Prior to the use of Hydraulics on A-B Farmalls, IH made an exhaust powered lift system. It was composed of a manifold with a valve that could shut off the muffler, and a pneumatic cylinder that used the resulting back pressure to lift implements. It worked pretty well. but was not anywhere as competent or powerful as Hydraulics. The issues were deterioration due to corrosion/moisture, Low power, poor position control, clumsy location for the "power" cylinder, and obstruction of view. The only claim it could make is it was "live" (it worked with the clutch disengaged. JimN
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Today's Featured Article - Chores - by Frank Young. The ceaseless passing of time! It is at once our friend and our enemy. It measures our progress and it makes us old. Like most features of our life, few things are all good or all bad, and most such judgments depend on our own perspective or viewpoint. In our particular hobby, we enjoy the nostalgic return to the days of our youth as we recreate many of the scenes that took place on the family farm that served as the stage for the first few acts of the play that is our live
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