rubber film 2 is manufactured by vulcanizing it in a desired mold at a temperature of usually 100 to 250°C.
（１）エピクロルヒドリン−プロピレンオキシド−不飽
和エポキシド三元共重合体ゴム。(1) Epichlorohydrin-propylene oxide-unsaturated epoxide terpolymer rubber.
不飽和エポキシドとしては、アリルグリシジルエーテル
、グリシジルメタクリレート、グリシジルアクリレート
及びブタジェンモノオキシドなどが挙げられる。使用量
は、１〜１５モル％であり、より好ましくは２〜１０モ
ル％である。Examples of unsaturated epoxides include allyl glycidyl ether, glycidyl methacrylate, glycidyl acrylate, and butadiene monoxide. The amount used is 1 to 15 mol%, more preferably 2 to 10 mol%.
不飽和エポキシドを共重合させることにより、熱軟化劣
化及び耐動的オゾン性が改良されるが、１５モル％を越
えると熱によって硬化型劣化が生じ、ゴム弾性を失い脆
くなる欠陥を生じる。また、プレピレンオキシドの量は
、ゴム成形品に求められる耐寒性に応じて３０〜９０モ
ル％の範囲で適宜決定されるが、その量が３０モル％未
満では耐寒性に問題を生じ、９０モル％を越えると耐油
性が低下し膨潤度が大きくなる。共重合成分の特に好ま
しい割合は、エピクロルヒドリン１５〜５５モル％、プ
ロピレンオキシド３５〜８５モル％、不飽和エポキシド
２〜１０モル％である。By copolymerizing an unsaturated epoxide, thermal softening deterioration and dynamic ozone resistance are improved, but if the amount exceeds 15 mol %, curing type deterioration occurs due to heat, causing defects such as loss of rubber elasticity and brittleness. In addition, the amount of prepylene oxide is appropriately determined in the range of 30 to 90 mol% depending on the cold resistance required for the rubber molded product, but if the amount is less than 30 mol%, a problem will occur in cold resistance, If it exceeds mol%, oil resistance will decrease and the degree of swelling will increase. Particularly preferred ratios of the copolymerized components are 15 to 55 mol% of epichlorohydrin, 35 to 85 mol% of propylene oxide, and 2 to 10 mol% of unsaturated epoxide.
（２） クロロプレンゴム。(2) Chloroprene rubber.
本発明におけるクロロプレンゴムとは、２−クロロ−１
，３−ブタジェンの単独重合体ゴムまたは、２−クロロ
−１，３−ブタジェン及びこれと共重合可能な単量体と
の共重合体ゴムであり、イオウ変性タイプも含まれる。Chloroprene rubber in the present invention refers to 2-chloro-1
, 3-butadiene homopolymer rubber, or a copolymer rubber of 2-chloro-1,3-butadiene and a monomer copolymerizable therewith, and also includes a sulfur-modified type.
（３） ゴム混合物。(3) Rubber mixture.
上記共重合体ゴム９０〜５０重量％と上記クロロブレン
ゴム１０〜５０重量％からなる。共重合体ゴムが９０重
量％を越えると耐屈曲性が低下し、５０重量％未満では
耐動的オゾン性に問題を生じる。It consists of 90 to 50% by weight of the above copolymer rubber and 10 to 50% by weight of the above chloroprene rubber. If the copolymer rubber exceeds 90% by weight, the bending resistance will decrease, and if it is less than 50% by weight, problems will arise in dynamic ozone resistance.
このゴム混合物の加硫剤としては、不飽和エポキシドを
共重合した共重合体ゴムと不飽和二重結合を含有してい
るクロロプレンゴムとの混合物であることから、イオウ
系加硫剤が使用可能である。また、いずれも塩素原子を
含有しているので、塩素原子を介して加硫反応を生起せ
しめるトリアジンチオール系加硫剤、チオウレア系加硫
剤も使用可能である。その他、通常用いられる補強剤、
充てん剤、軟化剤、可塑剤、老化防止剤及び加硫促進剤
などは、実施の態様に応じて添加し得る。As the vulcanizing agent for this rubber mixture, a sulfur-based vulcanizing agent can be used since it is a mixture of copolymer rubber made by copolymerizing unsaturated epoxide and chloroprene rubber containing unsaturated double bonds. It is. Furthermore, since both contain chlorine atoms, triazinethiol-based vulcanizing agents and thiourea-based vulcanizing agents that cause a vulcanization reaction via chlorine atoms can also be used. Other commonly used reinforcing agents,
Fillers, softeners, plasticizers, anti-aging agents, vulcanization accelerators, and the like may be added depending on the embodiment.
次に実施例により本発明を具体的に説明する。Next, the present invention will be specifically explained with reference to Examples.
なお、本発明は特定のゴム混合物を空気バネの内層及び
外層あるいは内層と外層のいずれか一方に用いることに
特徴が存するものであるので、実施例においては、便宜
上、ゴム混合物の特性を評価した。配合処方及びゴム混
合物における数値は重量部を意味する。Note that the present invention is characterized by using a specific rubber mixture for the inner layer and outer layer of the air spring, or for either the inner layer and the outer layer, so in the examples, for convenience, the characteristics of the rubber mixture were evaluated. . Numerical values in formulations and rubber mixtures refer to parts by weight.
エピクロルヒドリン（３０モル％）−プロピレンオキシ
ド（６７モル％）−アリルグリシジルエーテル（３モル
％）三元共重合体ゴムとクロロプレンゴムとを、各々、
下記第１表の配合処方により他の配合剤とともに試験用
密閉式混合機で混練したのち、試験用ロール機にてコン
パウンドブレンド方式を採用し、下記第２表に示す配合
比となるように調製した。Epichlorohydrin (30 mol%)-propylene oxide (67 mol%)-allyl glycidyl ether (3 mol%) terpolymer rubber and chloroprene rubber, respectively,
After kneading with other compounding ingredients in a test internal mixer according to the formulation shown in Table 1 below, a compound blending method was used in a test roll machine to prepare the compounding ratio shown in Table 2 below. did.
テストピース加硫条件は、１６０℃×３０分のプレス加
硫とした。The test piece vulcanization conditions were press vulcanization at 160° C. for 30 minutes.
各試料につき、デマーチャ屈曲試験、空気加熱老化試験
、低温衝撃ぜい化試験、耐油試験をＪＩＳ Ｋ６３０１
に準拠し行った。Each sample was subjected to a demarcher bending test, air heating aging test, low temperature impact embrittlement test, and oil resistance test according to JIS K6301.
This was done in accordance with the.
また、動的オゾン劣化試験は、４０″Ｃ雰囲気、オゾン
濃度５０ｐｐｈｎ＋として試験片に０〜３０％の伸長を
与え、動的条件下で行い、亀裂状態を判定した。In addition, the dynamic ozone deterioration test was conducted under dynamic conditions in which the test piece was elongated from 0 to 30% in an atmosphere of 40''C and an ozone concentration of 50 pphn+, and the state of cracks was determined.
結果を第２表に示す。The results are shown in Table 2.
なお、実験番号１，２，６．７は比較例を示す。Note that experiment numbers 1, 2, and 6.7 indicate comparative examples.
第２表から明らかなように、本発明において内層及び外
層あるいは内層と外層のいずれか一方に用いられるゴム
混合物は、耐熱性、耐寒性、耐油性及び耐動的オゾン性
においてクロロプレンゴムに比べ優れており、耐屈曲性
においてクロロプレンゴムと同等の性能を有しているこ
とが判る。As is clear from Table 2, the rubber mixture used for the inner and outer layers or either of the inner and outer layers in the present invention is superior to chloroprene rubber in heat resistance, cold resistance, oil resistance, and dynamic ozone resistance. It can be seen that it has the same performance as chloroprene rubber in terms of bending resistance.
これに対し、クロロプレンゴムが１０重量％未満では、
エピクロルヒドリン−プロピレンオキシド−アリルグリ
シジルエーテル三元共重合体ゴムの耐屈曲性改良効果が
小さく、また５０重型窩を越えると耐熱性、耐寒性、耐
油性及び耐動的オゾン性が低下し、これら諸性質のバラ
ンスを保持し得ないことが判る。On the other hand, if the chloroprene rubber is less than 10% by weight,
The effect of improving the bending resistance of the epichlorohydrin-propylene oxide-allyl glycidyl ether terpolymer rubber is small, and when it exceeds 50 layers, heat resistance, cold resistance, oil resistance, and dynamic ozone resistance decrease, and these properties It turns out that the balance cannot be maintained.
以上説明したことから明らかなように、本発明によれば
耐熱性、耐寒性、耐屈曲性、耐油性及び耐動的オゾン性
が総合的に優れた空気バネを得ることができる。この空
気バネは、この緒特性のバランス保持に優れていること
から、特に車両用懸架装置等に用いられる空気バネとし
て好適であり、耐久性能の向上が図れる。As is clear from the above description, according to the present invention, it is possible to obtain an air spring that is comprehensively excellent in heat resistance, cold resistance, bending resistance, oil resistance, and dynamic ozone resistance. Since this air spring is excellent in maintaining the balance of its mechanical characteristics, it is particularly suitable as an air spring used in a vehicle suspension system, etc., and its durability performance can be improved.
第１図は空気バネ装置を示す一部を切欠した正面説明図
、第２図は第１図Ａ部の拡大説明図である。
１・・・外筒、２・・・ゴム膜、２ａ・・・内層、２ｂ
・・・外層１，２ｃ・・・補強部材層、３・・・オイル
ダンパー、Ｇ・・・気室。FIG. 1 is a partially cutaway front explanatory view showing the air spring device, and FIG. 2 is an enlarged explanatory view of section A in FIG. 1... Outer cylinder, 2... Rubber membrane, 2a... Inner layer, 2b
...Outer layer 1, 2c...Reinforcement member layer, 3...Oil damper, G...Air chamber.
Claims (2)
において、前記内層および外層あるいは内層と外層のい
ずれか一方をエピクロルヒドリン−プロピレンオキシド
−不飽和エポキシド三元共重合体ゴム９０〜５０重量％
とクロロプレンゴム１０〜５０重量％とからなるゴム混
合物で構成したことを特徴とする空気バネ。(1) In an air spring in which a reinforcing member is arranged between the inner layer and the outer layer, the inner layer and the outer layer or either the inner layer and the outer layer are made of epichlorohydrin-propylene oxide-unsaturated epoxide terpolymer rubber of 90 to 50% by weight. %
An air spring characterized in that it is made of a rubber mixture consisting of and 10 to 50% by weight of chloroprene rubber.
５ｍｍである特許請求の範囲第１項記載の空気バネ。(2) The thickness of each of the inner layer and outer layer is 0.3 to 1.
The air spring according to claim 1, which has a diameter of 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10665086A JPS62266240A (en) | 1986-05-12 | 1986-05-12 | Air spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10665086A JPS62266240A (en) | 1986-05-12 | 1986-05-12 | Air spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62266240A true JPS62266240A (en) | 1987-11-19 |
| JPH0562653B2 JPH0562653B2 (en) | 1993-09-08 |
Family
ID=14438990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10665086A Granted JPS62266240A (en) | 1986-05-12 | 1986-05-12 | Air spring |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62266240A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006090532A (en) * | 2004-09-27 | 2006-04-06 | Toyo Tire & Rubber Co Ltd | Air spring |
| WO2012162462A1 (en) * | 2011-05-24 | 2012-11-29 | Firestone Industrial Products Company, Llc | Elastomeric articles with improved properties |
| EP3315813A1 (en) * | 2016-10-27 | 2018-05-02 | ContiTech Luftfedersysteme GmbH | Air spring unit |
| EP3315812B1 (en) * | 2016-10-27 | 2020-07-01 | ContiTech Luftfedersysteme GmbH | Air spring unit |
-
1986
- 1986-05-12 JP JP10665086A patent/JPS62266240A/en active Granted
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006090532A (en) * | 2004-09-27 | 2006-04-06 | Toyo Tire & Rubber Co Ltd | Air spring |
| JP4575096B2 (en) * | 2004-09-27 | 2010-11-04 | 東洋ゴム工業株式会社 | Air spring |
| WO2012162462A1 (en) * | 2011-05-24 | 2012-11-29 | Firestone Industrial Products Company, Llc | Elastomeric articles with improved properties |
| DE112012002208B4 (en) * | 2011-05-24 | 2021-04-29 | Firestone Industrial Products Company, Llc | Elastomeric air spring bellows and air spring having it |
| EP3315813A1 (en) * | 2016-10-27 | 2018-05-02 | ContiTech Luftfedersysteme GmbH | Air spring unit |
| EP3315812B1 (en) * | 2016-10-27 | 2020-07-01 | ContiTech Luftfedersysteme GmbH | Air spring unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0562653B2 (en) | 1993-09-08 |
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