両翼鉤の英語

第１及び第２カバー板５・６は、第１段差１５ｂ又は第２段差１６ｂに係止する係止辺５５ｂを設け、第１傾斜面１５ａ又は第２傾斜面１６ａを逃げるクランク状の鉤形開口５７をそれらの両翼片に有する。例文帳に追加

First and second covering plates 5, 6 are installed with a locking side 55b that is locked to the first stage difference 15b or the second stage difference 16b, and have hook-shaped apertures 57 of a crank state that avoid the first tilting face 15a or the second tilting face 16a at their both wing pieces. - 特許庁