Multi-Spring Position Control Apparatus and Methods

    公开(公告)号:US20210222709A1

    公开(公告)日:2021-07-22

    申请号:US16747386

    申请日:2020-01-20

    Abstract: The inventive technology, in certain of its many embodiments, may present a y-number of physically biased, pressurized positioner assemblies, in a single positioner zone, where each assembly includes, inter alia, a plurality of n number of non-precision springs configured in a bimodal or trimodal configuration, and wherein an average of the absolute values of individual deviations, from a design effective spring rate, of the measured, effective spring rates of said positioner assemblies of said zone is less than an average of the absolute values of individual deviations, from said design effective spring rate, of y-number of non-precision springs manufactured to have said design effective spring rate. Spring configurations may be, e.g.: single/double/triple cylinder; single/double pressure cylinder; unimodal/bimodal/trimodal parallel, series and/or nested; internal/external; and/or symmetric/asymmetric. Certain embodiments may include an anti-buckling disc established between series configured springs. Additional aspects of the inventive technology may relate to, e.g., ability to use shorter springs to achieve an intended rate, inter alia.

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