发明授权
- 专利标题: Muffler for automobiles
- 专利标题(中): 汽车消声器
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申请号: US800015申请日: 1977-05-24
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公开(公告)号: US4124092A公开(公告)日: 1978-11-07
- 发明人: Sadao Kajiya , Tomiaki Atsumi , Osamu Kuroda , Tamio Nakakubo
- 申请人: Sadao Kajiya , Tomiaki Atsumi , Osamu Kuroda , Tamio Nakakubo
- 申请人地址: JPX Toyota
- 专利权人: Toyota Jidosha Kogyo Kabushiki Kaisha
- 当前专利权人: Toyota Jidosha Kogyo Kabushiki Kaisha
- 当前专利权人地址: JPX Toyota
- 优先权: JPX52/17884 19770221
- 主分类号: F01N1/02
- IPC分类号: F01N1/02 ; F01N1/08 ; F01N1/00
摘要:
A muffler for automobiles having a drum-shaped expansion chamber of diameter D and length h, to which gas inlet and outlet pipes and an insert pipe of a Helmholtz resonator open so that the gas flow traverses the expansion chamber substantially diametrically therethrough, wherein the ratio h/D is substantially 0.25 - 0.4.