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Wisse, B.M. (author), Barents, R. (author), Herder, J.L. (author), Van Dorsser, W.D. (author)The invention relates to an apparatus for exerting a force on a load, comprising at least a first spring system and a second spring system, which two spring systems are coupled with the load and produce forces that are applied to the load, wherein an adjusting device is provided coupled with the load, which is equipped with at least one coupling...patent 2009
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Van Dorsser, W.D. (author), Herder, J.L. (author), Wisse, B.M. (author), Barents, R. (author)The invention relates to a balancing device for a mass, comprising an arm that is adjustable about a pivoting point and with which the mass is coupled, and an adjustable spring system that is coupled with the arm, which spring system comprises at least one spring, wherein the spring system comprises an adjusting mechanism that is connected with...patent 2007