Dentistry – Apparatus – Having gauge or guide
Patent
1989-03-28
1990-07-17
Wilson, John J.
Dentistry
Apparatus
Having gauge or guide
A61C 1900
Patent
active
049418270
ABSTRACT:
A plug connection for fastening tooth or jaw segments to a pattern base is provided which consists of a pin and a matching sleeve which snugly receives the pin and from which the pin can be separated again by counter-pressure. The pin consists of a permanently lockable locking shank and of a detachable plug-in shank. The plug-in shank has two different coupling regions which, on the one hand, warrant precise fit of the plug-in shank in the matching sleeve and which, on the other hand, allow perfect uncoupling.
REFERENCES:
patent: 3153283 (1964-10-01), Weissman
patent: 3470614 (1969-10-01), Kelly
patent: 4060899 (1977-12-01), Sauter
patent: 4363625 (1982-12-01), Avanessian
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