US PATENT SUBCLASS 411 / 539
.~ Radially positionable
Current as of:
June, 1999
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411 /
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EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER
531
DF
WASHER STRUCTURE
{11}
539
.~ Radially positionable {2}
540
DF
.~.~
> Pivotally hinged sections
541
DF
.~.~
> Secured by plastic deformation
DEFINITION
Classification: 411/539
Radially positionable:
(under subclass 531) Subject matter wherein the element includes means which permits the element to be moved laterally of a shank of a fastener with which the element is used.