| 摘要 |
A combination of a soil-working part (21) and a mounting part (24) to be provided on a plough body (10), said working part (21) having a pair of opposed working tips (22, 23) and being intended to be mounted on said mounting part (24) so that one of said tips (22) is an outboard tip which projects from the mounting part (24) so as to be capable of carrying out a soil-working operation in use of the plough body (10), and the other of said tips (23) is an inboard tip in which the working part (21) has first and second modes of adjustment relative to the mounting part (24) when tip wear occurs.
|
