US PATENT SUBCLASS 248 / 586
.~.~.~.~ Diagonal spring

Current as of: June, 1999
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248 /   HD   SUPPORTS

560  DF  RESILIENT SUPPORT {16}
580  DF  .~ Including load sustaining bearing or guide {8}
584  DF  .~.~ Resilient means acts through linkage or gear {5}
585  DF  .~.~.~ Parallelogram linkage {2}
586.~.~.~.~ Diagonal spring

DEFINITION

Classification: 248/586

Diagonal spring:

(under subclass 585) Structure wherein the resilient means comprises a spring connected to at least one of the links and extending generally diagonally across the parallelogram.