| 发明名称 |
PACKING CUPS MANUFACTURING |
| 摘要 |
A method of manufacturing a packing cup for a hyper-compressor is described. The method comprises the following steps:
providing an inner disc (25), having opposed first front face (25X) and second front face (25Y), a central axial hole (18) and at least one lubrication-oil duct (23);autofrettaging the lubrication-oil duct (23);after autofrettaging, removing a thickness (D) of the inner disc on both faces thereof. |
| 申请公布号 |
US2015330511(A1) |
申请公布日期 |
2015.11.19 |
| 申请号 |
US201314758067 |
申请日期 |
2013.12.20 |
| 申请人 |
NUOVO PIGNONE SRL |
发明人 |
MAGGI Carmelo;LEONARDO Tognarelli;CAPANNI Alessio;WOJNAR Jan |
| 分类号 |
F16J15/26;F16J15/16;B23P11/02 |
主分类号 |
F16J15/26 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method of manufacturing a packing cup for a hyper-compressor, comprising the following steps:
providing an inner disc, having opposed first front face and second front face, a central axial hole, and at least one lubrication-oil duct; said axial hole and said at least one lubrication-oil duct extending from said first front face to said second front face; autofrettaging said at least one lubrication-oil duct; after autofrettaging, removing a thickness of said inner disc on both said first front face and said second front face. |
| 地址 |
Florence IT |
