公开(公告)号：US20120138163A1

公开(公告)日：2012-06-07

申请号：US13311748

申请日：2011-12-06

申请人： Yoshio ANDO ,  Makoto TAKEUCHI

发明人： Yoshio ANDO ,  Makoto TAKEUCHI

IPC分类号： B67D7/72

CPC分类号： F23J13/00 ,  F23J2900/13004 ,  Y10T137/2931 ,  Y10T137/3021 ,  Y10T137/794 ,  Y10T137/86324

摘要： An exhaust passage component includes: an inner space used as part of an exhaust passage of a hot water supply apparatus; a drainage passage configured such that if condensed water is produced in the inner space, the condensed water is caused to flow out of the inner space; a first sheet metal member, at least part of which includes a first recess formed by drawing and a plate-like portion formed around the first recess; and a second sheet metal member, at least part of which includes a second recess by drawing and a flange formed around the second recess.

摘要翻译： 排气通道部件包括：用作热水供应装置的排气通道的一部分的内部空间; 排水通道，其构造成如果在内部空间中产生冷凝水，则使冷凝水从内部空间流出; 第一钣金构件，其至少一部分包括通过拉伸形成的第一凹部和形成在第一凹部周围的板状部分; 以及第二钣金构件，其至少一部分包括通过拉伸的第二凹部和围绕第二凹部形成的凸缘。