A piston and cylinder assembly is disclosed which is constructed of polyvinyl chloride that uses local water pressure to perform small lifting tasks. The chamber is either pressurized to extend the piston or depressurized to retract the piston. The present invention is best utilized for raising and lowering toilet seats.


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    Title :

    Hydraulic Lifting Device


    Contributors:
    K. Terrell (author)

    Publication date :

    1990


    Size :

    11 pages


    Type of media :

    Report


    Type of material :

    No indication


    Language :

    English




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