Patent ID: 7946095
Filing Date: 2011-05-24
Classification: A01F

Abstract:
1. In a round baler having a bale forming mechanism and a wrapper dispensing mechanism for wrapping a formed bale with a length of wrapping material from a roll of supply material during a wrapping cycle, said bale forming mechanism defining a baling chamber and including a baling element that moves toward an access opening defined in the baling chamber, the improvement comprising: a feed roller, said feed roller being shiftable generally toward and away from said baling element so as to be selectively brought into and out of engagement with the baling element, said feed roller being driven by the baling element when the feed roller is in engagement with the baling element, said feed roller and said baling element cooperatively defining a temporary nip therebetween for paying out the wrapping material when the feed roller is in engagement with the baling element; and a positioning device operably coupled with the feed roller for shifting the feed roller between a first position during bale formation and a second position during bale wrapping, said first position including said feed roller being spaced away from the baling element, said second position including said feed roller being in engagement with the baling element and the wrapping material being trapped within the temporary nip, whereby the wrapping material is paid out by the feed roller and the baling element, and is pulled into the baling chamber through the opening by the baling element, said feed roller being disposed to at least partially vertically support the roll of supply material thereon.