发明申请
- 专利标题: Sealing Arrangement and Process for Hermetic Systems
- 专利标题(中): 密封系统的密封布置和工艺
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申请号: US11572763申请日: 2005-08-04
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公开(公告)号: US20080000908A1公开(公告)日: 2008-01-03
- 发明人: Estevao Espindola , Sthefan De Almeida , Eriberto De Souza
- 申请人: Estevao Espindola , Sthefan De Almeida , Eriberto De Souza
- 申请人地址: BR Sao Paulo
- 专利权人: Whirlpool S.A.
- 当前专利权人: Whirlpool S.A.
- 当前专利权人地址: BR Sao Paulo
- 国际申请: PCT/BR05/00161 WO 20050804
- 主分类号: F16L55/11
- IPC分类号: F16L55/11 ; B21D41/04 ; F25B45/00
摘要:
Sealing arrangement and process for hermetic systems of the type which comprises a hermetic shell portion (10), from which outwardly projects a supply tube (20) for supplying a load of working fluid to the inside of the hermetic system and which is subsequently sealed. Said supply tube (20) comprises a first and a second deformation (21, 22) axially spaced apart and each blocking the fluid flow cross section of the supply tube (20); a plug (30) made of a deformable material and which is housed inside the supply tube (20) between the first and the second deformations (21, 22); and at least one intermediary deformation (23) located between the first and the second deformations (21, 22) and deforming a median portion of the plug (30) in order to hermetically block the fluid flow cross section of the supply tube (20) between the first and the second deformations (21, 22).
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