| 摘要 |
A continuous abrading belt means (150- 194) and method for manufacturing an improved mowing machine of the type which includes a bed knife (101), a cylindrical rotary knife (110-136) which, in turn, comprises a plurality of generally elliptical discs (114-122) mounted parallel to each other on a shaft (110, 112), and means for rotating the cylindrical knife construction (110-136) in peripheral contact with the bed knife (109). |
