Patent ID: 9648809
Date: 2017-05-16
CPC Classifications: A01B,A01D

Claim:
1. A pull-type mower conditioner configured to be pulled across a field by a towing vehicle and capable of severing standing crop material from the ground and conditioning the crop material as it is passed rearwardly through mower conditioner, the mower conditioner comprising: a crop cutting assembly that severs crop material from the ground as the mower conditioner is pulled across a field; a lift mechanism configured to raise and lower the crop cutting assembly to a desired height comprising at least one lift cylinder and a hydraulic lift circuit supplying hydraulic fluid to the at least one lift cylinder; a conditioning mechanism receiving the severed crop material from the crop cutting assembly, the conditioning mechanism comprising: a pair of counter-rotating conditioning rolls to condition the crop material; a tensioning assembly that urges the conditioning rolls relatively toward one another and resists their separation, the tensioning assembly comprising: