发明授权
- 专利标题: Monolithic catalytic muffler having nondeposit welds
- 专利标题(中): 具有非沉积焊接的单片催化消声器
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申请号: US903059申请日: 1978-05-05
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公开(公告)号: US4186172A公开(公告)日: 1980-01-29
- 发明人: Rainer Scholz
- 申请人: Rainer Scholz
- 申请人地址: DEX Neckarsulm
- 专利权人: Audi Nsu Auto Union Aktiengesellschaft
- 当前专利权人: Audi Nsu Auto Union Aktiengesellschaft
- 当前专利权人地址: DEX Neckarsulm
- 优先权: DEX2720322 19770506; DEX2727967 19770622
- 主分类号: B01J8/02
- IPC分类号: B01J8/02 ; F01N3/28 ; B21D53/00 ; B21D53/02 ; F01N3/15
摘要:
A catalytic muffler is formed by winding together a pair of relatively thin catalytically active foils one of which is corrugated. The wound-together foils are secured together by nondeposit welding to form a rigid insert having longitudinally throughgoing gas passages. This insert is then fitted into a cylindrical housing and welded to the housing once again using a beam-type welder.
公开/授权文献
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