Brian L. Thompson said: (quoted from post at 17:31:50 03/03/08) I am currently working on a presentation for an one of my Agriculture Mechanization Classes at Clemson University and I was just wanting to get everyone's ideas on what were the major improvements to tractor technology between 1890-present day. These improvements would include such topics as the conversion from steam to gas then gas to diesel, safety features, electrical systems, 3 point hitch, pto, rubber tires, gps systems, and even general improvements to safety and comfort of the operator. Therefore, I was just wanting to know which improvements everyone would consider to be the most important improvement to the modern day tractor. Also feel free to mention any other improvements and their impact. Thanks for your time and help.
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Today's Featured Article - Engine Valves - Some Helpful Information - by Staff. Intake - On the intake stroke the piston moves doward, sucking in carburized fuel through the open intake valve. Exhaust valve is closed. Compression - With both the intake and exhaust valves closed, the pistons upward stroke compresses or squeezes the fuel into the combustion chamber. Firing - Ignited by the spark, the compressed fuel explodes and forces the piston downward on its power stroke. Intake and exhaust valves are closed. Exhaust valves and seats are exp
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