Patent ID: 6457405
Filing Date: 2002-10-01
Classification: A01F,B30B

Abstract:
An agricultural baler comprising:a frame; a pick-up assembly for picking up crop material from a field; a baling chamber for receiving crop material from said pick-up assembly, said baling chamber having at least one movable wall portion; a plunger mounted for reciprocating movement in said baling chamber for compression of the crop material therein, said plunger being driven by a gearbox affixed to said frame; and a control unit for adjusting the position of said movable wall portion in response to a signal from a load sensor, sensing at least a portion of the reaction forces of the crop material on said plunger during a compression stroke thereof, wherein said load sensor is mounted to a lever for measurement of said portion of said reaction forces, wherein said lever is pivotably mounted to said gearbox and said lever has a first lever arm connected to a portion of said frame and a second lever arm connected to said load sensor, said sensor also connected to said main frame.