Damping rubber spring for an automobile suspension
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16F-001/40
B60G-011/22
출원번호
US-0424549
(2013-08-28)
등록번호
US-9933036
(2018-04-03)
우선권정보
CN-2012 1 0311008 (2012-08-28)
국제출원번호
PCT/CN2013/082462
(2013-08-28)
국제공개번호
WO2014/032590
(2014-03-06)
발명자
/ 주소
Chen, Gaosheng
Jiang, Honggang
Pei, Gaolin
Lai, Liangqing
Tu, Chunchao
Mi, Zhian
Liu, Jia
Wang, Jinghe
Su, Zhengtao
출원인 / 주소
AVIC BEIJING INSTITUTE OF AERONAUTICAL MATERIALS
대리인 / 주소
Young, Esq., Andrew F.
인용정보
피인용 횟수 :
0인용 특허 :
26
초록▼
A damping rubber spring for an automobile suspension, including: n rubber layers (2), n being a natural number not less than 3; n+1 metal partition layers (1) including an upper partition layer (4) and a lower partition layer (5), the n rubber layers (2) and the n+1 metal partition layers (1) being
A damping rubber spring for an automobile suspension, including: n rubber layers (2), n being a natural number not less than 3; n+1 metal partition layers (1) including an upper partition layer (4) and a lower partition layer (5), the n rubber layers (2) and the n+1 metal partition layers (1) being laminated alternately with each other, and the upper partition layer (4) being disposed in parallel with the lower partition layer (5), wherein an m-th rubber layer (2) starting from the upper partition layer (4) has a thickness or cross section area that is the same as that of an m-th rubber layer (2) starting from the lower partition layer (5).
대표청구항▼
1. A damping rubber spring for an automobile suspension, comprising: n rubber layers, n being a natural number not less than 3;n+1 metal partition layers comprising an upper partition layer located at an uppermost position of the damping rubber spring for an automobile suspension and a lower partiti
1. A damping rubber spring for an automobile suspension, comprising: n rubber layers, n being a natural number not less than 3;n+1 metal partition layers comprising an upper partition layer located at an uppermost position of the damping rubber spring for an automobile suspension and a lower partition layer located at a lowermost position of the damping rubber spring for an automobile suspension, the n rubber layers and the n+1 metal partition layers being laminated alternately with each other, the upper partition layer being disposed in parallel with the lower partition layer and each of the n rubber layers being sandwiched between two adjacent metal partition layers;an m-th rubber layer starting from the upper partition layer has a thickness that is the same as that of an m-th rubber layer starting from the lower partition layer, m being a natural number smaller than n, andin a direction from the upper partition layer to the lower partition layer, the thickness of a mid-layer of the n rubber layers which is adjacent to the midpoint of a distance between the upper and lower partition layers is larger than those of the layers of the n rubber layers which are adjacent to the upper or lower partition layers, and in a direction parallel to a plane in which the upper or lower partition layer lies, the area of the middle section of the mid-layers of the n rubber layers which are adjacent to the midpoint of a distance between the upper and lower partition layers is smaller than those of the layers of the n rubber layers which are adjacent to the upper or lower partition layers. 2. The damping rubber spring for an automobile suspension according to claim 1, wherein n is an odd number, the thickness of the mid-layer of the n rubber layers is larger than those of other rubber layers. 3. The damping rubber spring for an automobile suspension according to claim 2, wherein the thicknesses of rubber layers on the upper and lower sides of the rubber mid-layer gradually decrease towards the upper partition layer and the lower partition layer respectively. 4. The damping rubber spring for an automobile suspension according to claim 1, wherein n is an even number, at least two of the rubber mid-layers having the same thickness and being larger than those of other rubber layers. 5. The damping rubber spring for an automobile suspension according to claim 4, wherein the thicknesses of rubber layers on the upper and lower sides of the two rubber mid-layers gradually decrease towards the upper partition layer and the lower partition layer respectively. 6. The damping rubber spring for an automobile suspension according to claim 3, wherein a difference ratio between the thicknesses of adjacent two rubber layers does not exceed 30%. 7. The damping rubber spring for an automobile suspension according to claim 1, wherein all the rubber layers have the same cross section area. 8. The damping rubber spring for an automobile suspension according to claim 1, wherein an m-th rubber layer starting from the upper partition layer has a cross section area that is the same as that of an m-th rubber layer starting from the lower partition layer, where m is a natural number smaller than n. 9. The damping rubber spring for an automobile suspension according to claim 8, wherein the cross section areas of rubber layers gradually increase towards corresponding upper and lower partition layers respectively from a rubber mid-layer. 10. The damping rubber spring for an automobile suspension according to claim 1, wherein a connecting edge between the rubber layer and the metal partition layer is provided with a transitional chamfer. 11. A damping rubber spring for an automobile suspension, comprising: n rubber layers, n being a natural number not less than 3;n+1 metal partition layers comprising an upper partition layer located at an uppermost position of the damping rubber spring for an automobile suspension and a lower partition layer located at a lowermost position of the damping rubber spring for an automobile suspension, the n rubber layers and the n+1 metal partition layers being laminated alternately with each other, and the upper partition layer being disposed in parallel with the lower partition layer, and each of the n rubber layers being sandwiched between two adjacent metal partition layers; andan m-th rubber layer starting from the upper partition layer having a cross section area that is the same as that of an m-th rubber layer starting from the lower partition layer, m being a natural number smaller than n,in a direction from the upper partition layer to the lower partition layer, the thickness of a mid-layer of the n rubber layers which is adjacent to the midpoint of a distance between the upper and lower partition layers is larger than those of the layers of the n rubber layers which are adjacent to the upper or lower partition layers, and in a direction parallel to a plane in which the upper or lower partition layer lies, the area of the middle section of the mid-layers of the n rubber layers which are adjacent to the midpoint of a distance between the upper and lower partition layers is smaller than those of the layers of the n rubber layers which are adjacent to the upper or lower partition layers. 12. The damping rubber spring for an automobile suspension according to claim 11, wherein the rubber layer adjacent to the upper partition layer and the rubber layer adjacent to the lower partition layer have the same cross section area which is larger than those of other rubber layers. 13. The damping rubber spring for an automobile suspension according to claim 12, wherein n is an odd number, the cross section area of a rubber mid-layer in the n rubber layers is smaller than those of other rubber layers. 14. The damping rubber spring for an automobile suspension according to claim 13, wherein the cross section areas of rubber layers gradually increase towards corresponding upper and lower partition layers respectively from the rubber mid-layer. 15. The damping rubber spring for an automobile suspension according to claim 12, wherein n is an even number, two rubber mid-layers have the same cross section area which is smaller than those of other rubber layers. 16. The damping rubber spring for an automobile suspension according to claim 15, wherein the cross section areas of rubber layers gradually increase towards corresponding upper and lower partition layers respectively from the two rubber mid-layers. 17. The damping rubber spring for an automobile suspension according to claim 14, wherein a difference ratio between the cross section areas of adjacent two rubber layers does not exceed 30%. 18. The damping rubber spring for an automobile suspension according to claim 11, wherein the thicknesses of all the rubber layers are the same. 19. The damping rubber spring for an automobile suspension according to claim 1, wherein at least one rubber layer is provided with an axial hole. 20. The damping rubber spring for an automobile suspension according to claim 19, wherein the axial hole extends through at least one metal partition layer. 21. The damping rubber spring for an automobile suspension according to claim 20, wherein the axial hole extends through all the metal partition layers and the rubber layers. 22. The damping rubber spring for an automobile suspension according to claim 21, wherein an axis of the axial hole extends through geometrical centers of each metal partition layer and each rubber layer, the cross section normal to the axis of the axial hole is in a shape of circle, and a ratio between the diameter of the circle and the diameter of the smallest cross section of all the rubber layers normal to the axis is not larger than 0.3.
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이 특허에 인용된 특허 (26)
Fukahori Yoshihide (Hachioji JPX) Kojima Hiromu (Higashimurayama JPX) Ogino Akihiko (Kodaira JPX), Anti-seismic bearing and assembly of anti-seismic bearings.
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