| 摘要 |
PROBLEM TO BE SOLVED: To calk an eyelet by a calking shaft and a fixing shaft. SOLUTION: A eyelet is put in an article to be calked. Then, a shaft 2 similar to L shape for calking is inserted in the eyelet. Then, a fixing shaft 1 for surrounding this is inserted. Thereafter, the eyelet is calked by pulling up two shafts 1, 2 while rotating. Then, two shafts 1, 2 are returned to the origin and the fixing shaft 1 is pulled up. Thereafter, the shaft 2 for calking is extracted from the eyelet.
|
