| 摘要 |
End for dummy bars, characterized by comprising:… an end portion (14) which has hook means (214) of a smaller width and is an integral part of the dummy bar (112) and includes a lodgement groove (314) stretching lengthwise in said dummy bar (112),… a detachable head (13) which bears on its outside a means (113) for attachment of the billet and has within itself a lengthwise groove (313) containing an inside crosswise attachment pin (131), whereby said groove (313) can lodge said terminal hook portion (214) of the dummy bar (112), and whereby said hook means (214) cooperate from above with said attachment pin 131),… abutting means which are provided on the lower side between the end part (14) with its hook (214) and said detachable head (13) and which enable said detacheable head (13) to rotate in one direction in relation to said end part (14),… latch (116) contrast means which pivot within said lodgement groove (314) and can close from below against said attachment pin (131),… whereby means (17) to actuate the latch (116) are provided and are hinged at the end of said latch (116) contrast means, and whereby tension spring means (21) are also provided and connected at one end to the inner end (217) of the means (17) actuating the latch (116) and at their other end (342) to the body of the dummy bar (112). |
