Back to results
US 4,229,167 AGranted
Dowel pin setting instrument
AssigneePorceny Co., Ltd.
InventorsMakoto Kikuchi, Keijyu Yamada
Life of this patent
Estimating the term…
Abstract
A dowel pin setting instrument provided with a supporting means having a first member and a second member detachably inserted into the first member so as to prevent its rotation therein and mounted on an impression material other than a tooth mark and a flexible tube having dowel pin fitted at one end thereto and coupled at the other end to supporting means.
Claims18
A dowel pin setting instrument to be attached on an impression material comprising a flexible tube adapted for fitting a dowel pin at one end;
- a flexible core wire coaxially inserted in said tube;
- supporting means comprising a sleeve having an opening at one end and a rod for insertion into the opening in the sleeve;
- engaging means for engaging the rod to the sleeve to prevent the rotation of the rod in a peripheral direction relative to the sleeve when the rod is inserted into the sleeve, and disengaging the rod from the sleeve when the rod is removed from the opening in the sleeve;
- connecting means for connecting the other end of the flexible tube to the rod;
- and
- fixing means for fixing the sleeve at its other end at a portion other than a tooth mark formed on the impression material.
3 more elements
Dependencies are inferred from the claim text.