| 摘要 |
PROBLEM TO BE SOLVED: To reduce time and labor spent for a conventional tooth forming method and also to reduce cost. SOLUTION: The tooth formed article is characterized in chat a mounting hole is drilled on one side of the L-shaped member by press and a tooth profile is also formed on the other side by a press means. further, the tooth forming method is characterized in that this article is made by circularly bending the member to have a prescribed diameter. The invention includes tooth formed articles made by this method. COPYRIGHT: (C)2003,JPO
|
