Gravity-powered automatic farm gate
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From Superinnovators 04/01/24 Australian company Oz Autogate, founded in Warwick, Queensland in 1993, manufactures gravity-powered automatic farm gates that open vertically when vehicles drive onto an angled metal plate. The gate stays vertical for 7 seconds after the weight has left the ramps and closes within 20 seconds damped through the use of a hydraulic […]