| 摘要 |
<p>An air spring device includes: an air spring (4) having a gas-filled interior defined by an upper face plate (1), a lower face plate (2), and a cylindrical flexible diaphragm body (3) hermetically connecting the respective face plates; a support plate (5) arranged at a given distance from one of the upper and lower face plates (1, 2) of the air spring (4); and an elastic body (6) connecting the support plate (5) and the one of the upper and lower face plates (1, 2). The elastic body (6) is provided with a recessed portion (7) in a center region of a face adjacent to the support plate (5) and the recessed portion (7) is recessed toward the one of the upper and lower face plates (1, 2). The elastic body (6) is surrounded and restrained at a support plate (5) side by an annular body (8) provided on the support plate (5). The one of the upper and lower face plates (1, 2) is provided with a protruding portion (9) protruding to an interior of the annular body (8).</p> |
