发明名称 Braking system for exercise apparatus
摘要 An electromechanical and more particularly an electromagnetic brake is utilized in the control of exercise equipment including escalator type stair-climbing apparatus, in which electronically controllable torque, including a clamping torque, is applied to a rotary shaft to load the exercise equipment, thereby giving complete electronic control to the operation of the exercise apparatus including a safety locking function.
申请公布号 US4927136(A) 申请公布日期 1990.05.22
申请号 US19890294478 申请日期 1989.01.06
申请人 ENGINEERING DYNAMICS CORPORATION 发明人 LEASK, JOHN W.
分类号 A63B21/005;A63B21/22;A63B22/04 主分类号 A63B21/005
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