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    • 2. 发明授权
    • Adjustable weight lifting machine
    • 可调式起重机
    • US5135451A
    • 1992-08-04
    • US747274
    • 1991-08-19
    • Ming-Che Chen
    • Ming-Che Chen
    • A63B21/00A63B21/062A63B23/00
    • A63B21/154A63B21/0628A63B21/063A63B21/4031A63B23/00A63B23/03525
    • An adjustable weight lifting machine includes a bench board adjustably secured on a bench frame by adjustably engaging a locking bolt pivotally secured with the bench board with a corresponding pair of bolt holes formed in the bench frame adapted for a proper seating or sleeping by a trainee or user on the bench board, and a plurality of weights slidably held on two guiding rods having a pair of reinforcing ribs, each rib securing each rod to a supporting column of the machine having each weight formed with two side notches in two opposite side portions of the weight so as to be freely reciprocated on the guiding rods without being obstructed by the two reinforcing ribs secured on the rods.
    • 可调重量提升机包括可调节地固定在台架上的工作台,可调节地将与工作台板枢轴固定的锁定螺栓与形成在工作台框架中的相应的一对螺栓孔可调节地接合,该螺栓孔适于由受训人员进行适当的座椅或睡眠, 使用者在台板上,并且多个重物可滑动地保持在具有一对加强肋的两个导杆上,每个肋将每个杆固定到机器的支撑柱上,每个重物在两个相对侧部分的两个相对侧部分中形成有两个侧切口 该重物能在引导杆上自由地往复运动,而不会被固定在杆上的两个加强筋所阻碍。