发明授权
- 专利标题: Golf club and method of manufacturing the golf club
- 专利标题(中): 高尔夫俱乐部和制造高尔夫球杆的方法
-
申请号: US09890902申请日: 2001-08-02
-
公开(公告)号: US06666779B1公开(公告)日: 2003-12-23
- 发明人: Mototaka Iwata , Kiyotaka Chaen , Isamu Toshinari , Kenji Kanegawa
- 申请人: Mototaka Iwata , Kiyotaka Chaen , Isamu Toshinari , Kenji Kanegawa
- 主分类号: A63B5304
- IPC分类号: A63B5304
摘要:
A golf club according to the present invention comprises a face portion (1) and a neck portion (2), and metal flow lines (3) continue from the face portion (1) to the neck portion (2). These metal flow lines (3) extend in a single direction on the face portion (1). A method of manufacturing a golf club according to the present invention comprises steps of bending a rod member subjected to drawing plastic working on an end and forging the rod member after the bending for integrally molding a face portion (1) and a neck portion (2).
信息查询