Torque assembly and method of manufacture
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United States of America Patent
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Aug 27, 2013
Grant Date -
Apr 25, 2013
app pub date -
Oct 24, 2011
filing date -
Oct 24, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A torque assembly includes a spindle, a cap mounted on the spindle for rotation about the spindle, and a work-hardened, plastic sleeve inserted between the cap and the spindle for constant rotation of the sleeve and cap with respect to the spindle. The torque assembly may be installed onto a hinged object and fixed object with movement along a single axis. The torque assembly may be formed by: (a) providing a spindle having a base and a rod extending from the base; (b) providing a cap member with an annular section defining an inner diameter; (c) providing an annular plastic sleeve having an inner diameter and an outer diameter; (d) work-hardening the sleeve for a predetermined time period; (e) changing the inner diameter of the sleeve; and (f) inserting the spindle rod through the inner diameter of the sleeve.
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