J-hook force-adjustable and disconnectible connector for orthodo

Details J-hook force-adjustable and disconnectible connector for orthodo J-hook force-adjustable and disconnectible connector for orthodo

1986-09-30

1987-11-03

Wilson, John J.

Dentistry

Orthodontics

Including extra-oral force transmitting means

A61C 300

Patent

active

047040866

ABSTRACT:
A force-producing connector connecting a force reaction orthodontic headcap or neckstrap and a J-hook for applying a force to a wearer's jaw includes a slide carrying a force-producing spring and guided for movement lengthwise of an elongated sidepiece base. The elongated base has a row of slots extending lengthwise of it selectively engageable by the toe of a pawl pivoted on the slide, which pawl can be held in locking position by a latch including an aperture in the pawl engageable with a catch on a post carried by the slide over which the pawl aperture can be moved.

REFERENCES:
patent: 3526035 (1970-09-01), Armstrong
patent: 4368039 (1983-01-01), Armstrong
patent: 4392825 (1983-07-01), DeWoskin
patent: 4553933 (1985-11-01), Armstrong et al.
patent: 4553934 (1985-11-01), Armstrong et al.

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