| 发明名称 |
Plastic sealing ring, for use in heating systems, water treatment systems and the like comprises two axially oriented layers or steps of one or more materials with different mechanicl characteristics |
| 摘要 |
<p>The plastic sealing ring (1), for use in heating systems, water treatment systems and the like comprises two axially oriented layers or steps (4, 5) of one or more materials with different mechanicl characteristics.</p> |
| 申请公布号 |
DE202005004284(U1) |
申请公布日期 |
2005.07.14 |
| 申请号 |
DE20052004284U |
申请日期 |
2005.03.15 |
| 申请人 |
EHLERT HELMUT |
发明人 |
|
| 分类号 |
F16J15/10;(IPC1-7):F16J15/10 |
主分类号 |
F16J15/10 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
