US PATENT SUBCLASS 411 / 228
.~.~.~.~.~ Inherently resilient pawl

Current as of: June, 1999
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411 /   HD   EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER

190  DF  HAVING STRUCTURE TO RESTRICT ROTATION OF THREADED, MATING PIECES (E.G., NUT LOCK) {13}
204  DF  .~ Structure is coaxial, distinct member (e.g., washer, key, or nut portion) that restricts nut piece {7}
222  DF  .~.~ Internally threaded locking member (e.g., jam nut) {1}
223  DF  .~.~.~ Including means associated with at least one of the nuts for restricting rotation therebetween {11}
227  DF  .~.~.~.~ Comprising one or more discrete members serving as a pawl and ratchet {1}
228.~.~.~.~.~ Inherently resilient pawl

DEFINITION

Classification: 411/228

Inherently resilient pawl:

(under subclass 227) Device wherein the source of bias for the pawl is the use of material (e.g., sheet metal) having a significant degree of elasticity for fashioning the pawl.