阅读说明：本技术 用于车辆减震器的弹簧元件、尤其是颠簸缓冲器 (Spring element for a vehicle shock absorber, in particular a jounce bumper ) 是由 A·图扎尔 于 2020-05-13 设计创作，主要内容包括：本发明包括一种用于车辆减震器的弹簧元件(1)、尤其是颠簸缓冲器,包括：纵向轴线(L)和沿纵向轴线(L)延伸的基体(3),基体(3)能够在未压缩的基本状态和压缩状态之间弹性变形,在压缩状态下基体(3)在纵向轴线(L)方向上至少部分地压缩,端部分(5),所述端部分(5)被配置为与所述车辆减震器的阻尼器帽接触；其中端部分(5)包括至少三个的多个凸起(7a-7d),凸起在圆周方向(R)上彼此间隔开,并且在纵向轴线(L)方向上从基体(3)突出；其中凸起(7a-7d)中的每一个在纵向轴线(L)方向上具有不同的长度(9a-9d),并且凸起(7a-7d)沿端部分(5)的圆周布置,使得凸起(7a-7d)的长度(9a-9d)在圆周方向上单调增加。(The invention comprises a spring element (1) for a vehicle shock absorber, in particular a jounce bumper, comprising: a longitudinal axis (L) and a base body (3) extending along the longitudinal axis (L), the base body (3) being elastically deformable between an uncompressed basic state and a compressed state in which the base body (3) is at least partially compressed in the direction of the longitudinal axis (L), an end portion (5), the end portion (5) being configured to be in contact with a damper cap of the vehicle shock absorber; wherein the end portion (5) comprises at least three pluralities of protrusions (7a-7d) spaced from each other in the circumferential direction (R) and protruding from the base body (3) in the direction of the longitudinal axis (L); wherein each of the protrusions (7a-7d) has a different length (9a-9d) in the direction of the longitudinal axis (L), and the protrusions (7a-7d) are arranged along the circumference of the end portion (5) such that the lengths (9a-9d) of the protrusions (7a-7d) monotonically increase in the circumferential direction.)

1. Spring element (1), in particular jounce bumper, for a vehicle shock absorber, comprising:

a longitudinal axis (L) and a base body (3) extending along the longitudinal axis (L), the base body (3) being elastically deformable between an uncompressed basic state and a compressed state in which the base body (3) is at least partially compressed in the direction of the longitudinal axis (L),

an end portion (5), the end portion (5) being configured to be in contact with a damper cap of the vehicle shock absorber; wherein

The end portion (5) comprises at least three pluralities of protrusions (7a-7d) spaced from each other in a circumferential direction (R) and projecting from the base body (3) in the direction of the longitudinal axis (L);

wherein each of said protrusions (7a-7d) has a different length (9a-9d) in the direction of said longitudinal axis (L), and said protrusions (7a-7d) are arranged along the circumference of said end portion (5) such that the lengths (9a-9d) of said protrusions (7a-7d) increase monotonically in said circumferential direction.

2. Spring element (1) according to claim 1,

wherein the plurality of protrusions (7a-7d) comprises: a first projection (7a) having a shortest length (9a) in the direction of the longitudinal axis (L), at least one intermediate projection (7b, 7c) and a final projection (7d) having a longest length (9d) in the direction of the longitudinal axis (L).

3. Spring element (1) according to claim 2,

wherein the length of the protrusions (7a-7d) is increased by a predetermined length difference (d) from the first protrusion (7a) to each subsequent protrusion (7b-7d) in the circumferential direction (R).

4. Spring element (1) according to claim 3,

wherein the length difference (d) is in the range of 0.5mm to 3mm, preferably in the range of 0.8mm to 1.2 mm.

5. Spring element (1) according to claim 3 or 4,

wherein the length difference (d) is a function of the total length of the base body (3) in the basic state, d ═ c x t, wherein: d is a length difference, c is a length coefficient and t is the total length of the substrate (3) in the basic state in the direction of the longitudinal axis (L), the coefficient c preferably being in the range of 0.005 to 0.04, preferably in the range of 0.0067 to 0.025.

6. Spring element (1) according to one of claims 2 to 5,

wherein the length of said protrusions (7a-7d) in the direction of said longitudinal axis (L) starts from said first protrusion (7a), each subsequent protrusion (7b-d) increasing by a constant length difference (d), or by a length difference linearly proportional to the angular space from the first protrusion in the circumferential direction.

7. Spring element (1) according to one of the preceding claims,

wherein the first projection (7a) and the final projection (7d) are arranged adjacent to each other on the end portion (5).

8. Spring element (1) according to one of the preceding claims,

wherein each of said protrusions (7a-7d) comprises a contact surface (10a-10d) defining a first line of contact of the respective protrusion with the damper cap, said contact surface being oriented in a plane perpendicular to said longitudinal axis (L).

9. Spring element (1) according to one of the preceding claims,

wherein the end portion (5) comprises a recess (11) extending between each pair of adjacent protrusions (7a-7 d).

10. Spring element (1) according to one of the preceding claims,

wherein the matrix (3) is partially or completely composed of a volume-compressible elastomer, preferably of a cellular polyisocyanate polyaddition product.

11. A vehicle shock absorber, comprising:

a damper bearing;

a damper cap movably mounted relative to the damper bearing in the direction of a longitudinal axis (L); and

a spring element (1), the spring element (1) being associated with the damper bearing,

characterized in that the spring element (1) is formed according to any one of the preceding claims.

12. A vehicle, comprising:

a plurality of vehicle shock absorbers wherein

At least one vehicle shock absorber, preferably some or all vehicle shock absorbers, is constructed according to claim 11.