| 发明名称 | Plasma cutting machine and cutting method | ||
| 摘要 | A plasma torch is provided with an electrode for generating a plasma arc, a nozzle having an opening through which the plasma arc passes, and a cover member. The cover member is arranged to cover the nozzle in the jetting direction of the plasma arc from the nozzle. The cover member has an opening through which the plasma arc passes. The cover member is made from a magnetic material. | ||
| 申请公布号 | US9516737(B2) | 申请公布日期 | 2016.12.06 |
| 申请号 | US201314438358 | 申请日期 | 2013.12.25 |
| 申请人 | KOMATSU INDUSTRIES CORPORATION | 发明人 | Yamaguchi Yoshihiro;Uesugi Yoshihiko;Tanaka Yasunori;Ishijima Tatsuo |
| 分类号 | B23K10/00;H05H1/34;B23K37/02;B23K37/04 | 主分类号 | B23K10/00 |
| 代理机构 | Global IP Counselors, LLP | 代理人 | Global IP Counselors, LLP |
| 主权项 | 1. A plasma cutting machine comprising: a table for mounting a member to be cut; a plasma torch having an electrode for generating a plasma arc and a nozzle having an opening through which the plasma arc passes; a moving device for moving the plasma torch over the table; and a cover member made from a magnetic carbon steel material, disposed to cover the nozzle in a jetting direction of the plasma arc from the nozzle, and having an opening through which the plasma arc passes, the cover member suppressing magnetic arc blow. | ||
| 地址 | Ishikawa JP | ||