초록 ▼

An agricultural harvesting machine includes a feeder housing and a cutting platform attached to the feeder housing. The cutting platform includes a frame, an accumulator carried by the frame, a plurality of float arms movably coupled with the frame, and a plurality of float cylinders. Each float cyl

An agricultural harvesting machine includes a feeder housing and a cutting platform attached to the feeder housing. The cutting platform includes a frame, an accumulator carried by the frame, a plurality of float arms movably coupled with the frame, and a plurality of float cylinders. Each float cylinder is coupled between the frame and a respective float arm. A shut-off valve is fluidly connected between the accumulator and at least one float cylinder.

대표청구항 ▼

The invention claimed is: 1. An agricultural harvesting machine, comprising: a feeder housing; a lift cylinder coupled with said feeder housing; an actuator for actuating said lift cylinder; a cutting platform attached to said feeder housing, said cutting platform including a frame, an accumulator

The invention claimed is: 1. An agricultural harvesting machine, comprising: a feeder housing; a lift cylinder coupled with said feeder housing; an actuator for actuating said lift cylinder; a cutting platform attached to said feeder housing, said cutting platform including a frame, an accumulator carried by said frame, a plurality of float arms movably coupled with said frame, a plurality of float cylinders, each said float cylinder coupled between said frame and a respective said float arm, and a shut-off valve fluidly connected between said accumulator and at least one said float cylinder; and an electronic controller coupled with each of said actuator and said shut-off valve, said controller closing said shut-off valve upon initiation of said actuator. 2. The agricultural harvesting machine of claim 1, wherein said shut-off valve comprises an electric solenoid valve. 3. The agricultural harvesting machine of claim 1, wherein said actuator comprises one of a switch and a lever. 4. The agricultural harvesting machine of claim 1, wherein said shut-off valve is fluidly connected with a plurality of said float cylinders. 5. The agricultural harvesting machine of claim 1, wherein said cutting platform includes a plurality of platform sections, said frame comprises one of a plurality of frames, and each said platform section includes a corresponding one of said plurality of frames. 6. The agricultural harvesting machine of claim 5, wherein said accumulator comprises one of a plurality of accumulators, each said accumulator carried by a respective said frame of a respective said platform section. 7. The agricultural harvesting machine of claim 1, wherein each said float arm includes a roller. 8. The agricultural harvesting machine of claim 1, wherein each said float arm is pivotally coupled with said frame. 9. A cutting platform for use with an agricultural harvesting machine, the harvesting machine including a feeder housing, a lift cylinder coupled with the feeder housing, and an operator actuated actuator for lifting the feeder housing using the lift cylinder, said cutting platform comprising: a frame; a plurality of float arms movably coupled with said frame; a plurality of float cylinders, each said float cylinder coupled between said frame and a respective said float arm; an accumulator; a shut-off valve fluidly connected between said accumulator and at least one said float cylinder, said shut-off valve automatically closing upon initiation of the actuator by an operator. 10. The cutting platform of claim 9, wherein said shut-off valve comprises an electric solenoid valve. 11. The agricultural harvesting machine of claim 9, wherein said shut-off valve is fluidly connected with a plurality of said float cylinders. 12. The agricultural harvesting machine of claim 9, wherein said cutting platform includes a plurality of platform sections, said frame comprises one of a plurality of frames, and each said platform section includes a corresponding one of said plurality of frames. 13. The agricultural harvesting machine of claim 12, wherein said accumulator comprises one of a plurality of accumulators, each said accumulator carried by a respective said frame of a respective said platform section. 14. The agricultural harvesting machine of claim 9, wherein each said float arm includes a roller. 15. The agricultural harvesting machine of claim 9, wherein each said float arm is pivotally coupled with said frame. 16. The agricultural harvesting machine of claim 9, wherein said accumulator is carried by said frame.