作者: Paul L. Rake
DOI:
关键词:
摘要: Exercise devices with an adjustable handle and lever arm are provided for exercising the major muscle groups individually against a selected resistance. The exercise include frame base leg, support is pivotably attached at one end adjustably to leg distance from pivot. An connected pivot resistance also support. By adjusting attachment of pivots placed desired height base. source by flexible connector which transmits in general direction originating lever. engagement pin selectively engages specific points along allow user select particular handle. Rotation opposed transmitted parallel acts on pin. additional fixes angle between transmit force levers.