| 摘要 |
The disclosure is of a haymaking machine with two or more rake heads, a chassis, and a beam, and also means which automatically and simultaneously cause a pivoting of the chassis of the rotary rake heads about a substantially horizontal spindle of a pivot when the said chassis is pivoted about a substantially vertical spindle of the said pivot to modify its orientation in relation to the direction of travel of the machine when the latter is changed from the central tedding position into the lateral windrowing position and vice versa.
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