Weight stack with alignment sleeve

专利名称：Weight stack with alignment sleeve发明人：Philip Sencil申请号：US08/056758申请日：19930504公开号：US05374229A公开日：19941220

摘要：A resistance weight stack for an exercise machine includes a stack of weightplates each having identical sleeves fixed in central apertures of the plates for receivingthe weight stack pin. The upper and lower ends of the sleeves each have a plurality ofequi-angularly spaced projections and recesses. The projections on the upper ends of thesleeves project above the upper surfaces of the associated weights and are received inthe recesses of the lower ends of the next adjacent upper weights for locating andangularly aligning the weight plates relative to each other. The sleeves each have alateral passage through the wall thereof for allowing a key to be inserted into the weightstack pin to connect the plate to the weight stack pin.

申请人：MEDX CORPORATION

代理人：William E. Mouzavires

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