A compactor device for iarge round bales is disclosed comprising a horizontally disposed cylindrical housing containing a plunger, a double toggle mechanism connected to the plunger, a hydraulic cylinder connected to the double toggle mechanism for driving the plunger, and a stabilizer linkage connected to the plunger and the double toggle mechanism for maintaining the plunger in a vertical position during compaction of a bale.
Iowa State University Research Foundation, Inc.
Buchele, Wesley F.; Jeffries, Dennis L.; Madison, Ricky D.; Mattson, Timothy J.; Sparks, Gregory E.; Thompson, Raymond D.; and Uehle, Howard T., "Compactor device for large round bales" (1979). Iowa State University Patents. 8.