| 摘要 |
1460225 Rotary mower INTERNATIONAL HARVESTER CO 26 April 1974 [11 May 1973] 46976/74 Divided out of 1460224 Heading AIF The blades 2 of a rotary mower are protected by frame elements in the form of shoes 12 which are secured by bolts 14 to plates 13 integral with the main supporting frame 11. The leading edge of each shoe, which is arc shaped, in plan view, extends beyond the forward perimeter of its respective rotor 1, by an amount which is variable owing to the provision of an elongated slot 15 through which bolt member 14 passes. |
