US PATENT SUBCLASS 433 / 12
.~.~.~ Tension adjustment nut

Current as of: June, 1999
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433 /   HD   DENTISTRY

2  DF  ORTHODONTICS {9}
8  DF  .~ Bracket {4}
10  DF  .~.~ Having means to secure arch wire {3}
12.~.~.~ Tension adjustment nut

DEFINITION

Classification: 433/12

Tension adjustment nut:

(under subclass 10) Subject matter wherein a threaded member is provided and adapted to cooperate with threads formed on either the bracket or an arch wire engaged therewith whereby rotation of the threaded member causes a change in the tension of the arch wire.