Patent ID: 7523601
Filing Date: 2009-04-28
Classification: A01D

Abstract:
1. A mower comprising a supporting structure that can be coupled to a tractor and bears a support beam to which there is articulated a cutter bar that can be brought in a work configuration, in a maneuvering configuration and in at least one transport configuration using an unfolding and folding device, wherein said unfolding and folding device comprises: a tilting element articulated to the support beam and connected to the supporting structure via a support articulated on the supporting structure, a link rod articulated to the cutter bar, a double acting hydraulic jack having a piston and being positioned between said tilting element and said link rod, a safety arm configured to block a movement of the link rod in the maneuvering configuration, and a protector configured to block a movement of the piston in the maneuvering configuration.